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1
FOREWORD
This wiring diagram manual has been prepared to provideinformation on the electrical system of the 1995 SUPRA.
Applicable models: JZA 80 Series
For service specifications and repair procedures of the abovemodels other than those listed in this manual, refer to thefollowing manuals:
Manual Name Pub. No.
1995 SUPRA Repair ManualVolume 1Volume 2
1995 TOYOTA New Car Features
RM408U1RM408U2NCF109U
All information in this manual is based on the latest productinformation at the time of publication. However, specificationsand procedures are subject to change without notice.
TOYOTA MOTOR CORPORATION
When handling supplemental restraint system components (removal,installation or inspection, etc.), always follow the direction given in the repairmanuals listed above to prevent accidents and supplemental restraintsystem malfunction.
NOTICE
2
INTRODUCTION
This manual consists of the following 11 sections:
No. Section Description
A
INDEX Index of the contents of this manual.
A
INTRODUCTION Brief explanation of each section.
B HOW TO USETHIS MANUAL Instructions on how to use this manual.
C TROUBLE–SHOOTING Describes the basic inspection procedures for electrical circuits.
D ABBREVIATIONS Defines the abbreviations used in this manual.
EGLOSSARY OFTERMS ANDSYMBOLS
Defines the symbols and functions of major parts.
F RELAY LOCATIONS Shows position of the Electronic Control Unit, Relays, Relay Block, etc.This section is closely related to the system circuit.
G ELECTRICALWIRING ROUTING
Describes position of Parts Connectors, Splice points, Ground points, etc.This section is closely related to the system circuit.
H POWER SOURCE(Current Flow Chart)
Describes power distribution from the power supply to various electricalloads.
INDEX Index of the system circuits.
I
SYSTEM CIRCUITS
Electrical circuits of each system are shown from the power supply throughground points. Wiring connections and their positions are shown andclassified by code according to the connection method. (Refer to thesection, “How to use this manual”).The “System Outline” and “Service Hints” useful for troubleshooting are alsocontained in this section.
J GROUND POINTS Shows ground positions of all parts described in this manual.
KOVERALLELECTRICALWIRING DIAGRAM
Provides circuit diagrams showing the circuit connections.
3
HOW TO USE THIS MANUAL
This manual provides information on the electrical circuits installed on vehicles bydividing them into a circuit for each system.
The actual wiring of each system circuit is shown from the point where the power sourceis received from the battery as far as each ground point. (All circuit diagrams are shownwith the switches in the OFF position.)
When troubleshooting any problem, first understand the operation of the circuit wherethe problem was detected (see System Circuit section), the power source supplyingpower to that circuit (see Power Source section), and the ground points (see GroundPoints section). See the System Outline to understand the circuit operation.
When the circuit operation is understood, begin troubleshooting of the problem circuitto isolate the cause. Use Relay Location and Electrical Wire Routing sections to findeach part, junction block and wiring harness connectors, wiring harness and wiringharness connectors, splice points, and ground points of each system circuit. Internalwiring for each junction block is also provided for better understanding of connectionwithin a junction block.Wiring related to each system is indicated in each system circuit by arrows (from , to ). When overall connections are required, see the Overall Wiring Diagramat the end of this manual.
* The system shown here is an EXAMPLE ONLY. It is different to theactual circuit shown in the SYSTEM CIRCUITS SECTION.
4
HOW TO USE THIS MANUAL
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
5
: System Title
: Indicates a Relay Block. No shading is used and onlythe Relay Block No. is shown to distinguish it from theJ/B.
Example: Indicates Relay Block No. 1.
: Indicates the connector to be connected to a part (thenumeral indicates the pin No.)
Explanation of pin use.
The pins shown are only for the highest grade, or onlyinclude those in the specification.
: Connector Color
Connectors not indicated are milky white in color.
: ( ) is used to indicate different wiring and connector,etc. when the vehicle model, engine type, orspecification is different.
: Indicates related system.
: Indicates the wiring harness and wiring harnessconnector. The wiring harness with male terminal isshown with arrows ( ).
Outside numerals are pin numbers.
The first letter of the code for each wiring harness andwiring harness connector(s) indicates the component’slocation, e.g., “E” for the Engine Compartment, “I” for theInstrument Panel and Surrounding area, and “B” for theBody and Surrounding area.
When more than one code has the first and secondletters in common, followed by numbers (e.g., IH1, IH2),this indicates the same type of wiring harness andwiring harness connector.
: Represents a part (all parts are shown in sky blue). Thecode is the same as the code used in parts position.
: Junction Block (The number in the circle is the J/B No.and the connector code is shown beside it). JunctionBlocks are shaded to clearly separate them from otherparts (different junction blocks are shaded differently forfurther clarification).
3B indicatesthat it is insideJunction BlockNo. 3.
Example:
: Indicates the wiring color.
Wire colors are indicated by an alphabetical code.
B = Black L = Blue R = Red
BR = Brown LG = Light Green V = Violet
G = Green O = Orange W = White
GR = Gray P = Pink Y = Yellow
The first letter indicates the basic wire color and thesecond letter indicates the color of the stripe.
Example: L – Y
(Blue) (Yellow)
: Indicates a wiring Splice Point (Codes are “E” for theEngine Room, “I” for the Instrument Panel, and “B” forthe Body).
Example:
The Location of Splice Point I 5 is indicated by theshaded section.
: Page No.
: Indicates a shielded cable.
: Indicates a ground point.
The first letter of the code for each ground point(s)indicates the component’s location, e.g., “E” for theEngine Compartment, “I” for the Instrument Panel andSurrounding area, and “B” for the Body andSurrounding area.
: Indicates the pin number of the connector.
The numbering system is different for female and maleconnectors.
Example: Numbered in orderfrom upper left tolower right
Numbered in orderfrom upper right tolower left
: When 2 parts both use one connector in common, theparts connector name used in the wire routing sectionis shown in square brackets [ ].
Q
R
S
T
U
V
W
X
6
HOW TO USE THIS MANUAL
WITH THE IGNITION SW TURNED ON, THE CURRENT FLOWS TO TERMINAL 3 OF THE POWER WINDOW MASTER SW, TERMINAL 2 OF THE POWER WINDOW CONTROL RELAYAND TERMINAL 8 OF THE POWER WINDOW SW THROUGH THE DOOR FUSE.
1. DRIVER’S WINDOW “MANUAL UP” OPERATION BY MASTER SW
HOLDING MANUAL SW (DRIVER’S) ON “UP” POSITION LOCATED IN POWER WINDOW MASTER SW, THE CURRENT FLOWS TO TERMINAL 5 OF THE POWER WINDOWCONTROL RELAY THROUGH TERMINAL 3 OF THE MASTER SW TERMINAL 2 TO OPERATE A POWER WINDOW CONTROL RELAY. THUS THE CURRENT INSIDE THE RELAYFLOWS FROM TERMINAL 2 OF THE RELAY TERMINAL 1 TERMINAL 2 OF THE POWER WINDOW MOTOR TERMINAL 1 TERMINAL 4 OF THE RELAY TERMINAL3 TO GROUND. THE MOTOR TURNS TO ASCENT THE WINDOW. RELEASING THIS SW, THE ROTATION OF MOTOR IS STOPPED AND THE WINDOWS CAN STOP AT WILLPOINT.
(FOR THE “MANUAL DOWN” OPERATION, CURRENT FLOWS IN THE REVERSE DIRECTION BECAUSE THE TERMINALS WHERE IT FLOWS ARE CHANGED).
2. DRIVER’S WINDOW “AUTO DOWN” OPERATION BY MASTER SW
ONCE THE “AUTO DOWN” BUTTON OF THE MASTER SW IS PUSHED, THE CURRENT FLOWS TERMINAL 9 OF THE POWER WINDOW CONTROL RELAY THROUGH TERMINAL3 OF THE MASTER SW TERMINALS 8 AND 9 TO OPERATE THE RELAY. THUS THE CURRENT INSIDE THE POWER WINDOW CONTROL RELAY FLOWS FROM TERMINAL2 OF THE RELAY TERMINAL 4 TERMINAL 1 OF THE POWER WINDOW MOTOR TERMINAL 2 TERMINAL 1 OF THE RELAY TERMINAL 3 TO GROUND.THE MOTOR CONTINUES THE ROTATION ENABLING TO DESCENT THE WINDOW.
THE WINDOW DESCENDS TO THE END POSITION. THE CURRENT WILL BE CUT OFF TO RELEASE THE AUTO DOWN FUNCTION BASED ON THE INCREASING CURRENTBETWEEN TERMINAL 2 OF THE RELAY AND TERMINAL 1 IN RELAY.
3. DRIVER’S WINDOW AUTO DOWN RELEASE OPERATION BY MASTER SW
HOLDING THE MANUAL SW (DRIVER’S) ON “UP” POSITION IN OPERATING AUTO DOWN. THE CURRENT FROM TERMINAL 3 OF THE MASTER SW PASSING TERMINAL 2FLOWS TERMINAL 5 OF THE RELAY AND RELEASES THE AUTO DOWN FUNCTION IN THE POWER WINDOW CONTROL RELAY. RELEASING THE HAND FROM SW, WINDOWSTOPS AND CONTINUING ON TOUCHING SW, THE FUNCTION SWITCHES TO MANUAL UP OPERATION.
4. PASSENGER’S WINDOW UP OPERATION (MASTER SW) AND WINDOW LOCK SW OPERATION
HOLDING PASSENGER’S WINDOW SW (MASTER SW) ON “UP”, THE CURRENT FLOWS FROM TERMINAL 3 OF THE MASTER SW PASSING TERMINAL 6 TO TERMINAL 3 OFTHE POWER WINDOW SW (PASSENGER’S) TERMINAL 4 TERMINAL 2 OF THE MOTOR TERMINAL 1 TERMINAL 9 OF THE POWER WINDOW SW TERMINAL7 TERMINAL 1 OF THE MASTER SW TERMINAL 4 TO GROUND. THE MOTOR RUNS TO ASCENT THE WINDOW. RELEASING THIS SW, THE ROTATION OF MOTOR ISSTOPPED AND WINDOW CAN STOP AT WILL PLACE.
SWITCHING THE WINDOW LOCK SW IN “LOCK” POSITION, THE CIRCUIT IS OPENED AND STOPPED THE MOTOR ROTATION.
(FOR THE DOWN OPERATION, CURRENT FLOWS IN THE REVERSE DIRECTION BECAUSE THE TERMINALS WHERE IT FLOWS ARE CHANGED).
P 2 POWER WINDOW CONTROL RELAY
3–GROUND: ALWAYS CONTINUITY
2–GROUND: APPROX. 12 VOLTS WITH IGNITION SW AT ON POSITION
5–GROUND: APPROX. 12 VOLTS WITH IGNITION SW AT ON POSITION AND MASTER SW AT UP POSITION
8–GROUND: APPROX. 12 VOLTS WITH IGNITION SW AT ON POSITION AND MASTER SW AT AUTO DOWN POSITION
9–GROUND: APPROX. 12 VOLTS WITH IGNITION SW AT ON POSITION AND MASTER SW AT DOWN OR AUTO DOWN POSITION
P 4 POWER WINDOW MASTER SW
4–GROUND: ALWAYS CONTINUITY
3–GROUND: APPROX. 12 VOLTS WITH IGNITION SW AT ON POSITION
WINDOW LOCK SW
OPEN WITH THE WINDOW LOCK SW AT LOCK POSITION
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
P 2 21 P 4 21 P 6 21
P 3 21 P 5 21
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCK (RELAY BLOCK LOCATION)
1 16 R/B NO. 1 (INSTRUMENT PANEL LEFT SIDE)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
3B 14 J/B NO. 3 AND COWL WIRE (INSTRUMENT PANEL LEFT SIDE)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
ID1 26 FRONT DOOR RH WIRE AND COWL WIRE (RIGHT KICK PANEL)
IH1 26 FRONT DOOR LH WIRE AND COWL WIRE (LEFT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINT LOCATION
IC 24 COWL LEFT
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESSES WITH SPLICE POINTS
I 5 24 COWL WIRE
SYSTEM OUTLINE
SERVICE HINTS
Q
R
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U
V
W
X
Junction connector (code: J1, J2, J3, J4, J5,J6, J7, J8, J9) in this manual include a shortterminal which is connected to a number ofwire harnesses. Always perform inspectionwith the short terminal installed. (Wheninstalling the wire harnesses, the harnessescan be connected to any position within theshort terminal grouping. Accordingly, in othervehicles, the same position in the shortterminal may be connected to a wire harnessfrom a different part.)Wire harness sharing the same short terminalgrouping have the same color.
HINT:
7
: Explains the system outline.
: Indicates values or explains the function for reference during troubleshooting.
: Indicates the reference page showing the position on the vehicle of the parts in the system circuit.
Example: Part “P4” (Power Window Master SW) is on page 21 of the manual.
* The letter in the code is from the first letter of the part, and the number indicates its orderin parts starting with that letter.
Part is 4th in orderPower Window Master SW
Example: P 4
: Indicates the reference page showing the position on the vehicle of Relay Block Connectors in thesystem circuit.
Example: Connector “1” is described on page 16 of this manual and is installed on the left side of theinstrument panel.
: Indicates the reference page showing the position on the vehicle of J/B and Wire Harness in the systemcircuit.
Example: Connector “3B”connects the Cowl Wire and J/B No. 3. It is described on page 14 of thismanual, and is installed on the instrument panel left side.
: Indicates the reference page describing the wiring harness and wiring harness connector (the femalewiring harness is shown first, followed by the male wiring harness).
Example: Connector “ID1”connects the front door RH wire (female) and cowl wire (male). It is describedon page 26 of this manual, and is installed on the right side kick panel.
: Indicates the reference page showing the position of the ground points on the vehicle.
Example: Ground point “IC” is described on page 24 of this manual and is installed on the cowl left side.
: Indicates the reference page showing the position of the splice points on the vehicle.
Example: Splice point “I 5” is on the Cowl Wire Harness and is described on page 24 of this manual.
* The system shown here is an EXAMPLE ONLY. It is different to the actual circuit shown in the SYSTEM CIRCUITS SECTION.
POWER SOURCE (Current Flow Chart)
The chart below shows the route by which current flows from the battery to each electrical source (Fusible Link, CircuitBreaker, Fuse, etc.) and other parts.The next page and following pages show the parts to which each electrical source outputs current.
POWER SOURCE
8
HOW TO USE THIS MANUAL
The “Current Flow Chart” section, describes which parts each power source (fuses, fusible links, and circuit breakers)transmits current to. In the Power Source circuit diagram, the conditions when battery power is supplied to each system areexplained. Since all System Circuit diagrams start from the power source, the power source system must be fully understood.
* The system shown here is an EXAMPLE ONLY. It is different to the actual circuit shown in the SYSTEM CIRCUITS SECTION.
GROUND POINTS
9
The ground points circuit diagram shows the connections from all major parts to the respective ground points. Whentroubleshooting a faulty ground point, checking the system circuits which use a common ground may help you identify theproblem ground quickly. The relationship between ground points ( , , and shown below) can also bechecked this way.
10
TROUBLESHOOTING
VOLTAGE CHECK(a) Establish conditions in which voltage is present at the
check point.
Example:– Ignition SW on– Ignition SW and SW 1 on– Ignition SW, SW 1 and Relay on (SW 2 off)
(b) Using a voltmeter, connect the negative lead to a goodground point or negative battery terminal, and thepositive lead to the connector or component terminal.This check can be done with a test light instead of avoltmeter.
CONTINUITY AND RESISTANCE CHECK(a) Disconnect the battery terminal or wire so there is no
voltage between the check points.(b) Contact the two leads of an ohmmeter to each of the
check points.
If the circuit has diodes, reverse the two leads and checkagain.When contacting the negative lead to the diode positive sideand the positive lead to the negative side, there should becontinuity.When contacting the two leads in reverse, there should be nocontinuity.
(c) Use a volt/ohmmeter with high impedance (10 kΩ/Vminimum) for troubleshooting of the electrical circuit.
11
FINDING A SHORT CIRCUIT(a) Remove the blown fuse and disconnect all loads of the
fuse.(b) Connect a test light in place of the fuse.(c) Establish conditions in which the test light comes on.Example:
– Ignition SW on– Ignition SW and SW 1 on– Ignition SW, SW 1 and Relay on (Connect the
Relay) and SW 2 off (or Disconnect SW 2)(d) Disconnect and reconnect the connectors while
watching the test light.The short lies between the connector where the testlight stays lit and the connector where the light goesout.
(e) Find the exact location of the short by lightly shakingthe problem wire along the body.
CAUTION:(a) Do not open the cover or the case of the ECU unless
absolutely necessary. (If the IC terminals aretouched, the IC may be destroyed by staticelectricity.)
(b) When replacing the internal mechanism (ECU part)of the digital meter, be careful that no part of yourbody or clothing comes in contact with theterminals of leads from the IC, etc. of thereplacement part (spare part).
DISCONNECTION OF MALE AND FEMALECONNECTORSTo pull apart the connectors, pull on the connector itself, not thewire harness.HINT: Check to see what kind of connector you are disconnectingbefore pulling apart.
12
TROUBLESHOOTING
HOW TO REPLACE TERMINAL(with terminal retainer or secondary lockingdevice)1. PREPARE THE SPECIAL TOOL
HINT: To remove the terminal from the connector, pleaseconstruct and use the special tool or like object shownon the left.
2. DISCONNECT CONNECTOR
3. DISENGAGE THE SECONDARY LOCKING DEVICE ORTERMINAL RETAINER.(a) Locking device must be disengaged before the
terminal locking clip can be released and the terminalremoved from the connector.
(b) Use a special tool or the terminal pick to unlock thesecondary locking device or terminal retainer.
NOTICE:Do not remove the terminal retainer from connector body.
For Non–Waterproof Type Connector
HINT: The needle insertion position varies accordingto the connector’s shape (number of terminalsetc.), so check the position before inserting it.
“Case 1”Raise the terminal retainer up to the temporarylock position.
“Case 2”Open the secondary locking device.
13
For Waterproof Type Connector
HINT: Terminal retainer color is differentaccording to connector body.
Example:Terminal Retainer: Connector BodyBlack or White : GrayBlack or White : Dark GrayGray or White : Black
“Case 1”Type where terminal retainer is pulled upto the temporary lock position (Pull Type).Insert the special tool into the terminalretainer access hole ( Mark) and pull theterminal retainer up to the temporary lockposition.
HINT: The needle insertion position variesaccording to the connector’s shape(Number of terminals etc.), so check theposition before inserting it.
“Case 2”Type which cannot be pulled as far asPower Lock insert the tool straight into theaccess hole of terminal retainer as shown.
14
TROUBLESHOOTING
Push the terminal retainer down to the temporary lockposition.
(c) Release the locking lug from terminal and pull theterminal out from rear.
4. INSTALL TERMINAL TO CONNECTOR(a) Insert the terminal.
HINT:1. Make sure the terminal is positioned correctly.2. Insert the terminal until the locking lug locks firmly.3. Insert the terminal with terminal retainer in the
temporary lock position.
(b) Push the secondary locking device or terminal retainerin to the full lock position.
5. CONNECT CONNECTOR
15
TROUBLESHOOTING / ABBREVIATIONS
DISCONNECTION AND CONNECTION OF BOLTTYPE CONNECTORSFor engine control module (engine and electronically controlledtransmission ECU) in this vehicle, connectors are used whichrequire a bolt built into the connector to be screwed down tosecurely connect the connector.
1. Disconnect the connectorAfter completely loosening the bolt, the two parts of theconnector can be separated.
NOTICE:Do not pull the wire harness when disconnecting theconnector.
2. Connect the connector
NOTICE:Before connecting the connector, always check that theterminals are not bent or damaged.
(a) Match the guide section of the male connectorcorrectly with the female connector, then press themtogether.
(b) Tighten the bolt.Make sure the connectors are completely connected,by tightening the bolt until there is a clearance of lessthan 1 mm (0.04 in.) between the bottom of maleconnector and the end of female connector.
ABBREVIATIONS
The following abbreviations are used in this manual.
ABS = Anti–Lock Brake System O/D = OverdriveA/C = Air Conditioning PPS = Progressive Power SteeringACIS = Acoustic Control Induction System R/B = Relay BlockA/T = Automatic Transmission RH = Right–HandCOMB. = Combination SFI = Sequential Multiport Fuel InjectionECU = Electronic Control Unit SRS = Supplemental Restraint SystemEFI = Electronic Fuel Injection SW = SwitchEGR = Exhaust Gas Recirculation TDCL = Total Diagnostic Communication LinkEVAP = Evaporative Emission TEMP. = TemperatureISC = Idle Speed Control TRAC = Traction Control SystemJ/B = Junction Block VSV = Vacuum Switching ValveLH = Left-Hand w/ = WithM/T = Manual Transmission w/o = Without
* The titles given inside the components are the names of the terminals (terminal codes) and are not treatedas being abbreviations.
15
ABBREVIATIONS
DISCONNECTION AND CONNECTION OF BOLTTYPE CONNECTORSFor engine control module (engine and electronically controlledtransmission ECU) in this vehicle, connectors are used whichrequire a bolt built into the connector to be screwed down tosecurely connect the connector.
1. Disconnect the connectorAfter completely loosening the bolt, the two parts of theconnector can be separated.
NOTICE:Do not pull the wire harness when disconnecting theconnector.
2. Connect the connector
NOTICE:Before connecting the connector, always check that theterminals are not bent or damaged.
(a) Match the guide section of the male connectorcorrectly with the female connector, then press themtogether.
(b) Tighten the bolt.Make sure the connectors are completely connected,by tightening the bolt until there is a clearance of lessthan 1 mm (0.04 in.) between the bottom of maleconnector and the end of female connector.
ABBREVIATIONS
The following abbreviations are used in this manual.
ABS = Anti–Lock Brake System O/D = OverdriveA/C = Air Conditioning PPS = Progressive Power SteeringACIS = Acoustic Control Induction System R/B = Relay BlockA/T = Automatic Transmission RH = Right–HandCOMB. = Combination SFI = Sequential Multiport Fuel InjectionECU = Electronic Control Unit SRS = Supplemental Restraint SystemEFI = Electronic Fuel Injection SW = SwitchEGR = Exhaust Gas Recirculation TDCL = Total Diagnostic Communication LinkEVAP = Evaporative Emission TEMP. = TemperatureISC = Idle Speed Control TRAC = Traction Control SystemJ/B = Junction Block VSV = Vacuum Switching ValveLH = Left-Hand w/ = WithM/T = Manual Transmission w/o = Without
* The titles given inside the components are the names of the terminals (terminal codes) and are not treatedas being abbreviations.
METER, ANALOGCurrent flow activates a magneticcoil which causes a needle tomove, thereby providing a relativedisplay against a backgroundcalibration.
LED (LIGHT EMITTING DIODE)Upon current flow, these diodesemit light without producing theheat of a comparable light.
IGNITION COILConverts low–voltage DC currentinto high–voltage ignition currentfor firing the spark plugs.
1. SINGLEFILAMENT
GROUNDThe point at which wiring attachesto the Body, thereby providing areturn path for an electrical circuit;without a ground, current cannotflow.
Current flow causes a headlightfilament to heat up and emit light.A headlight may have either asingle (1) filament or a double (2)filament.
BATTERYStores chemical energy andconverts it into electrical energy.Provides DC current for the auto’svarious electrical circuits.
CAPACITOR (Condenser)A small holding unit for temporarystorage of electrical voltage.
CIRCUIT BREAKERBasically a reusable fuse, a circuitbreaker will heat and open if toomuch current flows through it. Someunits automatically reset when cool,others must be manually reset.
DIODEA semiconductor which allowscurrent flow in only one direction.
DIODE, ZENERA diode which allows current flowin one direction but blocks reverseflow only up to a specific voltage.Above that potential, it passes theexcess voltage. This acts as asimple voltage regulator.
FUSEA thin metal strip which burnsthrough when too much currentflows through it, thereby stoppingcurrent flow and protecting acircuit from damage.
FUSIBLE LINKA heavy–gauge wire placed inhigh amperage circuits whichburns through on overloads,thereby protecting the circuit.The numbers indicate the cross–section surface area of the wires.
HORNAn electric device which sounds aloud audible signal.
LIGHTCurrent flow through a filamentcauses the filament to heat upand emit light.
METER, DIGITALCurrent flow activates one ormany LED’s, LCD’s, or fluorescentdisplays, which provide a relativeor digital display.
MOTORA power unit which convertselectrical energy into mechanicalenergy, especially rotary motion.
CIGARETTE LIGHTERAn electric resistance heatingelement.
DISTRIBUTOR, IIAChannels high–voltage currentfrom the ignition coil to theindividual spark plugs.
2. DOUBLEFILAMENT
HEADLIGHTS
FUEL
(for High Current Fuse orFusible Link.)
(for Medium Current Fuse)
M
16
GLOSSARY OF TERMS AND SYMBOLS
17
1. NORMALLYOPEN
Opens andcloses circuits,therebystopping (1) orallowing (2)current flow.
RESISTORAn electrical component with afixed resistance, placed in a circuitto reduce voltage to a specificvalue.
RESISTOR, TAPPEDA resistor which supplies two ormore different non adjustableresistance values.
SENSOR (Thermistor)A resistor which varies itsresistance with temperature.
SHORT PINUsed to provide an unbrokenconnection within a junction block.
SOLENOIDAn electromagnetic coil whichforms a magnetic field whencurrent flows, to move a plunger,etc.
SWITCH, DOUBLE THROWA switch which continuouslypasses current through one setof contacts or the other.
SWITCH,IGNITION
A key operated switch withseveral positions which allowsvarious circuits, particularly theprimary ignition circuit, tobecome operational.
Wires are alwaysdrawn as straight lineson wiring diagrams.Crossed wires (1)without a black dot atthe junction are notjoined; crossed wires(2) with a black dot oroctagonal ( ) mark atthe junction are spliced(joined) connections.
RELAY, DOUBLE THROWA relay which passes currentthrough one set of contacts or theother.
SENSOR, ANALOG SPEEDUses magnetic impulses to openand close a switch to create asignal for activation of othercomponents.
TRANSISTORA solidstate device typically usedas an electronic relay; stops orpasses current depending on thevoltage applied at “base.”
SWITCH, WIPER PARKAutomatically returns wipers tothe stop position when the wiperswitch is turned off.
SWITCH, MANUAL
SPEAKERAn electromechanical devicewhich creates sound waves fromcurrent flow.
2. NORMALLYCLOSED
RESISTOR, VARIABLE orRHEOSTAT
A controllable resistor with avariable rate of resistance.Also called a potentiometer orrheostat.
2. NORMALLYOPEN
RELAY
1. NORMALLYCLOSED
Basically, an electricallyoperated switch which maybe normally closed (1) oropen (2).Current flow through asmall coil creates amagnetic field which eitheropens or closes anattached switch.
(2) SPLICED
WIRES
(1) NOTCONNECTED
[Engine Compartment]
18
RELAY LOCATIONS
[Instrument Panel]
[Body]
19
[Seat]
20
RELAY LOCATIONS
: J/B No. 1 Left Kick Panel (See Page 18)
21
[J/B No. 1 Inner Circuit]
22
RELAY LOCATIONS
2 : R/B No. 2Engine Compartment Left (See Page 18)
: J/B No. 2Engine Compartment Left (See Page 18)
23
4 : R/B No. 4 Left Kick Panel (See Page 18)
5 : R/B No. 5 Engine Compartment Right (See Page 18)
24
ELECTRICAL WIRING ROUTING
Position of Parts in Engine Compartment
[2JZ–GTE]
A 1 A/C Ambient Temp. Sensor E 4 Engine Coolant Temp. Sender (Water Temp. Sender)A 2 A/C Condenser Fan Motor E 5 Engine Coolant Temp. SW (Water Temp. SW)A 3 A/C Triple Pressure SW E 6 Engine Hood Courtesy SW
(A/C Dual and Single Pressure SW) E 7 Engine Oil Level SensorA 4 A/C Magnetic Clutch and Lock SensorA 5 A/T Fluid Temp. Sensor F 1 Front Airbag Sensor LHA 6 ABS Actuator F 2 Front Airbag Sensor RHA 7 ABS Actuator F 3 Front Fog Light and Parking Light LHA 10 ABS Speed Sensor Front LH F 4 Front Fog Light and Parking Light RHA 11 ABS Speed Sensor Front RH F 5 Front Side Marker Light LH
F 6 Front Side Marker Light RHB 1 Back–Up Light SW (for M/T) F 7 Front Turn Signal Light LHB 2 Brake Fluid Level Warning SW F 8 Front Turn Signal Light RH
F 9 Front Wiper MotorC 1 Camshaft Position Sensor No. 1C 2 Camshaft Position Sensor No. 2 G 1 Generator (Alternator)C 3 Crankshaft Position Sensor G 2 Generator (Alternator)C 4 Cruise Control Actuator
H 1 Headlight Hi LHD 1 Data Link Connector 1 (Check Connector) H 2 Headlight Hi RHD 2 Daytime Running Light Relay No. 3 H 3 Headlight Lo LHD 3 Daytime Running Light Relay No. 3 H 4 Headlight Lo RH
H 5 Heated Oxygen Sensor (Main)E 1 EGR Gas Temp. Sensor H 8 Horn LHE 2 Electronically Controlled Transmission Solenoid H 9 Horn RHE 3 Engine Coolant Temp. Sensor (EFI Water Temp. Sensor)
25
Position of Parts in Engine Compartment
[2JZ–GTE]
I 1 Idle Air Control Valve (ISC Valve) R 1 Radiator Fan MotorI 2 Igniter R 2 Radiator Fan Relay No. 1I 3 Igniter R 3 Radiator Fan Relay No. 2I 6 Ignition Coil No. 1I 7 Ignition Coil No. 2 S 1 SFI Resistor (EFI Resistor)I 8 Ignition Coil No. 3 S 2 StarterI 9 Ignition Coil No. 4 S 3 StarterI 10 Ignition Coil No. 5 S 4 Sub Throttle ActuatorI 11 Ignition Coil No. 6 S 5 Sub Throttle Position SensorI 12 Injector No. 1I 13 Injector No. 2 T 1 Theft Deterrent HornI 14 Injector No. 3 T 2 Throttle Position SensorI 15 Injector No. 4 T 3 Traction Brake ActuatorI 16 Injector No. 5 T 4 Traction Pump and MotorI 17 Injector No. 6 T 14 Turbo Pressure Sensor
K 1 Knock Sensor (on Front Side) V 2 VSV (for EGR)K 2 Knock Sensor (on Rear Side) V 3 VSV (for EVAP)
V 4 VSV (for Exhaust Bypass Valve)M 1 Mass Air Flow (Air Flow Meter) V 5 VSV (for Exhaust Gas Control Valve)
V 6 VSV (for Fuel Pressure Up)N 1 Noise Filter V 7 VSV (for Intake Air Control Valve)
V 8 VSV (for Waste Gate Valve)O 1 O/D Direct Clutch Speed Sensor V 10 Vehicle Speed Sensor (Speed Sensor) No. 1 (forO 2 Oil Pressure SW Combination Meter)
V 11 Vehicle Speed Sensor (Speed Sensor) No. 2 (forP 1 PPS Solenoid Electronically Controlled Transmission)P 2 Park/Neutral Position SW (Neutral Start SW),
Back–Up Light SW and A/T Indicator Light SW W 1 Washer Motor(for A/T)
26
ELECTRICAL WIRING ROUTING
Position of Parts in Engine Compartment
[2JZ–GE]
A 1 A/C Ambient Temp. Sensor E 2 Electronically Controlled Transmission SolenoidA 3 A/C Dual Pressure SW E 3 Engine Coolant Temp. Sensor (EFI Water Temp.A 4 A/C Magnetic Clutch and Lock Sensor Sensor)A 5 A/T Fluid Temp. Sensor E 4 Engine Coolant Temp. Sender (Water Temp.A 6 ABS Actuator Sender)A 7 ABS Actuator E 6 Engine Hood Courtesy SWA 8 ABS Relay E 7 Engine Oil Level SensorA 9 ABS RelayA 10 ABS Speed Sensor Front LH F 1 Front Airbag Sensor LHA 11 ABS Speed Sensor Front RH F 2 Front Airbag Sensor RH
F 3 Front Fog Light and Parking Light LHB 1 Back-Up Light SW (for M/T) F 4 Front Fog Light and Parking Light RHB 2 Brake Fluid Level Warning SW F 5 Front Side Marker Light LH
F 6 Front Side Marker Light RHC 4 Cruise Control Actuator F 7 Front Turn Signal Light LH
F 8 Front Turn Signal Light RHD 1 Data Link Connector 1 (Check Connector) F 9 Front Wiper MotorD 4 Distributor
G 1 Generator (Alternator)E 1 EGR Gas Temp. Sensor G 2 Generator (Alternator)
27
Position of Parts in Engine Compartment
[2JZ–GE]
H 1 Headlight Hi LH O 2 Oil Pressure SWH 2 Headlight Hi RH O 3 Oxygen Sensor (Except California on Front Side)H 3 Headlight Lo LH O 4 Oxygen Sensor (Except California on Rear Side)H 4 Headlight Lo RHH 8 Horn LH P 1 PPS SolenoidH 9 Horn RH P 2 Park/Neutral Position SW (Neutral Start SW),
Back–Up Light SW and A/T Indicator Light SWI 1 Idle Air Control Valve (ISC Valve) (for A/T)I 4 Igniter P 3 Power Steering Pressure SWI 5 Ignition CoilI 12 Injector No. 1 S 2 StarterI 13 Injector No. 2 S 3 StarterI 14 Injector No. 3I 15 Injector No. 4 T 1 Theft Deterrent HornI 16 Injector No. 5 T 2 Throttle Position SensorI 17 Injector No. 6
V 1 VSV (for ACIS)K 1 Knock Sensor (on Front Side) V 2 VSV (for EGR)K 2 Knock Sensor (on Rear Side) V 3 VSV (for EVAP)
V 6 VSV (for Fuel Pressure Up)M 2 Main Heated Oxygen Sensor V 10 Vehicle Speed Sensor (Speed Sensor) No. 1
(for California on Front Side) (for Combination Meter)M 3 Main Heated Oxygen Sensor V 11 Vehicle Speed Sensor (Speed Sensor) No. 2
(for California on Rear Side) (for Electronically Controlled Transmission)V 12 Volume Air Flow (Air Flow Meter)
N 1 Noise FilterW 1 Washer Motor
28
ELECTRICAL WIRING ROUTING
Position of Parts in Instrument Panel
A 12 A/C Amplifier B 5 Blower Motor Control RelayA 13 A/C Amplifier B 6 Buckle SW LHA 14 A/C Amplifier B 7 Buckle SW RHA 15 A/C Evaporator Temp. SensorA 16 A/C Room Temp. Sensor C 5 Center Airbag Sensor AssemblyA 17 A/C Solar Sensor C 6 Cigarette LighterA 18 ABS ECU C 7 Cigarette Lighter IlluminationA 19 ABS ECU C 8 ClockA 20 ABS and Traction ECU C 9 Clutch Start SWA 21 ABS and Traction ECU C 10 Combination MeterA 22 ABS and Traction ECU C 11 Combination MeterA 23 ABS Lateral Acceleration Sensor C 12 Combination MeterA 24 Air Inlet Control Servo Motor C 13 Combination SWA 25 Air Mix Control Servo Motor C 14 Combination SWA 26 Air Vent Mode Control Servo Motor C 15 Cruise Control Clutch SWA 27 Airbag Squib (Steering Wheel Pad) C 16 Cruise Control ECUA 28 Airbag Squib (Front Passenger Airbag Assembly)A 29 Ashtray Illumination D 5 Data Link Connector 2 (TDCL)A 30 Auto Antenna Control Relay D 6 Daytime Running Light Relay (Main)
D 7 Diode (for Interior Light)B 3 Blower Motor D 8 Diode (for Idle-Up)B 4 Blower Motor Control Relay
29
Position of Parts in Instrument Panel
E 8 Electronically Controlled Transmission Pattern O 5 O/D Main SW and A/T Indicator Light (for ShiftSelect SW Lever)
E 9 Engine Control Module (Engine and ElectronicallyControlled Transmission ECU) P 4 PPS ECU
E 10 Engine Control Module (Engine and Electronically P 5 Parking Brake SWControlled Transmission ECU)
E 11 Engine Coolant Temp. Sensor (Water Temp. Sensor) R 4 Radio and Player (w/o Stereo Power Amplifier)(for A/C System) R 5 Radio and Player (w/o Stereo Power Amplifier)
R 6 Radio and Player (w/ Stereo Power Amplifier)F 10 Front Tweeter (Speaker) LH R 7 Remote Control Mirror SWF 11 Front Tweeter (Speaker) RH R 8 Rheostat
G 3 Glove Box Light S 6 Seat Heater SWG 4 Glove Box Light SW S 7 Shift Lock ECU
S 8 Stereo Power AmplifierH 10 Hazard SW S 9 Stereo Power AmplifierH 11 Heated Oxygen Sensor (Sub) S 10 Stereo Power AmplifierH 12 Heater Control SW S 11 Stop Light SWH 13 Heater Control SW S 16 Sub Heated Oxygen Sensor
(for California)I 18 Ignition Key Cylinder LightI 19 Ignition SW T 5 Telltale Light LHI 20 Integration Relay T 6 Telltale Light RH
T 7 Theft Deterrent ECUJ 1 Junction Connector T 8 TRAC Off SWJ 2 Junction Connector T 9 Traction ECU
T 10 Traction ECUK 3 Key Interlock Solenoid T 13 Theft Deterrent ECUK 4 Kick Down SW
U 1 Unlock Warning SWN 2 Noise Filter
30
ELECTRICAL WIRING ROUTING
Position of Parts in Body
A 31 ABS Speed Sensor Rear LH N 3 Noise FilterA 32 ABS Speed Sensor Rear RHA 33 Auto Antenna Motor P 6 Personal Light
P 7 Power Window Control SW RHD 10 Door Courtesy SW LH P 8 Power Window Master SW and Door Lock ControlD 11 Door Courtesy SW RH SW LHD 12 Door Key Lock and Unlock SW LH P 9 Power Window Motor LHD 13 Door Key Lock and Unlock SW RH P 10 Power Window Motor RHD 14 Door Lock Control SW RHD 15 Door Lock Motor and Door Unlock Detection SW LH R 9 Rear Combination Light LHD 16 Door Lock Motor and Door Unlock Detection SW RH R 10 Rear Combination Light RH
R 11 Rear Side Marker Light LHF 12 Front Door Speaker LH R 12 Rear Side Marker Light RHF 13 Front Door Speaker RH R 13 Rear Speaker LHF 14 Fuel Pump and Sender R 14 Rear Speaker RHF 15 Fuel Pump ECU R 15 Rear Wiper Motor and Relay
R 16 Remote Control Mirror and Mirror Heater LHH 14 High Mounted Stop Light R 17 Remote Control Mirror and Mirror Heater RH
R 18 Rear Window Defogger (+)L 1 License Plate Light R 19 Rear Window Defogger (–)L 2 Light Failure SensorL 3 Luggage Compartment Key Unlock SW T 11 Tension Reducer Solenoid LHL 4 Luggage Compartment Light T 12 Tension Reducer Solenoid RHL 5 Luggage Compartment Light SW
W 2 Woofer (Speaker)
31
Position of Parts in Seat
P 11 Power Seat Control SW (for Driver’s Seat) S 13 Seat Heater (for Passenger’s Seat)P 12 Power Seat Motor (for Driver’s Seat Slide Control) S 14 Seat Heater Relay (for Driver’s Seat)
S 15 Seat Heater Relay (for Passenger’s Seat)S 12 Seat Heater (for Driver’s Seat)
[2JZ–GTE]
32
ELECTRICAL WIRING ROUTING
: Location of Connector Joining Wire Harness and Wire Harness: Location of Ground Points
: Location of Splice Points
33
Connector Joining Wire Harness and Wire Harness
CODE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
EA1ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO 2)
EA2ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO. 2)
[2JZ–GE]
34
ELECTRICAL WIRING ROUTING
: Location of Connector Joining Wire Harness and Wire Harness: Location of Ground Points
: Location of Splice Points
35
Connector Joining Wire Harness and Wire Harness
CODE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
EA1ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO 2)
EA3ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO. 2)
36
ELECTRICAL WIRING ROUTING
: Location of Connector Joining Wire Harness and Wire Harness
: Location of Ground Points
37
Connector Joining Wire Harness and Wire Harness
CODE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IB1IB2 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)IB3
ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IB4IB5 ENGINE ROOM MAIN WIRE AND COWL WIRE (RIGHT KICK PANEL)IB6
ENGINE ROOM MAIN WIRE AND COWL WIRE (RIGHT KICK PANEL)
IC1FLOOR NO 2 WIRE AND COWL WIRE (LEFT KICK PANEL)
IC2FLOOR NO. 2 WIRE AND COWL WIRE (LEFT KICK PANEL)
ID1 FRONT DOOR LH WIRE AND INSTRUMENT PANEL WIRE (LEFT KICK PANEL)
IE1 INSTRUMENT PANEL WIRE AND FLOOR NO. 2 WIRE (LEFT KICK PANEL)
IF1INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
IF2INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
IF3 INSTRUMENT PANEL WIRE AND COWL WIRE (RIGHT KICK PANEL)
38
ELECTRICAL WIRING ROUTING
: Location of Connector Joining Wire Harness and Wire Harness
: Location of Splice Points
39
Connector Joining Wire Harness and Wire Harness
CODE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IG1 INSTRUMENT PANEL WIRE AND COWL NO. 3 WIRE (BEHIND HEATER CONTROL SW)
IH1
IH2 INSTRUMENT PANEL WIRE AND CONSOLE BOX WIRE (UNDER THE INSTRUMENT PANEL BRACE RH)
IH3
INSTRUMENT PANEL WIRE AND CONSOLE BOX WIRE (UNDER THE INSTRUMENT PANEL BRACE RH)
II1 ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
IJ1ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
IJ2ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
IK1 COWL NO. 4 WIRE AND COWL WIRE (RIGHT KICK PANEL)
IL1 FRONT DOOR RH WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
40
ELECTRICAL WIRING ROUTING
: Location of Connector Joining Wire Harness and Wire Harness: Location of Ground Points
: Location of Splice Points
41
Connector Joining Wire Harness and Wire Harness
CODE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
BM1 BACK DOOR NO. 1 WIRE AND FLOOR NO. 2 WIRE (LEFT SIDE OF PACKAGE TRAY TRIM)
BO1 BACK DOOR NO. 2 WIRE AND BACK DOOR NO. 1 WIRE (BACK DOOR UPPER LEFT)
BP1 FUEL GAUGE WIRE AND FLOOR NO. 2 WIRE (LUGGAGE ROOM FRONT LH)
42
ELECTRICAL WIRING ROUTING
: Location of Connector Joining Wire Harness and Wire Harness
: Location of Splice Points
43
Connector Joining Wire Harness and Wire Harness
CODE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
BQ1 FLOOR NO. 2 WIRE AND SEAT WIRE (UNDER THE FRONT LH SEAT)
44
POWER SOURCE (Current Flow Chart)
The chart below shows the route by which current flows from the battery to each electrical source (Fusible Link,Circuit Breaker, Fuse, etc.) and other parts.The next page and following pages show the parts to which each electrical source outputs current.
50A MAINBattery
* These are the page numbers of the first page on whichthe related system is shown.The part indicated is located somewhere in the system,not necessarily on the page indicated here.
20A RAD No. 1 (2JZ–GTE)
30A EFI No. 2
Generator(Alternator)
7.5A DOME
7.5A ALT–S
15A HAZ–HORN
15A FOG
30A EFI No. 1
120A ALT
Starter
30A ABS No. 2
7.5A TRAC
(2JZ–GTE)
30A AM2
30A FAN
50A HTR
60A ABS No. 1
60A POWER
50A AM1 (For USA)
60A AM1 (For Canada)
Headlight Relay
Dimmer Relay (Daytime
Running Light Relay No. 2)
Ignition SW(AM2)
Taillight Relay(Point Side)
30A DOOR
15A STOP
10A ECU–B
30A DEFOG
Ignition SW(AM1)
15A HEAD (LH) (For USA)
15A HEAD (LH–LWR)(For Canada)
15A HEAD (RH) (For USA)15A HEAD (RH–LWR)(For Canada)
7.5A DRL
15A HEAD (LH–UPR)(For Canada)15A HEAD (RH–UPR)(For Canada)
7.5A IGN
(2JZ–GTE)
(2JZ–GE)
(Can
ada)
(Can
ada)
(Can
ada)
[LOCATION] (1) : J/B No. 1 (See page 20) (2) : R/B No. 2 (See page 19) (3) : R/B No. 4 (See page 23)20 22 23
45
Rear WindowDefogger Relay
10A TAIL
10A PANEL
10A GAUGE
15A SEAT–HTR
Ignition Coil No. 1
10A MIR–HTR
Engine ControlModule (Engineand ElectronicallyControlledTransmission ECU)
7.5A RAD No. 2
15A CIG
7.5A ST
20A WIPER
7.5A TURN
10A ECU–IG
7.5A HTR
Ignition Coil No. 2
Ignition Coil No. 3
Ignition Coil No. 4
Ignition Coil No. 5
Ignition Coil No. 6
SFI Resistor(EFI Resistor)
(2JZ–GTE)
Igniter
Noise Filter
(2JZ–GE)
(Can
ada)
(2JZ
–GT
E)
(2JZ
–GE
)
(2JZ–GTE)
Igniter
Injector No. 1
Injector No. 2
Injector No. 3
Injector No. 4
Injector No. 5
Injector No. 6
Igniter
Ignition Coil
Noise Filter
(4) : R/B No. 5 (See page 20)23
46
POWER SOURCE (Current Flow Chart) *1: (FOR CANADA)*2: (FOR USA)
A/C
Con
dens
er F
an M
otor
228
A2
*Page Nos. ofRelated Systems
Parts
Code orLocation
CB or Fuse
Loca
tion
* These are the page numbers of the first page on which the related system is shown.The part indicated is located somewhere in the system, not necessarily on the page indicated here.
7.5A HTR7.5A IGN7.5A RAD No. 27.5A ST7.5A TURN10A ECU–B10A ECU–IG10A GAUGE10A MIR–HTR10A PANEL10A TAIL15A CIG15A SEAT–HTR15A STOP20A WIPER30A DEFOG30A DOOR7.5A ALT–S7.5A DOME7.5A DRL7.5A TRAC15A FOG15A HAZ–HORN15A HEAD (LH) *215A HEAD (LH–LWR) *115A HEAD (LH–UPR) *115A HEAD (RH) *215A HEAD (RH–LWR) *115A HEAD (RH–UPR) *120A RAD No. 130A ABS No. 230A EFI No. 130A EFI No. 230A FAN50A HTR50A MAIN60A ABS No. 160A POWER
A3 A4 A6 A8 A9 A12 A14 A18 A19 A20 A22 A23 A24 A29 A30 A33 B1 B2 B4 B6 B7
228 228 159164 159 159 228 208
228 159 159 164 164 159164 228 122 210 210 116 164
220 228 206 206
A/C
Sin
gle
Pre
ssur
e S
W[A
/C T
riple
Pre
ssur
e S
W]
A/C
Mag
netic
Clu
tch
and
Lock
Sen
sor
AB
S A
ctua
tor
AB
S R
elay
A/C
Am
plifi
er
AB
S E
CU
AB
S a
nd T
ract
ion
EC
U
AB
S L
ater
al A
ccel
erat
ion
Sen
sor
Air
Inle
t Con
trol
Ser
vo M
otor
Ash
tray
Illu
min
atio
n
Aut
o A
nten
na C
ontr
ol R
elay
Aut
o A
nten
na M
otor
Bac
k–U
p Li
ght S
W (
for
M/T
)
Bra
ke F
luid
Lev
el W
arni
ng S
W
Blo
wer
Mot
or C
ontr
ol R
elay
Buc
kle
SW
LH
Buc
kle
SW
RH
[LOCATION] (1) : J/B No. 1 (See page 20) (2) : R/B No. 2 (See page 19) (3) : R/B No. 4 (See page 23)20 22 23
47
197
Cen
ter A
irbag
Sen
sor
Ass
embl
y
C5 C6 C10 C11 D5C7 D1 D2 D3C13C8 C9 C12 C14 C15 C16
186 122 186 60 70130
64 82220
159
140150164174220
122
70 82181228
111140150220
220 9496 111 94
96 106 129
94 96102108122
111 126 203 174140150174
96 96 70140159
82150164
197
70 82164174197
Cig
aret
te L
ight
er
Cig
aret
te L
ight
erIll
umin
atio
n
Clo
ck
Clu
tch
Sta
rt S
W
Bra
ke W
arni
ng L
ight
[Com
b. M
eter
]
Com
bina
tion
Met
er
Met
er Il
lum
inat
ion
[Com
b. M
eter
]S
peed
omet
er[C
omb.
Met
er]
Turn
Sig
nal I
ndic
ator
Ligh
t [C
omb.
Met
er]
Com
bina
tion
Met
er
Hig
h B
eam
Indi
cato
rLi
ght [
Com
b. M
eter
]Tu
rn S
igna
l Ind
icat
orLi
ght [
Com
b. M
eter
]
Dim
mer
SW
[Com
b. S
W]
Fog
Lig
ht S
W [C
omb.
SW
]
Hor
n S
W [C
omb.
SW
]
Ligh
t Con
trol
SW
[Com
b. M
eter
]Tu
rn S
igna
l SW
[Com
b. M
eter
]F
ront
Wip
er a
nd W
ashe
rS
W [C
omb.
Met
er]
Rea
r W
iper
and
Was
her
SW
[Com
b. M
eter
]
Cru
ise
Con
trol
Clu
tch
SW
Cru
ise
Con
trol
EC
U
Dat
a Li
nk C
onne
ctor
1(C
heck
Con
nect
or)
Day
time
Run
ning
Lig
htR
elay
No.
3
Dat
a Li
nk C
onne
ctor
2(T
DC
L)
(4) : R/B No. 5 (See page 20)23
48
POWER SOURCE (Current Flow Chart) *1: (FOR CANADA)*2: (FOR USA)
*Page Nos. ofRelated Systems
Parts
Code orLocation
CB or FuseLoca
tion
96164220
Day
time
Run
ning
Lig
htR
elay
(M
ain)
D6
* These are the page numbers of the first page on which the related system is shown.The part indicated is located somewhere in the system, not necessarily on the page indicated here.
7.5A HTR7.5A IGN7.5A RAD No. 27.5A ST7.5A TURN10A ECU–B10A ECU–IG10A GAUGE10A MIR–HTR10A PANEL10A TAIL15A CIG15A SEAT–HTR15A STOP20A WIPER30A DEFOG30A DOOR
7.5A ALT–S7.5A DOME7.5A DRL7.5A TRAC15A FOG15A HAZ–HORN15A HEAD (LH) *215A HEAD (LH–LWR) *115A HEAD (LH–UPR) *115A HEAD (RH) *215A HEAD (RH–LWR) *115A HEAD (RH–UPR) *120A RAD No. 130A ABS No. 230A EFI No. 130A EFI No. 230A FAN50A HTR50A MAIN60A ABS No. 160A POWER
D7 D8 D10 D11 D12 E2 E4 E5 E7 E8 E9 E10 F3 F4 F5 F6 F7 F8 F9
118 7082 118 118 118 140 220 228 220 112
60 70140
64 82150
70 82140150228
102106
102106 102 102 111 111 126
Dio
de (
for
Inte
rior
Ligh
t)
Dio
de (
for
Idle
–Up)
Doo
r C
ourt
esy
SW
LH
Doo
r C
ourt
esy
SW
RH
Doo
r K
ey L
ock
and
Unl
ock
SW
LH
Ele
ctro
nica
lly C
ontr
olle
dTr
ansm
issi
on S
olen
oid
Eng
ine
Coo
lant
Tem
p. S
ende
r(W
ater
Tem
p. S
ende
r)E
ngin
e C
oola
nt T
emp.
SW
(Wat
er T
emp.
SW
)
Eng
ine
Oil
Leve
l Sen
sor
Ele
ctro
nica
lly C
ontr
olle
dTr
ansm
issi
on P
atte
rnS
elec
t SW
Eng
ine
Con
trol
Mod
ule
(Eng
ine
and
Ele
ctro
nica
llyC
ontr
olle
d Tr
ansm
issi
onE
CU
)
Fro
nt F
og L
ight
and
Par
king
Ligh
t LH
Fro
nt F
og L
ight
and
Par
king
Ligh
t RH
Fro
nt S
ide
Mar
ker
Ligh
t LH
Fro
nt S
ide
Mar
ker
Ligh
t RH
Fro
nt T
urn
Sig
nal L
ight
LH
Fro
nt T
urn
Sig
nal L
ight
RH
Fro
nt W
iper
Mot
or
[LOCATION] (1) : J/B No. 1 (See page 20) (2) : R/B No. 2 (See page 19) (3) : R/B No. 4 (See page 23)20 22 23
49
F14
220
Fue
l Pum
p an
d S
ende
r
F15 G2 G3 G4 H1 H2 H3 H4 H5 H8 H9 H10 H11 H12 H14 I1 I18 I20 K3 L1 L2 L4 L5 M1 M2 M3 N2
7082 68 122 122 94
969496
9496
9496 70 129 129 111
122 70 122228 114 70
82 118 94102
96108
122
184 102 102114 118 118 70
140 82 82 208F
uel P
ump
EC
U
Gen
erat
or (
Alte
rnat
or)
Glo
ve B
ox L
ight
Glo
ve B
ox L
ight
SW
Hea
dlig
ht H
i LH
Hea
dlig
ht H
i RH
Hea
dlig
ht L
o LH
Hea
dlig
ht L
o R
H
Hea
ted
Oxy
gen
Sen
sor
(Mai
n)
Hor
n LH
Hor
n R
H
Haz
ard
SW
Hea
ted
Oxy
gen
Sen
sor
(Sub
)
Hea
ter
Con
trol
SW
Hig
h M
ount
ed S
top
Ligh
t
Idle
Air
Con
trol
Val
ve(I
SC
Val
ve)
Igni
tion
Key
Cyl
inde
r Li
ght
Inte
grat
ion
Rel
ay
Key
Inte
rlock
Sol
enoi
d
Lice
nse
Pla
te L
ight
Ligh
t Fai
lure
Sen
sor
Lugg
age
Com
part
men
tLi
ght
Lugg
age
Com
part
men
tLi
ght S
WM
ass
Air
Flo
w(A
ir F
low
Met
er)
Mai
n H
eate
d O
xyge
n S
enso
r(f
or C
alifo
rnia
, on
Fro
nt S
ide)
Mai
n H
eate
d O
xyge
n S
enso
r(f
or C
alifo
rnia
, on
Rea
r S
ide)
Noi
se F
ilter
(4) : R/B No. 5 (See page 20)23
50
POWER SOURCE (Current Flow Chart) *1: (FOR CANADA)*2: (FOR USA)
*Page Nos. ofRelated Systems
Parts
Code orLocation
CB or Fuse N3
208
Loca
tion
Noi
se F
ilter
* These are the page numbers of the first page on which the related system is shown.The part indicated is located somewhere in the system, not necessarily on the page indicated here.
7.5A HTR7.5A IGN7.5A RAD No. 27.5A ST7.5A TURN10A ECU–B10A ECU–IG10A GAUGE10A MIR–HTR10A PANEL10A TAIL15A CIG15A SEAT–HTR15A STOP20A WIPER30A DEFOG30A DOOR
7.5A ALT–S7.5A DOME7.5A DRL7.5A TRAC15A FOG15A HAZ–HORN15A HEAD (LH) *215A HEAD (LH–LWR) *115A HEAD (LH–UPR) *115A HEAD (RH) *215A HEAD (RH–LWR) *115A HEAD (RH–UPR) *120A RAD No. 130A ABS No. 230A EFI No. 130A EFI No. 230A FAN50A HTR50A MAIN60A ABS No. 160A POWER
O2 O5 P2 P4 P5 P6 P7 P8 P9 P10 P11 P12 R1 R2 R3 R4 R6 R7 R8 R9
220122140150
60 70116140174
64 82130150220
181159164220
118 136 136 136 136 190 190 228 228 228122210218
122 188 122 116
Oil
Pre
ssur
e S
W
O/D
Mai
n S
W
Par
k/N
eutr
al P
ositi
on S
W(N
eutr
al S
tart
SW
), B
ack–
Up
Ligh
t SW
and
A/T
Indi
cato
rLi
ght S
W (
for
A/T
)
PP
S E
CU
Par
king
Bra
ke S
W
Per
sona
l Lig
ht
Pow
er W
indo
w C
ontr
olS
W R
HP
ower
Win
dow
Mas
ter
SW
and
Doo
r Lo
ck C
ontr
ol S
W L
H
Pow
er W
indo
w M
otor
LH
Pow
er W
indo
w M
otor
RH
Pow
er S
eat C
ontr
ol S
W(f
or D
river
’s S
eat)
Pow
er S
eat M
otor
(for
Driv
er’s
Sea
t Slid
e C
ontr
ol)
Rad
iato
r F
an M
otor
Rad
iato
r F
an R
elay
No.
1
Rad
iato
r F
an R
elay
No.
2
Rad
io a
nd P
laye
r(w
/o S
tere
o P
ower
Am
plifi
er)
Rad
io a
nd P
laye
r(w
/ Ste
reo
Pow
er A
mpl
ifier
)
Rem
ote
Con
trol
Mirr
or S
W
Rhe
osta
t
Bac
k–U
p Li
ght L
H[R
ear
Com
b. L
ight
LH
]
[LOCATION] (1) : J/B No. 1 (See page 20) (2) : R/B No. 2 (See page 19) (3) : R/B No. 4 (See page 23)20 22 23
51
R9
111
Rea
r Tur
n S
igna
l Lig
ht L
H[R
ear
Com
b. L
ight
LH
]
R10 R11 R12 R15 R16 R17 R18 S3 S6 S7 S8 S9 S11 S12 S13 S14 S15 S16 T1 T3 T4 T5
114 102 116 111 114 102 102 102 203 188208
188208 208 60
64122192 184 210
214 210 70114150164
82140159174
184
192 192 192 192 82 130 164 164 159S
top
Ligh
t LH
[Rea
r C
omb.
Lig
ht L
H]
Taill
ight
LH
[Rea
r C
omb.
Lig
ht L
H]
Bac
k–U
p Li
ght R
H[R
ear
Com
b. L
ight
RH
]R
ear
Turn
Sig
nal L
ight
RH
[Rea
r C
omb.
Lig
ht R
H]
Sto
p Li
ght R
H[R
ear
Com
b. L
ight
RH
]Ta
illig
ht R
H[R
ear
Com
b. L
ight
RH
]
Rea
r S
ide
Mar
ker
Ligh
t LH
Rea
r S
ide
Mar
ker
Ligh
t RH
Rea
r W
iper
Mot
or a
nd R
elay
Rem
ote
Con
trol
Mirr
or a
ndM
irror
Hea
ter
LHR
emot
e C
ontr
ol M
irror
and
Mirr
or H
eate
r R
H
Rea
r W
indo
w D
efog
ger
(+)
Sta
rter
Sea
t Hea
ter
SW
Shi
ft Lo
ck E
CU
Ste
reo
Pow
er A
mpl
ifier
Ste
reo
Pow
er A
mpl
ifier
Sto
p Li
ght S
W
Sea
t Hea
ter
(for
Driv
er’s
Sea
t)S
eat H
eate
r(f
or P
asse
nger
’s S
eat)
Sea
t Hea
ter
Rel
ay(f
or D
river
’s S
eat)
Sea
t Hea
ter
Rel
ay(f
or P
asse
nger
’s S
eat)
Sub
Hea
ted
Oxy
gen
Sen
sor
(for
Cal
iforn
ia)
The
ft D
eter
rent
Hor
n
Trac
tion
Bra
ke A
ctua
tor
Trac
tion
Pum
p an
d M
otor
AB
S In
dica
tor
Ligh
t[T
ellta
le L
ight
LH
]
(4) : R/B No. 5 (See page 20)23
52
POWER SOURCE (Current Flow Chart) *1: (FOR CANADA)*2: (FOR USA)
*Page Nos. ofRelated Systems
Parts
Code orLocation
CB or Fuse T5
7082
Loca
tion
Mal
func
tion
Indi
cato
r La
mp
(Che
ck E
ngin
e W
arni
ng L
ight
)[T
ellta
le L
ight
LH
]
* These are the page numbers of the first page on which the related system is shown.The part indicated is located somewhere in the system, not necessarily on the page indicated here.
7.5A HTR7.5A IGN7.5A RAD No. 27.5A ST7.5A TURN10A ECU–B10A ECU–IG10A GAUGE10A MIR–HTR10A PANEL10A TAIL15A CIG15A SEAT–HTR15A STOP20A WIPER30A DEFOG30A DOOR
7.5A ALT–S7.5A DOME7.5A DRL7.5A TRAC15A FOG15A HAZ–HORN15A HEAD (LH) *215A HEAD (LH–LWR) *115A HEAD (LH–UPR) *115A HEAD (RH) *215A HEAD (RH–LWR) *115A HEAD (RH–UPR) *120A RAD No. 130A ABS No. 230A EFI No. 130A EFI No. 230A FAN50A HTR50A MAIN60A ABS No. 160A POWER
T6 T7 T8 T9 T11 T12 V1 V2 V3 V4 V5 V6 V7
164220 68 118 102
114 194 197 70122150181
82140174220
228
60 64130
122 164 206 206 82 7082
7082 70 70 70
82 70
Tellt
ale
Ligh
t LH
Cha
rge
War
ning
Lig
ht[T
ellta
le L
ight
RH
]O
pen
Doo
r W
arni
ng L
ight
[Tel
ltale
Lig
ht R
H]
Rea
r Li
ght W
arni
ng L
ight
[Tel
ltale
Lig
ht R
H]
Sea
t Bel
t War
ning
Lig
ht[T
ellta
le L
ight
RH
]S
RS
War
ning
Lig
ht[T
ellta
le L
ight
RH
]
Tellt
ale
Ligh
t RH
The
ft D
eter
rent
EC
U
TR
AC
Off
SW
Trac
tion
EC
U
Tens
ion
Red
ucer
Sol
enoi
d LH
Tens
ion
Red
ucer
Sol
enoi
d R
H
VS
V (
for
AC
IS)
VS
V (
for
EG
R)
VS
V (
for
EV
AP
)
VS
V (
for
Exh
aust
Byp
ass
Val
ve)
VS
V (
for
Exh
aust
Gas
Con
trol
Val
ve)
VS
V (
for
Fue
l Pre
ssur
e U
p)
VS
V (
for
Inta
ke A
irC
ontr
ol V
alve
)
[LOCATION] (1) : J/B No. 1 (See page 20) (2) : R/B No. 2 (See page 19) (3) : R/B No. 4 (See page 23)20 22 23
53
70
VS
V (
for
Was
te G
ate
Val
ve)
V10V8 W1
Veh
icle
Spe
ed S
enso
r(S
peed
Sen
sor)
No.
1(F
or C
ombi
natio
n M
eter
)
Was
her
Mot
or
Inte
grat
ion
Rel
ay
Pow
er M
ain
Rel
ay
Taill
ight
Rel
ay
A/C
Mag
netic
Clu
tch
Rel
ay
EF
I Mai
n R
elay
EF
I No.
2 R
elay
Fog
Lig
ht R
elay
Hea
dlig
ht R
elay
Hea
ter
Rel
ay
Hor
n R
elay
Sta
rter
Rel
ay
Dio
de
Rea
r W
indo
w D
efog
ger
Rel
ay
Turn
Sig
nal F
lash
er
AB
S M
otor
Rel
ay
AB
S S
olen
oid
Rel
ay
Trac
tion
Mot
or R
elay
Trac
tion
Sol
enoi
d R
elay
70140174220
82150181228
126203
108118194
136
102108122130
228
70 82140150
70 106
94 96108130
228 129130
60 64130
164220
208228 111 164 164 164 164
: R/B No. 5 (See page 20)23
56
POWER SOURCE
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
7
2
5
4
8
3AM2
AM1
ACC
IG1
ST1
IG2
E 7
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
22
2
2
IB1
4
2
4
2
3
4
2 1
3
5
1
1
3
W–R W–R
W
W–R
R
B
W–R
W
W–L
P–L
B–Y
B–W
B–O
R
R
R–W
R–Y
B
B
R–LW
W
L–Y
Y
B–O
B–Y
G–R
W
W
R
L–Y
B
W ( *1)
( 2JZ
–G
TE
)
( 2JZ
–G
TE
)( 2
JZ–
GT
E)
(USA)
120A ALT
20A RAD NO. 1
7. 5A DOME
7. 5A ALT–S
15A HAZ–HORN
30A AM2
60A POWER
60A ABS NO. 1
50A HTR
30A FAN(2JZ–GTE)
50A MAIN
15A FOG
30A EFI NO. 1
30A EFI NO. 2(2JZ–GTE)
30A ABS NO. 2(2JZ–GTE)
7. 5A TRAC(2JZ–GTE)
BA
TT
ER
Y
R–W
TO DIMMER SW[COMB. SW]
TO STARTER
FROM PARK/NEUTRALPOSITION SW(NEUTRAL START SW)(FOR A/T)CLUTCH START SW(FOR M/T)
TO DAYTIMERUNNING LIGHTRELAY (MAIN)
TO GENERATOR(ALTERNATOR)
IGNITION SWI19
2A
1
2B1
HEADLIGHTRELAY
STARTER RELAY
DIMMER RELAY(DAYTIME RUNNINGLIGHT RELAY NO. 2)
(FOR CANADA)
1J4
1B4
2
1 2
50A AM1 (FOR USA)60A AM1 (FOR CANADA)
22W
2
E 7
E 7
W TO GENERATOR(ALTERNATOR)
W
W
W
(*1)
(*1)
(*1)
(*1)
(*1)
W
L–O
L–O
TO THEFTDETERRENT ECU
57
* 1 : CANADA
1 2
1 2
1 2
1 2
1 2E 8
E 7
2
2
2
2
2
2
2
2
2
2
1J
3
1J
8
1J
6
30A DOOR
30A DEFOG
2 5
1 3
1H
12
1C
7
1B
2
1J5
1K
7
4 4
IC2
5
4 4
5
1
3
2
W–L
P–L
B–Y
B–W
B–O
R
R–W
R–W
R–W R–Y
R
R–B
R–W
R–B
W–L
B B
B
R
(USA)
R
(*1)
W–LY
7. 5A RAD NO. 2
15A CIG
7. 5A ST
7. 5A IGN
15A HEAD (LH)(FOR USA)15A HEAD (LH–LWR)(FOR CANADA)
15A HEAD (RH)(FOR USA)15A HEAD (RH–LWR)(FOR CANADA)
7. 5A DRL (FOR CANADA)
15A HEAD (LH–UPR)(FOR CANADA)
15A HEAD (RH–UPR)(FOR CANADA)
TAILLIGHTRELAY
10A TAIL
10A PANEL
15A STOP
10A ECU–B20A WIPER
7. 5A TURN
10A ECU–IG
7. 5A HTR
10A GAUGE
15A SEAT–HTR(FOR CANADA)
10A MIR–HTR
TO A/CAMPLIFIER
REAR WINDOWDEFOGGERRELAY
1
3
2
4
E 7
(*1) (*1)
(*1) (* 1)
(* 1)
(* 1)
R ( *1)
(USA)
R–G
(* 1)
R
(*1)
R
TO LIGHT CONTROL SW[COMB. SW]
58
POWER SOURCE
HEADLIGHT RELAY (FOR USA)2–1 : CLOSED WITH LIGHT CONTROL SW AT HEAD POSITION OR DIMMER SW AT FLASH POSITION
HEADLIGHT RELAY (FOR CANADA)2–1 : CLOSED WITH LIGHT CONTROL SW AT HEAD POSITION OR DIMMER SW AT FLASH POSITION
: CLOSED WITH ENGINE RUNNING AND PARKING BRAKE LEVER RELEASED (PARKING BRAKE SW OFF)TAILLIGHT RELAY
5–3: CLOSED WITH LIGHT CONTROL SW AT TAIL OR HEAD POSITION
I19 IGNITION SW7–5 : CLOSED WITH IGNITION KEY AT ACC OR ON POSITION7–4 : CLOSED WITH IGNITION KEY AT ON OR ST POSITION2–3 : CLOSED WITH IGNITION KEY AT ON OR ST POSITION7–8 : CLOSED WITH IGNITION KEY AT ST POSITION
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
I19 29
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT )
4 23 R/B NO. 4 (LEFT KICK PANEL)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1B 20 ENGINE ROOM MAIN WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1C 20 FLOOR NO. 2 WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1H
1J 20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1K
20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
2A 22 BATTERY AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
2B 22 ENGINE ROOM MAIN WIRE AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IB1 36 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IC2 36 FLOOR NO. 2 WIRE AND COWL WIRE (LEFT KICK PANEL)
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
E 7 32 ENGINE ROOM MAIN WIRE E 8 32 ENGINE ROOM MAIN WIRE
SERVICE HINTS
60
STARTING AND IGNITION (FOR 2JZ–GTE)
7
2
8
3AM2
AM1
ACC
IG1
ST1
IG2
ST2
30AAM2
2 2
2
1J6
1J4
1B4
2 2
1K4
2
1
7. 5AST
M
B1
A1
5 2
3 1
IB38
EA13 IJ29
IJ2
13
I 4 E16
E16
IF213
IF210
EA21
IJ1
1
IGNITION SW
50A AM1(FOR USA)60A AM1(FOR CANADA)
120AALT
50AMAIN
BATTERY
STARTER
THEFT DETERRENTECU
ST
AR
TE
RR
ELA
Y
TO COMBINATIONMETER
PARK/NEUTRALPOSITION SW(NEUTRAL STARTSW)(A/T)
CLUTCHSTART SW(M/T)
P
N
BS 2 , S 3A
I19
T13
C 9 P 2
W
B–W
B–OB–O
B–W
B
B–W
B
B
L–O
IJ12
B
(A/T)
B
( M/T
)
B–W
( M/T
)
B
( A/T
)
B–W
( A/T
)
B
( M/T
)
B–W
B–W
B
B–W
L–OB
B
L–O
B B
B
( A/T
)
SRLY
25
6
5
W–RW
W–RW
IB14
1 1
2
2 2
1
B
(A/T)
B
1
2
2A1
E13 : A/TE16 : M/T
I 4
B
B
(A/T)
( M/T
)( M
/T)
(A/T)
( A/T
)
( A/T
)
2
2
W
61
* 1 : ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU
A2 B5 B4 B10 B11 B12 B6 A1
B77 B76 B57 B56 B55 B54 B53 B52 B58
B26 B6 B25 B5 B27 B7 A16
A4A3B7B8B9B3B2B1
G1 G1– G2 G2– NE NE– TACO
GNDIGFIGT6IGT5IGT4IGT3IGT2IGT1
+B IGC2 IGC3 IGC4 IGC5 IGC6 IGC1 TACH
STA NSW IGT1 IGT2 IGT3 IGT4 IGT5 IGT6 IGF
E16 E11 E11 E11 E11 E11 E16
2
1
2
1
2
1
2
1
2
1
2
1
21 21 21
EC
2
1
ED
II129
B–O
B–W
B
B–O B–O B–O B–O B–O B–O B–O
B–O
B–O
B–O
B–O
B–O
B–O
B–O
BGY–R
Y–GY–BYL–Y
B–W
R–W B–O
GR
–B
GR
–G
P–B
L–O
R–Y BR
B–O
BR
B–W
B–W
BR
BR
IG–
19
A
A
AA
(SH
IELD
ED
)
( SH
IELD
ED
)
IGN
ITIO
NC
OIL
NO
.2
NO
ISE
FILT
ER
DATA LINK CONNECTOR 1(CHECK CONNECTOR)
IGNITER
ENGINE CONTROL MODULE(*1)
CAMSHAFT POSITIONSENSOR NO. 1
CAMSHAFT POSITIONSENSOR NO. 2
CRANKSHAFT POSITIONSENSOR TO TACHOMETER
[COMB. METER]
BR
AE 9 , E10B
BI 2 , I 3A
I7
N1
D 1
C 3C 2C 1
IGN
ITIO
NC
OIL
NO
.3
I8 IGN
ITIO
NC
OIL
NO
.4
I9 IGN
ITIO
NC
OIL
NO
.5
I10
IGN
ITIO
NC
OIL
NO
.6
I11
IGN
ITIO
NC
OIL
NO
.1
I6
(A/T)
( A/T
)
JUNCTIONCONNECTOR
J 2
I17
LL
B–R
B–WW
O
O
BR
BR
(SH
IELD
ED
)
62
STARTING AND IGNITION (FOR 2JZ–GTE)
I19 IGNITION SW7–8 : CLOSED WITH IGNITION SW AT ST POSITION2–3 : CLOSED WITH IGNITION SW AT ON OR ST POSITION
P 2 PARK/NEUTRAL POSITION SW (NEUTRAL START SW) (A/T)6–5 : CLOSED WITH A/T SHIFT LEVER IN P OR N POSITION
C 9 CLUTCH START SW (M/T)1–2 : CLOSED WITH CLUTCH PEDAL FULLY DEPRESSED
S 2(A), S 3(B) STARTERPOINTS CLOSED WITH PARK/NEUTRAL POSITION SW (NEUTRAL START SW) ON AND IGNITION SW AT ST POSITION (A/T)POINTS CLOSED WITH CLUTCH START SW ON AND IGNITION SW AT ST POSITION (M/T)
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
C 1 24 I 3 B 25 J 2 29
C 2 24 I 6 25 N 1 25 (2JZ–GTE)
C 3 24 I 7 25 P 2 25 (2JZ–GTE)
C 9 28 I 8 25 S 2 A 25 (2JZ–GTE)
D 1 24 (2JZ–GTE) I 9 25 S 3 B 25 (2JZ–GTE)
E 9 B 29 I10 25 T13 29
E10 A 29 I11 25
I 2 A 25 I19 29
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1B 20 ENGINE ROOM MAIN WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1J20 COWL WIRE AND J/B NO 1 (LEFT KICK PANEL)
1K20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
2A 22 BATTERY AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
EA1 32 (2JZ–GTE)ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO 2)
EA2 32ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO. 2)
IB136 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IB336 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IF2 36 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
II1 38 ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
IJ138 ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
IJ238 ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
EC 32 (2JZ–GTE) FRONT SIDE OF INTAKE MANIFOLD
ED 32 (2JZ–GTE) REAR SIDE OF INTAKE MANIFOLD
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
E11 I 4 38 COWL WIRE
E13 32 ENGINE WIRE I17 38 ENGINE WIRE
E16
32 ENGINE WIRE
SERVICE HINTS
63
64
STARTING AND IGNITION (FOR 2JZ–GE)
7
7. 5AST
30AAM2
1B4
1J4
22
2
2 2
2
1
5 2
3 1
1K4
1J6
B1
A
1
120AALT
50AAM1
50AMAIN
BATTERY
ST
AR
TE
RR
EL
AY
6
5
PARK/NEUTRALPOSITION SW(NEUTRALSTART SW)
CLUTCHSTART SW
M
THEFT DETERRENTECU
STARTER
IGNITION SW
W–R
W
B–W
B–O
B–W
B–W
B–O
B
B
B
B
L–O
B–WB
W
W–
RW
–R
W
B B
BB
–W
B–
W
B–
WB
B
L–O
B
L–
OB
–W
B
B–
W
BB
B
25
(A/T) (A/T)
( M/T
)
( A/T
)
( A/T
)
( M/T
)
( M/T
)
TO COMBINATIONMETER
SRLY
P
N
IB14
EA13 IJ12
IJ29
IF213
IJ2
13
IB26EA31
IF210
1
1 1
2
2 2
I19
C 9 P 2
T13
I17
E28I 4
2
8
3AM2
AM1
ACC
IG1
ST1
IG2
ST2
2
1
2A1
I 4
B
B
B
(A/T)
E27 : A/TE28 : M/T
BS 2 , S 3A
(A/T)
( A/T
)
( A/T
)
( M/T
)( M
/T)
(A/T)
2
2
W
65
2
1
IGNITIONCOIL
2 1
1 2 3 4
A
77 76 57 58 27 26 25 7
3 4 5
19
A
B
B–W
B–O B–O B–O
B–O
B–O
B–O
B–W
B–W B–R
B–W
B–O
B–O
B R W G BR
R–Y
R–W
B–WB
BR
(A/T)
( A/T
)
( SH
IELD
ED
)
+B EXT C–
STA NSW IGT IGF NE G1 G2 G–
NE G1 G2 G–
IGFIGT
NOISEFILTER
IG–
TO TACHOMETER[COMB. METER]
DATA LINKCONNECTOR 1(CHECKCONNECTOR)
DISTRIBUTOR
IGNITER
ENGINE CONTROL MODULE(ENGINE AND ELECTRONICALLYCONTROLLED TRANSMISSION ECU)
JUNCTIONCONNECTOR
2 1
ED EC
I20
E22
IJ19
IJ1
1
II129
D 1
N 1
J 2
E 9
I 4
D 4
I 5
E28
B–W
66
STARTING AND IGNITION (FOR 2JZ–GE)
I19 IGNITION SW7–8 : CLOSED WITH IGNITION SW AT ST POSITION2–3 : CLOSED WITH IGNITION SW AT ON OR ST POSITION
P 2 PARK/NEUTRAL POSITION SW (NEUTRAL START SW) (A/T)6–5 : CLOSED WITH A/T SHIFT LEVER IN P OR N POSITION
C 9 CLUTCH START SW1–2 : CLOSED WITH CLUTCH PEDAL FULLY DEPRESSED
S 2(A), S 3(B) STARTERPOINTS CLOSED WITH PARK/NEUTRAL POSITION SW (NEUTRAL START SW) ON AND IGNITION SW AT ST POSITION (A/T)POINTS CLOSED WITH CLUTCH START SW ON AND IGNITION SW AT ST POSITION (M/T)
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
C 9 28 I 5 27 S 2 A 27 (2JZ–GE)
D 1 26 (2JZ–GE) I19 29 S 3 B 27 (2JZ–GE)
D 4 26 J 2 29 T13 29
E 9 29 N 1 27 (2JZ–GE)
I 4 27 P 2 27 (2JZ–GE)
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1B 20 ENGINE ROOM MAIN WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1J20 COWL WIRE AND J/B NO 1 (LEFT KICK PANEL)
1K20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
2A 22 BATTERY AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
EA1 34 (2JZ–GE)ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO 2)
EA3 34ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO. 2)
IB136 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IB236 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IF2 36 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
II1 38 ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
IJ138 ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
IJ238 ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
EC 34 (2JZ–GE) FRONT SIDE OF INTAKE MANIFOLD
ED 34 (2JZ–GE) REAR SIDE OF INTAKE MANIFOLD
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
E22 I 4 38 COWL WIRE
E27 34 ENGINE WIRE I17 38 ENGINE WIRE
E28
34 ENGINE WIRE
I20 38 COWL WIRE
SERVICE HINTS
67
68
CHARGING *1 : 2JZ–GTE*2 : 2JZ–GE
12
3
E8 1E12
L IG S B
IC REGULATOR
BW W
B–
OY
–G
Y–
G
Y W
Y
W
BATTERY
10AGAUGE
7. 5AIGN
GENERATOR(ALTERNATOR)
A A A B1 2 3 1
II134 II123
W
W
AG 1 , G 2B
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
EA24
EA32
(* 1)
(* 2)
W
2 2
7. 5AALT–S
2 2
1 1
120AALT
W W
2A1
I14
Y–
GY
–G
Y–
GF
RO
MC
OM
BIN
AT
ION
ME
TE
R
CH
AR
GE
WA
RN
ING
LIG
HT
[TE
LLT
AL
ELI
GH
TR
H]
T6
1
69
G 2(A) GENERATOR (ALTERNATOR)(A) 3–GROUND: 13.9–15.1 VOLTS WITH ENGINE RUNNING AT 2000 RPM AND 25°C (77°F)
13.5–14.3 VOLTS WITH ENGINE RUNNING AT 5000 RPM AND 115°C (239°F)(A) 1–GROUND: 0–4 VOLTS WITH IGNITION SW AT ON POSITION AND ENGINE NOT RUNNING
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
G 1 B24 (2JZ–GTE)
G 2 A24 (2JZ–GTE) T 6 29
G 1 B26 (2JZ–GE)
G 2 A26 (2JZ–GE)
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
2A 22 BATTERY AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
EA2 32ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO 2)
EA3 34ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO. 2)
II1 38 ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
I14 38 INSTRUMENT PANEL WIRE
1
1 2 3
BG 1 A BLACK
12 X XX
3
T 6G 2
SERVICE HINTS
70
ENGINE CONTROL (FOR 2JZ–GTE)
THE ENGINE CONTROL SYSTEM UTILIZES A MICROCOMPUTER AND MAINTAINS OVERALL CONTROL OF THE ENGINE,TRANSMISSION ETC. AN OUTLINE OF THE ENGINE CONTROL IS GIVEN HERE.
1. INPUT SIGNALS(1) ENGINE COOLANT TEMP. (WATER TEMP.) SIGNAL CIRCUIT
THE ENGINE COOLANT TEMP. SENSOR (EFI WATER TEMP. SENSOR) DETECTS THE ENGINE COOLANT TEMP. (WATER TEMP.)AND HAS A BUILT–IN THERMISTOR WITH A RESISTANCE, WHICH VARIES ACCORDING TO THE ENGINE COOLANT TEMP.(WATER TEMP.) WHICH IS INPUT INTO TERMINAL THW OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLYCONTROLLED TRANSMISSION ECU) AS A CONTROL SIGNAL.
(2) INTAKE AIR TEMP. SIGNAL CIRCUITTHE INTAKE AIR TEMP. SENSOR IS INSTALLED IN THE MASS AIR FLOW (AIR FLOW METER) AND DETECTS THE INTAKE AlRTEMP. WHICH IS INPUT AS A CONTROL SIGNAL TO TERMINAL THA OF THE ENGINE CONTROL MODULE (ENGINE ANDELECTRONICALLY CONTROLLED TRANSMISSION ECU).
(3) OXYGEN DENSITY SIGNAL CIRCUITTHE OXYGEN DENSITY IN THE EXHAUST EMISSION IS DETECTED BY THE HEATED OXYGEN SENSORS SIDE AND INPUT AS ACONTROL SIGNAL TO TERMINALS OX1, OX2 OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLYCONTROLLED TRANSMISSION ECU).
(4) RPM SIGNAL CIRCUITCRANKSHAFT POSITION IS DETECTED BY THE CRANKSHAFT POSITION SENSOR. CRANKSHAFT POSITION IS INPUT AS ACONTROL SIGNAL TO TERMINAL NE OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLEDTRANSMISSION ECU).
(5) THROTTLE POSITION SIGNAL CIRCUITTHE THROTTLE POSITION SENSOR DETECTS THE THROTTLE VALVE OPENING ANGLE AS A CONTROL SIGNAL, WHICH ISINPUT INTO TERMINAL VTA1 OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLEDTRANSMISSION ECU). WHEN THE VALVE IS COMPLETELY CLOSED, THE CONTROL SIGNAL IS INPUT INTO TERMINAL IDL1 .
(6) VEHICLE SPEED CIRCUITTHE VEHICLE SPEED IS DETECTED BY VEHICLE SPEED SENSOR (SPEED SENSOR) NO.1 INSTALLED IN THE TRANSMISSIONAND THE SIGNAL IS INPUT TO TERMINAL SP1 OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLYCONTROLLED TRANSMISSION ECU) VIA THE COMBINATION METER.
(7) NEUTRAL POSITION SIGNAL CIRCUIT THE PARK/NEUTRAL POSITION SW (NEUTRAL START SW) DETECTS WHETHER THE SHIFT POSITION IS IN “N” AND “P” OR NOT,AND THE SIGNAL IS INPUT INTO TERMINAL NSW OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLYCONTROLLED TRANSMISSION ECU).
(8) A/C SW SIGNAL CIRCUIT THE OPERATING VOLTAGE OF THE A/C MAGNETIC CLUTCH IS DETECTED AND THE SIGNAL IS INPUT INTO TERMINAL ACMGOF ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) AS A CONTROL SIGNAL.
(9) BATTERY SIGNAL CIRCUITVOLTAGE IS CONSTANTLY APPLIED TO TERMINAL BATT OF THE ENGINE CONTROL MODULE. (ENGINE ANDELECTRONICALLY CONTROLLED TRANSMISSION ECU). WITH THE IGNITION SW TURNED ON, THE VOLTAGE FOR ENGINECONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) START–UP POWER SUPPLY ISAPPLIED TO TERMINAL +B OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLEDTRANSMISSION ECU) VIA EFI MAIN RELAY.THE CURRENT FLOWING THROUGH THE IGN FUSE FLOWS TO TERMINAL IGSW OF THE ENGINE CONTROL MODULE (ENGINEAND ELECTRONICALLY CONTROLLED TRANSMISSION ECU).
(10) INTAKE AIR VOLUME SIGNAL CIRCUITINTAKE AIR VOLUME IS DETECTED BY THE MASS AIR FLOW (AIR FLOW METER) AND THE SIGNAL IS INPUT TO TERMINAL VGOF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) AS A CONTROLSIGNAL.
(11) STOP LIGHT SW SIGNAL CIRCUITTHE STOP LIGHT SW IS USED TO DETECT WHETHER THE VEHICLE IS BRAKING OR NOT AND THE SIGNAL IS INPUT INTOTERMINAL STP OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) ASA CONTROL SIGNAL.
(12) STARTER SIGNAL CIRCUITTO CONFIRM WHETHER THE ENGINE IS CRANKING, THE VOLTAGE IS APPLIED TO THE STARTER MOTOR DURING CRANKINGIS DETECTED AND THE SIGNAL IS INPUT INTO TERMINAL STA OF THE ENGINE CONTROL MODULE (ENGINE ANDELECTRONICALLY CONTROLLED TRANSMISSION ECU) AS A CONTROL SIGNAL.
(13) ENGINE KNOCK SIGNAL CIRCUITENGINE KNOCKING IS DETECTED BY KNOCK SENSOR FRONT AND REAR SIDE AND THE SIGNAL IS INPUT INTO TERMINALSKNK1 AND KNK2 AS A CONTROL SIGNAL.
SYSTEM OUTLINE
71
2. CONTROL SYSTEM
* SEQUENTIAL MULTIPORT FUEL INJECTION (ELECTRONIC FUEL INJECTION) SYSTEM
THE SEQUENTIAL MULTIPORT FUEL INJECTION (ELECTRONIC FUEL INJECTION) SYSTEM MONITORS THE ENGINE CONDITIONTHROUGH THE SIGNALS INPUT FROM EACH SENSOR (INPUT SIGNALS FROM (1) TO (13) ETC.) TO THE ENGINE CONTROLMODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU). THE BEST FUEL INJECTION TIMING IS DECIDEDBASED ON THIS DATA AND THE PROGRAM MEMORIZED BY THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLYCONTROLLED TRANSMISSION ECU), AND THE CONTROL SIGNAL IS OUTPUT TO TERMINALS #10, #20, #30, 40, #50 AND #60 OFTHE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) TO OPERATE THEINJECTOR (INJECT THE FUEL). THE SEQUENTIAL MULTIPORT FUEL INJECTION (ELECTRONIC FUEL INJECTION) SYSTEMPRODUCES CONTROLS OF FUEL INJECTION OPERATION BY THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLYCONTROLLED TRANSMISSION ECU) IN RESPONSE TO THE DRIVING CONDITIONS.
* ESA (ELECTRONIC SPARK ADVANCE) SYSTEM
THE ESA SYSTEM MONITORS THE ENGINE CONDITION THROUGH THE SIGNALS INPUT TO THE ENGINE CONTROL MODULE(ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) FROM EACH SENSOR (INPUT SIGNALS FROM (1), (2), (4) TO(13) ETC.). THE BEST IGNITION TIMING IS DECIDED ACCORDING TO THIS DATA AND THE MEMORIZED DATA IN THE ENGINECONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) AND THE CONTROL SIGNAL IS OUTPUTTO TERMINALS IGT1 , IGT2, IGT3, IGT4, IGT5 AND IGT6 THESE SIGNALS CONTROL THE IGNITER TO PROVIDE THE BEST IGNITIONTIMING FOR THE DRIVING CONDITIONS.
* HEATED OXYGEN SENSOR HEATER CONTROL SYSTEM
THE MAIN HEATED OXYGEN SENSOR, SUB HEATED OXYGEN SENSOR HEATER CONTROL SYSTEM TURNS THE HEATER ONWHEN THE INTAKE AIR VOLUME IS LOW (TEMP. OF EXHAUST EMISSIONS IS LOW), AND WARMS UP THE OXYGEN SENSOR TOIMPROVE DETECTION PERFORMANCE OF THE SENSOR. THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLYCONTROLLED TRANSMISSION ECU) EVALUATES THE SIGNALS FROM EACH SENSOR (INPUT SIGNALS FROM (1), (2), (4), (9) TO(11) ETC.), AND OUTPUTS CURRENT TO TERMINALS HT1 , HT2 TO CONTROL THE HEATER.
* IDLE AIR CONTROL (IDLE SPEED CONTROL) SYSTEM
THE IDLE AIR CONTROL (ISC) SYSTEM (STEP MOTOR TYPE) INCREASES THE ENGINE SPEED AND PROVIDES IDLING STABILITYFOR FAST IDLE–UP WHEN THE ENGINE IS COLD, AND WHEN THE IDLE SPEED HAS DROPPED DUE TO ELECTRICAL LOAD AND SOON. THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) EVALUATE THESIGNALS FROM EACH SENSOR (INPUT SIGNALS FROM (1), (4), (5), (8), (9), (11) ETC.), OUTPUTS CURRENT TO TERMINALS ISC1,ISC2, ISC3 AND ISC4 TO CONTROL THE IDLE AIR CONTROL VALVE (ISC VALVE).
* EGR CONTROL SYSTEM
THE EGR CONTROL SYSTEM DETECTS THE SIGNAL FROM EACH SENSOR (INPUT SIGNALS FROM (1), (4), (9), (10) ETC.), ANDOUTPUTS CURRENT TO TERMINAL EGR TO CONTROL THE EGR VALVE.
* FUEL PUMP CONTROL SYSTEM
THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) OUTPUTS CURRENT TOTERMINAL FPC AND CONTROLS THE FUEL PUMP ECU AND FUEL PUMP DRIVE SPEED IN RESPONSE TO THE DRIVINGCONDITIONS.
3. DIAGNOSIS SYSTEMWITH THE DIAGNOSIS SYSTEM, WHEN THERE IS A MALFUNCTION IN THE ENGINE CONTROL MODULE (ENGINE ANDELECTRONICALLY CONTROLLED TRANSMISSION ECU) SIGNAL SYSTEM, THE MALFUNCTIONING SYSTEM IS RECORDED IN THEMEMORY. THE MALFUNCTIONING SYSTEM CAN BE FOUND BY READING THE CODE DISPLAYED BY THE MALFUNCTION INDICATORLAMP (CHECK ENGINE WARNING LIGHT).
4. FAIL–SAFE SYSTEMWHEN A MALFUNCTION HAS OCCURRED IN ANY SYSTEM, IF THERE IS A POSSIBILITY OF ENGINE TROUBLE BEING CAUSED BYCONTINUED CONTROL BASED ON THE SIGNALS FROM THAT SYSTEM, THE FAIL–SAFE SYSTEM EITHER CONTROLS THE SYSTEMBY USING DATA (STANDARD VALUES) RECORDED IN THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLYCONTROLLED TRANSMISSION ECU) MEMORY OR ELSE STOPS THE ENGINE.
72
ENGINE CONTROL (FOR 2JZ–GTE)
7
2
8
3AM2
AM1
ACC
IG1
ST1
IG2
7. 5AST
30AEFINO. 2
30AEFINO. 1
5 2
3 1
5 2
3 1
P
N
6
5
M
5
4
BI EB
2 2
1K4
2 2
2 2
1B4
1J4
2 2
2 2
2 2
1J6
IC211
IB15
IJ12
IB14
BP16
IC210 IC212
IJ2
13
BP1
2
EA1
4
2
1
E16
E 9
B 6
8 5 2
1 6
E FPC FP
B
V–W
L–R
G
B–R
GR
B–R
B–W
B–Y
B–W
W–B
G
W–B
B
B–O
B–Y
GL–O
L–R
L–R
V–W
W–B
W–B
W–B
W–B
W–B
L
B–R
B–R
B–Y
B–W
B–W
L–O
L–O
BB
–WB B
B–W
B–O
W–RW
W
W–R
B
B–O
+B DI
IGNITION SW
CLUTCHSTART SW
PA
RK
/NE
UTR
AL
PO
SIT
ION
SW
( NE
UT
RA
LS
TAR
TS
W)
C 9
I19
P2
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
EF
IN
O.
2R
ELA
Y
EF
IMA
INR
ELA
Y
120A
ALT
30A
AM
2
50A
AM
1( F
OR
US
A)
60A
AM
1( F
OR
CA
NA
DA
)
BATTERY
FUEL PUMPECU
FUEL PUMPF14
F15
2A1
1
1
1
2 2
2
I 4
B
( M/T
)
(A/T)
2 2
1 1
E 7
B–Y
E 7
B–R
B–RB–R
B–R
BTO STARTERRELAY
E16 : M/TE13 : A/T
( M/T
)( M
/T)
( A/T
)( A
/T)
( A/T
)
(A/T)
2
2
W
73
*1 : ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU
7. 5AIGN
1E8
1J3
II113
IJ1
8
EA2
2
EA2
5
EA1
8
E15 E14 E14
I20
IC2
7
IJ1
4
IJ1
12
IJ1
9
1
2
1
2
1
2
1
2
1
2
1
2
1
2
A24 B76 A33 A1 B20 B19 B18 B17 B16 B15
A21 A22 B77 B74 B35 B33 B34 B32
2 3 4 8 7 6
5 2
4 6 1 3
1
DI FPC STA ISC1 ISC3 ISC2 ISC4
B–R
B–R
B–R
B–R
L–R
B–RB–R
V–W
L–R
G
B
B–R
GR
B–R
B–W
B–Y
B–O
B–R
GR
B–R
B–OB–O B–O
G
L–R
V–W
B–R
B–
R
B–
R
B–R
B–R
B–O
B–
OB
–O
B–
O
B–Y
B–WGR
R–L
R–
Y
R–G
R–W R
R–
B
L BR R G
B–
Y
W
B–
O
G
V–W B V
V–
Y
G–
O
G–
W
R–G
B–R
B–R
B–R
B–RB
# 10 #20 # 30 #40 # 50 #60
# 60# 50# 40# 30# 20# 10IGSWBATTNSWM–REL
+B
SFI RESISTOR(EFI RESISTOR)
INJE
CT
OR
NO
.1
S 1
I12
INJE
CT
OR
NO
.2
I13
INJE
CT
OR
NO
.3
I14
INJE
CT
OR
NO
.4
I15
INJE
CT
OR
NO
.5
I16
INJE
CT
OR
NO
.6
I17
V3
I1
VS
V( F
OR
EV
AP
)
IDLE
AIR
CO
NT
RO
LV
ALV
E( I
SC
VA
LVE
)
ENGINE CONTROL MODULE (*1)
AE 9 , E10B
( A/T
)
A31
E12
B–R
+B
B75
1
2
V2
VS
V( F
OR
EG
R)
B–R
EGR
B–R
P
EVAP
(A/T)
74
ENGINE CONTROL (FOR 2JZ–GTE)
2
1
2
1
E16
E16
E15
B40 B38 B45 B66 B28 B65 B62
3 2 5
1 2 3
1
E2 PIM VC
B–RB–R
BR–B
L–RBR–B
W
BR
R–L
BR
B–R
B–R
L–R
B–
Y
BR
–B
BR
Y–R
P–L
G–R
G–
B
B–
R
B–
R
BR
–B
B–Y
L–R
BR
–B
VSV1 VSV3 THA VG E21 E2 PM1
TURBO PRESSURE SENSOR
MASS AIR FLOW(AIR FLOW METER)
M 1
T14
ENGINE CONTROL MODULE(*1)
V4
VS
V( F
OR
EX
HA
US
TB
YP
AS
SV
ALV
E)
AE 9 , E10B
V7
VS
V( F
OR
INT
AK
EA
IRC
ON
TRO
LV
ALV
E)
E10
E10
B–R
4
THA VG E2 E2
B–RB
–R
B–R
B
B47 B72 B71 B48 B73 B60 B39
1
2
1
2
1
2
E10E13E10
I17
E13
I17
IJ120
IC112 IC19 IC110
IC14
IJ25 IJ214 IJ24
2 4
4
B–R
B–R
L–R
B–R
R–L
BR
B–R B–R B–R
BR
+B E
E1
G–
Y
L–W
W–LWB–
L
BR
–W
R–L R
–L
R–L
BR
–W
R–L
BR
–W
B–
R
B–R
B–R
B–
R
B–
R
B–
R
B–R
B–R
B–R
W
2 1 3
1 3
OX2 HT2 HT1 OX1 FPU PMC VSV2
(SHIELDED)
(SHIELDED)
( SH
IELD
ED
)
( SH
IELD
ED
)( S
HIE
LDE
D)
(SHIELDED)+B HT OX
HT OX
HEATED OXYGENSENSOR (SUB)
HE
AT
ED
OX
YG
EN
SE
NS
OR
( MA
IN)
H11
H5
( SH
IELD
ED
)V
SV
( FO
RF
UE
LP
RE
SS
UR
EU
P)
VS
V( F
OR
WA
ST
EG
AT
EV
ALV
E)
VS
V( F
OR
EX
HA
US
TG
AS
CO
NT
RO
LV
ALV
E)
V6
V8
V5
1 1
B50 B49
KNK1 KNK2
WW
( SH
IELD
ED
)
KN
OC
KS
EN
SO
R( O
NR
EA
RS
IDE
)
KN
OC
KS
EN
SO
R( O
NF
RO
NT
SID
E)
K2
( SH
IELD
ED
)
K1
(SHIELDED)
75
* 1 : ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU
2
1
2
1
2
1
E14
E16E16E16E16
E16E16
B46B24B44B63B42B41 B43 B64
B27B7B5B25B6B26
1 2 3 4 4 3 2 1
12 1 3
A
A
A
A
A
138415
19
A
A
A
A
A
+B FP E1
G1 G1– G2 G2– NE– NE
B
LG
Y–L
L–R
BR–B BR–BBR–BBR–B
GR–R
BR–B
L–R
L–R
B–R
B–R
BR
R–L
BR
W
R–L
L–R
BR
W
L–R Y R Y
–L
GR
–R
L–Y
O
BR
–Y
BR
–B
BR
–B
BR
–B
GR
–R
Y–L
BR
–B
RY
OX2 OX1 TE1 VF1
VCC VTA1 IDL1 VTA2 IDL2 THW OIL THG
(SHIELDED)
(SHIELDED)
(SHIELDED)
(SHIELDED)
( SH
IELD
ED
)
( SH
IELD
ED
)
E1
A5
E3
EG
RG
AS
TEM
P.
SE
NS
OR
A/T
FLU
IDT
EM
P.
SE
NS
OR
EN
GIN
EC
OO
LAN
TT
EM
P.
SE
NS
OR
( EF
IW
AT
ER
TE
MP
.S
EN
SO
R)
D 1DATA LINK CONNECTOR 1(CHECK CONNECTOR)
IG–
ENGINE CONTROL MODULE (*1)AE 9 , E10B
TO
TR
AC
TIO
NE
CU
L–R
THROTTLE POSITIONSENSOR
T 2SUB THROTTLEPOSITION SENSOR
S 5
BR
E13
B–R
JUNCTIONCONNECTOR
J 2
BR
I17
21
21 12
(SHIELDED)
(SHIELDED)
(SHIELDED)
BRL
B–W
W
B–R
B–RBR
L
CAMSHAFT POSITIONSENSOR NO. 1
CAMSHAFT POSITIONSENSOR NO. 2
CRANKSHAFT POSITIONSENSOR
C 1
C 2 C 3
O
O
BR
BR
BR
E16R TO TRACTION
ECU
( A/T
)( A
/T)
A16
II129
B–
WB
–W
TACO
FR
OM
CO
MB
INA
TIO
NM
ET
ER
10AMIR–HTR
10APANEL
15ASTOP
1
2
IH4 1E6 1I10
IF13
II132II1
EA1IJ2
IJ1IJ2 IJ111
IJ16
A15 A34 A23 A12 A11A38 A27 A26 A14 A13 A4 A17
A20 A19B29 B57 B56 B55 B54 B53 B52 B58 A6 A2
TE1 TE2VF1 IGT1 IGT2 IGT3 IGT4 IGT5 IGT6 IGF W SP1
ELS A/C ACMG OD1 ABSNEO EFI+ EFI– TRC+ TRC– STP TT
E16
I17
A1 A2 A3 A9 A8 A7 B3
B1
TACH
IGT1 IGT2 IGT3 IGT4 IGT5 IGT6 IGF
Y–L
LG
L–B
P
LG
P–G
Y–L
BR
Y–L
LG
B
Y–L
P–GLG R–W B–O
GR
–B
GR
–G
P–B
L–O
R–Y
L–B P
B
L–R
L–R
W–G
BR
–B
Y–RP–L
B W O
W–R
P–L
Y–R
BR
–B
W–G
L–R
R–Y
R–Y
G–O
L–R
G–W
G–W
GR–R
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
W
ENGINE CONTROL MODULE(*1)
AE 9 , E10B
TO TRACTION ECU
TOA
BS
AN
DTR
AC
TIO
NE
CU
TOC
RU
ISE
CO
NTR
OL
EC
U
TOA
/CM
AG
NE
TIC
CLU
TCH
RE
LAY
TOA
/CA
MP
LIFI
ER
DIODE(FOR IDLE–UP)
D 8
1 3
IGNITER
2
312
1114
2
GR
–R
S11
STO
PLI
GH
TS
WAI 2 , I 3B
I11
BR
BR
BR
I17
I16
IC18
IJ118
B69 B80 B79
E1 E01 E02
ED
I17
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
(A/T)
( A/T
)
( A/T
)( A
/T)
76
ENGINE CONTROL (FOR 2JZ–GTE)
77
*1 : ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU
I14
10AGAUGE
I14
I 5
II12 II123 II18
IJ113IJ15IJ117
1E12
II115 II111
IF17
3
2
13
IF
ENGTE1TE2E1
WTT
2
1 5
6 7
7123
85
L–B
L–R
Y
Y–L
LG
P
BR
GR–R
L–B
BR
P
L–B P BR
L–R Y R
Y
YY
YL–
BLGP–G Y–L
V10VEHICLE SPEED SENSOR(SPEED SENSOR) NO. 1(FOR COMBINATION METER)
ODO ANDTRIP
TELL
TA
LELI
GH
TR
H
MA
LFU
NC
TIO
NIN
DIC
ATO
RLA
MP
( CH
EC
KE
NG
INE
WA
RN
ING
LIG
HT)
[TE
LLTA
LELI
GH
TLH
]
T5
T6
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
L–B
DATA LINKCONNECTOR 2(TDCL)
D 5
I14
I14
A11 A10 B11
A9
L–R
YY
R
BR
Y
L–R
SP
EE
DO
ME
TER
[CO
MB
.M
ET
ER
]BC
10,
C12
AP–G
L–B
BR
(A/T)
I 8
78
ENGINE CONTROL (FOR 2JZ–GTE)
EFI MAIN RELAY(2) 3– (2) 5 : CLOSED WITH IGNITION SW AT ON POSITION
EFI NO. 2 RELAY(2) 3– (2) 5 : CLOSED WITH IGNITION SW AT ON POSITION
E 3 ENGINE COOLANT TEMP. SENSOR (EFI WATER TEMP. SENSOR)1– 2: 10–20 K (–20°C, –4°F)
4– 7 K ( 0°C, 32°F)2– 3 K (20°C, 68°F)0.9–1.3 K (40°C, 104°F)0.4–0.7 K (60°C, 140°F)0.2–0.4 K (80°C, 176°F)
I 1 IDLE AIR CONTROL VALVE (ISC VALVE)1, 3– 2: APPROX. 10–30 4, 6– 5: APPROX. 10–30
I12, I13, I14, I15, I16, I17 INJECTOR1– 2: APPROX. 13–8
T 2 THROTTLE POSITION SENSOR1– 4: APPROX. 4–9 K1– 3: 3.3– 10.0 K WITH THROTTLE VALVE FULLY OPENED POSITION
0.2– 0.8 K WITH CLEARANCE BETWEEN LEVER AND STOP SCREW 0 MM (0 IN.)1– 2: 0–2.3 K WITH CLEARANCE BETWEEN LEVER AND STOP SCREW 0.45 MM (0.0177 IN.)
INFINITY WITH CLEARANCE BETWEEN LEVER AND STOP SCREW 0.55 MM (0.0216 IN.)
E 9(B), E10(A) ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU)(VOLTAGE AT ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) WIRING CONNECTORS)
BATT–E1 : ALWAYS 9–14 VOLTSIGSW–E1 : 9–14 VOLTS WITH IGNITION SW ON
M–REL–E1 : 9–14 VOLTS WITH IGNITION SW ON+B–E1 : 9–14 VOLTS WITH IGNITION SW ON
IDL1–E2 : 9–14 VOLTS WITH IGNITION SW ON AND THROTTLE VALVE FULLY OPEN: 0 –1.5 VOLTS WITH IGNITION SW ON AND THROTTLE VALVE FULLY CLOSED
VTA1–E2 : 0.3– 0.8 VOLTS WITH IGNITION SW ON AND THROTTLE VALVE FULLY CLOSED: 3.2–4.9 VOLTS WITH IGNITION SW ON AND THROTTLE VALVE OPEN
#10, #20, #30–E01, E02 : PULSE GENERATION (ENGINE IDLING)#40, #50, #60–E01, E02 : PULSE GENERATION (ENGINE IDLING)
THA–E2 : 0.5–3.4 VOLTS WITH IGNITION SW ON AND INTAKE AIR TEMP. 20°C (68°F)THW–E2 : 0.2–1.0 VOLTS WITH IGNITION SW ON AND COOLANT TEMP. 80°C (176°F)STA–E1 : 6–14 VOLTS WITH ENGINE CRANKING
ISC1, ISC2, ISC3, ISC4–E1 : PULSE GENERATION (ENGINE IDLING)W–E1 : 9–14 VOLTS WITH ENGINE IDLING
IGF–E1 : PULSE GENERATION (ENGINE IDLING)NSW–E1 : 0–3 VOLTS WITH IGNITION SW ON AND SHIFT LEVER P OR N POSITION
9–14 VOLTS WITH IGNITION SW ON AND SHIFT LEVER EXCEPT P OR N POSITIONSP1 : PULSE GENERATION
TE1, TE2–E1 : 9–14 VOLTS WITH IGNITION SW ONA/C–E1 : 0–1.5 VOLTS WITH IGNITION SW ON AND A/C OFF
7.5–14 VOLTS WITH IGNITION SW ON AND A/C ONELS–E1 : 9–14 VOLTS WITH TAILLIGHT ON, DEFOGGER ON
0–1.5 VOLTS WITH TAILLIGHT OFF, DEFOGGER OFFSTP–E1 : 7.5–14 VOLTS WITH STOP LIGHT SW ON (BRAKE PEDAL DEPRESSED)
0–1.5 VOLTS WITH STOP LIGHT SW OFF(RESISTANCE OF ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) WIRING CONNECTORS)
IDL1–E2 : INFINITY WITH THROTTLE VALVE OPEN: 0–2.3 K WITH THROTTLE VALVE FULLY CLOSED
VTA1–E2 : 3.3 K10.0 K WITH THROTTLE VALVE FULLY OPEN: 200 –800 WITH THROTTLE VALVE FULLY CLOSED
VCC–E2 : 4 K –9 KTHA–E2 : 2 K –3 K WITH INTAKE AIR TEMP. 20°C (68°F)THW–E2 : 200 –400 WITH COOLANT TEMP. 80°C (176°F)
ISC1, ISC2, ISC3, ISC4– +B : 10–30 #10, #20, #30, #40, #50, #60– +B : 13.2 –14.2
SERVICE HINTS
79
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
A 5 24 (2JZ–GTE) H 5 24 P 2 25 (2JZ–GTE)
C 1 24 H11 29 S 1 25
C 2 24 I 1 25 (2JZ–GTE) S 5 25
C 3 24 I 2 B 25 S11 29
C 9 28 I 3 A 25 T 2 25 (2JZ–GTE)
C10 A 28 I12 25 (2JZ–GTE) T 5 29
C12 B 28 I13 25 (2JZ–GTE) T 6 29
D 1 24 (2JZ–GTE) I14 25 (2JZ–GTE) T14 25
D 5 28 I15 25 (2JZ–GTE) V 2 25 (2JZ–GTE)
D 8 28 I16 25 (2JZ–GTE) V 3 25 (2JZ–GTE)
E 1 24 (2JZ–GTE) I17 25 (2JZ–GTE) V 4 25
E 3 24 (2JZ–GTE) I19 29 V 5 25
E 9 B 29 J 2 29 V 6 25 (2JZ–GTE)
E10 A 29 K 1 25 (2JZ–GTE) V 7 25
F14 30 K 2 25 (2JZ–GTE) V 8 25
F15 30 M 1 25 V10 25 (2JZ–GTE)
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1B 20 ENGINE ROOM MAIN WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1H
1I20 COWL WIRE AND J/B NO 1 (LEFT KICK PANEL)
1J20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1K
2A 22 BATTERY AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
EA1 32 (2JZ–GTE)ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO 2)
EA2 32ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO. 2)
IB1 36 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IC136 FLOOR NO 2 WIRE AND COWL WIRE (LEFT KICK PANEL)
IC236 FLOOR NO. 2 WIRE AND COWL WIRE (LEFT KICK PANEL)
IF1 36 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
II1 38 ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
IJ138 ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
IJ238 ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
BP1 40 FUEL GAUGE WIRE AND FLOOR NO. 2 WIRE (LUGGAGE ROOM FRONT LH)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
EB 32 (2JZ–GTE) FRONT SIDE OF LEFT FENDER
ED 32 (2JZ–GTE) REAR SIDE OF INTAKE MANIFOLD
IF 36 LEFT KICK PANEL
BI 40 LEFT QUARTER PILLAR
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
E 732 ENGINE ROOM MAIN WIRE
I 538 INSTRUMENT PANEL WIRE
E 932 ENGINE ROOM MAIN WIRE
I 838 INSTRUMENT PANEL WIRE
E10 I11 38 COWL WIRE
E12 I14 38 INSTRUMENT PANEL WIRE
E1332 ENGINE WIRE
I16 38 CONSOLE BOX WIRE
E1432 ENGINE WIRE
I17 38 ENGINE WIRE
E15 I20 38 COWL WIRE
E16 B 6 40 FLOOR NO. 2 WIRE
I 4 38 COWL WIRE
80
ENGINE CONTROL (FOR 2JZ–GTE)
81
82
ENGINE CONTROL (FOR 2JZ–GE)
THE ENGINE CONTROL SYSTEM UTILIZES A MICROCOMPUTER AND MAINTAINS OVERALL CONTROL OF THE ENGINE,TRANSMISSION ETC. AN OUTLINE OF THE ENGINE CONTROL IS GIVEN HERE.
1. INPUT SIGNALS(1) ENGINE COOLANT TEMP. (WATER TEMP.) SIGNAL CIRCUIT
THE ENGINE COOLANT TEMP. SENSOR (EFI WATER TEMP. SENSOR) DETECTS THE ENGINE COOLANT TEMP. (WATER TEMP.)AND HAS A BUILT–IN THERMISTOR WITH A RESISTANCE, WHICH VARIES ACCORDING TO THE ENGINE COOLANT TEMP.(WATER TEMP.) WHICH IS INPUT INTO TERMINAL THW OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLYCONTROLLED TRANSMISSION ECU) AS A CONTROL SIGNAL.
(2) INTAKE AIR TEMP. SIGNAL CIRCUITTHE INTAKE AIR TEMP. SENSOR IS INSTALLED IN THE VOLUME AIR FLOW (AIR FLOW METER) AND DETECTS THE INTAKE AlRTEMP. WHICH IS INPUT AS A CONTROL SIGNAL TO TERMINAL THA OF THE ENGINE CONTROL MODULE (ENGINE ANDELECTRONICALLY CONTROLLED TRANSMISSION ECU).
(3) OXYGEN DENSITY SIGNAL CIRCUIT(EXCEPT CALIFORNIA)THE OXYGEN DENSITY IN THE EXHAUST EMISSION IS DETECTED BY THE OXYGEN SENSOR FRONT AND REAR SIDE ANDINPUT AS A CONTROL SIGNAL TO TERMINALS OX1, OX2 OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLYCONTROLLED TRANSMISSION ECU).(FOR CALIFORNIA)THE OXYGEN DENSITY IN THE EXHAUST EMISSION IS DETECTED BY THE HEATED OXYGEN SENSOR FRONT AND REAR SIDEAND INPUT AS A CONTROL SIGNAL TO TERMINALS OX1, OX2, OX3 OF THE ENGINE CONTROL MODULE (ENGINE ANDELECTRONICALLY CONTROLLED TRANSMISSION ECU).
(4) RPM SIGNAL CIRCUITCRANKSHAFT POSITION IS DETECTED BY THE PICK–UP COIL INSTALLED INSIDE THE DISTRIBUTOR. CRANKSHAFT POSITIONIS INPUT AS A CONTROL SIGNAL TO TERMINALS G1 AND G2 OF THE ENGINE CONTROL MODULE (ENGINE ANDELECTRONICALLY CONTROLLED TRANSMISSION ECU), AND ENGINE SPEED IS INPUT TO TERMINAL NE .
(5) THROTTLE POSITION SIGNAL CIRCUITTHE THROTTLE POSITION SENSOR DETECTS THE THROTTLE VALVE OPENING ANGLE AS A CONTROL SIGNAL, WHICH ISINPUT INTO TERMINAL VTA1 OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLEDTRANSMISSION ECU). WHEN THE VALVE IS COMPLETELY CLOSED, THE CONTROL SIGNAL IS INPUT INTO TERMINAL IDL1 .
(6) VEHICLE SPEED CIRCUITTHE VEHICLE SPEED IS DETECTED BY VEHICLE SPEED SENSOR (SPEED SENSOR) NO.1 INSTALLED IN THE TRANSMISSIONAND THE SIGNAL IS INPUT TO TERMINAL SP1 OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLYCONTROLLED TRANSMISSION ECU) VIA THE COMBINATION METER.
(7) NEUTRAL POSITION SIGNAL CIRCUIT THE PARK/NEUTRAL POSITION SW (NEUTRAL START SW) DETECTS WHETHER THE SHIFT POSITION IS IN “N” OR “P” OR NOT,AND THE SIGNAL IS INPUT INTO TERMINAL NSW OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLYCONTROLLED TRANSMISSION ECU).
(8) A/C SW SIGNAL CIRCUIT THE OPERATING VOLTAGE OF THE A/C MAGNETIC CLUTCH IS DETECTED AND THE SIGNAL IS INPUT INTO TERMINAL ACMGOF ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) AS A CONTROL SIGNAL.
(9) BATTERY SIGNAL CIRCUITVOLTAGE IS CONSTANTLY APPLIED TO TERMINAL BATT OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLYCONTROLLED TRANSMISSION ECU). WITH THE IGNITION SW TURNED ON, THE VOLTAGE FOR ENGINE CONTROL MODULE(ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) START–UP POWER SUPPLY IS APPLIED TO TERMINALS+B OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) VIA EFI MAINRELAY.THE CURRENT FLOWING THROUGH THE IGN FUSE FLOWS TO TERMINAL IGSW OF THE ENGINE CONTROL MODULE (ENGINEAND ELECTRONICALLY CONTROLLED TRANSMISSION ECU).
(10) INTAKE AIR VOLUME SIGNAL CIRCUITINTAKE AIR VOLUME IS DETECTED BY THE VOLUME AIR FLOW (AIR FLOW METER) AND THE SIGNAL IS INPUT TO TERMINALKS OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) AS A CONTROLSIGNAL.
(11) STOP LIGHT SW SIGNAL CIRCUITTHE STOP LIGHT SW IS USED TO DETECT WHETHER THE VEHICLE IS BRAKING OR NOT AND THE SIGNAL IS INPUT INTOTERMINAL STP OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) ASA CONTROL SIGNAL.
(12) STARTER SIGNAL CIRCUITTO CONFIRM WHETHER THE ENGINE IS CRANKING, THE VOLTAGE IS APPLIED TO THE STARTER MOTOR DURING CRANKINGIS DETECTED AND THE SIGNAL IS INPUT INTO TERMINAL STA OF THE ENGINE CONTROL MODULE (ENGINE ANDELECTRONICALLY CONTROLLED TRANSMISSION ECU) AS A CONTROL SIGNAL.
SYSTEM OUTLINE
83
(13) ENGINE KNOCK SIGNAL CIRCUITENGINE KNOCKING IS DETECTED BY KNOCK SENSOR FRONT AND REAR SIDE AND THE SIGNAL IS INPUT INTO TERMINALSKNK1 AND KNK2 AS A CONTROL SIGNAL.
2. CONTROL SYSTEM
* SEQUENTIAL MULTIPORT FUEL INJECTION (ELECTRONIC FUEL INJECTION) SYSTEM
THE SEQUENTIAL MULTIPORT FUEL INJECTION (ELECTRONIC FUEL INJECTION) SYSTEM MONITORS THE ENGINE CONDITIONTHROUGH THE SIGNALS INPUT FROM EACH SENSOR (INPUT SIGNALS FROM (1) TO (13) ETC.) TO THE ENGINE CONTROLMODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU). THE BEST FUEL INJECTION TIMING IS DECIDEDBASED ON THIS DATA AND THE PROGRAM MEMORIZED BY THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLYCONTROLLED TRANSMISSION ECU), AND THE CONTROL SIGNAL IS OUTPUT TO TERMINALS #10, #20, #30, 40, #50 AND #60 OFTHE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) TO OPERATE THEINJECTOR (INJECT THE FUEL). THE SEQUENTIAL MULTIPORT FUEL INJECTION (ELECTRONIC FUEL INJECTION) SYSTEMPRODUCES CONTROLS OF FUEL INJECTION OPERATION BY THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLYCONTROLLED TRANSMISSION ECU) IN RESPONSE TO THE DRIVING CONDITIONS.
* ESA (ELECTRONIC SPARK ADVANCE) SYSTEM
THE ESA SYSTEM MONITORS THE ENGINE CONDITION THROUGH THE SIGNALS INPUT TO THE ENGINE CONTROL MODULE(ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) FROM EACH SENSOR (INPUT SIGNALS FROM (1), (2), (4) TO(13) ETC.). THE BEST IGNITION TIMING IS DECIDED ACCORDING TO THIS DATA AND THE MEMORIZED DATA IN THE ENGINECONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) AND THE CONTROL SIGNAL IS OUTPUTTO TERMINAL IGT. THIS SIGNAL CONTROLS THE IGNITER TO PROVIDE THE BEST IGNITION TIMING FOR THE DRIVINGCONDITIONS.
* HEATED OXYGEN SENSOR HEATER CONTROL SYSTEM (FOR CALIFORNIA)
THE MAIN HEATED OXYGEN SENSOR FRONT AND REAR SIDE, SUB HEATED OXYGEN SENSOR HEATER CONTROL SYSTEMTURNS THE HEATER ON WHEN THE INTAKE AIR VOLUME IS LOW (TEMP. OF EXHAUST EMISSIONS IS LOW), AND WARMS UP THEOXYGEN SENSOR TO IMPROVE DETECTION PERFORMANCE OF THE SENSOR. THE ENGINE CONTROL MODULE (ENGINE ANDELECTRONICALLY CONTROLLED TRANSMISSION ECU) EVALUATES THE SIGNALS FROM EACH SENSOR (INPUT SIGNALS FROM(1), (2), (4), (9) TO (11) ETC.), AND OUTPUTS CURRENT TO TERMINALS HT1 , HT2, HT3 TO CONTROL THE HEATER.
* IDLE AIR CONTROL (IDLE SPEED CONTROL) SYSTEM
THE IDLE AIR CONTROL (ISC) SYSTEM (STEP MOTOR TYPE) INCREASES THE ENGINE SPEED AND PROVIDES IDLING STABILITYFOR FAST IDLE–UP WHEN THE ENGINE IS COLD, AND WHEN THE IDLE SPEED HAS DROPPED DUE TO ELECTRICAL LOAD AND SOON. THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) EVALUATES THESIGNALS FROM EACH SENSOR (INPUT SIGNALS FROM (1), (4), (5), (8), (9), (11) ETC.), OUTPUTS CURRENT TO TERMINALS ISC1,ISC2, ISC3 AND ISC4 TO CONTROL THE IDLE AIR CONTROL VALVE (ISC VALVE).
* EGR CONTROL SYSTEM
THE EGR CONTROL SYSTEM DETECTS THE SIGNAL FROM EACH SENSOR (INPUT SIGNALS FROM (1), (4), (9), (10) ETC.), ANDOUTPUTS CURRENT TO TERMINAL EGR TO CONTROL THE EGR VALVE.
* FUEL PUMP CONTROL SYSTEM
THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) OUTPUTS CURRENT TOTERMINAL FPC AND CONTROLS THE FUEL PUMP ECU AND FUEL PUMP DRIVE SPEED IN RESPONSE TO THE DRIVINGCONDITIONS.
* ACIS (ACOUSTIC CONTROL INDUCTION SYSTEM)
ACIS INCLUDES A VALVE IN THE BULKHEAD SEPARATING THE SURGE TANK INTO TWO PARTS. THIS VALVE IS OPENED ANDCLOSED IN ACCORDANCE WITH THE DRIVING CONDITIONS TO CONTROL THE INTAKE MANIFOLD LENGTH IN TWO STAGES FORINCREASED ENGINE OUTPUT IN ALL RANGES FROM LOW TO HIGH SPEEDS.
THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) JUDGES THE VEHICLESPEED BY THE SIGNALS ((4), (5)) FROM EACH SENSOR AND OUTPUTS SIGNALS TO THE TERMINAL ACIS TO CONTROL THE VSV(FOR INTAKE CONTROL VALVE).
3. DIAGNOSIS SYSTEMWITH THE DIAGNOSIS SYSTEM, WHEN THERE IS A MALFUNCTION IN THE ENGINE CONTROL MODULE (ENGINE ANDELECTRONICALLY CONTROLLED TRANSMISSION ECU) SIGNAL SYSTEM, THE MALFUNCTIONING SYSTEM IS RECORDED IN THEMEMORY. THE MALFUNCTIONING SYSTEM CAN BE FOUND BY READING THE CODE DISPLAYED BY THE MALFUNCTION INDICATORLAMP (CHECK ENGINE WARNING LIGHT).
4. FAIL–SAFE SYSTEMWHEN A MALFUNCTION HAS OCCURRED IN ANY SYSTEM, IF THERE IS A POSSIBILITY OF ENGINE TROUBLE BEING CAUSED BYCONTINUED CONTROL BASED ON THE SIGNALS FROM THAT SYSTEM, THE FAIL–SAFE SYSTEM EITHER CONTROLS THE SYSTEMBY USING DATA (STANDARD VALUES) RECORDED IN THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLYCONTROLLED TRANSMISSION ECU) MEMORY OR ELSE STOPS THE ENGINE.
84
ENGINE CONTROL (FOR 2JZ–GE)
7
2
8
3AM2
AM1
ACC
IG1
ST1
IG2
30AAM2
7. 5AST
30AEFI NO. 1
P
N
6
5
2 5
1 3
M
5
4
B 6
E20
I17
2
1
1B4
1K4
2 2
2
2 2
1J4
1J6
2 2
IC212 IC211
IB15
IB14
IJ112
IC210
IJ12
EA3
3
EA1
8
EA1
4
IJ1
4
BP1
2
IJ2
13
BP1
6
IC2
7
EB BI
50AAM1
120AALT 1 2 3
2
4 5
1
B
G
V–W
L–R
GR
B–Y
B–W
B–R
B–O
B–Y
GR
B–WB
L–R
L–R
B–R
W–B W–B
V–WG
G
V–W
W–B
W–B
W–B
L–R
B–R
W–B
W–B
B–R
B–R
B–R
W–B
B–W
B–W
BB
–W
BB
W–R
WW
W–R
B–W
B–OB–W
B–O
+B FP
IGNITION SWI19
(A/T)
( M/T
)
BATTERY
B
( M/T
)
( A/T
)
CLU
TC
HS
TAR
TS
W
PA
RK
/NE
UTR
AL
PO
SIT
ION
SW
( NE
UT
RA
LS
TAR
TS
W)
C9 P
2
(A/T)
( A/T
)
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
E DI FPC
FUEL PUMP ECU
FU
EL
PU
MP
F15F
14
1
1 1
2
2
2
I 4
B
2A1
EFIMAINRELAY
E28 : M/TE27 : A/T
TO STARTERRELAY
B
E20
B–Y
B–Y
(A/T)
( A/T
)
( M/T
)
L
2
2
W
85
*2 : EXCEPT CALIFORNIA*1 : CALIFORNIA
*3 : ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU
IJ25 IJ214 IJ24
IC14 IC112 IC19 IC110
IJ18
B76A33A24
A30A36A22 A21 B77
ED
2 1 3
OX3HT3STADIFPC
M–REL BATT NSW
OXHT+B
B–R
(*1)
B–W
L–R
B
G
V–W
L–R
GR
B–Y
B–W
B–O
R–L
R–L
BR
–W
B–R
BR
–W
B–R
R–L
BG
V–W
L–R
B–W
GR
B–Y
B–W
BR
–W
( SH
IELD
ED
)
( SH
IELD
ED
)( S
HIE
LDE
D)
BR
BR
( *1)
( *1)
( *1)
( *1)
( *1)
( *1)
( *1)
( *1)
ENGINE CONTROL MODULE(*3)
AE 9 , E10B
(A/T)
( A/T
)
( SH
IELD
ED
)
A31 B75
E25 E25 E26
2
1
E1
IJ1
20B–R B–RB–R
+B EGR
B–R
4
B–R
7. 5AIGN
I20 E28
1E8
1J3
II113
IJ1
9
A1 B57 B58
2 1
B–OB–O
B–W
IGT IGF
R–W R–Y
B–O
B–O
B–O
B–W
B–R
IGSW IGT IGF
C–EXT
54
B–O
FR
OM
IGN
ITIO
NC
OIL
IGN
ITE
RI
4
E28
II129
B–W
B–W
3
+B
TO COMBINATIONMETER
B–W
B–O
BR
B–R
P
V 2VSV (FOR EGR)
SU
BH
EA
TE
DO
XY
GE
NS
EN
SO
R( F
OR
CA
LIF
OR
NIA
)
S16
(*1)
86
ENGINE CONTROL (FOR 2JZ–GE)
1
2
1
2
1
2
1
2
1
2
1
2
1
2
11
E28 E28 E28 E28 E28
E23
B15 B19 B18 B17 B16 B20
B36 B50 B49 B27 B26 B25 B7
1 2 3
A
A
A
4
A
A
A
A
A
A
(SHIELDED)
(SHIELDED)
(SHIELDED)
(SHIELDED)
(SHIELDED)
(SHIELDED)
(SHIELDED)
(SHIELDED)
( SH
IELD
ED
)
( SH
IELD
ED
)
( SH
IELD
ED
)
( SH
IELD
ED
)
B–O
BR
B–R
BR
B–W
L–R
(*1)
(SHIELDED) BR
B–R
(* 1)
B–W
L–R
BR
B–OB–OB–OB–O
FPU KNK1 KNK2 NE G1 G2 G–
GWRBWWW–L
B–R
B–O
B–O
B–O
B–O
B–O
B–O
R–B
R–Y
R–G
R–W R R–
L
#60 #20 # 30 # 40 # 50 # 10
NE G1 G2 G–
E27
E27
B66 B41 B45 B65
3 4 2
15
L–R
BR–B
L–R
LG–B
P–
L
BR
–B
L–R
BR
–B
KS VCC THA E2
I17
INJE
CT
OR
NO
.6
I13
INJE
CT
OR
NO
.2
I14
INJE
CT
OR
NO
.3
I15
INJE
CT
OR
NO
.4
I16
INJE
CT
OR
NO
.5
I12
INJE
CT
OR
NO
.1
KN
OC
KS
EN
SO
R( O
NR
EA
RS
IDE
)
KN
OC
KS
EN
SO
R( O
NF
RO
NT
SID
E)
K1
K2
VS
V( F
OR
FU
EL
PR
ES
SU
RE
UP
)
V6
J2
D 4DISTRIBUTOR
JUN
CT
ION
CO
NN
EC
TO
R
ENGINE CONTROL MODULE (*3)AE 9 , E10B
VO
LUM
EA
IRF
LOW
( AIR
FLO
WM
ET
ER
)
V12
L–R
BR–B
(*1)
( *1)
87
* 1 : CALIFORNIA* 2 : EXCEPT CALIFORNIA* 3 : ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU
1
2
2
1
2
1
11
E23
E27
E23
E28
I17I17
I17
E28E28E27
B64B43 B44 B24 B46
B48 B73 B72B47
4242
4 3 2
1313
1
(SHIELDED)
(SHIELDED)
(SHIELDED)
(SHIELDED)
(SHIELDED)
(SHIELDED)
(SHIELDED)
( SH
IELD
ED
)
BR
B–R
BR
B–W
L–R
BR
L–R
B–W
B–R
R–LR–L
BR
B–R
W
BR–B BR–B BR–B
BR
B–RBR
B–R
WW
W
B–L
R–L
B–Y
B–Y
R–L
BR
–YOL–Y
RY
RYL–R
BR
–B
BR
–B
BR
–B
BR
–B
R
OX1 HT1 OX2 HT2
+B E +B E
VTA1 IDL1 THW OIL THG
HTOXHTOX
(*1)
TH
RO
TTL
EP
OS
ITIO
NS
EN
SO
R
T2
TOC
RU
ISE
CO
NTR
OL
EC
U
EN
GIN
EC
OO
LAN
TT
EM
P.
SE
NS
OR
( EFI
WA
TER
TEM
P.
SE
NS
OR
)
A/T
FLU
IDTE
MP
.S
EN
SO
R
EG
RG
AS
TEM
P.
SE
NS
OR
E3
A5
E1
OX
YG
EN
SE
NS
OR
( EX
CE
PT
CA
LIFO
RN
IAO
NFR
ON
TS
IDE
)
OX
YG
EN
SE
NS
OR
( EX
CE
PT
CA
LIFO
RN
IAO
NR
EA
RS
IDE
)
O3
O4
( *1)
(* 2)
MAIN HEATEDOXYGEN SENSOR(FOR CALIFORNIAON REAR SIDE)
M 3
(*1)
( *1)
(* 2)
ENGINE CONTROL MODULE(*3)
AE 9 , E10B
W
E26
ED
B–R
BR
B–R
10AMIR–HTR
10APANEL
15ASTOP
1
2
IJ111II132
1I101E61H4
A15 A4
2
31
G–W
R–Y
R–Y
G–W
W
G–O
L–R
STPELS
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
IF13
L–R STOPLIGHTSW
DIODE(FOR IDLE–UP)
D 8
S11
L–R
(A/T
)( A
/T)
( *1)
( *1)
( *1)
MAIN HEATEDOXYGEN SENSOR(FOR CALIFORNIAON FRONT SIDE)
M 2
( *1)
( *1)
( *1)
( *1)
I17
I17
I17
I17
ED
II131 EA12 IJ211
IJ1
18
IJ1
13
IJ1
17
IJ1
5
A34 A23 A12 A17
A20 A19 B29 A6B69B28 A2 B80 B79
3
4
1
19
12
15
13
8
14
VF2 TE1 TE2 VF1 E1 W SP1 EO1 EO2
BR BR
GR–R
Y–L
P–G
LG
P
BR
BR
W
BR
L–R
B–W
B–R
R–LY–L
LG
L–B
Y–L
P–G
LG
BR
W
BR
BR
L–O
Y–L
P–G LG BR
L–B P B
R
BR
BR
BR
BR
BR
–B
W–G
L–R
L–R
W–G
BR
–B
A/C ACMG OD1 TT
TOA
/CA
MP
LIF
IER
TOA
/CM
AG
NE
TIC
CLU
TC
HR
ELA
Y
TOC
RU
ISE
CO
NTR
OL
EC
U
(SHIELDED)
(SHIELDED)
(*1)
OX2
+B
IG–
FP
OX1
E1
VF2
TE1
VF1
DATA LINK CONNECTOR 1(CHECK CONNECTOR)
D 1
ENGINE CONTROL MODULE (*3)
BE 9 , E10A
B74B39B34 B32 B35 B33
2
1
1
22 5
6431
E24E24
ISC2 ISC4 ISC1 ISC3 ACIS EVAP
G–W
R–G
V–Y
G–O
G–Y V
B–R
B–R B–R
B–R
VS
V( F
OR
EV
AP
)
VS
V( F
OR
AC
IS)
IDLE
AIR
CO
NTR
OL
VA
LVE
( IS
CV
ALV
E)
I1
V1
V3
IC1
8
BR
B–R
B–R
(A/T)
B–R
B–R
BR
(*1)
E24B–R
(*1)
( A/T
)
88
ENGINE CONTROL (FOR 2JZ–GE)
89
*2 : EXCEPT CALIFORNIA*1 : CALIFORNIA
*3 : ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU
10AGAUGE
I 5
I14 I14 I14
I14
I11
II115 II111
II123
1E12
IJ16
II12 II18
IF1
7
3
2
6 5
3 2
1 2 7 3
85
1 1
TE1 TE2 ENG E1
Y–L
P–G
LG
L–B
P
BR
BR
GR–R
L–B
Y Y
L–R
L–R
L–B
BR
Y–L
P–G LG BR
GR
–R
L–B
L–B
L–B P
P L–R
YY
Y Y YY
RL–R
L–R R
L–RRTT W
DA
TALI
NK
CO
NN
EC
TOR
2( T
DC
L)
TELL
TALE
LIG
HT
RHM
ALF
UN
CT
ION
IND
ICA
TOR
LAM
P( C
HE
CK
EN
GIN
EW
AR
NIN
GLI
GH
T)
[TE
LLTA
LELI
GH
TLH
]
D5
T6
T5
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
SP
EE
DO
ME
TER
[CO
MB
.M
ETE
R]
VE
HIC
LES
PE
ED
SE
NS
OR
( SP
EE
DS
EN
SO
R)
NO
.1( F
OR
CO
MB
INA
TIO
NM
ETE
R)
V10
ODO ANDTRIP
BC
10,C
12A
A9
A10 A11B11
IF
BR
BR
(A/T)
( A/T
)
(* 1)
7
BR
BR
I 8
90
ENGINE CONTROL (FOR 2JZ–GE)
EFI MAIN RELAY(2) 3– (2) 5 : CLOSED WITH IGNITION SW AT ON POSITION
E 3 ENGINE COOLANT TEMP. SENSOR (EFI WATER TEMP. SENSOR)1– 2: 10–20 K (–20°C, –4°F)
4– 7 K ( 0°C, 32°F)2– 3 K (20°C, 68°F)0.9–1.3 K (40°C, 104°F)0.4–0.7 K (60°C, 140°F)0.2–0.4 K (80°C, 176°F)
I 1 IDLE AIR CONTROL VALVE (ISC VALVE)1, 3– 2: APPROX. 10–30 4, 6– 5: APPROX. 10–30
I12, I13, I14, I15, I16, I17 INJECTOR1– 2: APPROX. 13–8
T 2 THROTTLE POSITION SENSOR1– 4: APPROX. 4–9 K1– 3: 3.3– 10.0 K WITH THROTTLE VALVE FULLY OPENED POSITION
0.2– 0.8 K WITH CLEARANCE BETWEEN LEVER AND STOP SCREW 0 MM (0 IN.)1– 2: 0–2.3 K WITH CLEARANCE BETWEEN LEVER AND STOP SCREW 0.45 MM (0.0177 IN.)
INFINITY WITH CLEARANCE BETWEEN LEVER AND STOP SCREW 0.55 MM (0.0216 IN.)
E 9(B), E10(A) ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU)(VOLTAGE AT ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) WIRING CONNECTORS)
BATT–E1 : ALWAYS 9–14 VOLTSIGSW–E1 : 9–14 VOLTS WITH IGNITION SW ON
M–REL–E1 : 9–14 VOLTS WITH IGNITION SW ON+B–E1 : 9–14 VOLTS WITH IGNITION SW ON
IDL1–E2 : 9–14 VOLTS WITH IGNITION SW ON AND THROTTLE VALVE FULLY OPEN: 0 –1.5 VOLTS WITH IGNITION SW ON AND THROTTLE VALVE FULLY CLOSED
VTA1–E2 : 0.3– 0.8 VOLTS WITH IGNITION SW ON AND THROTTLE VALVE FULLY CLOSED: 3.2–4.9 VOLTS WITH IGNITION SW ON AND THROTTLE VALVE OPEN
#10, #20, #30–E01, E02 : PULSE GENERATION (ENGINE IDLING)#40, #50, #60–E01, E02 : PULSE GENERATION (ENGINE IDLING)
THA–E2 : 0.5–3.4 VOLTS WITH IGNITION SW ON AND INTAKE AIR TEMP. 20°C (68°F)THW–E2 : 0.2–1.0 VOLTS WITH IGNITION SW ON AND COOLANT TEMP. 80°C (176°F)STA–E1 : 6–14 VOLTS WITH ENGINE CRANKING
ISC1, ISC2, ISC3, ISC4–E1 : PULSE GENERATION (ENGINE IDLING)W–E1 : 9–14 VOLTS WITH ENGINE IDLING
IGF–E1 : PULSE GENERATION (ENGINE IDLING)NSW–E1 : 0.3 VOLTS WITH IGNITION SW ON AND SHIFT LEVER P OR N POSITION
9–14 VOLTS WITH IGNITION SW ON AND SHIFT LEVER EXCEPT P OR N POSITIONSP1 : PULSE GENERATION
TE1, TE2–E1 : 9–14 VOLTS WITH IGNITION SW ONA/C–E1 : 0–1.5 VOLTS WITH IGNITION SW ON AND A/C OFF
7.5–14 VOLTS WITH IGNITION SW ON AND A/C ONELS–E1 : 9–14 VOLTS WITH TAILLIGHT ON, DEFOGGER ON
0–1.5 VOLTS WITH TAILLIGHT OFF, DEFOGGER OFFSTP–E1 : 7.5–14 VOLTS WITH STOP LIGHT SW ON (BRAKE PEDAL DEPRESSED)
0–1.5 VOLTS WITH STOP LIGHT SW OFF(RESISTANCE OF ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) CONNECTORS)
IDL1–E2 : INFINITY WITH THROTTLE VALVE OPEN: 0–2.3 K WITH THROTTLE VALVE FULLY CLOSED
VTA1–E2 : 3.3 K10.0 K WITH THROTTLE VALVE FULLY OPEN: 200 –800 WITH THROTTLE VALVE FULLY CLOSED
VCC–E2 : 4 K –9 KTHA–E2 : 2 K –3 K WITH INTAKE AIR TEMP. 20°C (68°F)THW–E2 : 200 –400 WITH COOLANT TEMP. 80°C (176°F)
ISC1, ISC2, ISC3, ISC4– +B : 10–30 #10, #20, #30, #40, #50, #60– +B : 13.2 –14.2
ACIS– +B : 38.5 –44.5
SERVICE HINTS
91
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
A 5 26 (2JZ–GE) I 1 27 (2JZ–GE) O 3 27
C 9 28 I 4 27 O 4 27
C10 A 28 I12 27 (2JZ–GE) P 2 27 (2JZ–GE)
C12 B 28 I13 27 (2JZ–GE) S11 29
D 1 26 (2JZ–GE) I14 27 (2JZ–GE) S16 29
D 4 26 I15 27 (2JZ–GE) T 2 27 (2JZ–GE)
D 5 28 I16 27 (2JZ–GE) T 5 29
D 8 28 I17 27 (2JZ–GE) T 6 29
E 1 26 (2JZ–GE) I19 29 V 1 27
E 3 26 (2JZ–GE) J 2 29 V 2 27 (2JZ–GE)
E 9 B 29 K 1 27 (2JZ–GE) V 3 27 (2JZ–GE)
E10 A 29 K 2 27 (2JZ–GE) V 6 27 (2JZ–GE)
F14 30 M 2 27 V10 27 (2JZ–GE)
F15 30 M 3 27 V12 27
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1B 20 ENGINE ROOM MAIN WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1H
1I20 COWL WIRE AND J/B NO 1 (LEFT KICK PANEL)
1J20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1K
2A 22 BATTERY AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
EA1 34 (2JZ–GE)ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO 2)
EA3 34ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO. 2)
IB1 36 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IC136 FLOOR NO 2 WIRE AND COWL WIRE (LEFT KICK PANEL)
IC236 FLOOR NO. 2 WIRE AND COWL WIRE (LEFT KICK PANEL)
IF1 36 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
II1 38 ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
IJ138 ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
IJ238 ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
BP1 40 FUEL GAUGE WIRE AND FLOOR NO. 2 WIRE (LUGGAGE ROOM FRONT LH)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
EB 34 (2JZ–GE) FRONT SIDE OF LEFT FENDER
ED 34 (2JZ–GE) REAR SIDE OF INTAKE MANIFOLD
IF 36 LEFT KICK PANEL
BI 40 LEFT QUARTER PILLAR
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
E20 34 ENGINE ROOM MAIN WIRE I 538 INSTRUMENT PANEL WIRE
E23 I 838 INSTRUMENT PANEL WIRE
E24 I11 38 COWL WIRE
E2534 ENGINE WIRE
I14 38 INSTRUMENT PANEL WIRE
E2634 ENGINE WIRE
I17 38 ENGINE WIRE
E27 I20 38 COWL WIRE
E28 B 6 40 FLOOR NO. 2 WIRE
I 4 38 COWL WIRE
92
ENGINE CONTROL (FOR 2JZ–GE)
93
94
HEADLIGHT (FOR USA) *2 : 2JZ–GE*1 : 2JZ–GTE
1
2
1
2
1
2
1
2
2 2
2 2
2 2
IE
1K5
1J1
EA
13 14
2
6
3 1
2
1 1
1
24
11 9 12
3
2 2
7
COMBINATIONSW
BATTERY
INT
EG
RA
TIO
NR
ELA
Y
HIG
HB
EA
MIN
DIC
AT
OR
LIG
HT
[CO
MB
.M
ETE
R]
HE
AD
LIG
HT
HI
RH
HE
AD
LIG
HT
LOR
H
HE
AD
LIG
HT
HI
LH
HE
AD
LIG
HT
LOLH
15AHEAD (LH)
15AHEAD (RH)
HRLY
H
LIG
HT
CO
NT
RO
LS
W
DIM
ME
RS
W
OFF
TAIL
HEAD
LOW
HIGH
FLASH
C13
C12
H2
H4
H1
H3
I20
W–B
W–B
R–L
R–L
R–L
R–L
W–B
B
R
R–L
W–B
W–B
R–L
R–W
R–Y
R–Y
R–Y
R–Y R R
R–Y
R
R
W–B
I 2
IB213
IF114 IB17
I 2
IB12
IF16
R–W
R–W
R–W
R–W
R–W
R–B
R–B
R–L
2A1
E 2 : *1E18 : *2
E 9 : *1E21 : *2
E 2 : *1E18 : *2
HEADLIGHTRELAY
50AMAIN
95
HEADLIGHT RELAY2 1– : CLOSED WITH LIGHT CONTROL SW AT HEAD POSITION OR DIMMER SW AT FLASH POSITION
C13 LIGHT CONTROL SW [COMB. SW]13–11 : CLOSED WITH LIGHT CONTROL SW AT HEAD POSITION
C13 DIMMER SW [COMB. SW ]14–9 : CLOSED WITH DIMMER SW AT FLASH POSITION12–9 : CLOSED WITH DIMMER SW AT HIGH OR FLASH POSITION
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
C12 28H 2
24 (2JZ–GTE)H 4
27 (2JZ–GTE)
C13 28H 2
27 (2JZ–GE)H 4
27 (2JZ–GE)
H 124 (2JZ–GTE)
H 324 (2JZ–GTE) I20 29
H 127 (2JZ–GE)
H 327 (2JZ–GE)
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1J20 COWL WIRE AND J/B NO 1 (LEFT KICK LEFT)
1K20 COWL WIRE AND J/B NO. 1 (LEFT KICK LEFT)
2A 22 BATTERY AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IB136 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IB236 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IF1 36 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
EA32 (2JZ–GTE)
FRONT SIDE OF RIGHT FENDEREA34 (2JZ–GE)
FRONT SIDE OF RIGHT FENDER
IE 36 LEFT KICK PANEL
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
E 232
E21 34 ENGINE ROOM MAIN WIRE
E 932
ENGINE ROOM MAIN WIRE I 2 38 COWL WIRE
E18 34
ENGINE ROOM MAIN WIRE
XX32 X XX32 XXX
9 11 12 13 14
1 2 1 2
6 7
1 2 1 2
C12 C12 C13
H 1 H 2 H 3 H 4 I20
(2JZ–GTE) (2JZ–GE) BLACK
BLACK BLACK BROWN BROWN
X
SERVICE HINTS
96
HEADLIGHT (FOR CANADA)
1H12 2
11
L
GENERATOR(ALTERNATOR)
PARKINGBRAKE SW
BATTERY
DAYTIME RUNNINGLIGHT RELAY (MAIN)
10AGAUGE
7. 5ADOME
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
D 6
P 5G 2
Y
Y–G
B
Y–G
BR
–W
11 8
2 15
2
2 2
1 3
2
1
2 4
50A
MA
IN
HE
AD
LIG
HT
RE
LAY
R
R–Y
W
R
R–Y W
1
2B1
IF27
Y–
G
2A1
II134
1B5
1H9
RR
97
2
1
175
6
14 13
12 9 11
7
13 1618
COMBINATIONSW
OFF
TAIL
HEAD
LOW
FLASHDIM
ME
RS
WLI
GH
TC
ON
TRO
LS
W
C13
R
R–W
W–B
W–B
G–W
W–B
G–W
R
R–Y
R–Y
R–Y
R–Y
R
R–Y
W
R–Y
HIGH
E 7
IB31
2
1
EB
I 4
I 2
I 2
DAYTIME RUNNINGLIGHT RELAY (MAIN)
D 6
TOT
HE
FTD
ET
ER
RE
NT
EC
U
R–Y
B–W
R–W
W–B
IG
1K5
1J1
W–B
W–B
R–L
W
W
R–Y
B 2
DIODE
BRAKE FLUIDLEVEL WARNING SW
IB213
R–Y
4
4
3 1
2 4
2 2
2 2
R–L
DIMMER RELAY(DAYTIME RUNNINGLIGHT RELAY NO. 2)
INTEGRATIONRELAY
I20
IE
98
HEADLIGHT (FOR CANADA)
2 2 2 2 2
2 2 2 2 2
1
2
1
2
E 2
EA
15AHEAD(LH–UPR)
7. 5ADRL
15AHEAD(RH–UPR)
15AHEAD(RH–LWR)
15AHEAD(LH–LWR)
HEADLIGHTLO RH
HEADLIGHTLO LH
H 4 H 3
R
R–W
R
R R
R–W
R–B
R–G
R–B
W–B
W–B
W–B
2 2 2 2 2
1 1 1 1 1
E 7
E 7
E 2
E 1
1
2
1
2
B1 B3
B2 B4 A1 A5
A2
A3
3
2
IB12
IF16
E 2IF114
EA EB IE
TOF
OG
LIG
HT
RE
LAY
W–B
W–B
W–B
W–B
W–B
W–B
R–W
R–L
R–B
R–L
R
W–B
IB513
W–B
R–L
R–W
R–W
R–W
R–L
R–B
R–Y
R–W
R–Y
W–B
W–B
HIGH BEAMINDICATOR LIGHT[COMB. METER]
DAYTIME RUNNINGLIGHT RELAY NO. 3
HEADLIGHTHI LH
HEADLIGHTHI RH
C12
H 1 H 2
R–W
R–W
R–W
BD 2 , D 3A
R–B
E 8
99
VOLTAGE IS ALWAYS APPLIED FROM THE MAIN FUSE, THROUGH THE HEADLIGHT RELAY (COIL SIDE) TO TERMINAL 5 OF THEDAYTIME RUNNING LIGHT RELAY (MAIN), TERMINAL 6 OF INTEGRATION RELAY, TERMINAL 14 OF DIMMER SW, DIMMER RELAY(DAYTIME RUNNING LIGHT RELAY NO. 2) (COIL SIDE), TO TERMINAL 17 OF THE DAYTIME RUNNING LIGHT RELAY (MAIN). WHEN THEIGNITION SW IS TURNED ON, VOLTAGE FROM THE GAUGE FUSE IS APPLIED TO TERMINAL 2 OF THE DAYTIME RUNNING LIGHTRELAY (MAIN).
1. DAYTIME RUNNING LIGHT OPERATIONWHEN THE ENGINE STARTS, VOLTAGE FROM TERMINAL “L” OF THE GENERATOR (ALTERNATOR) IS APPLIED TO TERMINAL 11 OFTHE DAYTIME RUNNING LIGHT RELAY (MAIN). IF THE PARKING BRAKE LEVER IS PULLED UP (PARKING BRAKE SW ON) AT THISTIME, THE DAYTIME RUNNING LIGHT SYSTEM DOES NOT OPERATE. WHEN THE PARKING BRAKE IS RELEASED (PARKING BRAKESW OFF), A SIGNAL IS OUTPUT FROM TERMINAL 1 OF THE PARKING BRAKE SW TO TERMINAL 8 OF THE DAYTIME RUNNING LIGHTRELAY (MAIN). THIS ACTIVATES THE DAYTIME RUNNING LIGHT RELAY (MAIN), TURNING ON THE DIMMER RELAY (DAYTIMERUNNING LIGHT RELAY NO. 2). CURRENT ALSO FLOWS FROM THE MAIN FUSE TO DIMMER RELAY (DAYTIME RUNNING LIGHTRELAY NO. 2) (POINT SIDE) → HEAD (LH–UPR) FUSE → HEADLIGHT HI LH → HEADLIGHT HI RH → TERMINAL (A)5 OF DAYTIMERUNNING LIGHT RELAY NO. 3 → TERMINAL (A)3 → GROUND, CAUSING THE HEADLIGHTS TO LIGHT UP AT APPROX. 20 % OF THEIRNORMAL BRIGHTNESS.
ONCE THE DAYTIME RUNNING LIGHT RELAY (MAIN) HAS BEEN ACTIVATED AND THE HEADLIGHTS LIGHT UP, THE HEADLIGHTSREMAIN ON EVEN IF THE PARKING BRAKE LEVER IS ENGAGED AGAIN (PARKING BRAKE SW ON).
2. HEADLIGHT OPERATIONWHEN THE LIGHT CONTROL SW IS AT HEAD POSITION AND THE DIMMER SW AT LOW POSITION, CURRENT FLOWS FROM THEHEADLIGHT RELAY (COIL SIDE) TO TERMINAL 6 OF THE INTEGRATION RELAY → TERMINAL 7 → TERMINAL 13 OF LIGHT CONTROLSW → TERMINAL 11 → GROUND, ACTIVATING THE HEADLIGHT RELAY.
THIS CAUSES CURRENT TO FLOW FROM THE HEADLIGHT RELAY (POINT SIDE) TO THE HEAD LWR FUSE → HEADLIGHT LO →GROUND, CAUSING THE HEADLIGHTS TO LIGHT UP AT NORMAL BRIGHTNESS. SIMULTANEOUSLY, CURRENT FLOWS FROM THEDRL FUSE → DAYTIME RUNNING LIGHT RELAY NO. 3 (COIL SIDE) → GROUND, ACTIVATING RELAY NO. 3.
WHEN THE DIMMER SW IS AT HIGH POSITION, TERMINAL 12 OF THE DIMMER SW OUTPUTS A SIGNAL TO TERMINAL 16 OF THEDAYTIME RUNNING LIGHT RELAY (MAIN) TO ACTIVATE IT. THIS TURNS ON DIMMER RELAY (DAYTIME RUNNING LIGHT RELAY NO. 2).SO CURRENT FLOWS FROM DIMMER RELAY (DAYTIME RUNNING LIGHT RELAY NO. 2) (POINT SIDE) TO THE HEAD (LH–UPR) FUSE→ HEADLIGHT HI LH → DAYTIME RUNNING LIGHT RELAY NO. 3 (POINT SIDE) → GROUND, AND FROM THE HEAD (RH–UPR) FUSE →DAYTIME RUNNING LIGHT RELAY NO. 3 (POINT SIDE) → HEADLIGHT HI RH → DAYTIME RUNNING LIGHT RELAY NO. 3 (POINT SIDE)→ GROUND, CAUSING THE HEADLIGHTS TO OPERATE AT HI.
WHEN THE DIMMER SW IS AT FLASH POSITION, CURRENT FROM THE HEADLIGHT RELAY (COIL SIDE) FLOWS TO TERMINAL 14 OFTHE DIMMER SW → TERMINAL 9 → GROUND, ACTIVATING THE RELAY. SIMULTANEOUSLY, CURRENT FROM THE HEADLIGHT RELAY(POINT SIDE) FLOWS TO HEADLIGHT LO, LIGHTING UP HEADLIGHT LO AND ACTIVATING DAYTIME RUNNING LIGHT RELAY NO. 3.THEN TERMINAL 12 OF THE DIMMER SW OUTPUTS A SIGNAL TO TERMINAL 16 OF THE DAYTIME RUNNING LIGHT RELAY (MAIN),ACTIVATING THE DAYTIME RUNNING LIGHT RELAY (MAIN) SO THAT CURRENT FLOWS TO HEADLIGHT HI LIKE IT DOES FOR HIGHPOSITION. THIS CAUSES ALL HEADLIGHTS TO LIGHT UP.
D 6 DAYTIME RUNNING LIGHT RELAY (MAIN)15–GROUND : ALWAYS APPROX. 12 VOLTS 2–GROUND : APPROX. 12 VOLTS WITH THE IGNITION SW AT ON POSITION13–GROUND : ALWAYS CONTINUOUS 5–GROUND : APPROX. 12 VOLTS WITH THE DAYTIME RUNNING LIGHT SYSTEM
DOES NOT OPERATE OR LIGHT CONTROL SW AT OFF OR TAIL POSITION(WITH THE CONNECTOR IS DISCONNECTED, ALWAYS APPROX. 12 VOLTS)
8–GROUND : CONTINUOUS WITH THE PARKING BRAKE LEVER RELEASED
SYSTEM OUTLINE
SERVICE HINTS
100
HEADLIGHT (FOR CANADA)
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
B 2 24 (2JZ–GTE) D 6 28 H 4 24 (2JZ–GTE)
C12 28 G 2 24 (2JZ–GTE) I20 29
C13 28 H 1 24 (2JZ–GTE) P 5 29
D 2 A 24 H 2 24 (2JZ–GTE)
D 3 B 24 H 3 24 (2JZ–GTE)
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
4 23 R/B NO. 4 (LEFT KICK PANEL)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1B 20 ENGINE ROOM MAIN WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1H
1J 20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1K
20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
2A 22 BATTERY AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
2B 22 ENGINE ROOM MAIN WIRE AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IB1
IB2 36 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IB3
36 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IB5 36 ENGINE ROOM MAIN WIRE AND COWL WIRE (RIGHT KICK PANEL)
IF136 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
IF236 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
II1 36 ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
EA 32 (2JZ–GTE) FRONT SIDE OF RIGHT FENDER
EB 32 (2JZ–GTE) FRONT SIDE OF LEFT FENDER
IE 36 LEFT KICK PANEL
IG 36 RIGHT KICK PANEL
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
E 1 E 8 32 ENGINE ROOM MAIN WIRE
E 2 32 ENGINE ROOM MAIN WIRE I 238 COWL WIRE
E 7
32 ENGINE ROOM MAIN WIRE
I 438 COWL WIRE
101
102
TAILLIGHT
2 3
1 5 10ATAIL
1
2
1A3 1C161K11
B 6
1
3
1
3
1
2
1
2
OFF
TAIL
HEAD
1B
2
1J1
1K5
2
EB EAIE
W–L
G G G G G
W–B
W–B
W–B
W–B
W–B
W–B
W–B
B
G–W
GG
W–B
G
11
2
4
2
5
1
G
TAILLIGHTRELAY
INTEGRATIONRELAY
LIGHT CONTROL SW[COMB. SW]
C13
BATTERY
LIC
EN
SE
PLA
TE
LIG
HT
L1
60A
PO
WE
R12
0AA
LT
PA
RK
ING
LIG
HT
[FR
ON
TFO
GLI
GH
T]
FR
ON
TS
IDE
MA
RK
ER
LIG
HT
RH RHLH LH
1
1
2
2
2A1
E2
:2J
Z–G
TE
E18
:2J
Z–G
E
F 3 F 4 F 5 F 6
E 2 : 2JZ–GTEE18 : 2JZ–GE
DIO
DE
W–B
I20
2
2
W
E 2 : 2JZ–GTEE18 : 2JZ–GE
W–B
W–B
103
10AGAUGE
B 5
B 8
B 7
B 5
B 7
B 3
BI BJ
18
1
IE15
1
2
1
2
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
GG G
W–B
W–B
1C2
G
Y
VV
LGLG LG
W–B
W–B
W–B
W–B
W–B
G
W–B
W–B
W–B
9 11
5 5
3 8 4
1 1
LIGHT FAILURE SENSORL 2
RE
AR
LIG
HT
WA
RN
ING
LIG
HT
[TE
LLT
ALE
LIG
HT
RH
]
T6
TAIL
LIG
HT
[RE
AR
CO
MB
.LI
GH
T]
RHLH
DE
LAY
CIR
CU
IT
RE
AR
SID
EM
AR
KE
RLI
GH
T
RHLHR11 R12
R 9 R10
W–B
–+
1E12
Y
G
B 6
W–B
104
TAILLIGHT
WHEN THE LIGHT CONTROL SW IS TURNED TO TAIL OR HEAD POSITION. THE CURRENT FLOWS TO TERMINAL 3 OF THE LIGHTFAILURE SENSOR THROUGH THE TAIL FUSE.
WHEN THE IGNITION SW IS TURNED ON, THE CURRENT FLOWS FROM THE GAUGE FUSE TO TERMINAL 8 OF THE LIGHT FAILURESENSOR, ANO ALSO FLOWS THROUGH THE REAR LIGHT WARNING LIGHT TO TERMINAL 4 OF THE LIGHT FAILURE SENSOR.
TAILLIGHT DISCONNECTION WARNINGWITH THE IGNITION SW ON AND THE LIGHT CONTROL SW TURNED TO TAIL OR HEAD POSITION, IF THE TAILLIGHT CIRCUIT ISOPEN, THE LIGHT FAILURE SENSOR DETECTS THE FAILURE BY THE CHANGE IN CURRENT FLOWING FROM TERMINAL 3 OF THELIGHT FAILURE SENSOR TO TERMINAL 9 , AND THE WARNING CIRCUIT OF THE LIGHT FAILURE SENSOR IS ACTIVATED.
AS A RESULT, THE CURRENT FLOWS FROM TERMINAL 4 OF THE LIGHT FAILURE SENSOR → TERMINAL 11 → GROUND AND TURNSTHE REAR LIGHT WARNING LIGHT ON, WHICH REMAINS ON UNTIL THE LIGHT CONTROL SW IS TURNED OFF.
TAILLIGHT RELAY5–3: CLOSED WITH LIGHT CONTROL SW AT TAIL OR HEAD POSITION
L 2 LIGHT FAILURE SENSOR4, 8–GROUND: APPROX. 12 VOLTS WITH IGNITION SW AT ON POSITION 3–GROUND: APPROX. 12 VOLTS WITH LIGHT CONTROL SW AT TAIL OR HEAD POSITION 11–GROUND: ALWAYS CONTINUOUS
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
C13 28 F 5 26 (2JZ–GE) R 9 30
F 324 (2JZ–GTE)
F 624 (2JZ–GTE) R10 30
F 326 (2JZ–GE)
F 626 (2JZ–GE) R11 30
F 424 (2JZ–GTE) I20 29 R12 30
F 426 (2JZ–GE) L 1 30 T 6 29
F 5 24 (2JZ–GTE) L 2 30
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1A20 ENGINE ROOM MAIN WIRE AND J/B NO 1 (LEFT KICK PANEL)
1B20 ENGINE ROOM MAIN WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1C 20 FLOOR NO. 2 WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1J20 COWL WIRE AND J/B NO 1 (LEFT KICK PANEL)
1K20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
2A 22 BATTERY AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IE1 36 INSTRUMENT PANEL WIRE AND FLOOR NO. 2 WIRE (LEFT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
EA32 (2JZ–GTE)
FRONT SIDE OF RIGHT FENDEREA34 (2JZ–GE)
FRONT SIDE OF RIGHT FENDER
EB32 (2JZ–GTE)
FRONT SIDE OF LEFT FENDEREB34 (2JZ–GE)
FRONT SIDE OF LEFT FENDER
IE 36 LEFT KICK PANEL
BI 40 LEFT QUARTER PILLAR
BJ 40 LOWER BACK PANEL CENTER
SYSTEM OUTLINE
SERVICE HINTS
105
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
E 2 32ENGINE ROOM MAIN WIRE
B 6
E18 34ENGINE ROOM MAIN WIRE
B 7 40 FLOOR NO. 2 WIRE
B 340 FLOOR NO 2 WIRE
B 8
40 FLOOR NO. 2 WIRE
B 540 FLOOR NO. 2 WIRE
106
FOG LIGHT
15AHEAD(LH–LWR)(FOR CANADA)
15AHEAD (LH)(FOR USA) 15A
FOG
2 5
1 3
IB215
IE EB EA
1
2
1
2
2 2
2 2
2 2
9
2 2
376
1 1
G–O
G–R
R–G
W–B
W–B
W–B
G–O
G–O
OO
R–B
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
FOG LIGHTRELAY
OFF
FOG
LOW
FOG LIGHT SW[COMB. SW]
C13
FRONT FOGLIGHT RH[PARKINGLIGHT RH]
FRONT FOGLIGHT LH[PARKINGLIGHT LH]
F 3 F 4
E 2 : 2JZ–GTEE18 : 2JZ–GE
W–B
W–B
W–B
E 2 : 2JZ–GTEE18 : 2JZ–GE
E 2 : 2JZ–GTEE18 : 2JZ–GE
107
FOG LIGHT RELAY(2) 3–(2) 5 : CLOSED WITH LIGHT CONTROL SW AT HEAD POSITION, DIMMER SW AT LOW POSITION AND FOG LIGHT SW ON POSITION
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
C13 28 F 3 26 (2JZ–GE) F 4 26 (2JZ–GE)
F 3 24 (2JZ–GTE) F 4 24 (2JZ–GTE)
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IB2 36 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
EA32 (2JZ–GTE)
FRONT SIDE OF RIGHT FENDEREA34 (2JZ–GE)
FRONT SIDE OF RIGHT FENDER
EB32 (2JZ–GTE)
FRONT SIDE OF LEFT FENDEREB34 (2JZ–GE)
FRONT SIDE OF LEFT FENDER
IE 36 LEFT KICK PANEL
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
E 2 32 ENGINE ROOM MAIN WIRE E18 34 ENGINE ROOM MAIN WIRE
3 X 6
7 9
1 2 1 2
BLACK GRAY GRAYC13 F 3 F 4
SERVICE HINTS
108
LIGHT AUTO TURN OFF
2 2
2
1B2
1B5
A6A5
A7 A4
1I16
1K11
1J
1
1K
5
IE BI
2
3
50A
MA
IN
120A
ALT
BATTERY
LIGHT CONTROL SW[COMB. SW]
DOOR COURTESYSW LH
HE
AD
LIG
HT
RE
LAY
TAILLIGHTRELAY
7. 5ADOME
10AGAUGE
3 1
22
5 1
13 2
1 1
24
11
1 7
6
3 2
2
I20 A
OFF
TAIL
HEAD
INTEGRATION RELAY
C13
D10
W–B
R–B
R–B
W–B
B
R G
G–W
R
W–L
R–Y
W–B
R–Y
SQ
R
SR
Q
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
2
1
IB213
2
1
60A
PO
WE
R
R–Y R
IC215
2A1
2
2
W
109
WITH THE IGNITION SW TURNED ON, THE CURRENT FLOWS TO TERMINAL 7 OF THE INTEGRATION RELAY THROUGH GAUGEFUSE.
VOLTAGE IS APPLIED AT ALL TIMES TO TERMINAL (A) 5 OF THE INTEGRATION RELAY THROUGH THE TAILLIGHT RELAY COIL, ANDTO TERMINAL (A) 6 THROUGH THE HEADLIGHT RELAY COIL.
1. NORMAL LIGHTING OPERATION(TURN TAILLIGHT ON)
WITH LIGHT CONTROL SW TURNED TO TAIL POSITION, A SIGNAL IS INPUT INTO TERMINAL (A) 4 OF THE INTEGRATION RELAY. DUETO THIS SIGNAL, THE CURRENT FLOWING TO TERMINAL (A) 5 OF THE RELAY FLOWS TO TERMINAL (A) 4 → TERMINAL 2 OF THELIGHT CONTROL SW → TERMINAL 11 → TO GROUND, AND TAILLIGHT RELAY CAUSES TAILLIGHTS TO TURN ON.
(TURN HEADLIGHT ON)
WITH LIGHT CONTROL SW TURNED TO HEAD POSITION, A SIGANL IS INPUT INTO TERMINAL (A) 4 AND (A) 7 OF THE INTEGRATIONRELAY. DUE TO THIS SIGNAL, THE CURRENT FLOWING TO TERMINAL (A) 6 OF THE RELAY FLOWS TO TERMINAL (A) 7 → TERMINAL13 OF THE LIGHT CONTROL SW → TERMINAL 11 → TO GROUND IN THE HEADLIGHT CIRCUIT, AND CAUSES TAILLIGHT ANDHEADLIGHT RELAY TO TURN THE LIGHTS ON. THE TAILLIGHT CIRCUIT IS SAME AS ABOVE.
2. LIGHT AUTO TURN OFF OPERATIONWITH LIGHT ON AND THE IGNITION SW TURNED OFF (INPUT SIGNAL GOES TO TERMINAL 7 OF THE RELAY), WHEN THE DRIVER’SDOOR IS OPENED (INPUT SIGNAL GOES TO TERMINAL 6 OF THE RELAY), THE RELAY OPERATES AND THE CURRENT IS CUT OFFWHICH FLOWS FROM TERMINAL (A) 5 OF THE RELAY TO TERMINAL (A) 4 IN TAILLIGHT CIRCUIT AND FROM TERMINAL (A) 6 TOTERMINAL (A) 7 IN HEADLIGHT CIRCUIT.
AS A RESULT, ALL LIGHTS ARE TURNED OFF AUTOMATICALLY.
HEADLIGHT RELAY2 1– : CLOSED WITH LIGHT CONTROL SW AT HEAD POSITION OR DIMMER SW AT FLASH POSITION (FOR USA)
: CLOSED WITH ENGINE RUNNING AND PARKING BRAKE LEVER RELEASED (FOR CANADA)TAILLIGHT RELAY
3–5 : CLOSED WITH LIGHT CONTROL SW AT TAIL OR HEAD POSITION
D10 DOOR COURTESY SW LH3–2 : CLOSED WITH LH DOOR OPEN
I20(A) INTEGRATION RELAY7–GROUND : APPROX. 12 VOLTS WITH IGNITION SW AT ON POSITION6–GROUND : CONTINUOUS WITH LH DOOR OPEN1–GROUND : ALWAYS APPROX. 12 VOLTS
(A) 5–GROUND : ALWAYS APPROX. 12 VOLTS(A) 6–GROUND : ALWAYS APPROX. 12 VOLTS(A) 7–GROUND : CONTINUOUS WITH LIGHT CONTROL SW AT HEAD POSITION(A) 4–GROUND : CONTINUOUS WITH LIGHT CONTROL SW AT TAIL OR HEAD POSITION
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
C13 28 D10 30 I20 A 29
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1B 20 ENGINE ROOM MAIN WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1I
1J 20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1K
20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
2A 22 BATTERY AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
SYSTEM OUTLINE
SERVICE HINTS
110
LIGHT AUTO TURN OFF
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IB2 36 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IC2 36 FLOOR NO. 2 WIRE AND COWL WIRE (LEFT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
IE 36 LEFT KICK PANEL
BI 40 LEFT QUARTER PILLAR
111
TURN SIGNAL AND HAZARD WARNING LIGHT
112
TURN SIGNAL AND HAZARD WARNING LIGHT
15AHAZ–HORN
7. 5ATURN
5
6
5
6
1
2
1
2
I 3
I 3
I 2
B 5
IE EB BI EA BJ IH
A
A
2 1E7
4 1C4 1C3
4 4
IF112IF117
1H
11
1H
7
1A
7
1A
4
1E19 1E14
B6A
B7
IF14
IB13
WW
W
G–R
W–R
R–B
G–B
G–Y
R–B
G–B
G–B
W–B
G–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
R–B
G–B
G–Y
G–Y
G–Y
G–B
R–B
G–Y
G–B
G–Y
G–B
W–B
G–Y
G–Y
W–B
W–B
R–B
W–R
W–B
97 5 6 1 5 8
3
2 1
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
8 10
2
15
TURN LH
RH
TB TL TR
HAZARD OFF
ON
F TB B2 TL B1 TR
HAZARD SWH10
TURN SIGNAL SW [COMB. SW]C13
TURN SIGNALFLASHER
FRO
NT
TU
RN
SIG
NA
LLI
GH
TLH
F7
FRO
NT
TU
RN
SIG
NA
LLI
GH
TR
H
F8
RE
AR
TU
RN
SIG
NA
LLI
GH
TLH
[RE
AR
CO
MB
.LI
GH
TLH
]
R9
RE
AR
TU
RN
SIG
NA
LLI
GH
TR
H[R
EA
RC
OM
B.
LIG
HT
RH
]
R10
TURN SIGNALINDICATOR LIGHT[COMB. METER]
JUNCTIONCONNECTOR
J 1
LH TURN RH
B L
E
E 2 : 2JZ–GTEE18 : 2JZ–GE
E 2 : 2JZ–GTEE18 : 2JZ–GE
AC10 , C12B
1
113
TURN SIGNAL FLASHER(4) 1–GROUND : CHANGES FROM APPROX.12 VOLTS TO 0 VOLTS WITH IGNITION SW ON AND TURN SIGNAL SW LEFT OR RIGHT,
OR WITH HAZARD WARNING SW ON(4) 2–GROUND : APPROX. 12 VOLTS WITH IGNITION SW ON OR HAZARD WARNING SW ON(4) 3–GROUND: ALWAYS CONTINUOUS
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
C10 B 28 F 7 26 (2JZ–GE) J 1 29
C12 A 28F 8
24 (2JZ–GTE) R 9 30
C13 28F 8
26 (2JZ–GE) R10 30
F 7 24 (2JZ–GTE) H10 29
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
4 23 R/B NO. 4 (LEFT KICK PANEL)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1A 20 ENGINE ROOM MAIN WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1C 20 FLOOR NO. 2 WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1H 20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IB1 36 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IF1 36 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
EA32 (2JZ–GTE)
FRONT SIDE OF RIGHT FENDEREA34 (2JZ–GE)
FRONT SIDE OF RIGHT FENDER
EB32 (2JZ–GTE)
FRONT SIDE OF LEFT FENDEREB34 (2JZ–GE)
FRONT SIDE OF LEFT FENDER
IE 36 LEFT KICK PANEL
IH 36 RIGHT KICK PANEL
BI 40 LEFT QUARTER PILLAR
BJ 40 LOWER BACK PANEL CENTER
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
E 2 32ENGINE ROOM MAIN WIRE
I 3 38 INSTRUMENT PANEL WIRE
E18 34ENGINE ROOM MAIN WIRE
B 5 40 FLOOR NO. 2 WIRE
I 2 38 COWL WIRE
SERVICE HINTS
114
STOP LIGHT
15ASTOP
10AGAUGE
1I101C2
1
2
1C10
1H1 18
1
B 5
B 7
B 3
BM11
BO16
BI BJ
BO13
BM12
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
IE15
WG
–WG
–WG
–W
Y
VV
R–W
R–W
R–W
W–B
W–B
W–B
W–B
W–B
G–W
G–W
G–W
R–W
G–W
W–B
W–B
Y
5 5
2 11
1
487
2
3 3
W–B
STOP LIGHT SWS11
REAR LIGHT WARNING LIGHT[TELLTALE LIGHT RH]
T 6
LIGHT FAILURE SENSORL 2
STOP LIGHT LH[REAR COMB.LIGHT LH]
R 9STOP LIGHT RH[REAR COMB.LIGHT RH]
R10
HIGH MOUNTEDSTOP LIGHT
H14
+–
HO
LDC
IRC
UIT
1E12
B 5 B 5W–B
W–B
Y
W–B
115
CURRENT IS APPLIED AT ALL TIMES THROUGH THE STOP FUSE TO TERMINAL 2 OF THE STOP LIGHT SW.
WHEN THE IGNITION SW IS TURNED ON, CURRENT FLOWS FROM THE GAUGE FUSE TO TERMINAL 8 OF THE LIGHT FAILURE SENSOR, AND ALSOFLOWS THROUGH THE REAR LIGHT WARNING LIGHT TO TERMINAL 4 OF THE LIGHT FAILURE SENSOR.
STOP LIGHT DISCONNECTION WARNING
WHEN THE IGNITION SW IS TURNED ON AND THE BRAKE PEDAL IS PRESSED (STOP LIGHT SW ON), IF THE STOP LIGHT CIRCUIT IS OPEN, THECURRENT FLOWING FROM TERMINAL 7 OF THE LIGHT FAILURE SENSOR TO TERMINAL 2 CHANGES, SO THE LIGHT FAILURE SENSOR DETECTS THEDISCONNECTION AND THE WARNING CIRCUIT OF THE LIGHT FAILURE SENSOR IS ACTIVATED.
AS A RESULT, THE CURRENT FLOWS FROM TERMINAL 4 OF THE LIGHT FAILURE SENSOR → TERMINAL 11 → GROUND AND TURNS THE REAR LIGHTWARNING LIGHT ON. BY PRESSING THE BRAKE PEDAL, THE CURRENT FLOWING TO TERMINAL 8 OF THE LIGHT FAILURE SENSOR KEEPS THEWARNING CIRCUIT ON HOLDING AND THE WARNING LIGHT ON UNTIL THE IGNITION SW IS TURNED OFF.
S11 STOP LIGHT SW2–1 : CLOSED WITH BRAKE PEDAL DEPRESSED
L 2 LIGHT FAILURE SENSOR2, 7–GROUND : APPROX. 12 VOLTS WITH STOP LIGHT SW ON4, 8–GROUND : APPROX. 12 VOLTS WITH IGNITION SW AT ON POSITION 11–GROUND : ALWAYS CONTINUOUS
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
H14 30 R 9 30 S11 29
L 2 30 R10 30 T 6 29
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1C 20 FLOOR NO. 2 WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1H20 COWL WIRE AND J/B NO 1 (LEFT KICK PANEL)
1I20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IE1 36 INSTRUMENT PANEL WIRE AND FLOOR NO. 2 WIRE (LEFT KICK PANEL)
BM1 40 BACK DOOR NO. 1 WIRE AND FLOOR NO. 2 WIRE (LEFT SIDE OF PACKAGE TRAY TRIM)
B01 40 BACK DOOR NO. 2 WIRE AND BACK DOOR NO. 1 WIRE (BACK DOOR UPPER LEFT)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
BI 40 LEFT QUARTER PILLAR
BJ 40 LOWER BACK PANEL CENTER
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
B 340 FLOOR NO 2 WIRE
B 7 40 FLOOR NO. 2 WIRE
B 540 FLOOR NO. 2 WIRE
12
X42X
X 7 8 X 11 XX
3
5
X
3
5
1 2
1
X X X
H14 L 2 R 9 R10 S11
T 6
BLUE
18
SYSTEM OUTLINE
SERVICE HINTS
116
BACK–UP LIGHT
10AGAUGE
1E12
II123
C2
II136
IE112
5
4
5
4
BI BJ
B2
A8
B1
C1
A4 (A/T)(M/T 2JZ–GTE)
(M/T 2JZ–GE)
(A/T)(M/T 2JZ–GTE)
(M/T 2JZ–GE)
W–B
W–B
R–B
R–B
R–B
R–B
R–B
YY
LH
BA
CK
–UP
LIG
HT
[RE
AR
CO
MB
.LI
GH
T]
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
RH
B 7
R10R 9
BACK–UP LIGHT SW[PARK/NEUTRAL POSITION SW(NEUTRAL START SW)] (A/T)
P 2 A
BACK–UP LIGHT SW (M/T)
CB 1 ,B
B 5
W–B
W–B
117
B 1 (B), (C) BACK–UP LIGHT SW (M/T)P 2 (A) BACK–UP LIGHT SW [PARK/NEUTRAL POSITION SW (NEUTRAL START SW)] (A/T)
(B), (C) 2–1, (A) 4–8 : CLOSED WITH SHIFT LEVER IN R POSITION
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
B 1B 24 (2JZ–GTE)
P 2 A25 (2JZ–GTE) R 9 30
B 1C 26 (2JZ–GE)
P 2 A27 (2JZ–GE) R10 30
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IE1 36 INSTRUMENT PANEL WIRE AND FLOOR NO. 2 WIRE (LEFT KICK PANEL)
II1 38 ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
BI 40 LEFT QUARTER PILLAR
BJ 40 LOWER BACK PANEL CENTER
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
B 5 40 FLOOR NO. 2 WIRE B 7 40 FLOOR NO. 2 WIRE
1 21 2 X 4
8
X
4
5
X
4
5
B GRAYB 1 C GRAYB 1 A GRAYP 2 R 9 R10
SERVICE HINTS
118
INTERIOR LIGHT
7. 5ARADNO. 2
10AGAUGE
7. 5ADOME
1B5 1C1 1E11 1F8 1D6 1H9
1E9 1D2 1D10 1J1 1F6 1F2 1D4 1K1
4
5
2
1
2
1
IG BI IE
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
R
R
R
R
R
W–G
W–G
G
W–B
R–B
LG
L–B
RRRRR
–W
R–W
W–B
W–B
W–B
3 10 2
1
3
1711
2
2
2
INTEGRATIONRELAY
RO
OM
LIG
HT
SW
[DO
OR
KE
YLO
CK
AN
DU
NLO
CK
SW
LH]
D12
DIO
DE
( FO
RIN
TE
RIO
RLI
GH
T)
D7
DO
OR
CO
UR
TE
SY
SW
RH
D11
DO
OR
CO
UR
TE
SY
SW
LH
D10
1
B 1
1I6
IC2
2
A3A2
IF29IF28
ID16IL18
3
1
3
1
IL116
IH
DO
OR
UN
LOC
KD
ETE
CTI
ON
SW
RH
[DO
OR
LOC
KM
OTO
RR
H]
D16
DO
OR
UN
LOC
KD
ETE
CTI
ON
SW
LH[D
OO
RLO
CK
MO
TOR
LH]
D15
I 4 : *1I11 : EXCEPT *1
W–B
W–B
W–B
R–W
R–W
L–W
G–B
G–B
L–W
L–W
G–B
W–B
W–B
W–B
W–B
LG
R–B
W–B
R–W
4
FADE OUTCONTROL CIRCUIT
I20 A
ACC IG B
PLCK LOCK DOOR SW E LP
119
*1 : 2JZ–GE M/T EXCEPT CALIFORNIA
2
1
6
7
1
B 7IE1
8
R
R
R
R
R
W–G
W–G
G
W–B
R–B
LG
R R R R R
W–
G
W–
G
G
W–B
R–B LG
LG
LG
3 2
14
1
8
I18
IGN
ITIO
NK
EY
CY
LIN
DE
RL
IGH
T
D1
2D
OO
RK
EY
CY
LIN
DE
RLI
GH
T[D
OO
RK
EY
LO
CK
AN
DU
NLO
CK
SW
LH
]
PERSONAL LIGHTP 6
OPEN DDORWARNING LIGHT[TELLTALELIGHT RH]
T 6
LUGGAGECOMPARTMENTLIGHT
LUGGAGECOMPARTMENTLIGHT SW
L 5
2
1
LG
L 4
120
INTERIOR LIGHT
INTEGRATION RELAY (J/B NO.1)1–GROUND : ALWAYS APPROX. 12 VOLTS4–GROUND : CONTINUOUS WITH RH DOOR OPEN OR LH DOOR OPEN
D10, D11 DOOR COURTESY SW LH, RH1–2 : CLOSED WITH DOOR OPEN
L 5 LUGGAGE COMPARTMENT LIGHT SW1–GROUND : CLOSED WITH LUGGAGE COMPARTMENT DOOR OPEN
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
D 7 28 D15 30 L 4 30
D10 30 D16 30 L 5 30
D11 30 I18 29 P 6 30
D12 30 I20 A 29 T 6 29
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1B 20 ENGINE ROOM MAIN WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1C 20 FLOOR NO. 2 WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1D 20 FRONT DOOR LH WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1F 20 ROOF WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1H
1I20 COWL WIRE AND J/B NO 1 (LEFT KICK LEFT)
1J20 COWL WIRE AND J/B NO. 1 (LEFT KICK LEFT)
1K
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IC2 36 FLOOR NO. 2 WIRE AND COWL WIRE (LEFT KICK PANEL)
ID1 36 FRONT DOOR LH WIRE AND INSTRUMENT PANEL WIRE (LEFT KICK PANEL)
IE1 36 INSTRUMENT PANEL WIRE AND FLOOR NO. 2 WIRE (LEFT KICK PANEL)
IF2 36 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
IL1 38 FRONT DOOR RH WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
IE 36 LEFT KICK PANEL
IG36 RIGHT KICK PANEL
IH36 RIGHT KICK PANEL
BI 40 LEFT QUARTER PILLAR
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
I 438 COWL WIRE
B 1 40 FRONT DOOR LH WIRE
I1138 COWL WIRE
B 7 40 FLOOR NO. 2 WIRE
SERVICE HINTS
121
122
ILLUMINATION
10APANEL
2 3
1 5
1B2
2
1K11 1I3
I10 I10 I 4
I10 I10 I10
5
6
1
2
3
1
2
1
1J1 1E18
1K5
IE
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
G–W
G–O
G–O
G–O
G–OG–O G–O G–O
W–L
W–G
W–B
G
W–B
W–B
W–B
W–G
W–G
W–G
W–G
W–G
11
4
2
2
5
G–O
W–G W–G W–G
60APOWER
TAILLIGHTRELAY
T
TRLY
OFF
TAIL
HEAD
INTEGRATIONRELAY
LIGHT CONTROL SW[COMB. SW]
C13
SE
AT
HE
AT
ER
SW
S6 TR
AC
OF
FS
WT
8
1
I10
IF1
16
I20
I10G–O
3
5
W–G
A/T
IND
ICA
TO
RIL
LUM
INA
TIO
N[O
/DM
AIN
SW
]
O5
ELE
CT
RO
NIC
ALL
YC
ON
TRO
LLE
DTR
AN
SM
ISS
ION
PA
TTE
RN
SE
LEC
TS
W
E8
A29
AS
HT
RA
YIL
LUM
INA
TIO
N
I 9
G–O
G–O
123
*2 : W/O STEREO POWER AMPLIFIER*1 : W/ STEREO POWER AMPLIFIER
I19 I14 I14
I12
I12
2
1
3
2
1
2
8
20
9
2
10
4
13
12
A
A
2
1
IH25
I 8
IF310
IH
IH110
G–O
G–O G–O G–O G–O
G–O
G–O
G–O G–O
W–B
G–O
W–G
W–B
G–O
G–O
G–O
G–O
G–O
G–O
G–O
G–O
G–O
W–G
W–G
W–
G
W–G
W–G
W–G
W–G
W–
G
W–B
W–B
W
G–O
G–
O
G
3
2 1
BB B B B B
B
W–G
(* 1)
( *2)
A10
B5
B
GLO
VE
BO
XL
IGH
TG
3
HA
ZA
RD
SW
H10
CIG
AR
ET
TE
LIG
HT
ER
ILL
UM
INA
TIO
N
C7
HE
AT
ER
CO
NT
RO
LS
WH
12
RA
DIO
AN
DP
LAY
ER
( *2)
RA
DIO
AN
DP
LAY
ER
( *1)
R6
OD
OA
ND
TR
IPIL
LUM
INA
TIO
N[T
ELL
TA
LELI
GH
TR
H]
T6
C10
ME
TE
RIL
LUM
INA
TIO
N[C
OM
B.
ME
TE
R]
J 1JUNCTION CONNECTOR
JUNCTIONCONNECTOR
J 1ILL– T
E
RHEOSTAT
(*2
)
( *1
)
GLOVE BOXLIGHT SW
G 4
BR
4,
R5
A
I3
:M
/TI1
4:
A/T
R 8
( *1
)( *
1)
124
ILLUMINATION
TAILLIGHT RELAY5–3 : CLOSED WITH LIGHT CONTROL SW AT TAIL OR HEAD POSITION
C13 LIGHT CONTROL SW [COMB. SW]2–11 : CLOSED WITH LIGHT CONTROL SW AT TAIL OR HEAD POSITION
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
A29 28 H10 29 R 6 29
C 7 28 H12 29 R 8 29
C10 28 I20 29 S 6 29
C13 28 J 1 29 T 6 29
E 8 29 O 5 29 T 8 29
G 3 29 R 4 A 29
G 4 29 R 5 B 29
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1B 20 ENGINE ROOM MAIN WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1I
1J 20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1K
20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IF1 36 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
IF336
INSTRUMENT PANEL WIRE AND COWL WIRE (RIGHT KICK PANEL)
IH136
INSTRUMENT PANEL WIRE AND CONSOLE BOX WIRE (UNDER THE INSTRUMENT PANEL BRACE RH)IH2 38
INSTRUMENT PANEL WIRE AND CONSOLE BOX WIRE (UNDER THE INSTRUMENT PANEL BRACE RH)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
IE 36 LEFT KICK PANEL
IH 36 RIGHT KICK PANEL
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
I 3 38 INSTRUMENT PANEL WIRE I10 38 COWL WIRE
I 4 38 COWL WIRE I12
I 8 38 INSTRUMENT PANEL WIRE I14 38 INSTRUMENT PANEL WIRE
I 9 38 COWL WIRE I19
38 INSTRUMENT PANEL WIRE
SERVICE HINTS
125
126
FRONT WIPER AND WASHER
20AWIPER
1H5 1A1
IB2
7
M1 2
IB29 IB28 IB22
IE EB
1J1
1K12
M
8
16
4
7
13
18
2 3 6 5
1F 9
W 1
C14
FRONT WIPER MOTOR
WASHER MOTOR
FRONT WIPER AND WASHER SW[COMB. SW]
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
L–O L
L–W
L–R
GR–G
L–O
L
L
L
L–WL
L–R
GR
–G
LW
–BW–B
WB
E 9 : 2JZ–GTEE21 : 2JZ–GE
OF
F
MIS
T
INT
LOW
HIG
H
WA
SH
ER
L
W–B
GR
–G
L–R
L–W
–
127
WITH THE IGNITION SW TURNED ON, THE CURRENT FLOWS TO TERMINAL 18 OF THE WIPER AND WASHER SW, TERMINAL 2 OFTHE WASHER MOTOR AND TERMINAL 6 OF THE FRONT WIPER MOTOR THROUGH THE WIPER FUSE.
1. LOW SPEED POSITIONWITH WIPER SW TURNED TO LOW POSITION, THE CURRENT FLOWS FROM TERMINAL 18 OF THE WIPER AND WASHER SW →TERMINAL 7 → TERMINAL 3 OF THE FRONT WIPER MOTOR → TERMINAL 1 → TO GROUND AND CAUSES TO THE WIPER MOTOR TORUN AT LOW SPEED.
2. HIGH SPEED POSITIONWITH WIPER SW TURNED TO HIGH POSITION, THE CURRENT FLOWS FROM TERMINAL 18 OF THE WIPER AND WASHER SW →TERMINAL 13 → TERMINAL 2 OF THE FRONT WIPER MOTOR → TERMINAL 1 → TO GROUND AND CAUSES TO THE WIPER MOTORTO RUN AT HIGH SPEED.
3. INT POSITIONWITH WIPER SW TURNED TO INT POSITION, THE RELAY OPERATES AND THE CURRENT WHICH IS CONNECTED BY RELAYFUNCTION FLOWS FROM TERMINAL 18 OF THE WIPER AND WASHER SW → TERMINAL 16 → TO GROUND. THIS FLOWS OFCURRENT OPERATES THE INTERMITTENT CIRCUIT AND THE CURRENT FLOWS FROM TERMINAL 18 OF THE WIPER AND WASHERSW → TERMINAL 7 → TERMINAL 3 OF THE FRONT WIPER MOTOR → TERMINAL 1 → TO GROUND AND FUNCTIONS.
THE INTERMITTENT OPERATION IS CONTROLLED BY A CONDENSER’S CHARGED AND DISCHARGED FUNCTION INSTALLED INRELAY AND INTERMITTENT TIME IS CONTROLLED BY A TIME CONTROL SW TO CHARGE THE CHARGING TIME OF THECONDENSER.
4. MIST POSITION
WITH WIPER SW TURNED TO MIST POSITION, THE CURRENT FLOWS FROM TERMINAL 18 OF THE WIPER AND WASHER SW →TERMINAL 7 → TERMINAL 3 OF THE FRONT WIPER MOTOR → TERMINAL 1 → TO GROUND AND CAUSES THE WIPER MOTOR TORUN AT LOW SPEED.
5. WASHER CONTINUOUS OPERATIONWITH WASHER SW TURNED TO ON, THE CURRENT FLOWS FROM TERMINAL 2 OF THE WAHSER MOTOR → TERMINAL 1 →TERMINAL 8 OF THE WIPER AND WASHER SW → TERMINAL 16 → TO GROUND AND CAUSES TO THE WASHER MOTOR TO RUN,AND WINDOW WASHER IS JET. THIS CAUSES THE CURRENT TO FLOW WASHER CONTINUOUS OPERATION CIRCUIT IN TERMINAL18 OF THE WIPER AND WASHER SW → TERMINAL 7 → TERMINAL 3 OF THE FRONT WIPER MOTOR → TERMINAL 1 → TO GROUNDAND FUNCTION.
C14 FRONT WIPER AND WASHER SW (COMB. SW)16–GROUND : ALWAYS CONTINUOUS18–GROUND : APPROX. 12 VOLTS WITH IGNITION SW AT ON POSITION 7–GROUND : APPROX. 12 VOLTS WITH WIPER AND WASHER SW AT LOW POSITION
APPROX. 12 VOLTS EVERY APPROX. 1 TO 10 SECONDS INTERMITTENTLY WITH WIPER SW AT INT POSITION 4–GROUND : APPROX. 12 VOLTS WITH IGNITION SW ON UNLESS WIPER MOTOR AT STOP POSITION13–GROUND : APPROX. 12 VOLTS WITH IGNITION SW ON AND WIPER AND WASHER SW AT HIGH POSITION
F 9 FRONT WIPER MOTOR5–6 : CLOSED UNLESS WIPER MOTOR AT STOP POSITION
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
C14 28 F 9 26 (2JZ–GE) W 1 27 (2JZ–GE)
F 9 24 (2JZ–GTE) W 1 25 (2JZ–GTE)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1A 20 ENGINE ROOM MAIN WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1H
1J 20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1K
20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IB2 36 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
SYSTEM OUTLINE
SYSTEM OUTLINE
128
FRONT WIPER AND WASHER
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
EB32 (2JZ–GTE)
FRONT SIDE OF LEFT FENDEREB34 (2JZ–GE)
FRONT SIDE OF LEFT FENDER
IE 36 LEFT KICK PANEL
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
E 9 32 ENGINE ROOM MAIN WIRE E21 34 ENGINE ROOM MAIN WIRE
X 7 8 X
X X 16 18 X X
4 X
13 X1 2 3
65X
1 2
C14 F 9 W 1BLACK BLACK BLACK
129
HORN
1 3
2
2
2 2
2
10 1 1
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
WL–
RL–
RL–
R
2
15AHAZ–HORN
HORNRELAY
HORN SW[COMB. SW]
C13H 8 H 9HORN LH HORN RH
1
IB216
I 2L–R
L–B
L–B
L–BTO THEFTDETERRENTECU
E 2 : 2JZ–GTEE18 : 2JZ–GE
X
10
1 1
C13 H 8 H 9BLACK BLACK BLACK
HORN RELAY(2) 2–(2) 3 : CLOSED WITH HORN SW ON
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
C13 28 H 8 27 (2JZ–GE) H 9 27 (2JZ–GE)
H 8 24 (2JZ–GTE) H 9 24 (2JZ–GTE)
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IB2 36 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
E 2 32ENGINE ROOM MAIN WIRE
I 2 38 COWL WIRE
E18 34ENGINE ROOM MAIN WIRE
SERVICE HINTS
130
THEFT DETERRENT AND DOOR LOCK CONTROL
7. 5AST
1
50A
MA
IN
1
60A
PO
WE
R
1
120A
ALT
5 2
3 1
1 3
2 4
12
2
2
1K11 2 2 2
IJ12
IB38IB26
IB213
IF215
IF216 IF210 IJ213
EA1
3
1
2
1K4
IF211
1
2
P
N
5
6
2A
1J1 1D10
1K12 1E18
IF29 IF28
ID116ID16
ID13ID113
ID15
3
1 2
I21
I 3
B 1
IE
TAIL HEAD SRLY
KSW IND UL3 L2 LSWD
M
3
1 4
2
3 2
LOCK PLCK
10
L–O
R–Y
G–W
R–Y
L–O
B
B–W
B
L–OB
R–Y
G–W
W–L
B
Y
W–L
G
G–Y
L–W
B
YW
–B
W–B
W–B
W–B
W–B
L–R
L–W
L–Y
W G–Y
L–W
G–B
L–W
L–Y
L–R
W–B
G–B
L–Y
G–Y
L–W
W–BW–B
G–Y
B
B
B–W2
22
9
I20
P 2
U 1
INTEGRATION RELAY
DO
OR
LOC
KM
OT
OR
AN
DD
OO
RU
NLO
CK
DE
TEC
TIO
NS
WLH
DO
OR
KE
YLO
CK
AN
DU
NLO
CK
SW
LH
D15
D12
UNLOCKWARNINGSW
T5
THE
FT
DE
TER
RE
NT
IND
ICA
TO
RLI
GH
T[T
ELL
TALE
LIG
HT
LH]
PARK/NEUTRALPOSITION SW(NEUTRAL START SW)
THEFT DETERRENT ECU
(A/T)
(M/T)
ST
AR
TER
RE
LAY
HE
AD
LIG
HT
RE
LAY
TAIL
LIG
HT
RE
LAY
(* 1)(*2)
( A/T
)
(M/T)
( M/T
)
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
CLUTCHSTART SW
C 9
G–Y
BATTERY
UN
LOC
K
LOC
K
I 4
B
( A/T
)
3 2
5 1
1
B 1
2
2
W
B23 B10 B25
B20 B12 B6 B22 B15
BT 7 , T13A
B
131
*2 : 2JZ–GTE*1 : 2JZ–GE
15AHAZ–HORN
2 2 2 2
IB216
IB619
IF214
EA1
7
I 2
IF2
6
I19
I21
ID17 ID11 IL19 IL110 IL17 IL12 IL18 IL112
I21
I21
I21
B 2
8
2 1
4
2 3
3
2 1
HORN SH
L1 UL1 UL12 LSWP ACT– ACT+ E
3
1
M
2
4
IH
IL1
16
IL111
W–B
L–R
L–Y
G–BWG–Y
W–B
W–B
W–B
W–B
G–R
R–W
G–R
R–W
G–Y
L–Y
G–B
L–Y
G–B
W–L
L–R
L–R
L–R
L–R
L–B
W
W
W
W–L
W–L
L–R
W
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
1
23 1
2
D16
D13
D14
P8
L–RL–R
W–BW–B W–B W–B W
–B
L–Y
G–BWG–Y
R–W
G–R
R–W
G–R
G–R
R–W
DO
OR
LOC
KC
ON
TRO
LS
WLH
[PO
WE
RW
IND
OW
MA
STE
RS
W]
DO
OR
LOC
KC
ON
TRO
LS
WR
H
DO
OR
KE
YLO
CK
AN
DU
NLO
CK
SW
RH
DO
OR
LOC
KM
OT
OR
AN
DD
OO
RU
NLO
CK
DE
TEC
TIO
NS
WR
H
UN
LOC
K
LOC
K
UN
LOC
K
UN
LOC
K
LOC
K
LOC
K
THEFT DETERRENT ECU
L–Y
G–B
TO HORN SW[COMB. SW]
(*2)
(*1)
(*2)
(*1)
HORNRELAY
W–L
W–L
( *2)
( *1)
( *2)
L–R
THEFT DETERRENTHORN
T 1
2
1
B 2W–B
I21
L–R
L–R
II122
B24 B11
B5 B8 B16 B21 A2 A3 A4
BT 7 , T13A
132
THEFT DETERRENT AND DOOR LOCK CONTROL
10AECU–IG
15ACIG
7. 5ADOME
1E17 1E2 2
1E11
1B5
IF23 IF39
IE18IE14IF34IC215 IB64
BI IG EA BJ
2
3
2
3
2
1
2
1 1
DSWLLUGDSWHDSWPDSWD
+B1ACCIG
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
RR
B–R
L–R
LGL
V–R
R–L
R–B
V–R
R–B
LGL
V–R
R–L
R–B
W–B
W–B
W–B
W–B
1
2
THEFT DETERRENT ECUT 7
L 5L 3E 6D11D10LUGGAGECOMPARTMENTLIGHT SW
LUGGAGECOMPARTMENTKEY UNLOCK SW
ENGINE HOODCOURTESY SW
DOOR COURTESYSW RH
DOOR COURTESYSW LH
30ADOOR
IH15
A7 A8 B1 A9
IF113
A6
IF312
IE
1I7
1J1 1D9
B4B9B14B19B7
PRLY
+B2
1J2
YY
W–B
L L
L–W
L–W
PO
WE
RM
AIN
RE
LAY
133
CURRENT ALWAYS FLOWS TO TERMINAL (A)9 OF THE THEFT DETERRENT ECU THROUGH THE DOOR FUSE, AND TO TERMINAL(B)1 THROUGH THE DOME FUSE.
WHEN THE IGNITION SW TURNED ON, THE CURRENT FLOWING THROUGH THE ECU–IG FUSE → TERMINAL (A)7 OF THE ECU →TERMINAL (A)6 FLOWS THROUGH THE COIL SIDE OF THE POWER MAIN RELAY TO GROUND, CAUSING THE RELAY TO OPERATE.THE CURRENT FLOWING THROUGH THE DOOR FUSE FLOWS TO THE DOOR LOCK CONTROL SWITCHES, CAUSING THE INDICATORLIGHT TO LIGHT UP.
1. MANUAL LOCK OPERATIONWHEN THE DOOR CONTROL SW OR KEY SW ARE PUSHED TO LOCK POSITION, A LOCK SIGNAL IS INPUT TO TERMINAL (B)5, (B)22(FOR KEY SW) OF THE THEFT DETERRENT ECU AND CAUSES THE ECU TO FUNCTION. CURRENT FLOWS FROM TERMINAL (A)9 OFTHE ECU → TERMINAL (A)3 → TERMINAL 2 (LH), TERMINAL 4 (RH) OF THE DOOR LOCK MOTORS → TERMINAL 4 (LH), TERMINAL 2(RH) → TERMINAL (A)2 OF THE ECU → TERMINAL (A)4 → GROUND AND THE DOOR LOCK MOTOR CAUSES THE DOOR TO LOCK.
2. MANUAL UNLOCK OPERATIONWHEN THE DOOR LOCK CONTROL SW OR KEY SW ARE PUSHED TO UNLOCK POSITION, AN UNLOCK SIGNAL IS INPUT TOTERMINAL (A)8, (B)6 (FOR KEY SW LH) OR (B)16 (FOR KEY SW RH) OF THE THEFT DETERRENT ECU AND CAUSES TO FUNCTION.CURRENT FLOWS FROM TERMINAL (A)9 OF THE ECU → TERMINAL (A)2 → TERMINAL 4 (LH), TERMINAL 2 (RH) OF THE DOOR LOCKMOTORS → TERMINAL 2 (LH), TERMINAL 4 (RH) → TERMINAL (A)3 OF THE ECU → TERMINAL (A)4 → GROUND AND THE DOORLOCK MOTOR CAUSES THE DOOR TO UNLOCK.
WHEN UNLOCK OPERATION OCCURS USING THE LH DOOR KEY SW, DOING THE UNLOCK OPERATION ONCE UNLOCKS ONLY THEDRIVER’S DOOR. TO UNLOCK ALL THE OTHER DOORS TOGETHER, UNLOCK OPERATION MUST BE DONE AGAIN WITHIN 3SECONDS OF THE FIRST OPERATION.
3. IGNITION KEY REMINDER OPERATION∗ OPERATION OF DOOR LOCK BUTTON (OPERATION OF DOOR LOCK MOTORS)
WHEN THE IGNITION KEY IS IN THE CYLINDER (UNLOCK WARNING SW ON) AND THE DOOR IS OPENED AND LOCKED USING DOORLOCK BUTTON (DOOR LOCK MOTOR), THE DOOR IS LOCKED ONCE BUT EACH DOOR IS UNLOCKED SOON BY THE OPERATION OFTHE ECU. AS A RESULT OF ECU ACTIVATION, THE CURRENT FLOWS FROM TERMINAL (A)9 OF THE ECU → TERMINAL (A)2 →TERMINAL 4 (LH), TERMINAL 2 (RH) OF THE DOOR LOCK MOTORS → TERMINAL 2 (LH), TERMINAL 4 (RH) → TERMINAL (A)3 OF THEECU → TERMINAL (A)4 → GROUND AND CAUSES ALL THE DOOR LOCK CONTROL SW AND DOOR LOCK KEY SW.
∗ KEY LESS LOCK OPERATION
WHEN THE IGNITION KEY IS STILL INSERTED IN THE CYLINDER (UNLOCK WARNING SW ON), THE DOOR IS OPEN AND UNLOCKOPERATION IS PREVENTED BY KEEPING THE DOOR LOCK BUTTON PRESSED TO THE LOCK SIDE, THE DOOR IS KEPT IN THE LOCKCONDITION. IF THE DOOR IS THEN CLOSED, A SIGNAL IS INPUT TO THE ECU FROM THE DOOR COURTESY SW. THIS ACTIVATESTHE ECU AND EACH DOOR IS UNLOCKED.
SYSTEM OUTLINE
134
THEFT DETERRENT AND DOOR LOCK CONTROL
D10, D11 DOOR COURTESY SW LH, RH3–2 : CLOSED WITH DOOR OPEN
D12, D13 DOOR KEY LOCK AND UNLOCK SW LH, RH1–3 : CLOSED WITH DOOR LOCK CYLINDER UNLOCKED WITH KEY2–3 : CLOSED WITH DOOR LOCK CYLINDER LOCKED WITH KEY
D15, D16 DOOR LOCK MOTOR AND DOOR UNLOCK DETECTION SW LH, RH1–3 : CLOSED WITH UNLOCK POSITION
E 6 ENGINE HOOD COURTESY SW1–2 : CLOSED WITH ENGINE HOOD OPEN
U 1 UNLOCK WARNING SW2–1 : CLOSED WITH IGNITION KEY IN CYLINDER
L 3 LUGGAGE COMPARTMENT KEY UNLOCK SW2–1 : CLOSED WITH DOOR LOCK CYLINDER UNLOCKED WITH KEY
L 5 LUGGAGE COMPARTMENT LIGHT SW1–GROUND: CLOSED WITH DOOR OPEN
T 7(A), T13(B) THEFT DETERRENT ECU
(B) 9–GROUND: CONTINUOUS WITH LUGGAGE COMPARTMENT DOOR TO UNLOCK POSITION(B)14–GROUND: CONTINUOUS WITH ENGINE HOOD OPEN(B) 4–GROUND: CONTINUOUS WITH LUGGAGE COMPARTMENT DOOR OPEN(B) 8–GROUND: CONTINUOUS WITH DOOR LOCK CONTROL SW TO UNLOCK POSITION(B) 5–GROUND: CONTINUOUS WITH DOOR LOCK CONTROL SW TO LOCK POSITION(B)25–GROUND: APPROX. 12 VOLTS WITH SHIFT LEVER IN N OR P POSITION AND IGNITION SW AT ST POSITION (A/T)
; APPROX. 12 VOLTS WITH CLUTCH PEDAL FULLY DEPRESSED (M/T)(A) 7–GROUND: APPROX. 12 VOLTS WITH IGNITION SW AT ON POSITION(B)20–GROUND: CONTINUOUS WITH IGNITION KEY IN CYLINDER(B)15–GROUND: CONTINUOUS WITH LH DOOR TO UNLOCK POSITION(B)21–GROUND: CONTINUOUS WITH RH DOOR TO UNLOCK POSITION(B) 6–GROUND: CONTINUOUS WITH DOOR KEY LOCK AND UNLOCK SW LH TO UNLOCK POSITION(B)16–GROUND: CONTINUOUS WITH DOOR KEY LOCK AND UNLOCK SW RH TO UNLOCK POSITION(B)22–GROUND: CONTINUOUS WITH DOOR KEY LOCK AND UNLOCK SW TO LOCK POSITION(A) 4–GROUND: ALWAYS CONTINUOUS(B) 1–GROUND: ALWAYS APPROX. 12 VOLTS
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
C 9 28E 6
24 (2JZ–GTE)T 1
25 (2JZ–GTE)
D10 30E 6
26 (2JZ–GE)T 1
27 (2JZ–GE)
D11 30 I20 29 T 5 29
D12 30 L 3 30 T 7 A 29
D13 30 L 5 30 T13 B 29
D14 30P 2
25 (2JZ–GTE) U 1 29
D15 30P 2
27 (2JZ–GE)
D16 30 P 8 30
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1B 20 ENGINE ROOM MAIN WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1D 20 FRONT DOOR LH WIRE AND J/B NO.1 (LEFT KICK PANEL)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO.1 (LEFT KICK PANEL)
1H
1I20 COWL WIRE AND J/B NO 1(LEFT KICK PANEL)
1J20 COWL WIRE AND J/B NO.1(LEFT KICK PANEL)
1K
2A 22 BATTERY AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
SERVICE HINTS
135
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
EA132 (2JZ–GTE)
ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO 2)EA134 (2JZ–GE)
ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO. 2)
IB236 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IB336 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IB6 36 ENGINE ROOM MAIN WIRE AND COWL WIRE (RIGHT KICK PANEL)
IC2 36 FLOOR NO. 2 WIRE AND COWL WIRE (LEFT KICK PANEL)
ID1 36 FRONT DOOR LH WIRE AND INSTRUMENT PANEL WIRE (LEFT KICK PANEL)
IE1 36 INSTRUMENT PANEL WIRE AND FLOOR NO. 2 WIRE (LEFT KICK PANEL)
IF136 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
IF236 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
IF3 36 INSTRUMENT PANEL WIRE AND COWL WIRE (RIGHT KICK PANEL)
II1 38 ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
IJ138 ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
IJ238 ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
IL1 38 FRONT DOOR RH WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
EA32 (2JZ–GTE)
FRONT SIDE OF RIGHT FENDEREA34 (2JZ–GE)
FRONT SIDE OF RIGHT FENDER
IE 36 LEFT KICK PANEL
IG36 RIGHT KICK PANEL
IH36 RIGHT KICK PANEL
BI 40 LEFT QUARTER PILLAR
BJ 40 LOWER BACK PANEL CENTER
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
I 2 38 COWL WIRE I21 38 INSTRUMENT PANEL WIRE
I 3 38 INSTRUMENT PANEL WIRE B 1 40 FRONT DOOR LH WIRE
I 4 38 COWL WIRE B 2 40 FRONT DOOR RH WIRE
I19 38 INSTRUMENT PANEL WIRE
136
POWER WINDOW
1J21D91D101J1
1I7
30ADOOR
IE
POWERMAINRELAY P
OW
ER
WIN
DO
WM
AS
TER
SW
P8
8
4
L
L
W–B
L
L
W–B
FROM POWER SOUCE SYSTEM (SEE PAGE 56)
2 3
1 5
2
1
B1 A7 A6 A9
B19 A4
THEFT DETERRENTECU
BT 7 , T13A
KEY OFF POWER CIRCUIT
B7
IHIGBI
2
3
2
3
IF34
IF23
IC215
7. 5ADOME
2
10AECU–IG
1E17
1B5
1E11
1H15
IF1
13
IF3
12 Y
L–W
RR
B–R
R–B
R–B
R–B
W–B
W–B
R–L
R–L
W–B
Y
L–W
DO
OR
CO
UR
TES
YS
WLH
DO
OR
CO
UR
TES
YS
WR
H
D10
D11
137
M2 1
M2 1
1 3
2 54
IL14 IL117 IL13
ID114 ID115
9 10 5 7
PO
WE
RW
IND
OW
CO
NT
RO
LS
WR
H
POWER WINDOW MOTOR RHPOWER WINDOW MOTOR LH
UP
DO
WN
LOCK
NORMAL
UP
DO
WN
UP
DO
WN
AU
TO
PASSENGER’ SDRIVER’ S
POWER WINDOW MASTER SW
S
RQ
P7
P 8
–+
+–
R–
L
G–
W L
R–W
G–Y
R–
L
G–
W L
R–L
G–W L
G–YR
L
P 9 P10
IF35
DO
WN
UP
138
POWER WINDOW
WITH THE IGNITION SW TURNED ON, CURRENT FLOWS THROUGH THE ECU–IG FUSE → TERMINAL (A)7 OF THE THEFTDETERRENT ECU → TERMINAL (A)6 → TERMINAL 1 OF THE POWER MAIN RELAY → TERMINAL 2 → GROUND, THIS ACTIVATES THERELAY AND THE CURRENT FLOWING TO TERMINAL 5 OF THE RELAY FROM DOOR FUSE FLOWS TO TERMINAL 3 OF THE RELAY →TERMINAL 4 OF THE POWER WINDOW MASTER SW AND TERMINAL 4 OF THE POWER WINDOW CONTROL SW RH.
1. MANUAL OPERATION (DRIVER’S WINDOW)WITH THE IGNITION SW TURNED ON AND WITH THE POWER WINDOW MASTER SW (DRIVER’S) IN UP POSITION, THE CURRENTFLOWING TO TERMINAL 4 OF THE POWER WINDOW MASTER SW FLOWS TO TERMINAL 10 OF THE MASTER SW → TERMINAL 1 OFTHE POWER WINDOW MOTOR → TERMINAL 2 → TERMINAL 9 OF THE MASTER SW → TERMINAL 8 → GROUND AND CAUSES THEPOWER WINDOW MOTOR TO ROTATE IN THE UP DIRECTION. THE WINDOW ASCENDS ONLY WHILE THE SW IS BEING PUSHED.
IN DOWN OPERATION, THE FLOW OF CURRENT FROM TERMINAL 4 OF THE POWER WINDOW MASTER SW TO TERNINAL 9 OF THEMASTER SW CAUSES THE FLOW OF CURRENT FROM TERMINAL 2 OF THE POWER WINDOW MOTOR → TERMINAL 1 → TERMINAL10 OF THE MASTER SW → TERMINAL 8 → GROUND, FLOWING IN THE OPPOSITE DIRECTION TO MANUAL UP OPERATION ANDCAUSING THE MOTOR TO ROTATE IN REVERSE, LOWERING THE WINDOW.
2. DRIVER’S WINDOW AUTO DOWN OPERATIONWHEN THE DRIVER’S WINDOW SW IS PUSHED STRONGLY ON THE DOWN SIDE, THE CURRENT FLOWING TO TERMINAL 4 OF THEPOWER WINDOW MASTER SW FLOWS TO THE DOWN CONTACT POINT AND AUTO DOWN CONTACT POINT OF THE DRIVER’S SW.
THIS ACTIVATES THE RELAY (DOWN SIDE) INSIDE THE POWER WINDOW MASTER SW, AND THE HOLD CIRCUIT ALSO TURNS ON ATTHE SAME TIME, SO THE RELAY (DOWN SIDE) REMAINS ACTIVATED EVEN WHEN THE SW IS RELEASED.
CURRENT FLOWS AT THIS TIME FROM TERMINAL 4 OF THE POWER WINDOW MASTER SW → TERMINAL 9 → TERMINAL 2 OFPOWER WINDOW MOTOR → TERMINAL 1 → TERMINAL 10 OF POWER WINDOW MASTER SW → TERMINAL 8 → GROUND, SO THEMOTOR CONTINUES TO OPERATE UNTIL THE DRIVER’S WINDOW IS FULLY DOWN.
WHEN THE DRIVER’S WINDOW FINISHES DOWN OPERATION THE HOLD CIRCUIT GOES OFF, SO THE RELAY (DOWN SIDE) ALSOTURNS OFF. THIS STOPS THE CURRENT FLOWING FROM TERMINAL 4 OF THE POWER WINDOW MASTER SW TO TERMINAL 9 , SOTHE POWER WINDOW MOTOR STOPS AND AUTO DOWN OPERATION STOPS.
WHEN THE DRIVER’S SW IS PULLED ON THE UP SIDE DURING AUTO DOWN OPERATION, THE HOLD CIRCUIT IS TURNED OFF SOCURRENT FLOWS FROM TERMINAL 4 OF THE POWER WINDOW MASTER SW TO TERMINAL 9 IS CUT OFF AND THE POWERWINDOW MOTOR STOPS. IF THE SW REMAINS PULLED UP, THE RELAY (UP SIDE) IS ACTIVATED, SO CURRENT FLOWS FROMTERMINAL 4 OF THE POWER WINDOW MASTER SW → TERMINAL 10 → TERMINAL 1 OF POWER WINDOW MOTOR → TERMINAL 2 →TERMINAL 9 → TERMINAL 8 → GROUND, THE POWER WINDOW MOTOR ROTATES IN THE UP DIRECTION AND MANUAL UPOPERATION OCCURS WHILE THE SW IS PULLED UP.
3. MANUAL OPERATION BY POWER WINDOW SW (PASSENGER’S WINDOW)WITH POWER WINDOW SW (PASSENGER’S) PULLED TO THE UP SIDE, CURRENT FLOWING FROM TERMINAL 4 OF THE POWERWINDOW CONTROL SW FLOWS TO TERMINAL 1 OF THE POWER WINDOW SW → TERMINAL 2 OF THE POWER WINDOW MOTOR →TERMINAL 1 → TERMINAL 3 OF THE POWER WINDOW SW → TERMINAL 5 → TERMINAL 7 OF THE MASTER SW → TERMINAL 8 →GROUND AND CAUSES THE POWER WINDOW MOTOR (PASSENGER’S) TO ROTATE IN THE UP DIRECTION. UP OPERATIONCONTINUES ONLY WHILE THE POWER WINDOW SW IS PULLED TO THE UP SIDE. WHEN THE POWER WINDOW SW (PASSENGER’S)IS PULLED TO THE DOWN SIDE, THE CURRENT FLOWING TO THE MOTOR FLOWS IN THE OPPOSITE DIRECTION, FROM TERMINAL 1TO TERMINAL 2 , AND THE MOTOR ROTATES IN REVERSE. WHEN THE WINDOW LOCK SW IS PUSHED TO THE LOCK SIDE, THEGROUND CIRCUIT TO THE PASSENGER’S WINDOW BECOMES OPEN.
AS A RESULT, EVEN IF OPEN/CLOSE OPERATION OF THE PASSENGER’S WINDOW IS TRIED, THE CURRENT FROM TERMINAL 8 OFTHE POWER WINDOW MASTER SW IS NOT GROUNDED AND THE MOTOR DOES NOT ROTATE, SO THE PASSENGER’S WINDOWCANNOT BE OPERATED AND WINDOW LOCK OCCURS. FURTHERMORE, REAR LH, RH WINDOW OPERATE THE SAME AS THEABOVE CIRCUIT.
4. KEY OFF POWER WINDOW OPERATIONWITH THE IGNITION SW TURNED FROM ON TO OFF, THE THEFT DETERRENT ECU OPERATES AND CURRENT FLOWS FROM DOORFUSE TO TERMINAL (A)9 OF THE ECU OR DOME FUSE TO TERMINAL (B)1 OF THE ECU → TERMINAL (A)6 → TERMINAL 1 OF POWERMAIN RELAY → TERMINAL 2 → GROUND FOR ABOUT 60 SECONDS. THE SAME AS NORMAL OPERATION, THE CURRENT FLOWSFROM DOOR FUSE → TERMINAL 5 OF THE POWER MAIN RELAY → TERMINAL 3 → TERMINAL 4 OF THE POWER WINDOW MASTERSW AND TERMINAL 4 OF THE POWER WINDOW CONTROL SW RH. AS A RESULT, FOR ABOUT 60 SECONDS AFTER THE IGNITION SWIS TURNED OFF, THE FUNCTIONING OF THIS RELAY MAKES IT POSSIBLE TO RAISE AND LOWER THE POWER WINDOW. ALSO, BYOPENING THE FRONT DOOR (DOOR OPEN DETECTION SW ON) WITHIN ABOUT 60 SECONDS AFTER TURNING THE IGNITION SW TOOFF, A SIGNAL IS INPUT TO TERMINAL (B)19, (B)7 OF THEFT DETERRENT ECU. AS A RESULT, THE ECU TURNED OFF AND UP ANDDOWN MOVEMENT OF THE POWER WINDOW STOPS.
SYSTEM OUTLINE
139
P 8 POWER WINDOW MASTER SW 4–GROUND : APPROX. 12 VOLTS WITH IGNITION SW AT ON POSITION 8–GROUND : ALWAYS CONTINUOUS10–GROUND : APPROX. 12 VOLTS WITH IGNITION SW ON AND MASTER SW (DRIVER’S WINDOW) AT UP POSITION 9–GROUND : APPROX. 12 VOLTS WITH IGNITION SW ON AND MASTER SW (DRIVER’S WINDOW) AT DOWN OR AUTO DOWN POSITION
WINDOW LOCK SWOPEN WITH THE WINDOW LOCK SW AT LOCK POSITION
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
D10 30 P 8 30 T 7 A 29
D11 30 P 9 30 T13 B 29
P 7 30 P10 30
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1B 20 ENGINE ROOM MAIN WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1D 20 FRONT DOOR LH WIRE AND J/B NO.1 (LEFT KICK PANEL)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO.1 (LEFT KICK PANEL)
1H
1I 20 COWL WIRE AND J/B NO.1 (LEFT KICK PANEL)
1J
20 COWL WIRE AND J/B NO.1 (LEFT KICK PANEL)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IC2 36 FLOOR NO. 2 WIRE AND COWL WIRE (LEFT KICK PANEL)
ID1 36 FRONT DOOR LH WIRE AND INSTRUMENT PANEL WIRE (LEFT KICK PANEL)
IF136 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
IF236 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
IF3 36 INSTRUMENT PANEL WIRE AND COWL WIRE (RIGHT KICK PANEL)
IL1 38 FRONT DOOR RH WIRE AND INSTRUMENT PANEL WIRE (LEFT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
IE 36 LEFT KICK PANEL
IG36 RIGHT KICK PANEL
IH36 RIGHT KICK PANEL
BI 40 LEFT QUATER PILLER
SERVICE HINTS
140
ELECTRONICALLY CONTROLLED TRANSMISSION AND A/T INDICATOR (FOR 2JZ–GTE)
7
2
8
3AM2
AM1
ACC
IG1
ST1
IG2
7. 5AST
7. 5AIGN
30AEFINO. 1
30AAM2
P
N
6
5
2 5
1 3
E16
E 9 EA2
2
EA1
8
EA1
4
EA2
5
IJ213II113
IB14
2
1K41E8
2A
2 2
2 2
1J61J3
2 2
1J4
1B4
EB
50A AM1(FOR USA)60A AM1(FOR CANADA)
120AALT
B–R
B–O
B
B–W
GR
B–Y
B–R
B–Y
GR
B–R
B–R
B–O
B–W
W
B–O B
GR
B–Y
W–RW
W
W–R
B
W–B
B–W
B–W
B–W
B
B–R
B–R
W–B B–R
B–O
IGNITION SWI19
BATTERY
PA
RK
/NE
UT
RA
LP
OS
ITIO
NS
W( N
EU
TR
AL
ST
AR
TS
W)
P2
2
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
EFI MAINRELAY
1
2
22
1
11
1
E 7
B–Y
2
2
W
141
*1 : ENGINE AND ELACTRONICALLYCONTROLLED TRANSMISSION ECU
E16
E16
E16
E17
A24 A33 A31 B13 B10 B9 B14 B12 B31 B23 B3
B76 B77 A1 B66 B45 B28 B62 B65 B41 B43 B64
1
2
B–R
B–Y
GR
B–W
B
B–O
B–R
BR–B
L–R
B–R
BR–B
L–R
BR–B
B–RG
R
B–
Y
B–R
Y–G
W–
R
R–
L
LG–B
LG–R
W–G R G
B–
Y
L–R
BR
–B
L–R Y
BR
–B
R
BR
–B
BR
P–L
Y–R
B–W B
B–O
Y–R
P–L BR
B–Y
BR
–B
L–R Y R
B–R
6 4 8 7 5 1
1
2 3 5 4 2 3 1 1 2 4 3
2 3
NSW STA IGSW VG THA E21 PM1 E2 VCC VTA1 IDL1
M–REL BATT +B SLN– S1 S2 SLU– SLT– SLT+
NO
.4
NO
.1
NO
.2
NO
.3
NO
.5
ELECTRONICALLY CONTROLLEDTRANSMISSION SOLENOID
E 2
SP2+ SP2–
VE
HIC
LES
PE
ED
SE
NS
OR
( SP
EE
DS
EN
SO
R)
NO
.2
( FO
RE
LEC
TR
ON
ICA
LLY
CO
NT
RO
LLE
DT
RA
NS
MIS
SIO
N)
V11
T14
T 2
TURBO PRESSURESENSOR
THROTTLE POSITIONSENSORMASS AIR FLOW
(AIR FLOW METER)
M 1
ENGINE CONTROL MODULE (*1)
AE 9 , E10B
E10B–R
VG THA E2
B
E2B–R
PIM VC E2
RL W B BR G O
Y
E17
B–
R
SLN– S1 S2 SLU– SLT– SLT+
SLN+ SLU+
142
ELECTRONICALLY CONTROLLED TRANSMISSION AND A/T INDICATOR (FOR 2JZ–GTE)
15ASTOP
1
2
1
2
2
1
1
2
1
2
1
2
2
1
E16
I17
E16E16E16
1I10
1J1
1H13
IE
IJ111IJ16
IJ212IJ23
B21 B1 A4 A20 A19B29 A17
B42 B63 B44 B24 B46 A3 A18 B27 B7
IJ1
5
IJ1
13
3
12 8 13 1 2 7 5 9
4 3 1 2
4
VTA2 IDL2 THW OIL THG KD M NE NE–
ECTTTENGTE2TE1VF1TE1+B
BR–BBR–BBR–B
L–R
B–R
LG
Y–L
V–G
L–Y
O
BR
–Y
GR
–R
Y–L
BR
–B
BR
–B
BR
–B
GR
–R
BR
–B
Y–L
L–R
W–B
W–B
W–B
G–Y
B–R BR
G–YY
LG P–GY–L
G–W
YL
G–W
W
B–R
Y–L LG Y–L
P–G LG
GR
–R
V–G
GR
–R
( SH
IELD
ED
)
(SHIELDED)
NCO+ NCO– STP TE1 TE2VF1
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
STOP LIGHTSW
DATA LINK CONNECTOR 1(CHECK CONNECTOR)
O/D
DIR
EC
TC
LUTC
HS
PE
ED
SE
NS
OR
S11
D 1
O1
TT
DATA LINK CONNECTOR 2(TDCL)
D 5
Y
S 5SUB THROTTLEPOSITION SENSOR
EN
GIN
EC
OO
LAN
TT
EM
P.
SE
NS
OR
( EF
IW
ATE
RT
EM
P.
SE
NS
OR
)
A/T
FLU
IDTE
MP
.S
EN
SO
R
EG
RG
AS
TE
MP
.S
EN
SO
R
KIC
KD
OW
NS
W
E3 A
5
E1
K4
ELECTRONICALLY CONTROLLEDTRANSMISSION PATTERNSELECT SW
CR
AN
KS
HA
FT
PO
SIT
ION
SE
NS
OR
E 8
C3
ENGINE CONTROL MODULE (*1)
AE 9 , E10B
NO
RM
AL
MA
NU
AL
IJ117
143
*1 : ENGINE AND ELECTRONICALLYCONTROLLED TRANSMISSION ECU
10AGAUGE
I14
I17
1E12
ED
II15 II138 II111
IJ27A7 A9 A10
B69 B80 B79 A28 A25 A2
A
6 5
A
2
1
V–G
V–G
W–L
L–R
G–R
G–B
LG–R
R–B
Y
V–G
P
W–L
V–GBR
BR
BR
BR
BR
BR
BR
P
W–L
V–G
P L–R
G–R
YY
Y
G–B
LG–R
R–B
( SH
IELD
ED
)
SP1MIOD2EO2EO1E1
R 2 L
JUN
CTI
ON
CO
NN
EC
TO
R
J2
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
ODO ANDTRIP
CR
UIS
EC
ON
TR
OL
EC
U
TE
LLT
ALE
LIG
HT
RH
T6
C16
ENGINE CONTROL MODULE (*1)
AE 9 , E10B
D
A12
IJ211
BR
–BB
R–B
OD1
FRO
MC
RU
ISE
CO
NTR
OL
EC
U
V–G
144
ELECTRONICALLY CONTROLLED TRANSMISSION AND A/T INDICATOR (FOR 2JZ–GTE)
P R N D 2 L
7 8 10 9 2 3
4
I11
I21
I14
I17
E16
E16
I17
I14 I 8
E14
II17 II136 II11 II118 II117 II127
IF31
II12II18
II123
4
2
IE IH
SP
EE
D
B9 A1 A4 A10 A6 A7 A8 A11
B11 B10 A12 A2 A13
A
32
1
A
R–B
LG–R
G–B
G–R
Y
R–B
LG–R
G–B
G–R
L–R
W–L
V–G
V–G
V–G
V–G
V–G
L–R
YY
W–
B
W–
B
V–G
V–G
W–B
V–
G
W–
B
W–LR
L–RR
L–RR
Y
G–B
LG–R
G–RL
R–
B
GR
G–B
LG–R
G–RL
R–BGR
YY
YY
GR
R–B L
G–R
LG–R
G–
B
YY
Y Y A/T INDICATOR LIGHT SW[PARK/NEUTRAL POSITION SW(NEUTRAL START SW)]
P 2
VE
HIC
LES
PE
ED
SE
NS
OR
( SP
EE
DS
EN
SO
R)
NO
.1
( FO
RC
OM
BIN
AT
ION
ME
TE
R)
V10
O/D MAINSW
O 5
J 1
O/D
OF
F
MA
NU
P R N D 2 L
COMBINATION METER
AC10 , C11 ,C 1 2B
Y
IF
C11
BR
BR
C
JUNCTIONCONNECTOR
145
THIS SYSTEM ELECTRICALLY CONTROLS THE LINE PRESSURE, THROTTLE PRESSURE, LOCK–UP PRESSURE AND ACCUMULATOR PRESSURE ETC.THROUGH THE SOLENOID VALVE. THE ELECTRONICALLY CONTROLLED TRANSMISSION IS A SYSTEM WHICH PRECISELY CONTROLS GEAR SHIFTTIMING AND LOCK–UP TIMING IN RESPONSE TO THE VEHICLE’S DRIVING CONDITIONS AND THE ENGINE OPERATING CONDITIONS DETECTED BYVARIOUS SENSORS, MAKING SMOOTH DRIVING POSSIBLE BY SHIFT SELECTION FOR EACH GEAR WHICH IS THE MOST APPROPRIATE TO THEDRIVING CONDITIONS AT THAT TIME, AND CONTROLS THE ENGINE TORQUE DURING SHIFTING TO ACHIEVE OPTIMUM SHIFT FEELING.
1. GEAR SHIFT OPERATIONWHEN DRIVING, THE ENGINE WARM UP CONDITION IS INPUT AS A SIGNAL TO TERMINAL (B)44 OF THE ENGINE CONTROL MODULE(ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) FROM THE ENGINE COOLANT TEMP. SENSOR (EFI WATER TEMP.SENSOR) AND THE VEHICLE SPEED SIGNAL FROM VEHICLE SPEED SENSOR (SPEED SENSOR) NO.2 IS INPUT TO TERMINAL (B) 23 OF THEENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU). AT THE SAME TIME, THE THROTTLEVALVE OPENING SIGNAL FROM THE THROTTLE POSITION SENSOR (MAIN) IS INPUT TO TERMINAL (B)43 OF THE ENGINE CONTROLMODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) AS THROTTLE ANGLE SIGNAL.
BASED ON THESE SIGNALS, THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU)SELECTS THE BEST SHIFT POSITION FOR DRIVING CONDITIONS AND SENDS CURRENT TO THE ELECTRONICALLY CONTROLLEDTRANSMISSION SOLENOIDS.
WHEN SHIFTING TO 1ST SPEED, THE CURRENT FLOWS FROM TERMINAL (B)10 OF THE ENGINE CONTROL MODULE (ENGINE ANDELECTRONICALLY CONTROLLED TRANSMISSION ECU) → TERMINAL 4 OF ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID →GROUND AND CONTINUITY TO NO. 1 SOLENOID CAUSES THE SHIFT (NO. 2 SOLENOID DOES NOT HAVE CONTINUITY AT THIS TIME).
FOR 2ND SPEED, THE CURRENT FLOWS SIMULTANEOUSLY FROM TERMINAL (B)9 OF THE ENGINE CONTROL MODULE (ENGINE ANDELECTRONICALLY CONTROLLED TRANSMISSION ECU) → TERMINAL 8 OF ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID →GROUND, AND FROM TERMINAL (B)10 OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSIONECU) → TERMINAL 4 OF ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID → GROUND, AND CONTINUITY TO NO. 1 AND NO. 2SOLENOIDS CAUSES THE SHIFT.
FOR 3RD SPEED, THERE IS NO CONTINUITY TO NO. 1 SOLENOID, ONLY TO NO. 2 SOLENOID, CAUSING THE SHIFT.
SHIFTING INTO THE 4TH SPEED (OVERDRIVE) OCCURS WHEN NO CURRENT FLOWS TO NO. 1 AND NO. 2 SOLENOIDS. THE NO. 4 SOLENOID (FORACCUMULATOR BACK PRESSURE MODULATION) IS INSTALLED TO ADJUST THE BACK PRESSURE ON THE ACCUMULATOR AND CONTROLS THEHYDRAULIC PRESSURE DURING SHIFTING AND LOCK–UP IN ORDER TO PROVIDE SMOOTH SHIFTING WITH LITTLE SHIFT SHOCK.
2. LOCK–UP OPERATIONWHEN THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) DECIDES, BASED ON EACHSIGNAL, THAT THE LOCK–UP CONDITION HAS BEEN MET, THE CURRENT THROUGH EFI NO. 1 FUSE FLOWS FROM THE EFI MAIN RELAY →TERMINAL 3 OF THE ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID → TERMINAL 7 → TERMINAL (B)14 OF THE ENGINECONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) → GROUND, SO CONTINUITY TO NO. 3 (FORLOCK–UP) CAUSES LOCK–UP.
3. STOP LIGHT SW CIRCUITIF THE BRAKE PEDAL IS DEPRESSED (STOP LIGHT SW ON) WHEN DRIVING IN LOCK–UP CONDITION, A SIGNAL IS INPUT TO TERMINAL (A)4OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU). THE ENGINE CONTROL MODULE(ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) OPERATES AND CUTS THE CURRENT TO THE SOLENOID TO RELEASELOCK–UP.
4. OVERDRIVE CIRCUIT
* O/D MAIN SW ON
WHEN THE O/D MAIN SW IS TURNED ON (SW POINT IS OPEN), A SIGNAL IS INPUT TO TERMINAL (A)28 OF THE ENGINE CONTROLMODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) AND THE ELECTRONICALLY CONTROLLED TRANSMISSIONCAUSES SHIFT TO OVERDRIVE WHEN THE CONDITIONS FOR OVERDRIVE ARE MET.
* O/D MAIN SW OFF
WHEN THE O/D MAIN SW IS TURNED OFF (SW POINT IS CLOSED), THE CURRENT FLOWING THROUGH THE O/D OFF INDICATOR LIGHTFLOWS TO GROUND BY WAY OF THE O/D MAIN SW AND CAUSES THE O/D OFF INDICATOR LIGHT TO LIGHT UP. AT THE SAME TIME, ASIGNAL IS INPUT TO TERMINAL (A)28 OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSIONECU) AND THE ELECTRONICALLY CONTROLLED TRANSMISSION PREVENTS SHIFT INTO OVERDRIVE.
5. ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SW CIRCUITWHEN THE ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SW IS SWICHED FROM NORMAL TO MANUAL, A SIGNAL ISINPUT TO TERMINAL (A)18 OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU). INPUTOF THIS SIGNAL CAUSES CURRENT TO FLOW FROM THE GAUGE FUSE TO TERMINAL (A)1 OF COMBINATION METER → TERMINAL (A)12 →TERMINAL (A)25 OF ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) → GROUND,LIGHTING UP THE INDICATOR LIGHT. IF THE A/T SHIFT LEVER IS THEN SHIFTED TO “2” POSITION, THE ENGINE CONTROL MODULE(ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) ENABLES THE VEHICLE TO START OFF WITH THE TRANSMISSION IS2ND GEAR, THUS PERMITTING EASING STARTING OFF AND DRIVING ON SLIPPERY ROADS.
6. CRUISE CONTROLWHEN CRUISE CONTROL OPERATION IS SELECTED A SIGNAL IS INPUT TO TERMINAL (A)12 OF THE ENGINE CONTROL MODULE (ENGINEAND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) FROM CRUISE CONTROL. ECU. AS A RESULT, THE ENGINE CONTROL MODULE(ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) OPERATES AND CONTROLS OVERDRIVE, LOCK–UP AND SO ON FORSMOOTH DRIVING.
SYSTEM OUTLINE
146
ELECTRONICALLY CONTROLLED TRANSMISSION AND A/T INDICATOR (FOR 2JZ–GTE)
E 2 ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID8– GROUND : APPROX. 13.2 4– GROUND : APPROX. 13.2
6–2 : APPROX. 8.3 7–3 : APPROX. 3.8 1–5 : APPROX. 3.8
E 3 ENGINE COOLANT TEMP. SENSOR (EFI WATER TEMP. SENSOR)1– 2: 10–20 K (–20°C, –4°F)
4– 7 K ( 0°C, 32°F)2– 3 K (20°C, 68°F)0.9–1.3 K (40°C, 104°F)0.4–0.7 K (60°C, 140°F)0.2–0.4 K (80°C, 176°F)
E 9(B), E10(A) ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU)BATT–E1 : ALWAYS 9–14 VOLTSIGSW–E1 : 9–14 VOLTS WITH IGNITION SW ON
+B–E1 : 9–14 VOLTS WITH IGNITION SW ONIDL1–E1 : 0 –1.5 VOLTS WITH IGNITION SW ON AND THROTTLE VALVE FULLY CLOSED
9–14 VOLTS WITH IGNITION SW ON AND THROTTLE VALVE FULLY OPENVTA1–E1 : 0.3– 0.8 VOLTS WITH IGNITION SW ON AND THROTTLE VALVE FULLY CLOSED
3.2–4.9 VOLTS WITH IGNITION SW ON AND THROTTLE VALVE FULLY OPENSTA–E1 : 6–14 VOLTS WITH ENGINE CRANKING
M–REL–E1 : 9–14 VOLTS WITH IGNITION SW ONVCC–E1 : 4.5–5.5 VOLTS WITH IGNITION SW ON
L–E1 : APPROX. 7.5– 14.0 VOLTS WITH SHIFT LEVER AT “L” POSITION2–E1 : APPROX. 7.5– 14.0 VOLTS WITH SHIFT LEVER AT “2” POSITIONR–E1 : APPROX. 7.5– 14.0 VOLTS WITH SHIFT LEVER AT “R” POSITION
O 1 O/D DIRECT CLUTCH SPEED SENSOR1–2 : APPROX. 620
V11 VEHICLE SPEED SENSOR (SPEED SENSOR) NO. 2 (FOR ELECTRONICALLY CONTROLLED TRANSMISSION)1–2 : APPROX. 620
E 8 ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SW4–3 : CLOSED WITH ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SW AT MANUAL POSITION
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
A 5 24 (2JZ–GTE) E 3 24 (2JZ–GTE) O 5 29
C 3 24 E 8 29 P 2 25 (2JZ–GTE)
C10 B 28 E 9 B 29 S 5 25
C11 A 28 E10 A 29 S11 29
C12 C 28 I19 29 T 2 25 (2JZ–GTE)
C16 28 J 1 29 T 6 29
D 1 24 (2JZ–GTE) J 2 29 T14 25
D 5 28 K 4 29 V10 25 (2JZ–GTE)
E 1 24 (2JZ–GTE) M 1 25 V11 25 (2JZ–GTE)
E 2 24 (2JZ–GTE) O 1 25
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1B 20 ENGINE ROOM MAIN WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO.1 (LEFT KICK PANEL)
1H
1I20 COWL WIRE AND J/B NO 1 (LEFT KICK PANEL)
1J20 COWL WIRE AND J/B NO.1 (LEFT KICK PANEL)
1K
2A 22 BATTERY AND J/B NO.2 (ENGINE COMPARTMENT LEFT)
SERVICE HINTS
147
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
EA1 32 (2JZ–GTE)ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO 2))
EA2 32ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO. 2))
IB1 36 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IF3 36 INSTRUMENT PANEL WIRE AND COWL WIRE (RIGHT KICK PANEL)
II1 38 ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
IJ138 ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
IJ238 ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
EB 32 (2JZ–GTE) FRONT SIDE OF LEFT FENDER
ED 32 (2JZ–GTE) REAR SIDE OF INTAKE MANIFOLD
IE36 LEFT KICK PANEL
IF36 LEFT KICK PANEL
IH 36 RIGHT KICK PANEL
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
E 732 ENGINE ROOM MAIN WIRE
I 8 38 INSTRUMENT PANEL WIRE
E 932 ENGINE ROOM MAIN WIRE
I11 38 COWL WIRE
E10 I14 38 INSTRUMENT PANEL WIRE
E1432 ENGINE WIRE
I17 38 ENGINE WIRE
E1632 ENGINE WIRE
I21 38 INSTRUMENT PANEL WIRE
E17
148
ELECTRONICALLY CONTROLLED TRANSMISSION AND A/T INDICATOR (FOR 2JZ–GTE)
150
ELECTRONICALLY CONTROLLED TRANSMISSION AND A/T INDICATOR (FOR 2JZ–GE)
7
2
8
3AM2
AM1
ACC
IG1
ST1
IG2
7. 5AST
7. 5AIGN
30AEFINO. 1
30AAM2
P
N
6
5
2 5
1 3
I17EA3
3
EA1
8
EA1
4
IJ213II113IB14
2
1K41E8
2A
2 2
2 2
1J61J3
2 2
1J4
1B4
EB
50AAM1
120AALT
B–O
B
B–W
GR
B–Y
B–R
B–Y
GR
B–R
B–O
B–W
W
B–O B
GR
B–Y
W–RW
W
W–R
B
W–B
B–W
B–W
B–W
B
B–R
W–
B
B–RB
–O
IGNITION SWI19
BATTERY
PA
RK
/NE
UT
RA
LP
OS
ITIO
NS
W( N
EU
TR
AL
ST
AR
TS
W)
P2
2
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
EFI MAINRELAY
1
1
1
2
2
2
1
E20
B–Y
1
2
2
W
151
*1 : ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU
E27
E25
A24 A33 A31 B10 B9 B8 B23 B3
B76 B77 A1 B66 B41 B45 B65 B43 B64
1
2
B–R
B–Y
GR
B–W
B
B–O
BR–B
B–R
BR–B
L–R
BR–B
B–R
GR
B–Y
B–
R
W–R
R–L
B–
R
R GL–
R Y
BR
–B R
BR
–B
P–
L
L–R
LG–B
B–
W B
B–O
LG–
B
L–R
P–L
BR
–B Y R
B–R
1 2 3
3 4 2 1 4 3 1 2
NSW STA IGSW KS VCC THA E2 VTA1 IDL1
M–REL BATT +B S1 S2 S3
NO
.1
NO
.2
NO
.3
ELE
CT
RO
NIC
ALL
YC
ON
TR
OLL
ED
TR
AN
SM
ISS
ION
SO
LEN
OID
E2
SP2+ SP2–
VE
HIC
LES
PE
ED
SE
NS
OR
( SP
EE
DS
EN
SO
R)
NO
.2
( FO
RE
LEC
TR
ON
ICA
LLY
CO
NT
RO
LLE
DT
RA
NS
MIS
SIO
N)
V11
T 2THROTTLE POSITIONSENSOR
VO
LUM
EA
IRF
LOW
( AIR
FLO
WM
ET
ER
)
V12
ENGINE CONTROL MODULE(*1)
AE 9 , E10B
E27
5
BR BR
E27
W B Y
A35
PS
1
2
E27
BR
–W
BR
BR
PO
WE
RS
TE
ER
ING
PR
ES
SU
RE
SW
P3
152
ELECTRONICALLY CONTROLLED TRANSMISSION AND A/T INDICATOR (FOR 2JZ–GE)
15ASTOP
1
2
1
2
2
1
1
2
1
2
I17
I17
E28E28
1I10
1J1
1H13
IE
IJ111IJ16
IJ212IJ23
A4 A20 B29 A17
B44 B24 B46 A3 A18 B25 B7
IJ1
5
IJ1
13
3
12 8 13 1 7 5 9
4
THW OIL THG KD M G2 G–
ECTTTENGTE1VF1TE1+B
BR–BBR–B
B–R
LG
Y–L
V–G
L–Y
O
BR
–YB
R–B
BR
–B
BR
–B
W–B
W–B
W–B
G–Y
W G
G–YY
LGY–L
G–W
G–W
W
B–R
Y–L LG Y–L LG
GR
–R
V–G
GR
–R
( SH
IELD
ED
)(SHIELDED)
STP TE1 VF1
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
STOP LIGHTSW
DATA LINK CONNECTOR 1(CHECK CONNECTOR)
S11
D 1
TT
DATA LINK CONNECTOR 2(TDCL)
D 5
Y
EN
GIN
EC
OO
LAN
TT
EM
P.
SE
NS
OR
( EF
IW
ATE
RT
EM
P.
SE
NS
OR
)
A/T
FLU
IDTE
MP
.S
EN
SO
R
EG
RG
AS
TE
MP
.S
EN
SO
R
KIC
KD
OW
NS
W
E3 A
5
E1
K4
ELECTRONICALLY CONTROLLEDTRANSMISSION PATTERNSELECT SW
E 8
ENGINE CONTROL MODULE (*1)
AE 9 , E10B
B26
G1
R
B27
NE
B
1 2 3 4
NE G1 G2 G–
DISTRIBUTORD 4
BR
BR
NO
RM
AL
MA
NU
AL
A19
2
TE2
P–G
P–G
TE2
IJ117
153
10AGAUGE
I14
I17
1E12
ED
II15 II138 II111
A9 A10
B69 B80 B79 A28 A25 A2
A
6 5
A
1
V–G
V–G
W–L
L–R
G–B
LG–R
Y
V–G
P
W–L
V–GBR
BR
BR
BR
BR
BR
BR
P
W–L
V–G
P L–R
YY
Y
G–B
LG–R
( SH
IELD
ED
)
MIOD2EO2EO1E1
2 L
JUN
CTI
ON
CO
NN
EC
TO
R
J2
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
ODO ANDTRIP
TE
LLT
ALE
LIG
HT
RH
T6
ENGINE CONTROL MODULE(*1)
AE 9 , E10B
E27BR BR
IJ211
BR
–BB
R–B
FROM CRUISE CONTROLECU
A12
OD1IJ27
G–R
G–R
2
CR
UIS
EC
ON
TR
OL
EC
UC
16
DSP1
*1 : ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU
154
ELECTRONICALLY CONTROLLED TRANSMISSION AND A/T INDICATOR (FOR 2JZ–GE)
P R N D 2 L
7 8 10 9 2 3
4
I11
I21
I14
I17
E28
I14 I 8
E28
II17 II136 II11 II118 II117 II127
IF31
II12II18
II123
4
2
IE IH
SP
EE
D
B9 A1 A4 A10 A6 A7 A8 A11
B11 B10 A12 A2 A13
A
32
1
A
LG–R
G–R
Y
LG–R
G–R
L–R
W–L
V–G
V–G
V–G
V–G
V–G
L–R
YY
W–
B
W–
B
V–G
V–G
W–B
V–G
W–BW
–LR
L–RR
L–RR
Y
G–B
LG–R
G–RL
R–
B
GR
G–B
LG–R
G–RL
R–BGR
YY
YY
GR
R–B L
G–R
LG–R
G–
B
YY
Y Y A/T INDICATOR LIGHT SW[PARK/NEUTRAL POSITION SW(NEUTRAL START SW)]
P 2
VE
HIC
LES
PE
ED
SE
NS
OR
( SP
EE
DS
EN
SO
R)
NO
.1
( FO
RC
OM
BIN
AT
ION
ME
TE
R)
V10
JUNCTIONCONNECTOR
O/D MAINSW
O 5
J 1
O/D
OF
F
MA
NU
P R N D 2 L
COMBINATION METER
AC10 , C11 ,C12B
IF
C11
BR
BR
C
I17
G–BG–B
155
THIS SYSTEM ELECTRICALLY CONTROLS THE LINE PRESSURE, THROTTLE PRESSURE, LOCK–UP PRESSURE AND ACCUMULATOR PRESSURE ETC.THROUGH THE SOLENOID VALVE. THE ELECTRONICALLY CONTROLLED TRANSMISSION IS A SYSTEM WHICH PRECISELY CONTROLS GEAR SHIFTTIMING AND LOCK–UP TIMING IN RESPONSE TO THE VEHICLE’S DRIVING CONDITIONS AND THE ENGINE OPERATING CONDITIONS DETECTED BYVARIOUS SENSORS, MAKING SMOOTH DRIVING POSSIBLE BY SHIFT SELECTION FOR EACH GEAR WHICH IS THE MOST APPROPRIATE TO THEDRIVING CONDITIONS AT THAT TIME, AND CONTROLS THE ENGINE TORQUE DURING SHIFTING TO ACHIEVE OPTIMUM SHIFT FEELING.
1. GEAR SHIFT OPERATIONWHEN DRIVING, THE ENGINE WARM UP CONDITION IS INPUT AS A SIGNAL TO TERMINAL (B)44 OF THE ENGINE CONTROL MODULE(ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) FROM THE ENGINE COOLANT TEMP. SENSOR (EFI WATER TEMP.SENSOR) AND THE VEHICLE SPEED SIGNAL FROM VEHICLE SPEED SENSOR (SPEED SENSOR) NO.2 IS INPUT TO TERMINAL (B)23 OF THEENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU). AT THE SAME TIME, THE THROTTLEVALVE OPENING SIGNAL FROM THE THROTTLE POSITION SENSOR IS INPUT TO TERMINAL (B)43 OF THE ENGINE CONTROL MODULE(ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) AS THROTTLE ANGLE SIGNAL.
BASED ON THESE SIGNALS, THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU)SELECTS THE BEST SHIFT POSITION FOR DRIVING CONDITIONS AND SENDS CURRENT TO THE ELECTRONICALLY CONTROLLEDTRANSMISSION SOLENOIDS. WHEN SHIFTING TO 1ST SPEED, THE CURRENT FLOWS FROM TERMINAL (B)10 OF THE ENGINE CONTROLMODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) → TERMINAL 1 OF ELECTRONICALLY CONTROLLEDTRANSMISSION SOLENOID → GROUND AND CONTINUITY TO NO. 1 SOLENOID CAUSES THE SHIFT (NO. 2 SOLENOID DOES NOT HAVECONTINUITY AT THIS TIME).
FOR 2ND SPEED, THE CURRENT FLOWS SIMULTANEOUSLY FROM TERMINAL (B)9 OF THE ENGINE CONTROL MODULE (ENGINE ANDELECTRONICALLY CONTROLLED TRANSMISSION ECU) → TERMINAL 2 OF ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID →GROUND, AND FROM TERMINAL (B)10 OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSIONECU) → TERMINAL 1 OF ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID → GROUND, AND CONTINUITY TO NO. 1 AND NO. 2SOLENOIDS CAUSES THE SHIFT.
FOR 3RD SPEED, THERE IS NO CONTINUITY TO NO. 1 SOLENOID, ONLY TO NO. 2 SOLENOID, CAUSING THE SHIFT.
SHIFTING INTO THE 4TH SPEED (OVERDRIVE) OCCURS WHEN NO CURRENT FLOWS TO NO. 1 AND NO. 2 SOLENOIDS.
2. LOCK–UP OPERATIONWHEN THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) JUDGES FROM EACH SIGNALTHAT LOCK–UP OPERATION CONDITIONS HAVE BEEN MET, CURRENT FLOWS FROM TERMINAL (B)8 OF THE ENGINE CONTROL MODULE(ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) → TERMINAL 3 OF THE ELECTRONICALLY CONTROLLEDTRANSMISSION SOLENOID → GROUND, CAUSING CONTINUITY TO THE LOCK–UP SOLENOID AND CAUSING LOCK–UP OPERATION.
3. STOP LIGHT SW CIRCUITIF THE BRAKE PEDAL IS DEPRESSED (STOP LIGHT SW ON) WHEN DRIVING IN LOCK–UP CONDITION, A SIGNAL IS INPUT TO TERMINAL (A)4OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU). THE ENGINE CONTROL MODULE(ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) OPERATES AND CUTS THE CURRENT TO THE SOLENOID TO RELEASELOCK–UP.
4. OVERDRIVE CIRCUIT
* O/D MAIN SW ON
WHEN THE O/D MAIN SW IS TURNED ON (SW POINT IS OPEN), A SIGNAL IS INPUT TO TERMINAL (A)28 OF THE ENGINE CONTROLMODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) AND THE ELECTRONICALLY CONTROLLED TRANSMISSIONCAUSES SHIFT TO OVERDRIVE WHEN THE CONDITIONS FOR OVERDRIVE ARE MET.
* O/D MAIN SW OFF
WHEN THE O/D MAIN SW IS TURNED OFF (SW POINT IS CLOSED), THE CURRENT FLOWING THROUGH THE O/D OFF INDICATOR LIGHTFLOWS TO GROUND BY WAY OF THE O/D MAIN SW AND CAUSES THE O/D OFF INDICATOR LIGHT TO LIGHT UP. AT THE SAME TIME, ASIGNAL IS INPUT TO TERMINAL (A)28 OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSIONECU) AND THE ELECTRONICALLY CONTROLLED TRANSMISSION PREVENTS SHIFT INTO OVERDRIVE.
5. ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SW CIRCUITWHEN THE ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SW IS SWICHED FROM NORMAL TO MANUAL, A SIGNAL ISINPUT TO TERMINAL (A)18 OF THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU). INPUTOF THIS SIGNAL CAUSES CURRENT TO FLOW FROM THE GAUGE FUSE TO TERMINAL (A)1 OF COMBINATION METER → TERMINAL (A)12 →TERMINAL (A)25 OF ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) → GROUND,LIGHTING UP THE INDICATOR LIGHT. IF THE A/T SHIFT LEVER IS THEN SHIFTED TO “2” POSITION, THE ENGINE CONTROL MODULE(ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) ENABLES THE VEHICLE TO START OFF WITH THE TRANSMISSION IN2ND GEAR, THUS PERMITTING EASING STARTING OFF AND DRIVING ON SLIPPERY ROADS.
6. CRUISE CONTROLWHEN CRUISE CONTROL OPERATION IS SELECTED A SIGNAL IS INPUT TO TERMINAL (A)12 OF THE ENGINE CONTROL MODULE (ENGINEAND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) FROM CRUISE CONTROL ECU. AS A RESULT, THE ENGINE CONTROL MODULE(ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) OPERATES AND CONTROLS OVERDRIVE, LOCK–UP AND SO ON FORSMOOTH DRIVING.
SYSTEM OUTLINE
156
ELECTRONICALLY CONTROLLED TRANSMISSION AND A/T INDICATOR (FOR 2JZ–GE)
E 2 ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID1, 2, 3– GROUND : EACH 11–15
E 3 ENGINE COOLANT TEMP. SENSOR (EFI WATER TEMP. SENSOR)1– 2 : 10–20 K (–20°C, –4°F)
4– 7 K ( 0°C, 32°F)2– 3 K (20°C, 68°F)0.9–1.3 K (40°C, 104°F)0.4–0.7 K (60°C, 140°F)0.2–0.4 K (80°C, 176°F)
E 9(B), E10(A) ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU)BATT–E1 : ALWAYS 9–14 VOLTSIGSW–E1: 9–14 VOLTS WITH IGNITION SW ON+B–E1 : 9–14 VOLTS WITH IGNITION SW ONIDL1–E1: 0 –1.5 VOLTS WITH IGNITION SW ON AND THROTTLE VALVE FULLY CLOSED
9–14 VOLTS WITH IGNITION SW ON AND THROTTLE VALVE FULLY OPENVTA1–E1:0.3– 0.8 VOLTS WITH IGNITION SW ON AND THROTTLE VALVE FULLY CLOSED
3.2–4.9 VOLTS WITH IGNITION SW ON AND THROTTLE VALVE FULLY OPENSTA–E1: 6–14 VOLTS WITH ENGINE CRANKINGM–REL–E1 : 9–14 VOLTS WITH IGNITION SW ONVCC–E1: 4.5–5.5 VOLTS WITH IGNITION SW ON L–E1 : APPROX. 7.5– 14.0 VOLTS WITH SHIFT LEVER AT “L” POSITION 2–E1 : APPROX. 7.5– 14.0 VOLTS WITH SHIFT LEVER AT “2” POSITION
V11 VEHICLE SPEED SENSOR (SPEED SENSOR) NO. 2 (FOR ELECTRONICALLY CONTROLLED TRANSMISSION)1–2 : APPROX. 620
E 8 ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SW4–3 : CLOSED WITH ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SW AT MANUAL POSITION
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
A 5 26 (2JZ–GE) E 2 26 (2JZ–GE) O 5 29
C10 B 28 E 3 26 (2JZ–GE) P 2 27 (2JZ–GE)
C11 A 28 E 8 29 P 3 27 (2JZ–GE)
C12 C 28 E 9 B 29 S11 29
C16 28 E10 A 29 T 2 27 (2JZ–GE)
D 1 26 (2JZ–GE) I19 29 T 6 29
D 4 26 J 1 29 V10 27 (2JZ–GE)
D 5 28 J 2 29 V11 27 (2JZ–GE)
E 1 26 (2JZ–GE) K 4 29 V12 27
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1B 20 ENGINE ROOM MAIN WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO.1 (LEFT KICK PANEL)
1H
1I20 COWL WIRE AND J/B NO 1 (LEFT KICK PANEL)
1J20 COWL WIRE AND J/B NO.1 (LEFT KICK PANEL)
1K
2A 22 BATTERY AND J/B NO.2 (ENGINE COMPARTMENT LEFT)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
EA1 34 (2JZ–GE)ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO 2)
EA3 34ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO. 2)
IB1 36 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IF3 36 INSTRUMENT PANEL WIRE AND COWL WIRE (RIGHT KICK PANEL)
II1 38 ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
IJ138 ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
IJ238 ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
SERVICE HINTS
157
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
EB 34 (2JZ–GE) FRONT SIDE OF LEFT FENDER
ED 34 (2JZ–GE) REAR SIDE OF INTAKE MANIFOLD
IE36 LEFT KICK PANEL
IF36 LEFT KICK PANEL
IH 36 RIGHT KICK PANEL
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
E20 I11 38 COWL WIRE
E2534 ENGINE WIRE
I14 38 INSTRUMENT PANEL WIRE
E2734 ENGINE WIRE
I17 38 ENGINE WIRE
E28 I21 38 INSTRUMENT PANEL WIRE
I 8 38 INSTRUMENT PANEL WIRE
158
ELECTRONICALLY CONTROLLED TRANSMISSION AND A/T INDICATOR (FOR 2JZ–GE)
159
ABS (ANTI–LOCK BRAKE SYSTEM)
160
ABS (ANTI–LOCK BRAKE SYSTEM)
A1 B2 B4
A2 A4 A3 B1 B5 B6
IB62
IB613
IB61
IF111
IJ115 II121 IJ116
A6 A1 A13 A26 A14 A18 A2 A15
A23 A24 A11
E18
I18
IGEA
A4 A3 B5 B1 B4 B3 B6 B2
M
A1
B15
2
EA1
6
DATA LINK CONNECTOR 1(CHECK CONNECTOR)
TS TC WA
WB
MR R– SR TS
MT SFR SFL SRR SRL AST GND GND
ABS ACTUATOR
D 1
60AABS NO. 1
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
R
V
V–Y
L–B
L–W
W–B Y
P–B L
P–B
Y
L–B
V–YV
L–W Y
B–Y P
P–B
Y–G
Y–G
W–B
W–B
P–BP
B–YY
L–W
L–W L
W–B
W–B
P–B
L
L
L–W
W–B
R B–RB–RR
W–B
16 11 22
23
2
AB
SR
ELA
Y
BA
8,A
9A
( SH
OR
TP
IN)
ABS ECU
AA18 , A19B
IB66 IB57 IB58 IB59 IB510 IB65
BS BM MT SFR SFL SRR SRL AST
E
BA 6 , A 7A
1R
+BM +BS W
BM MR R– SR BS GND
161
10AECU–B
10AECU–IG
15ASTOP
10AGAUGE
1H8 1K13 1I10 1E12
I 5I14
1
2
I20
I 2
4
2
B13 A5 B4 A25 A12 B10 B3 B12 B6 B14
A16 A3 A10 A9 A22 B8 B16 B7 B9 B1
A9
B1
I 4
I22
I22 I22
I22
IB51 IB52 IB56 IB54 IB55 IC29 IC23
IB53
1
2
1
2
2
1
2
1 1
IG
IF115
IC28P
AR
KIN
GB
RA
KE
SW
AB
SS
PE
ED
SE
NS
OR
RE
AR
LH
AB
SS
PE
ED
SE
NS
OR
FRO
NT
LH
AB
SS
PE
ED
SE
NS
OR
FRO
NT
RH
AB
SS
PE
ED
SE
NS
OR
RE
AR
RH
PKBSTPGS1GS2GSTIG1BATD/GTCWA
FR+ FR– FSS FL+ FL– RR+ RR– RSS RL+ RL–
BR
AK
EW
AR
NIN
GLI
GH
T[C
OM
B.
ME
TE
R]
AB
SW
AR
NIN
GLI
GH
T[T
ELL
TALE
LIG
HT
LH]
STO
PLI
GH
TS
W
ABS LATERALACCELERATIONSENSOR
DATA LINK CONNECTOR 2(TDCL)
TC ABS GST GS2 GS1 GND
IG1
D 5
A23
S11
T5
A11
A10
A32
A31
P5
P–BL
V–G
W–R
B–R
W–L
R–L
B–O
W
YY
G–W
LGV
( SH
IELD
ED
)
LGV
( SH
IELD
ED
)
PL
( SH
IELD
ED
)
BW
( SH
IELD
ED
)
BW
( SH
IELD
ED
)
BR
–BB
R–B
LR
LR
P–B
W–B
BR
–WB
R–W
BR
–WY
L
B–R
W–R
BR–W
(SH
IELD
ED
)
( SH
IELD
ED
)
L
P–B
4
1 2 3 6144
FROM POWER SOURCE SYSTEM (SEE PAGE 56) FROM POWER SOURCE SYSTEM (SEE PAGE 56)
B–R
BR
–WB
R–W
IF2
12
BC
10,
C12
A
ABS ECUAA18 , A19B
L
I 2
BR
–W
BR
–W
TO
BR
AK
EF
LUID
LEV
EL
WA
RN
ING
SW
162
ABS (ANTI–LOCK BRAKE SYSTEM)
THIS SYSTEM CONTROLS THE RESPECTIVE BRAKE FLUID PRESSURES ACTING ON THE DISC BRAKE CYLINDERS OF THE RIGHTFRONT WHEEL, LEFT FRONT WHEEL, RIGHT REAR WHEEL AND LEFT REAR WHEEL WHEN THE BRAKES ARE APPLIED IN A PANICSTOP SO THAT THE WHEELS DO NOT LOCK.
THIS RESULTS IN IMPROVED DIRECTIONAL STABILITY AND STEERABILITY DURING PANIC BRAKING.
1. INPUT SIGNALS(1) SPEED SENSOR SIGNAL
THE SPEED OF THE WHEELS IS DETECTED AND INPUT TO TERMINALS FL+, FR+, RL+ AND RR+ OF THE ABS ECU.
(2) STOP LIGHT SW SIGNALA SIGNAL IS INPUT TO TERMINAL STP OF THE ABS ECU WHEN THE BRAKE PEDAL IS DEPRESSED.
(3) PARKING BRAKE SW SIGNALA SIGNAL IS INPUT TO TERMINAL PKB OF THE ABS ECU WHEN THE PARKING BRAKE LEVER IS PULLED UP.
(4) DECELERATION SENSOR SIGNALLATERAL ACCELERATION IS DETECTED AND INPUT TO THE ABS ECU.
2. SYSTEM OPERATIONDURING SUDDEN BRAKING, THE ABS ECU WHICH HAS SIGNALS INPUT FROM EACH SENSOR CONTROLS THE CURRENT FLOWINGTO THE SOLENOID INSIDE THE ACTUATOR AND LETS THE HYDRAULIC PRESSURE ACTING ON EACH WHEEL CYLINDER ESCAPE TOTHE RESERVOIR.
THE PUMP INSIDE THE ACTUATOR IS ALSO OPERATING AT THIS TIME AND IT RETURNS THE BRAKE FLUID FROM THE RESERVOIRTO THE MASTER CYLINDER, THUS PREVENTING LOCKING OF THE VEHICLE WHEELS.
IF THE ECU JUDGES THAT THE HYDRAULIC PRESSURE ACTING ON THE WHEEL CYLINDER IS INSUFFICIENT, THE CURRENTACTING ON SOLENOID IS CONTROLLED AND THE HYDRAULIC PRESSURE IS INCREASED.
HOLDING OF THE HYDRAULIC PRESSURE IS ALSO CONTROLLED BY THE ECU, BY THE SAME METHOD AS ABOVE. BY REPEATEDPRESSURE REDUCTION, HOLDING AND INCREASE ARE REPEATED TO MAINTAIN VEHICLE STABILITY AND TO IMPROVESTEERABILITY DURING SUDDEN BRAKING.
A 6(A), A 7(B ) ABS ACTUATOR(A) 1–GROUND : ALWAYS CONTINUOUS(B) 1, (B) 3, (B) 4, (B) 6–GROUND : APPROX. 1.20 (IGNITION SW OFF)(B) 2–(A) 4: 4–6 (IGNITION SW OFF)
A10, A11, A31, A32 ABS SPEED SENSOR FRONT LH, RH, REAR LH, RH1–2: 0.8–1.3 K (20°C, 68°F)
A18 (B), A19(A) ABS ECU(A)12–GROUND : 10–14 VOLTS WITH IGNITION SW ON(A) 2, (A)15–GROUND: ALWAYS CONTINUOUS(A)25–GROUND : ALWAYS 10–14 VOLTS(A)1, (A)13, (A)14,(A)26,–GROUND: 10–14 VOLTS WITH IGNITION SW ON(B)14–GROUND : CONTINUITY WITH PARKING BRAKE LEVEL PULLED UP(B) 6–GROUND :10–14 VOLTS WITH STOP LIGHT SW ON (BRAKE PEDAL DEPRESSED)
P 5 PARKING BRAKE SW1–GROUND: CLOSED WITH PARKING BRAKE LEVER PULLED UP
S11 STOP LIGHT SW1–2: CLOSED WITH BRAKE PEDAL DEPRESSED
SYSTEM OUTLINE
SERVICE HINTS
163
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
A 6 A 26 (2JZ–GE) A18 B 28 C12 B 28
A 7 B 26 (2JZ–GE) A19 A 28 D 1 26 (2JZ–GE)
A 8 A 26 A23 28 D 5 28
A 9 B 26 A31 30 P 5 29
A10 26 (2JZ–GE) A32 30 S11 29
A11 26 (2JZ–GE) C10 A 28 T 5 29
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO.1 (LEFT KICK PANEL)
1H
1I 20 COWL WIRE AND J/B NO.1 (LEFT KICK PANEL)
1K
20 COWL WIRE AND J/B NO.1 (LEFT KICK PANEL)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
EA1 34 (2JZ–GE) ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO. 2)
IB536 ENGINE ROOM MAIN WIRE AND COWL WIRE (RIGHT KICK PANEL)
IB636 ENGINE ROOM MAIN WIRE AND COWL WIRE (RIGHT KICK PANEL)
IC2 36 FLOOR NO. 2 WIRE AND COWL WIRE (LEFT KICK PANEL)
IF136 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
IF236 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
II1 38 ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
IJ1 38 ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
EA 34 (2JZ–GE) FRONT SIDE OF RIGHT FENDER
IG 36 RIGHT KICK PANEL
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
E18 34 ENGINE ROOM MAIN WIRE I14 38 INSTRUMENT PANEL WIRE
I 238 COWL WIRE
I18
I 438 COWL WIRE
I20 38 COWL WIRE
I 5 38 INSTRUMENT PANEL WIRE I22
38 COWL WIRE
164
ABS AND TRACTION CONTROL
2 2
5 5 5 5 5 5 5 5 5 5
5 5 5 5
5 5 5 5 5 5
E 5
E 5
E 2
E 5
2 4
1 3
2 3
1 4
4 3
6 1
2
4 3
6 1
2
M
IB516
EB EA
G–B
W–G
R–W
L
L–W
V–Y
B–R
V–Y
R
LG–R
V
L–B
B–R
V–Y
YL–
Y
G–B
V–Y L
V–Y
V–Y
V–Y
V–Y
R
B–R
R
R V
B–R
W–B
L–W
R–W
W–B
W–B
B–R
W–B
W–G L
V–Y
G–B
LG–R
30AABSNO. 2
60AABSNO. 1
5 5
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
AB
SS
OLE
NO
IDR
ELA
Y
TR
AC
TIO
NS
OLE
NO
IDR
ELA
Y
AB
SM
OT
OR
RE
LAY
TR
AC
TIO
NM
OTO
RR
ELA
Y
TRACTIONPUMP ANDMOTOR
R
3
1 2
T 4
2 2
R
E 6
V–Y
V–Y
IB613
V–Y
1 1
165
IB618 IB61 IB62
A1 A15 A2 B13 B15 B6 B4 B5 B7 B8 B11 B14
A14 A22 C8 C2 A9 C1 A13 A26 C7 A21
A9A21A16A22A4A7A19A6A20
I22
A23
IB614 IB34 IB210 IB211 IB66 IB57 IB58 IB59 IB510 IB65
B5 B1 B4 B3 B6 B2
A3 A1 A4
M
EA
E 8
G–B
W–
G
V–Y V
L–W Y
B–Y P
P–B
Y–G
Y–G
P–
B
P
B–
Y
Y
L–W
R–W
R–W
L
W–B
L–W
V–
Y
V
LG–B O Y
–B
GR
–R
P–B
P–G
V–R
B–Y
R–W
VL–B
B–R
B–R L–B V
B–R
L–B
V
LG–R LG–R
LG–R
V–Y
B–RB–R
V–Y
L–W
L
R–W
W–G
G–B
ABS ACTUATOR
ABS AND TRACTION ECU
BA20 , A21A C, A22
TRACTIONBRAKEACTUATOR
TRACTION ECUBT 9 , T10A
T 3
WT FRO FLO RRO RLO BRFA THFA BRC TRCO
4 3
2 1
TSR SR MR BRP TRCO
TMR MTT SRC SMC MT SFR SFL SRR SRL AST
W–G
BA 6 , A 7A
FRO FLO RRO RLO BRFA THFA BRC
G–B
LG–R
BRP
166
ABS AND TRACTION CONTROL
A26 A27 A13 A14 B64 B63 B41
B16
A17 A10 B8 B3 B9 B2 B1 B7
A17 A4 A5 A18 B2 B10 B9 B1
IB53 IB51 IB52 IB26 IB24 IB25 IC29 IC23 IC28
IJ22
1
2
1
2
2
1
2
1
I 9 I 9 I 9 I 9
( SH
IELD
ED
)
R L
( SH
IELD
ED
)
W B
L P
( SH
IELD
ED
)
V LGLGV
( SH
IELD
ED
)
BW
( SH
IELD
ED
)
LR
( SH
IELD
ED
)
( SH
IELD
ED
)
( SH
IELD
ED
)
( SH
IELD
ED
)
R–B
P–L
P–L W B
W–R O R
GR
–R
( SH
IELD
ED
)
AB
SS
PE
ED
SE
NS
OR
FR
ON
TR
H
AB
SS
PE
ED
SE
NS
OR
FR
ON
TLH
AB
SS
PE
ED
SE
NS
OR
RE
AR
RH
AB
SS
PE
ED
SE
NS
OR
RE
AR
LH
ABS AND TRACTION ECU
BA20 , A21 , A 22A
ENGINE CONTROL MODULE(ENGINE AND ELECTRONICALLYCONTROLLED TRANSMISSION ECU)
BE10 , E 9A
TRACTION ECU
BT 9 , T10A
NEO EFI– EFI+ TRC– TRC+ IDL1 IDL2
VCCIDL2IDL1TRC+TRC–EFI+EFI–
ABSO
RL–RL+RR–RR+FL–FL+FR–FR+
B–R
V–Y
LG–RLG–R
A11
A10
A32
A31
V–Y
B–R
V–Y V–Y V–Y
C
B12
IJ114
A38A11
1 2 3 4
VCVTAIDLE2
E16
B65B42
GR
–R
L–R
BR
–B
BR
–B
GR
–R
Y–L
L–R
Y–L
Y–R
Y–R
VTA2 E2
EXO
– +
ABS NEO
SUB THROTTLEPOSITION SENSOR
S 5
AB
SO
167
B6 B5 B4 B10 B11 B12 A12 A26 A3 A11 A18
I 4
I 4
I 4
I 4
I 4
A12 A25 C4 C9 A10 C10 A11 A8 A20 A6
A7 A24 C6 A23 C12
IJ28
I11
I18
IG EB
2
1
1
2
C5
5 4 6 3 1 2
TCSTPIG1BATBCMB–BAA–ACM
WASTPIG1BAT
GSTGS2GS1TSD/GLBLGNDGNDGNDR–
ABS AND TRACTION ECU
BA20 , A21 , A22A C
SUB THROTTLE ACTUATORS 4
ACM A– A B B– BCM
BR
AK
EF
LUID
LEV
EL
WA
RN
ING
SW D
IOD
E
B2
( SH
IELD
ED
)
BR G W L R Y
( SH
IELD
ED
)
W–R
B–R
G–W
P–B
BR
–W
W–R
B–R
G–W P–
B
BR
–W LW
–L
R–L
B–OY
V–G
R–W
W–B
W–B
W–B
V–Y
W–B
W–B
W–B
B–W
BR
–W
W–B
R–W
R–W
R–W
IB214
( CA
NA
DA
)
( US
A)
V–Y
B–R
LG–R LG–R
W–R
B–R
G–W
P–B
BR–W
L
W–B
W–L
R–L
B–O
Y
V–G
BR–W
B–W
B–R
TRACTION ECU
BT 9 , T10A
(CANADA)
(USA)
W–B
I 4 : USAI10 : CANADA
W–B
PK
B
TC PKB
4
4
168
ABS AND TRACTION CONTROL
I 4
I 4
I 2 I22
IJ116 II121
IF1
11
2
1
A14 A5 A13 A24
IJ115
I18 I11
IG
W–B
W–L
R–L
B–O
W–B Y
B–R
W–B
W–B
V–G
L
P–B
LG P–B W
L
B–R
P–
B
W
W–B LG L–Y
W L–Y
W–R
B–R
G–W
BR–W
L
W
LG–RLG–R
W–R
B–R
G–W
P–B
BR–W
L
W–B
W–L
R–L
B–O
Y
V–G
BR–W
B–W
B–R
B–W
BR–W
W–BW–B
P–BP–B
GND CSW BM IND
GST GS2 GS1 GNDTS
ABS
IG1 TC TRC
TRACTION ECU
ABS LATERAL ACCELERATIONSENSOR
WB
WA TC
Y
1 2 3 616
14
4 22 11 4 17
23
(USA)
(CANADA)
(USA)
(CANADA)
BT 9 , T10A
DA
TA
LIN
KC
ON
NE
CT
OR
1( C
HE
CK
CO
NN
EC
TO
R)
TR
AC
OF
FS
W
DA
TA
LIN
KC
ON
NE
CT
OR
2( T
DC
L)
D1
T8
D5
I20
W–B
A23
EA16
B–R
( SH
OR
TP
IN)
IE
W–B
169
7. 5ATRAC
10AECU–B
10AECU–IG
15ASTOP
10AGAUGE
2 1H 1K 1I 1E
1
2
IF22 IF212 IF21 IF115
I14
I 2
IB33
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
A9
B7 B1
1
I 2
LG–R
L–Y
W–R
B–R
G–W
BR–W
L
W
BR–W
B–W
STOP LIGHTSW
TRAC BRAKEABSTRACOFF
TELLTALELIGHT LH COMBINATION
METER
PARKINGBRAKE SW
DAYTIMERUNNINGLIGHTRELAY(MAIN)
LG–R
L
W
BR–W
BR–W
G–W
Y
BR–W
(USA)
(USA)
(CANADA)
(CANADA)
(USA)
BR
–WB
R–W
W L
LG–R
BR
–W
LG–R L W
BR
–W
Y Y
L–Y
W–R
B–R W Y
8 4
2
W
BR
–W
B–W
( US
A)
( CA
NA
DA
)
B–W
( CA
NA
DA
)
OIL
PKB
18
8
T 5
D 6
P 5
8 13 10 12
B–W
(CANADA)
S11
BC10 , C12A
I 2 : USAI10 : CANADA
1
2
170
ABS AND TRACTION CONTROL
(FOR ABS)
THIS SYSTEM CONTROLS THE RESPECTIVE BRAKE FLUID PRESSURES ACTING ON THE DISC BRAKE CYLINDERS OF THE RIGHTFRONT WHEEL, LEFT FRONT WHEEL, RIGHT REAR WHEEL AND LEFT REAR WHEEL WHEN THE BRAKES ARE APPLIED IN A PANICSTOP SO THAT THE WHEELS DO NOT LOCK.
THIS RESULTS IN IMPROVED DIRECTIONALLY STABILITY AND STEERABILITY DURING PANIC BRAKING.
1. INPUT SIGNALS(1) SPEED SENSOR SIGNAL
THE SPEED OF THE WHEELS IS DETECTED AND INPUT TO TERMINALS FL+, FR+, RL+ AND RR+ OF THE ABS AND TRACTION ECU.
(2) STOP LIGHT SW SIGNALA SIGNAL IS INPUT TO TERMINAL STP OF THE ABS AND TRACTION ECU WHEN THE BRAKE PEDAL IS DEPRESSED.
(3) PARKING BRAKE SW SIGNALA SIGNAL IS INPUT TO TERMINAL PKB OF THE ABS AND TRACTION ECU WHEN THE PARKING BRAKE LEVER IS PULLED UP.
(4) DECELERATION SENSOR SIGNALLATERAL ACCELERATION IS DETECTED AND INPUT TO THE ABS AND TRACTION ECU.
2. SYSTEM OPERATIONDURING SUDDEN BRAKING, THE ABS AND TRACTION ECU WHICH HAS SIGNALS INPUT FROM EACH SENSOR CONTROLS THECURRENT FLOWING TO THE SOLENOID INSIDE THE ACTUATOR AND LETS THE HYDRAULIC PRESSURE ACTING ON EACH WHEELCYLINDER ESCAPE TO THE RESERVOIR. THE PUMP INSIDE THE ACTUATOR IS ALSO OPERATING AT THIS TIME AND IT RETURNSTHE BRAKE FLUID FROM THE RESERVOIR TO THE MASTER CYLINDER, THUS PREVENTING LOCKING OF THE VEHICLE WHEELS.
IF THE ECU JUDGES THAT THE HYDRAULIC PRESSURE ACTING ON THE WHEEL CYLINDER IS INSUFFICIENT, THE CURRENTACTING ON SOLENOID IS CONTROLLED AND THE HYDRAULIC PRESSURE IS INCREASED, HOLDING OF THE HYDRAULICPRESSURE IS ALSO CONTROLLED BY THE ECU, BY THE SAME METHOD AS ABOVE. BY REPEATED PRESSURE REDUCTION,HOLDING AND INCREASE ARE REPEATED TO MAINTAIN VEHICLE STABILITY AND TO IMPROVE STEERABILITY DURING SUDDENBRAKING.
(FOR TRACTION CONTROL)
THE TRACTION CONTROL SYSTEM IS A SYSTEM WHEREBY THE “ABS AND TRACTION ECU” AND “TRACTION ECU” CONTROLS THEENGINE TORQUE AND THE HYDRAULIC PRESSURE OF THE WHEEL CYLINDER OF THE DRIVING WHEELS IN ORDER TO CONTROLSPINNING OF THE DRIVING WHEELS WHEN STARTING OFF AND ACCELERATING, AND PROVIDE THE MOST APPROPRIATE DRIVINGFORCE IN RESPONSE TO THE ROAD CONDITIONS FOR VEHICLE STABILITY.
TRACTION CONTROL OPERATIONVEHICLE SPEED SIGNALS FROM THE SPEED SENSOR INSTALLED ON EACH WHEEL ARE INPUT TO THE ABS AND TRACTION ECU.
WHEN THE ACCELERATOR PEDAL IS DEPRESSED WHILE DRIVING ON A SLIPPERY ROAD AND THE DRIVING WHEEL (REAR WHEEL)SLIPS, IF THE ROTATION OF THE REAR WHEEL EXCEEDS THE ROTATION OF THE FRONT WHEELS FOR A SPECIFIED PERIOD, THEECU JUDGES THAT THE REAR WHEEL IS SLIPPING.
WHEN THIS OCCURS, CURRENT FLOWS FROM TRACTION ECU TO SUB THROTTLE ACTUATOR TO CLOSE THE SUB THROTTLEVALVE. AT THE SAME TIME, OPERATION OF THE ABS AND TRACTION ECU CAUSE THE TRACTION BRAKE ACTUATORS (MASTERCYLINDER CUT, RESERVOIR CUT SOLENOID) TO TURN ON TO SWITCH THE HYDRAULIC CIRCUIT TO “TRACTION” MODE.
IN THIS CASE, SIGNALS ARE INPUT FROM TERMINAL SRR OF ABS AND TRACTION ECU TO TERMINAL (B)3 OF ABS ACTUATOR, ANDFROM TERMINAL SRL OF ABS AND TRACTION ECU TO TERMINAL (B)6 OF ABS ACTUATOR, CONTROLLING THE REAR WHEELSOLENOID IN THE ABS ACTUATOR AND INCREASING THE HYDRAULIC PRESSURE OF THE WHEEL CYLINDER IN ORDER TOPREVENT SLIP.
TO MAINTAIN THE HYDRAULIC PRESSURE OF THE REAR WHEELS, THE REAR WHEEL SOLENOID INSIDE THE ABS ACTUATOR ISPUT IN “HOLD” MODE AND KEEPS THE HYDRAULIC PRESSURE TO THE WHEEL CYLINDER CONSTANT.
WHEN THE AMOUNT OF SLIP HAS DECREASED, THE HYDRAULIC PRESSURE IN THE WHEEL CYLINDER DECREASES.
SYSTEM OUTLINE
171
A20 (A), A21 (B), A22 (C) ABS AND TRACTION ECU(A) 7–GROUND : ALWAYS 10–14 VOLTS(A) 24–GROUND : 10–14 VOLTS WITH IGNITION SW AT ON POSITION(C) 6–GROUND : 10–14 VOLTS WITH STOP LIGHT SW ON(A) 25, (C) 4, (C) 9–GROUND : ALWAYS CONTINUOUS(C) 12–GROUND : 10–14 VOLTS WITH PARKING BRAKE LEVER PULLED UP (PARKING BRAKE SW ON)
A 6 (A), A 7 (B) ABS ACTUATOR(A) 1–GROUND : ALWAYS CONTINUOUS(B) 1, (B) 3, (B) 4, (B) 6–GROUND : APPROX. 1.2 (IGNITION SW OFF)(B) 2–GROUND : 4–6 (IGNITION SW OFF)
T 3 TRACTION BRAKE ACTUATOR1–3 : APPROX. 2.1 2–4 : APPROX. 2.1
S11 STOP LIGHT SW2–1: CLOSED WITH BRAKE PEDAL DEPRESSED
A10, A11, A31, A32 ABS SPEED SENSOR FRONT LH, RH, REAR LH, RH1–2: 0.8– 1.3 K (20°C, 68°F)
T 9(A), T10(B) TRACTION ECU(A)26–GROUND: 10–14 VOLTS WITH IGNITION SW AT ON POSTION(A)13–GROUND: ALWAYS 10–14 VOLTS(A)14–GROUND: ALWAYS BELOW 1 VOLTS(A)18–GROUND:10–14 VOLTS WITH IGNITION SW ON PARKING BRAKE LEVER RELEASED (PARKING BRAKE SW OFF)(A) 3–GROUND: 10–14 VOLTS WITH STOP LIGHT SW ON(A) 5–GROUND: 10–14 VOLTS WITH TRAC OFF SW RELEASED(A)12–GROUND: ALWAYS 10–14 VOLTS
P 5 PARKING BRAKE SW1–GROUND : CLOSED WITH PARKING BRAKE LEVER DEPRESSED
S 4 SUB THROTTLE ACTUATOR2–1, 2–3 : APPROX. 1.1 5–4, 5–6 : APPROX. 1.1
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
A 6 A 24 (2JZ–GTE) B 2 24 (2JZ–GTE) S 5 25
A 7 B 24 (2JZ–GTE) C10 A 28 S11 29
A10 24 (2JZ–GTE) C12 B 28 T 3 25
A11 24 (2JZ–GTE) D 1 24 (2JZ–GTE) T 4 25
A20 A 28 D 5 28 T 5 29
A21 B 28 D 6 28 T 8 29
A22 C 28 E 9 B 29 T 9 A 29
A23 28 E10 A 29 T10 B 29
A31 30 P 5 29
A32 30 S 4 25
SERVICE HINTS
172
ABS AND TRACTION CONTROL
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
4 23 R/B NO. 4 (LEFT KICK PANEL)
5 23 R/B NO. 5 (ENGINE COMPARTMENT RIGHT)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO.1 (LEFT KICK PANEL)
1H
1I 20 COWL WIRE AND J/B NO.1 (LEFT KICK PANEL)
1K
20 COWL WIRE AND J/B NO.1 (LEFT KICK PANEL)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
EA1 32 (2JZ–GTE) ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO. 2)
IB236 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IB336 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IB536 ENGINE ROOM MAIN WIRE AND COWL WIRE (RIGHT KICK PANEL)
IB636 ENGINE ROOM MAIN WIRE AND COWL WIRE (RIGHT KICK PANEL)
IC2 36 FLOOR NO. 2 WIRE AND COWL WIRE (LEFT KICK PANEL)
IF136 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
IF236 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
II1 38 ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
IJ138 ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
IJ238 ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
EA 32 (2JZ–GTE) FRONT SIDE OF RIGHT FENDER
EB 32 (2JZ–GTE) FRONT SIDE OF LEFT FENDER
IE 36 LEFT KICK PANEL
IG 36 RIGHT KICK PANEL
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
E 2 I 9
E 532 ENGINE ROOM MAIN WIRE
I10 38 COWL WIRE
E 632 ENGINE ROOM MAIN WIRE
I11
38 COWL WIRE
E 8 I14 38 INSTRUMENT PANEL WIRE
E16 32 ENGINE WIRE I18
1 238 COWL WIRE
I20 38 COWL WIRE
1 438 COWL WIRE
I22
38 COWL WIRE
173
174
CRUISE CONTROL
10AECU–B
10AGAUGE
I14
I14
1H81H121E12
II12 II18 II121
IF111
II123 IJ27
IF2
4
I 2
I 2A9A10
B11 B6
2
1
4
9
IF
7 5
7 8
3 1 2
10 4 11
15220
61
Y
Y
Y
G–R
P
Y
P–B
O
BR
L–R Y R BR
O
O P–B
P–B
P–B
P–BO
YRRY
BR
PY
G–R
Y
W–R
YY
Y
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
A/T
IND
ICA
TOR
LIG
HT
SW
[PA
RK
/NE
UTR
AL
PO
SIT
ION
SW
( NE
UTR
AL
STA
RT
SW
) ]( A
/T)
P2
( M/T
)
C15CRUISE CONTROLCLUTCH SW(M/T)
( M/T
)
ODO AND TRIP
CR
UIS
E BC
10,C
12A
CO
MB
INA
TIO
NM
ETE
RTELL
TALE
LIG
HT
RH
T6
V10VEHICLE SPEED SENSOR(SPEED SENSOR) NO. 1(FOR COMBINATION METER)
A/D TC TC
DATA LINK CONNECTOR 2(TDCL)
DATA LINK CONNECTOR 1(CHECK CONNECTOR)
D 5 D 1
SPD D BATT
PI TC
CRUISE CONTROL ECUC16
10AECU–IG
1I9
14
B–R
B
(A/T)
IF2
5 P
Y
E14 : 2JZ–GTEE28 : 2JZ–GE
I14
L–R
L–R
L–R
TO
SP
EE
DM
ETE
R[C
OM
B.
ME
TE
R]
I 4
G–R
G–R
(A/T)
I 8
BR
175
15ASTOP
I17
I 4
I 2
1I10
IJ210 IJ211 IJ13
IB610 IB67 IB616 IB615 IB69 IB617 IB68
A8B2
B64A12B9
1
1
2
3
4
M
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
22 9 21
3 1 10 16
1 2 3 6 7 4 5
23 24 25 12 11 26
W
B–W
W
G–W
IDLODECT
PKB STP+ L STP–
R–L
BR
–B
G–RLGP–G
LG–R
R–B
R–B
LG–R
P–G LG G–R
BR
–B
R–L
R–LW
WW
W
G–W
G–W
B–WW
BR
–W
R
BR
–B
R–L
RR
BR
–B
R–L
R
R–L
R–L
VR1 VR2 VR3 MO MC L–
MC GNDVR1 VR2 VR3 MO
CRUISE CONTROL ACTUATORC 4
B–W
TO LIGHT FAILURESENSOR
ST
OP
LIG
HT
SW
S11
P5
PA
RK
ING
BR
AK
ES
W
IDLS2
S2 OD1 IDL1
THROTTLEPOSITION SENSOR
ENGINE CONTROL MODULE(ENGINE AND ELECTRONICALLYCONTROLLED TRANSMISSION ECU)
ELECTRONICALLY CONTROLLEDTRANSMISSION SOLENOID
BE 2 ,A
AE 9 , E10B
(2JZ–GE)
(2JZ–GTE)
RESUME/ACCEL
SET/COAST
CANCEL
I 4
1J1
1H13
IE
181913
L
R–Y
W–B
W–B
W–B
W–B 17
15 5
CCS
E
CMS
MA
IN
C14CRUISE CONTROL SW[COMB. SW]
CMS CCS
E16 : 2JZ–GTEI17 : 2JZ–GE
A3B2
(2JZ–GTE)
(2JZ–GE)
( A/T
)
( A/T
)
( A/T
)( A
/T)
( A/T
)
( A/T
)
L
GND
CRUISE CONTROLECU
C16
BT 2 ,A
176
CRUISE CONTROL
CURRENT IS APPLIED AT ALL TIMES THROUGH STOP FUSE TO TERMINAL 1 OF THE CRUISE CONTROL ECU, TERMINAL 2 OF STOPLIGHT SW, AND ALSO THROUGH THE ECU–B FUSE TO TERMINAL 15 OF CRUISE CONTROL ECU.
WITH THE IGNITION SW TURNED TO ON, THE CURRENT FLOWS THROUGH GAUGE FUSE TO TERMINAL (A)9 OF COMBINATIONMETER AND THE CURRENT THROUGH ECU–IG FUSE FLOWS TO TERMINAL 14 OF CRUISE CONTROL ECU.
WHEN THE IGNITION SW IS ON AND THE CRUISE CONTROL MAIN SWITCH IS TURNED ON, A SIGNAL IS INPUT FROM TERMINAL 15OF CRUISE CONTROL MAIN SW TO TERMINAL 19 OF CRUISE CONTROL ECU. AS A RESULT, THE CRUISE CONTROL ECUFUNCTIONS AND THE CURRENT FLOWS THROUGH TERMINAL 14 OF CRUISE CONTROL ECU TO TERMINAL 13 OF CRUISECONTROL ECU → GROUND, AND THE CRUISE CONTROL SYSTEM IS IN A CONDITION READY FOR OPERATION.
AT THE SAME TIME, THE CURRENT THROUGH THE GAUGE FUSE FLOWS TO TERMINAL (A)9 OF CRUISE CONTROL INDICATORLIGHT → TERMINAL (B)6 → TERMINAL 7 OF CRUISE CONTROL ECU → TERMINAL 13 → GROUND. CAUSING THE CRUISE CONTROLINDICATOR LIGHT TO LIGHT UP, INDICATING THAT THE CRUISE CONTROL IS READY FOR OPERATION.
1. SET OPERATIONWHEN THE CRUISE CONTROL MAIN SW IS TURNED ON AND THE SET SW IS PUSHED WITH THE VEHICLE SPEED WITHIN THE SETLIMIT (APPROX. 40 KM/H, 25 MPH TO 200 KM/H, 124 MPH), A SIGNAL IS INPUT TO TERMINAL 18 OF THE CRUISE CONTROL ECU ANDTHE VEHICLE SPEED AT THE TIME THE SET SW IS RELEASED, WHICH IS MEMORIZED IN THE ECU AS THE SET SPEED.
2. SET SPEED CONTROLDURING CRUISE CONTROL DRIVING, THE ECU COMPARES THE SET SPEED MEMORIZED IN THE ECU WITH THE ACTUAL VEHICLESPEED INPUTS INTO TERMINAL 20 OF THE CRUISE CONTROL ECU FROM THE SPEED SENSOR, AND CONTROLS THE CRUISECONTROL ACTUATOR TO MAINTAIN THE SET SPEED.
WHEN THE ACTUAL SPEED IS LOWER THAN THE SET SPEED, THE ECU CAUSES THE CURRENT TO THE CRUISE CONTROLACTUATOR TO FLOW FROM TERMINAL 12 → TERMINAL 6 OF CRUISE CONTROL ACTUATOR → TERMINAL 7 → TERMINAL 11 OFCRUISE CONTROL ECU. AS A RESULT, THE MOTOR IN THE CRUISE CONTROL ACTUATOR IS ROTATED TO OPEN THE THROTTLEVALVE AND THE THROTTLE CABLE IS PULLED TO INCREASE THE VEHICLE SPEED. WHEN THE ACTUAL DRIVING SPEED IS HIGHERTHAN THE SET SPEED, THE CURRENT TO CRUISE CONTROL ACTUATOR FLOWS FROM TERMINAL 11 OF ECU → TERMINAL 7 OFCRUISE CONTROL ACTUATOR → TERMINAL 6 → TERMINAL 12 OF CRUISE CONTROL ECU.
THIS CAUSES THE MOTOR IN THE CRUISE CONTROL ACTUATOR TO ROTATE TO CLOSE THE THROTTLE VALVE AND RETURN THETHROTTLE CABLE TO DECREASE THE VEHICLE SPEED.
3. COAST CONTROLDURING THE CRUISE CONTROL DRIVING, WHILE THE COAST SW IS ON, THE CRUISE CONTROL ACTUATOR RETURNS THETHROTTLE CABLE TO CLOSE THE THROTTLE VALVE AND DECREASE THE DRIVING SPEED. THE VEHICLE SPEED WHEN THE COASTSWITCH IS TURNED OFF IS MEMORIZED AND THE VEHICLE CONTINUES AT THE NEW SET SPEED.
4. ACCEL CONTROLDURING CRUISE CONTROL DRIVING, WHILE THE ACCEL SW IS TURNED ON, THE CRUISE CONTROL ACTUATOR PULLS THETHROTTLE CABLE TO OPEN THE THROTTLE VALVE AND INCREASE THE DRIVING SPEED.
THE VEHICLE SPEED WHEN THE ACCEL SW IS TURNED OFF IS MEMORIZED AND THE VEHICLE CONTINUES AT THE NEW SET SPEED.
5. RESUME CONTROLUNLESS THE VEHICLE SPEED FALLS BELOW THE MINIMUM SPEED LIMIT (APPROX. 40 KM/H, 25 MPH) AFTER CANCELING THE SETSPEED BY THE CANCEL SW, PUSHING THE RESUME SW WILL CAUSE THE VEHICLE TO RESUME THE SPEED SET BEFORE THECANCELLATION.
6. MANUAL CANCEL MECHANISMIF ANY OF THE FOLLOWING OPERATIONS OCCUR DURING CRUISE CONTROL OPERATION, THE MAGNETIC CLUTCH OF THEACTUATOR TURNS OFF AND THE MOTOR ROTATES TO CLOSE THE THROTTLE VALVE AND THE CRUISE CONTROL IS RELEASED.
∗ PLACING THE SHIFT LEVER IN EXCEPT “D” POSITION (PARK/NEUTRAL POSITION SW (NEUTRAL START SW EXCEPT “D” POSITION)). “SIGNAL IS NOT INPUT TO TERMINAL 2 OF ECU” (A/T).
∗ DEPRESSING THE BRAKE PEDAL (STOP LIGHT SW ON). “SIGNAL IS INPUT TO TERMINAL 16 OF ECU”
∗ PULLING THE PARKING BRAKE LEVER (PARKING BRAKE SW ON). “SIGNAL INPUT TO TERMINAL 3 OF ECU”
∗ PUSHING THE CANCEL SWITCH (CANCEL SW ON). “SIGNAL IS INPUT TO TERMINAL 18 OF ECU”
∗ DEPRESSING THE CLUTCH PEDAL (CRUISE CONTROL CLUTCH SW OFF). “SIGNAL IS NOT INPUT TO TERMINAL 2 OF ECU”
SYSTEM OUTLINE
177
7. AUTO CANCEL FUNCTIONA) IF ANY OF THE FOLLOWING OPERATING CONDITIONS OCCUR DURING CRUISE CONTROL OPERATION, THE SET SPEED ISERASED, CURRENT FLOW TO MAGNETIC CLUTCH IS STOPPED AND THE CRUISE CONTROL IS RELEASED. (MAIN SW TURNS OFF).
WHEN THIS OCCURS, THE IGNITION SW MUST BE TURNED OFF ONCE BEFORE THE MAIN SW WILL TURN ON.
∗ OVER CURRENT TO TRANSISTOR DRIVING MOTOR AND/OR MAGNETIC CLUTCH.
∗ WHEN CURRENT CONTINUED TO FLOW TO THE MOTOR INSIDE THE ACTUATOR IN THE THROTTLE VALVE “OPEN” DIRECTION.
∗ OPEN CIRCUIT IN MAGNETIC CLUTCH.
∗ MOMENTARY INTERRUPTION OF VEHICLE SPEED SIGNAL.
∗ SHORT CIRCUIT IN CRUISE CONTROL SW.
∗ MOTOR DOES NOT OPERATE DESPITE THE MOTOR DRIVE SIGNAL BEING OUTPUT.
B) IF ANY OF THE FOLLOWING CONDITIONS OCCUR DURING CRUISE CONTROL OPERATION, THE SET SPEED IS ERASED ANDTHE CRUISE CONTROL IS RELEASED. (THE POWER OF MAGNETIC CLUTCH IS CUT OFF UNTIL THE SET SW IS “ON” AGAIN.)
∗ WHEN THE VEHICLE SPEED FALLS BELOW THE MINIMUM SPEED LIMIT, APPROX. 40 KM/H (25 MPH)
∗ WHEN THE VEHICLE SPEED FALLS MORE THAN 16 KM/H (10 MPH) BELOW THE SET SPEED, E.G. ON AN UPWARD SLOPE.
∗ WHEN POWER TO THE CRUISE CONTROL SYSTEM IS MOMENTARILY CUT OFF.
C) IF ANY OF THE FOLLOWING CONDITIONS OCCUR DURING CRUISE CONTROL OPERATION, THE CRUISE CONTROL ISRELEASED.
∗ OPEN CIRCUIT FOR TERMINAL 1 OF CRUISE CONTROL ECU AND TERMINAL 2 OF STOP LIGHT SW.
8. AUTOMATIC TRANSMISSION CONTROL FUNCTION∗ IN OVERDRIVE. IF THE VEHICLE SPEED BECOMES LOWER THAN THE OVERDRIVE CUT SPEED (SET SPEED MINUS APPROX. 4KM/H, 2.5 MPH) DURING CRUISE CONTROL OPERATION, SUCH AS DRIVING UP A HILL, THE OVERDRIVE IS RELEASED AND THEPOWER INCREASED TO PREVENT A REDUCTION IN VEHICLE SPEED.
∗ AFTER RELEASING THE OVERDRIVE, VEHICLE SPEED BECOMES HIGHER THAN THE OVERDRIVE RETURN SPEED (SET SPEEDMINUS APPROX. 2 KM/H, 1.2 MPH) AND THE ECU JUDGES BY THE SIGNALS FROM POTENTIONMETER OF THE ACTUATOR THATTHE UPWARD SLOPE HAS FINISHED, OVERDRIVE IS RESUMED AFTER APPROXIMATELY 2 SECONDS.
∗ DURING CRUISE CONTROL DRIVING, THE CRUISE CONTROL OPERATION SIGNAL IS OUTPUT FROM THE CRUISE CONTROLECU TO THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU). UPON RECEIVINGTHIS SIGNAL, THE ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) CHANGESTHE SHIFT PATTERN TO NORMAL.
TO MAINTAIN SMOOTH CRUISE CONTROL OPERATION (ON A DOWNWARD SLOPE ETC.), LOCK–UP RELEASE OF THETRANSMISSION WHEN THE IDLING POINT OF THE THROTTLE POSITION IS “ON” IS FORBIDDEN.
C 4 CRUISE CONTROL ACTUATOR1–3 : APPROX. 2 K5–4 : APPROX. 38.5
C14 CRUISE CONTROL SW [COMB.SW]15–17 : CONTINUOUS WITH MAIN SW ON 5–17 : APPROX. 418 WITH CANCEL SW ON
: APPROX. 68 WITH RESUME/ACCEL SW ON: APPROX. 198 WITH SET/COAST SW ON
C16 CRUISE CONTROL ECU 14–GROUND : APPROX. 12 VOLTS WITH IGNITION SW AT ON POSITION1, 15–GROUND : ALWAYS APPROX. 12 VOLTS 3–GROUND : CONTINUOUS WITH PARKING BRAKE LEVER PULLED UP (ONE OF THE CANCEL SW) 20–GROUND : 4 PULSE WITH 1 ROTATION OF ROTOR SHAFT 18–GROUND : APPROX. 418 WITH CANCEL SW ON IN CONTROL SW
: APPROX. 198 WITH SET/COAST SW ON IN CONTROL SW: APPROX. 68 WITH RESUME/ACCEL SW ON IN CONTROL SW
13–GROUND : ALWAYS CONTINUOUS
SERVICE HINTS
178
CRUISE CONTROL
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
C 424 (2JZ–GTE) D 1 26 (2JZ–GE) P 5 29
C 426 (2JZ–GE) D 5 28 S11 29
C10 A 28E 2
A 24 (2JZ–GTE)T 2
A 25 (2JZ–GTE)
C12 B 28E 2
B 26 (2JZ–GE)T 2
B 27 (2JZ–GE)
C14 28 E 9 B 29 T 2 29
C15 28 E10 A 29V10
25 (2JZ–GTE)
C16 28P 2
25 (2JZ–GTE)V10
27 (2JZ–GE)
D 1 24 (2JZ–GTE)P 2
27 (2JZ–GE)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO.1 (LEFT KICK PANEL)
1H
1I 20 COWL WIRE AND J/B NO.1 (LEFT KICK PANEL)
1J
20 COWL WIRE AND J/B NO.1 (LEFT KICK PANEL)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IB6 36 ENGINE ROOM MAIN WIRE AND COWL WIRE (RIGHT KICK PANEL)
IF136 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
IF236 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
II1 38 ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
IJ138 ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
IJ238 ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
IE36 LEFT KICK PANEL
IF36 LEFT KICK PANEL
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
E1432
I 4 38 COWL WIRE
E1632
ENGINE WIRE I 838 INSTRUMENT PANEL WIRE
E28 34
ENGINE WIRE
I1438 INSTRUMENT PANEL WIRE
I 2 38 COWL WIRE I17 38 ENGINE WIRE
179
180
CRUISE CONTROL
181
PPS (PROGRESSIVE POWER STEERING)
182
PPS (PROGRESSIVE POWER STEERING)
10AGAUGE
10AECU–IG
I14
1E12 1E17
A9
B11
II14 II114
IF IH
SOL+ SOL– E
II18II123II12
13 2
5 461
7 5
Y
Y P
Y
PLG
–B
LG–R
W–B
LG–B
LG–R
BR
RYL–R
Y
Y
B–R
1
PPS ECU
SPEEDOMETER[COMB. METER]ODO AND TRIP
V10VEHICLE SPEED SENSOR(SPEED SENSOR) NO. 1(FOR COMBINATION METER)
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
SPD B
P 4
I14
I14
TELL
TALE
LIG
HT
RH
T6
A10A11 2 6
BC10 , C12A
L–R Y R
L–R
BR
L–R
PPS SOLENOIDP 1
I 8
BR
BR
1 2
183
THE PPS (HYDRAULIC REACTION TYPE) CONTROLS THE HYDRAULIC PRESSURE APPLIED TO THE HYDRAULIC REACTIONCHAMBER IN THE GEAR BOX CONTROL UNIT USING THE PPS ECU, TO CHANGE THE STEERING FORCE AND PROVIDE OPTIMUMSTEERING FEELING AT ANY VEHICLE SPEEDS AND UNDER ANY STEERING CONDITIONS.
(PPS OPERATION)
WHEN THE IGNITION SW IS TURNED ON THE STARTING CURRENT FLOWS FROM THE ECU–IG FUSE TO TERMINAL 4 OF THE PPSECU. THE PPS ECU MONITORS VEHICLE SPEED, INPUT SIGNAL TO TERMINAL 5 OF THE ECU. WHEN THE VEHICLE SPEED IS LOW,THE PPS ECU SENDS A HIGHER–CURRENT FROM TERMINAL 1 OF THE ECU → TERMINAL 1 OF THE SOLENOID VALVE → TERMINAL2 → TERMINAL 2 OF THE ECU → TERMINAL 6 → GROUND, INCREASING THE SOLENOID VALVE OPENING ANGLE TO PROVIDECOMFORTABLE STEERING OPERATION. WHEN THE VEHICLE SPEED IS HIGH, THE PPS ECU DECREASES THE SOLENOID VALVEOPENING ANGLE BY REDUCING THE CURRENT TO THE VALVE TO PROVIDE RESPONSIVE STEERING FEELING.
P 1 PPS SOLENOID1–2 : APPROX. 7.7 (25°C, 77°F)
P 4 PPS ECU4–GROUND : APPROX. 12 VOLTS WITH THE IGNITION SW AT ON POSITION6–GROUND : ALWAYS CONTINUOUS
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
C10 A 28 P 1 27 (2JZ–GE)V10
25 (2JZ–GTE)
C12 B 28 P 4 29V10
27 (2JZ–GE)
P 1 25 (2JZ–GTE) T 6 29
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
II1 38 ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
IF 36 LEFT KICK PANEL
IH 36 RIGHT KICK PANEL
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
I 8 38 INSTRUMENT PANEL WIRE I 8 38 INSTRUMENT PANEL WIRE
SYSTEM OUTLINE
SERVICE HINTS
184
SHIFT LOCK
1I14 1I9 1I10
1
2
SHIFT LOCKCONTROL SW
SHIFT LOCKSOLENOID
46
215
P1
P
P2
SLS–
SLS+
IE
15ACIG
10AECU–IG
15ASTOP
KEY INTERLOCKSOLENOID
ACC IG STP
KLS+ E
L–R
L
G–W
G
G–R
V
W–B
W–B
W–B
G–W
B–R
L–R
SHIFT LOCK ECU
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
K 3
S 7
1K12
1J1
W
1
2
STOP LIGHTSW
S11
W–B
185
WHEN THE IGNITION SW IS TURNED TO ACC POSITION THE CURRENT FROM THE CIG FUSE FLOWS TO TERMINAL 5 OF THE SHIFTLOCK ECU, IN THE ON POSITION, THE CURRENT FROM THE ECU–IG FUSE FLOWS TO TERMINAL 1 OF THE ECU.
1. SHIFT LOCK MECHANISMWITH THE IGNITION SW ON, WHEN A SIGNAL THAT THE BRAKE PEDAL IS DEPRESSED (STOP LIGHT SW ON) AND A SIGNAL THATTHE SHIFT LEVER IS PUT IN “P” POSITION (CONTINUITY BETWEEN P1 AND P OF THE SHIFT LOCK CONTROL SW) IS INPUT TO THEECU, THE ECU OPERATES AND CURRENT FLOWS FROM TERMINAL 1 OF THE ECU → TERMINAL ’SLS+’ OF THE SHIFT LOCKSOLENOID → SOLENOID → TERMINAL ’SLS–’ → TERMINAL 4 OF THE ECU → GROUND. THIS CAUSES THE SHIFT LOCK SOLENOIDTO TURN ON (PLATE STOPPER DISENGAGES) AND THE SHIFT LEVER CAN SHIFT INTO POSITION OTHER THAN THE “P”.
2. KEY INTERLOCK MECHANISMWITH THE IGNITION SW ON OR ACC POSITION, WHEN THE SHIFT LEVER IS PUT IN “P” POSITION (NO CONTINUITY BETWEEN P2AND P OF SHIFT LOCK CONTROL SW), THE CURRENT FLOWING FROM TERMINAL 6 OF THE ECU → KEY INTERLOCK SOLENOID ISCUT OFF. THIS CAUSES THE KEY INTERLOCK SOLENOID TO TURN OFF (LOCK LEVER DISENGAGES FROM LOCK POSITION) ANDTHE IGNITION KEY CAN BE TURNED FROM ACC TO LOCK POSITION.
S 7 SHIFT LOCK ECU5–GROUND : APPROX. 12 VOLTS WITH THE IGNITION SW AT ACC OR ON POSITION1–GROUND : APPROX. 12 VOLTS WITH THE IGNITION SW AT ON POSITION4–GROUND : ALWAYS CONTINUOUS2–GROUND : APPROX. 12 VOLTS WITH THE BRAKE PEDAL DEPRESSED
S11 STOP LIGHT SW2–1 : CLOSED WITH THE BRAKE PEDAL DEPRESSED
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
K 3 29 S 7 29 S11 29
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1I
1J 20 COWL WIRE AND J/B NO.1 (LEFT KICK PANEL)
1K
20 COWL WIRE AND J/B NO.1 (LEFT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
IE 36 LEFT KICK PANEL
1 2
1 2
X 4
5 6
1 2
K 3 S 7 S11 BLUE
SYSTEM OUTLINE
SERVICE HINTS
186
CIGARETTE LIGHTER AND CLOCK
15ACIG
7. 5ADOME
10APANEL
1E2 2 1I3
1E11
1B5
IF310
I15
A
A
5 2
1
2
431
2
A
L–R
W–B
G–O
G–O
G–O
RL–R
L–R
W–B
L–R
R
IH
W–B
CLOCKC 8CIGARETTE
LIGHTER
C 6
JUNCTIONCONNECTOR
J 1
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
187
C 6 CIGARETTE LIGHTER2–GROUND : APPROX. 12 VOLTS WITH IGNITION SW AT ACC OR ON POSITION1–GROUND : ALWAYS CONTINUOUS
C 8 CLOCK2–GROUND : ALWAYS 12 VOLTS (POWER FOR CLOCK)5–GROUND : APPROX. 12 VOLTS WITH IGNITION SW AT ACC OR ON POSITION
(POWER FOR INDICATION)3–GROUND : ALWAYS CONTINUOUS
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
C 6 28 C 8 28 J 1 29
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1B 20 ENGINE ROOM MAIN WIRE AND J/B NO.1 (LEFT KICK PANEL)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO.1 (LEFT KICK PANEL)
1I 20 COWL WIRE AND J/B NO.1 (LEFT KICK PANEL)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IF3 36 INSTRUMENT PANEL WIRE AND COWL WIRE (RIGHT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
IH 36 RIGHT KICK PANEL
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
I15 38 INSTRUMENT PANEL WIRE
X 2 3 4 5
C 8 BLACK
AA A A
A A A A
(HINT : SEE PAGE 7)
J 1
1
2
C 6
SERVICE HINTS
188
REMOTE CONTROL MIRROR
7. 5ARAD NO. 2
IE
1E10
1J1
1E18
ID112 ID111 ID110 IL115 IL114 IL16
M M M M
I 5
B
M+ MVMH
5 3 4 4 5 3
8
MLH MLV M+
2 1 7 6 3 5
E MRH MRV
MH MV M+
LG–R
BR–B
LG–R
BR
–B
LG–B
BR
–Y
LG
W–B
W–B LG
LG–B
LG–R
LG–R
BR
–Y
BR
–B
LG
LG–B
LG–R
LG–R
BR
–Y
BR
–B
W–B
GR
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
OP
ER
AT
ION
SW
SE
LEC
TS
W
RH RHLHLH
UPLEFT
LEFTUP
RIGHT DOWN
RIGHTDOWN
REMOTE CONTROL MIRROR SWR 7
REMOTE CONTROL MIRROR LHR16 R17
REMOTE CONTROL MIRROR RH
189
R 7 REMOTE CONTROL MIRROR SW8–GROUND : APPROX. 12 VOLTS WITH IGNITION SW AT ACC OR ON POSITION5–2 : CONTINUOUS WITH OPERATION SW AT LEFT OR UP POSITION8–5 : CONTINUOUS WITH OPERATION SW AT RIGHT OR DOWN POSITION2–GROUND : ALWAYS CONTINUOUS
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
R 7 29 R16 30 R17 30
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO.1 (LEFT KICK PANEL)
1J 20 COWL WIRE AND J/B NO.1 (LEFT KICK PANEL)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
ID1 36 FRONT DOOR LH WIRE AND INSTRUMENT PANEL WIRE (LEFT KICK PANEL)
IL1 38 FRONT DOOR RH WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
IE 36 LEFT KICK PANEL
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
I 5 38 INSTRUMENT PANEL WIRE
1 2 3
X 5 6 7 84 53 4 53
R 7 R 1 6 R 1 7
SERVICE HINTS
190
POWER SEAT
30ADOOR
1H15
IC26
BQ11
MM2 1
BQ12
BI
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
134
2
L–W
L–W
L–W
L
L–B
W–B
W–B
POWER SEAT CONTROL SW (FOR DRIVER’ S SEAT)P11
P12POWER SEAT MOTOR(FOR DRIVER’ S SEATSLIDE CONTROL)
RECLINING MOTOR
FRO
NT
RE
AR
FRO
NT
RE
AR
R–W
W–B
2
1
191
P11 POWER SEAT CONTROL SW (FOR DRIVER’S SEAT) 2– GROUND: ALWAYS APPROX. 12 VOLTS 1– GROUND: ALWAYS CONTINUOUS
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
P11 31 P12 31
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1H 20 COWL WIRE AND J/B NO.1 (LEFT KICK PANEL)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IC2 36 FLOOR NO. 2 WIRE AND COWL WIRE (LEFT KICK PANEL)
BQ1 42 FLOOR NO. 2 WIRE AND SEAT WIRE (UNDER THE FRONT LH SEAT)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
BI 40 LEFT QUARTER PILLAR
1
3
2
4
1 2
P11 P12
SERVICE HINTS
192
SEAT HEATER (FOR CANADA)
15ASEAT–HTR
1H16
I11 I11
B 9 I24
BQ14
IC16
3 4
1 2
3 4
1 2
2
1
2
1
BQ12
BIIG IG
Y–R
Y–R
B
B
Y–R Y
Y–R B
Y–R B
L
W–BL
W–B
W–B
W–B
W–B
W–B
W–B
W–B
B
1
4 6 2
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
Y
IC17
BQ13
BB
LH RH
S 6SEAT HEATER SW
SEAT HEATERRELAY(FOR DRIVER’ SSEAT)
SEAT HEATERRELAY(FOR PASSENGER’ SSEAT)
SE
AT
HE
AT
ER
( FO
RD
RIV
ER
’S
SE
AT)
SE
AT
HE
AT
ER
( FO
RP
AS
SE
NG
ER
’S
SE
AT)
S12
S13
S14S15
193
S 6 SEAT HEATER SW4–GROUND : APPROX. 12 VOLTS WITH IGNITION SW AT ON POSITION1–GROUND : ALWAYS CONTINUOUS
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
S 6 29 S13 31 S15 31
S12 31 S14 31
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1H 20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IC1 36 FLOOR NO. 2 WIRE AND COWL WIRE (LEFT KICK PANEL)
BQ1 42 FLOOR NO. 2 WIRE AND SEAT WIRE (UNDER THE FRONT LH SEAT)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
IG 36 RIGHT KICK PANEL
BI 40 LEFT QUARTER PILLAR
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
I1138 COWL WIRE
B 9 42 SEAT WIRE
I2438 COWL WIRE
1 2 4 6 1 2 1 2
S 6 BLACK S14 S15S13 BLUES12 BLUE
1 2
3 4
1 2
3 4
SERVICE HINTS
194
UNLOCK AND SEAT BELT WARNING
1E12
1B5
2
1J1 1C12 1I161I15
1
2
2
1
7. 5ADOME
10AGAUGE
SEAT BELTWARNING LIGHT[TELLTALELIGHT RH]
INTEGRATION RELAY
BUZZER
TIMER
UNLOCKWARNING SW
BUCKLESW LH
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
T 6
B 6U 1
Y
W–B
8 65
1 7
2
IE BI
R–B
R–B
YW
–B
DOOR COURTESYSW LH
D10
10
1
1K12
2
3
I 7
IC215
W–B
W–B
W–B
B–W
W–B
16
1
R
1E1
Y–R
9
195
CURRENT ALWAYS FLOWS TO TERMINAL 1 OF THE INTEGRATION RELAY THROUGH DOME FUSE.
1. SEAT BELT WARNING SYSTEM
WHEN THE IGNITION SW IS TURNED ON, CURRENT FLOWS FROM THE GAUGE FUSE TO TERMINAL 7 OF THE INTEGRATION RELAY.AT THE SAME TIME, CURRENT FLOWS TO TERMINAL 9 OF THE RELAY FROM THE GAUGE FUSE THROUGH THE SEAT BELTWARNING LIGHT. THIS CURRENT ACTIVATES THE INTEGRATION RELAY AND CURRENT FLOWING THROUGH THE WARNING LIGHTFLOWS FROM TERMINAL 9 OF THE RELAY → TERMINAL 10 → GROUND, CAUSING THE WARNING LIGHT TO LIGHT UP. A BUCKLE SWOFF SIGNAL IS INPUT TO TERMINAL 8 OF THE RELAY, THE CURRENT FLOWING TO TERMINAL 7 OF THE RELAY FLOWS THROUGHTERMINAL 10 → GROUND AND THE SEAT BELT WARNING BUZZER SOUNDS FOR APPROX. 4–8 SECONDS. HOWEVER, IF THE SEATBELT IS PUT ON DURING THIS PERIOD (WHILE THE BUZZER IS SOUNDING), SIGNAL INPUT TO TERMINAL 8 OF RELAY STOPS ANDTHE CURRENT FLOW FROM TERMINAL 7 OF THE RELAY → TERMINAL 10 → GROUND IS CUT, CAUSING THE BUZZER TO STOP.
2. UNLOCK WARNING SYSTEMWITH THE IGNITION KEY INSERTED IN THE KEY CYLINDER (UNLOCK SW ON), THE IGNITION SW STILL OFF AND DRIVER’S DOOROPENS (DOOR COURTESY SW ON), WHEN A SIGNAL IS INPUT TO TERMINAL 6 OF THE RELAY, THE INTEGRATION RELAYOPERATES, CURRENT FLOWS FROM TERMINAL 7 OF THE RELAY → TERMINAL 10 → GROUND AND UNLOCK WARNING BUZZERSOUNDS.
B 6 BUCKLE SW LH1–2 : CLOSED WITH DRIVER’S SEAT BELT IN USE
D10 DOOR COURTESY SW LH3–2 : CLOSED WITH LH DOOR OPEN
U 1 UNLOCK WARNING SW2–1 : CLOSED WITH IGNITION KEY IN CYLINDER
INTEGRATION RELAY10–GROUND : ALWAYS CONTINUOUS 6–GROUND : CONTINUOUS WITH DRIVER’S DOOR OPEN 5–GROUND : CONTINUOUS WITH IGNITION KEY IN CYLINDER 8–GROUND : CONTINUOUS WITH DRIVER’S SEAT BELT IN USE 9–GROUND : 0 VOLTS WITH IGNITION SW ON AND BUCKLE SW OFF 1–GROUND : ALWAYS APPROX. 12 VOLTS
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
B 6 28 T 6 29
D10 30 U 1 29
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1B 20 ENGINE ROOM MAIN WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1C 20 FLOOR NO. 2 WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1I
1J 20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1K
20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IC2 36 FLOOR NO. 2 WIRE AND COWL WIRE (LEFT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
IE 36 LEFT KICK PANEL
BI 40 LEFT QUARTER PILLAR
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
I 7 38 FLOOR NO. 2 WIRE
SYSTEM OUTLINE
SERVICE HINTS
196
UNLOCK AND SEAT BELT WARNING
197
SRS (SUPPLEMENTAL RESTRAINT SYSTEM)
NOTICE: When inspecting or repairing the SRS (supplemental restraint system), perform the operation inaccordance with the following precautionary instructions and the procedure and precautions in the RepairManual for the applicable model year. Malfunction symptoms of the supplemental restraint system are difficult to confirm, so the diagnostic trouble
codes become the most important source of information when troubleshooting.When troubleshooting the supplemental restraint system, always inspect the diagnostic trouble codes beforedisconnecting the battery.
Work must be started after 90 seconds from the time the Ignition SW is set to the “LOCK” position and thenegative (–) terminal cable is disconnected from the battery.(The supplemental restraint system is equipped with a back–up power source so that if work is started within90 seconds of disconnecting the negative (–) terminal cable of the battery, the SRS may be activated.)When the negative (–) terminal cable is disconnected from the battery, memory of the clock and audio systemswill be cancelled. So before starting work, make a record of the contents memorized by each memory system.When work is finished, reset the clock and audio system as before and adjust the clock.To avoid erasing the memory of each memory system, never use a back–up power supply from outside thevehicle.
When removing the steering wheel pad or handling a new steering wheel pad, keep the pad upper surfacefacing upward. Also, lock the lock lever of the twin lock type connector at the rear of the pad and take carenot to damage the connector.(Storing the pad with its metallic surface up may lead to a serious accident if the SRS inflates for some reason.)
Always store a removed or new front passenger airbag assembly with the airbag door facing up. Storing theairbag assembly with the airbag door facing down could cause a serious accident if the airbag inflates.
Store the steering wheel pad where the ambient temperature remains below 93°C (200°F), without highhumidity and away from electrical noise.
Never use SRS parts from another vehicle. When replacing SRS parts, replace them with new parts. Never disassemble and repair the steering wheel pad, front passenger airbag assembly, center airbag sensor
assembly or front airbag sensors. Before repairing the body, remove the airbag sensors if during repair shocks are likely to be applied to the
sensors due to vibration of the body or direct tapping with tools or other parts. Do not reuse a steering wheel pad or front airbag sensors.
After evaluating whether the center airbag sensor assembly is damaged or not, decide whether or not to reuseit. (See the Repair Manual for the method for evaluating the center airbag sensor assembly.)
When troubleshooting the supplemental restraint system, use a high–impedance (Min. 10k/V) tester. The wire harness of the supplemental restraint system is integrated with the cowl No. 2 wire harness
assembly.The vehicle wiring harness exclusively for the airbag system is distinguished by corrugated yellow tubing, asare the connectors.
Do not measure the resistance of the airbag squibs.(It is possible this will deploy the airbag and is very dangerous.)
If the wire harness used in the supplemental restraint system is damaged, replace the whole wire harnessassembly.When the connector to the front airbag sensors can be repaired alone (when there is no damage to the wireharness), use the repair wire specially designed for the purpose.(Refer to the Repair Manual for the applicable Model year for details of the replacement method.)
INFORMATION LABELS (NOTICES) are attached to the periphery of the SRS components. Follow theinstructions on the notices.
198
SRS (SUPPLEMENTAL RESTRAINT SYSTEM)
The supplemental restraint system has connectors which possess the functions described below:1. SRS ACTIVATION PREVENTION MECHANISM
Each connector contains a short spring plate. When theconnector is disconnected, the short spring plateautomatically connects the power source and groundingterminals of the squib to preclude a potential differencebetween the terminals.
2. ELECTRICAL CONNECTION CHECK MECHANISMThis mechanism is designed to electrically check ifconnectors are connected correctly and completely.The electrical connection check mechanism is designed sothat the connection detection pin connects with thediagnosis terminals when the connector housing lock is inthe locked condition.
199
3. CONNECTOR TWIN–LOCK MECHANISMWith this mechanism connectors (male and femaleconnectors) are locked by two locking devices to increaseconnection reliability. If the primary lock is incomplete, ribsinterfere and prevent the secondary lock.
200
SRS (SUPPLEMENTAL RESTRAINT SYSTEM)
7. 5AIGN
15ACIG
10AECU–B
1G10 1G6 1E13
15
2
II112 II121 IF12 IF111
I14
I14 I 5
1E
3
1E
4
1G
7
1G
9
13 14 12 7
8 9 11 10 3 4 2 1 5 6
+SL –SL +SR –SR D+ D– P+ P– E1 E2
AB TC AB TC
5 11 12 4
P–B
B–Y B–Y
P–B
B–O L–R
B–Y
W–R
B–Y
P–B
B–Y
P–B
B–Y
P–B
B–Y
P–B
B–Y
P–B
SRS WARNINGLIGHT[TELLTALELIGHT RH]
T 6
DATA LINKCONNECTOR 1(CHECK CONNECTOR)
DATA LINKCONNECTOR 2(TDCL)
D 1 D 5
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
1G3 1G4
1J1
IE
1 2
1 2
1 2
1 2
F 1 F 2
A27 A28
IG2 ACC LA TC
FRONT AIRBAGSENSOR LH
FRONT AIRBAGSENSOR RH
AIRBAG SQUIB(STEERING WHEELPAD)
AIRBAG SQUIB(FRONT PASSENGERAIRBAG ASSEMBLY)
CENTER AIRBAG SENSOR ASSEMBLY
W–B
R W GR B Y L G BR
W–B
W–B
C 5
SPIRALCABLE
A AB B(*1) (*1)
*1 : CONNECTION DETECTION PIN
201
∗ THE SRS (SUPPLEMENTAL RESTRAINT SYSTEM) IS A DRIVER AND FRONT PASSENGER PROTECTION DEVICE WHICH HAS ASUPPLEMENTAL ROLE TO THE SEAT BELTS.WHEN THE IGNITION SW IS TURNED TO ACC OR ON, CURRENT FROM THE CIG FUSE FLOWS TO TERMINAL 14 OF THE CENTERAIRBAG SENSOR ASSEMBLY. ONLY WHEN THE IGNITION SW IS ON, THE CURRENT FLOWS FROM THE IGN FUSE TO TERMINAL 13 .IF AN ACCIDENT OCCURS WHILE DRIVING, WHEN DECELERATION CAUSED BY A FRONTAL IMPACT IS DETECTED BY EACH SENSORAND SWITCH, AND THE FRONTAL IMPACT EXCEEDS A SET LEVEL (WHEN THE SAFING SENSOR BUILT INTO THE CENTER AIRBAGSENSOR ASSEMBLY IS ON AND THE CENTER AIRBAG SENSOR IS ON, FRONT AIRBAG SENSORS ARE OFF), CURRENT FROM THECIG OR IGN FUSE FLOWS TO TERMINALS 3 , 2, OF THE CENTER AIRBAG SENSOR ASSEMBLY → TERMINAL 1 OF THE AIRBAG SQUIB→ TERMINAL 2 → TERMINALS 4 , 1, OF THE CENTER AIRBAG SENSOR ASSEMBLY → TERMINAL 5 , TERMINAL 6 OR BODY GROUND→ GROUND.WHEN THE SAFING SENSOR BUILT INTO THE CENTER AIRBAG SENSOR ASSEMBLY IS ON AND THE FRONT AIRBAG SENSOR LH ORRH IS ON, CENTER AIRBAG SENSOR IS OFF AND CURRENT FROM THE CIG OR IGN FUSE FLOWS TO TERMINALS 3 , 2, OF THECENTER AIRBAG SENSOR ASSEMBLY → TERMINAL 1 OF THE AIRBAG SQUIB → TERMINAL 2 → TERMINALS 4 , 1, OF THE CENTERAIRBAG SENSOR ASSEMBLY → TERMINAL 8 OR 11 → TERMINAL 1 OF THE FRONT AIRBAG SENSOR → TERMINAL 2 → TERMINAL 9OR 10 OF THE CENTER AIRBAG SENSOR ASSEMBLY → TERMINAL 5 , TERMINAL 6 OR BODY GROUND → GROUND, WHEN THESAFING SENSOR BUILT INTO THE CENTER AIRBAG SENSOR ASSEMBLY IS ON, AND THE FRONT AIRBAG SENSOR LH OR RH IS ONAND CENTER AIRBAG SENSOR IS ON ONE OF THE ABOVE–MENTIONED CIRCUITS IS ACTIVATED SO THAT CURRENT FLOWS TOTHE AIRBAG SQUIBS AND CAUSES THEN TO OPERATE.THE AIRBAG STORED INSIDE THE STEERING WHEEL PAD IS INSTANTANEOUSLY EXPANDED TO SOFTEN THE SHOCK TO THEDRIVER.THE AIRBAG STORED INSIDE THE PASSENGER’S INSTRUMENT PANEL IS INSTANTANEOUSLY EXPANDED TO SOFTEN THE SHOCKTO THE PASSENGER.
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
A27 28 D 1 26 (2JZ–GE)F 2
24 (2JZ–GTE)
A28 28 D 5 28F 2
26 (2JZ–GE)
C 5 28F 1
24 (2JZ–GTE) T 6 29
D 1 24 (2JZ–GTE)F 1
26 (2JZ–GE)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1G20 COWL WIRE AND J/B NO 1 (LEFT KICK PANEL)
1J20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IF1 36 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
II1 38 ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
IE 36 LEFT KICK PANEL
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
I 5 38 INSTRUMENT PANEL WIRE I14 38 INSTRUMENT PANEL WIRE
SYSTEM OUTLINE
202
SRS (SUPPLEMENTAL RESTRAINT SYSTEM)
203
REAR WIPER AND WASHER
204
REAR WIPER AND WASHER
20AWIPER
1H5 1A1
1J1
IC21
BM15
BO14
IC213 IC24
BM14 BM13
BO12 BO15
IB2
1
M2 3
1K12
IE
M
L LG
L
L L
LL
L
LG
LG–R
LG–B
W–B
LG–B
LG–R
LG–R
LG–B
LG–R
LG–B
W–B
W–B
R L Y
L
2 1 10 16
1
3 2
LS C1
LM +B SM
LM L SM
+B
WASHER1
OFF
INT
ON
WASHER2
REAR WIPER AND WASHER SW[COMB. SW]
C14
WASHER MOTORW 1
TOFRONT WIPER MOTOR
REAR WIPER MOTOR AND RELAYR15
REAR WIPER RELAY
REAR WIPERMOTOR
L C1
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
B
E 9 : 2JZ–GTEE21 : 2JZ–GE
205
WHEN THE IGNITION SW IS TURNED ON, CURRENT FLOWS TO TERMINAL 2 OF THE WASHER MOTOR, TERMINAL 1 OF THE REAR WIPERMOTOR AND RELAY THROUGH THE WIPER FUSE.
1. REAR WIPER NORMAL OPERATIONWITH THE IGNITION SW TURNED ON AND THE REAR WIPER AND WASHER SW TURNED ON, THE CURRENT FLOWING TO TERMINAL 1 OFTHE REAR WIPER RELAY FLOWS TO TERMINAL 3 OF THE RELAY → TERMINAL 1 OF THE REAR WIPER AND WASHER SW → TERMINAL 16 →TO GROUND. THUS, THE RELAY COIL IS ACTIVATED AND THE CURRENT TO TERMINAL 1 OF THE REALY FLOWS TO TERMINAL LM →TERMINAL LM OF THE REAR WIPER MOTOR → MOTOR → TO GROUND AND CAUSES THE MOTOR TO OPERATE THE WIPER.
2. REAR WIPER INTERMITTENT OPERATIONWHEN THE IGNITION SW IS ON AND THE REAR WIPER AND WASHER SW IS TURNED TO INT POSITION, CURRENT FLOWING TO TERMINAL 1OF THE REAR WIPER MOTOR AND RELAY FLOWS TO TERMINAL 2 OF THE RELAY → TERMINAL 10 OF THE REAR WIPER AND WASHER SW→ TERMINAL 16 → GROUND.
THIS CAUSES THE MOTOR TO OPERATE (THE POINT CHANGES) AND THE INTERMITTENT CIRCUIT OF THE RELAY OPERATES.INTERMITTENT OPERATION OF THE CIRCUIT IS CONTROLLED BY THE CHANGING AND DISCHARGING OF THE CONDENSER INSTALLEDINSIDE THE RELAY.
3. WASHER OPERATIONWITH THE IGNITION SW TURNED ON AND THE REAR WIPER AND WASHER SW TURNED TO ON POSITION, WHEN THE WIPER SW IS TURNEDFURTHER, THE CURRENT FLOWING TO TERMINAL 2 OF THE WASHER MOTOR FLOWS TO TERMINAL 3 OF THE MOTOR → TERMINAL 2 OFTHE REAR WIPER AND WASHER SW → TERMINAL 16 → TO GROUND, SO THAT THE WASHER MOTOR ROTATES AND THE WINDOW WASHEREJECTS THE SPRAY, ONLY WHILE THE SWITCH IS FULLY TURNED.
WHEN THE WIPER SW IS OFF AND THEN TURNED TO WASHER ON (WIPER OFF SIDE), ONLY THE WASHER OPERATES.
W 1 WASHER MOTOR2–GROUND : APPROX. 12 VOLTS WITH IGNITION SW AT ON POSITION3–GROUND : CONTINUOUS WITH WASHER SW TURNED ON
R15 REAR WIPER MOTOR AND RELAY1–GROUND : APPROX. 12 VOLTS WITH IGNITION SW AT ON POSITION2–GROUND : CONTINUOUS WITH REAR WIPER SW AT INT POSITION3–GROUND : CONTINUOUS WITH REAR WIPER SW AT ON POSITION
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
C14 28W 1
25 (2JZ–GTE)
R15 30W 1
27 (2JZ–GE)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1A 20 ENGINE ROOM MAIN WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1H
1J 20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1K
20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IB2 36 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IC2 36 FLOOR NO. 2 WIRE AND COWL WIRE (LEFT KICK PANEL)
BM1 40 BACK DOOR NO. 1 WIRE AND FLOOR NO. 2 WIRE (LEFT SIDE OF PACKAGE TRAY TRIM)
BO1 40 BACK DOOR NO. 2 WIRE AND BACK DOOR NO. 1 WIRE (BACK DOOR UPPER LEFT)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
IE 36 LEFT KICK PANEL
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
E 9 32 ENGINE ROOM MAIN WIRE E21 34 ENGINE ROOM MAIN WIRE
SYSTEM OUTLINE
SYSTEM OUTLINE
206
ELECTRIC TENSION REDUCER
1C6
2
1
2
1
IGBI
10AECU–IG
22
11
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
TENSION REDUCERSOLENOID RH
TENSION REDUCERSOLENOID LH
BUCKLE SWRH
BUCKLE SWLH
T12T11
B 7B 6
1K13B
–R
B–R
B–W
B–W
W–B
W–B
207
B 6 BUCKLE SW LH1–2 : CLOSED WITH DRIVER’S SEAT BELT IN USE
B 7 BUCKLE SW RH1–2 : CLOSED WITH PASSENGER’S SEAT BELT IN USE
T11, T12 TENSION REDUCER SOLENOID LH, RH1–GROUND : APPROX. 12 VOLTS WITH IGNITION SW AT ON POSITION
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
B 6 28 T11 30
B 7 28 T12 30
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1C 20 FLOOR NO. 2 WIRE AND J/B NO.1 (LEFT KICK PANEL)
1K 20 COWL WIRE AND J/B NO.1 (LEFT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
IG 36 RIGHT KICK PANEL
BI 40 LEFT QUARTER PILLAR
1 2 1 2 1 2 1 2
B 6 B 7 T 1 1 T 1 2
SERVICE HINTS
208
REAR WINDOW DEFOGGER AND MIRROR HEATER
10AGAUGE
30ADEFOG
10AMIR–HTR
2 5
1 3
1
2
1
2
1
1H12 1K7 1C7 1H4 1D1
1J1
4 4
4 4
1D10
BM16 IF13
IL113BO11
IF18
IC25
IL116
I 4
I 6
IEIH
A
A
B B
B
W–L
W–B
W–B
W–B
BB
Y
B
BB L–R
L–R
BB
L–R
L–R
W–B
W–B
W–B
W–B
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
REAR WINDOWDEFOGGERRELAY
J 1
N 2NOISEFILTER
JUNCTIONCONNECTOR
A/C AMPLIFIER
MIR
RO
RH
EA
TER
RH
[RE
MO
TEC
ON
TR
OL
MIR
RO
RR
H]
MIR
RO
RH
EA
TER
LH[R
EM
OTE
CO
NT
RO
LM
IRR
OR
LH]
R17
R16
GND
R–DEF
A1
C1
B1
BB
–W
NOISEFILTER
CR18 , R19BREARWINDOWDEFOGGER
N 3 A
NOISEFILTER
A18
A9A3 B4
R–W P–B
10 7
H13REAR WINDOWDEFOGGER SW[HEATER CONTROL SW]
SW1SW5
AA13 , A14B
3
4
W–B
209
REAR WINDOW DEFOGGER RELAY(4) 3 –(4) 5 : CLOSED WITH IGNITION SW AT ON POSITION AND REAR WINDOW DEFOGGER SW [HEATER CONTROL SW] ON
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
A13 B 28 N 2 29 R18 B 30
A14 A 28 N 3 A 30 R19 C 30
H13 29 R16 30
J 1 29 R17 30
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
4 23 R/B NO. 4 (LEFT KICK PANEL)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1C 20 FLOOR NO. 2 WIRE AND J/B NO.1 (LEFT KICK PANEL)
1D 20 FRONT DOOR LH WIRE AND J/B NO.1 (LEFT KICK PANEL)
1H
1J 20 COWL WIRE AND J/B NO.1 (LEFT KICK PANEL)
1K
20 COWL WIRE AND J/B NO.1 (LEFT KICK PANEL)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IC2 36 FLOOR NO. 2 WIRE AND COWL WIRE (LEFT KICK PANEL)
IF1 36 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
IL1 38 FRONT DOOR RH WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
BM1 40 BACK DOOR NO. 1 WIRE AND FLOOR NO. 2 WIRE (LEFT SIDE OF PACKAGE TRAY TRIM)
BO1 40 BACK DOOR NO. 2 WIRE AND BACK DOOR NO. 1 WIRE (BACK DOOR UPPER LEFT)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
IE 36 LEFT KICK PANEL
IH 36 RIGHT KICK PANEL
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
I 4 38 COWL WIRE I 6 38 FLOOR NO. 2 WIRE
CR19
4
X X 9 18
ORANGE
X X
AA14
3 X
7 X 10 X X
AA A A
A A A A
(HINT : SEE PAGE 7)
J 1
1 1 2
R16, R17
B ORANGEA13 H13 ORANGE
AN 2, N 3
1 1
B GREENR18
SERVICE HINTS
210
AUTO ANTENNA
20ARADNO. 1
10AECU–IG
7. 5ARADNO. 2
2 1E17 1E10 1H3
IB18
I 2
I15 I15
IE17 IE16
M1 2
IH
A
A
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
GR
L–Y
L–Y
GR
P–L
P–L
B–R
B–R
GR
IF11
L–Y
L–Y
GR
B–R
P–L
B–RL–Y
L–Y
L–Y
R G
R G
W–B
W–B
L–Y
(*1)
L–Y
(*2)
1 4 5 8 7
+B IG ACC AMP ANT GND
2 3
UP DOWN
2
(*1)
(*1)
(*2)
(*2)
(*1)
(*2)
(*1)
(*2)
A30AUTO ANTENNA CONTROL RELAY
A33AUTO ANTENNA MOTOR
JUNCTIONCONNECTOR
J 1
6
1
– +
GR
( *1)
GR
(*2)
GR
P–L
B–R
B–R
( *1)
( *2)
( *1)
( *2)
211
*2 : W/O STEREO POWER AMPLIFIER*1 : W/ STEREO POWER AMPLIFIER
B8
A8
B9
A1
B3
A3
B4
A4
B10
B3
B9
B1
A2
A6
A3
I24
I16
IH18 IH19
IF
IF311
A4
GR
L–Y
L–Y
GR
P–L
P–L
B–R
B–R
(*1)
(*1)
(*2)
(*2)
(*1)
(*2)
(*1)
(*2)
B–R
B–R
P–L
P–L GR V L–Y
LG
P–L
P–L
BR
GR
(*1)
L–Y
(*1)
L–Y
(*1)
P–L
(*1)
V
(*1)
LG
(*1)
(SHIELDED)
(SHIELDED)
( *2)
( *1)
( *2)
( *1)
( *2)
( *1)
( *2)
( *1)
( *1)
( *1)
ACC
+B1
+B2
AMP+
OUT
OUT
GND
(*1)
(*2)
GND
BR
STEREO POWERAMPLIFIER
RADIO AND PLAYER
BS 8 , S 9A
AR 4 , R 6B
212
AUTO ANTENNA
A30 AUTO ANTENNA CONTROL RELAY1–GROUND : ALWAYS APPROX. 12 VOLTS4–GROUND : APPROX. 12 VOLTS WITH IGNITION SW AT ON POSITION5–GROUND : APPROX. 12 VOLTS WITH IGNITION SW AT ACC OR ON POSITION6–GROUND : ALWAYS CONTINUOUS
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
A30 28 R 4 B 29 S 9 B 29
A33 30 R 6 A 29
J 1 29 S 8 A 29
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO.1 (LEFT KICK PANEL)
1H 20 COWL WIRE AND J/B NO.1 (LEFT KICK PANEL)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IB1 36 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IE1 36 INSTRUMENT PANEL WIRE AND FLOOR NO. 2 WIRE (LEFT KICK PANEL)
IF1 36 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
IF3 36 INSTRUMENT PANEL WIRE AND COWL WIRE (RIGHT KICK PANEL)
IH1 38 INSTRUMENT PANEL WIRE AND CONSOLE BOX WIRE (UNDER THE INSTRUMENT PANEL BRACE RH)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
IF 36 LEFT KICK PANEL
IH 36 RIGHT KICK PANEL
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
I 2 38 COWL WIRE I16 38 CONSOLE BOX WIRE
I15 38 INSTRUMENT PANEL WIRE I24 38 COWL WIRE
SERVICE HINTS
214
RADIO AND PLAYER (w/ STEREO POWER AMPLIFIER)
9
R
B
7. 5ARADNO. 2
20ARADNO. 1
1H3 2
IB18
IH22 IH26 IH21 IH23
IE110 IE111 IF32 IF33
I24
A3 A6 A2 D6 D2 D1
A3 A6 A2 C4 C11 C3
A4 C2 C1 C8
A4 D3 D9
IH12 IH11 IH15 IH32 IH31
C9
D4
IH16
I 5 I 5 I14 I14
IF311ID12 ID18 IL15 IL11 IE19 IE113
1 21 21 2
1 2 1 2
IF
1 12 2
LG–R
LG–R
LG–B
LG–BLLG
LLGVPP V
LLGVP
LG–R
LG–BLLGVP LVP LG
BR
BR
WRYBB Y R W
WRYBL–Y
L–Y
L–Y
L–Y
GR
GND FL+ FL– FR+ FR– WF+ WF–
C14
D5
C10 (*1)(*2)
(*1)(*2)D8
C5
ACC +B1 +B2 RL+ RL– RR+ RR–
STEREO POWE AMPLIFIER
REAR SPEAKER LH REAR SPEAKER RHR14R13
F10 F11
F13F12 W 2FRONT DOOR SPEAKER LH
FRONT TWEETER(SPEAKER) LH
FRONT DOOR SPEAKER RH
FRONT TWEETER(SPEAKER) RH
WOOFER (SPEAKER)
S 8 , S S1 0 ,A C
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
D
2
1
,
215
*2 : W/O WOOFER (SPEAKER)*1 : W/ WOOFER (SPEAKER)
IH18 IH19
I16
B1B3B10 B9B14B13B6B5B4B12B11
B1B3B9B10B14B13B6B5B4B12B11
AMPBACCR. RR. LF. RF. LMUTEBEEPFADE
AMP+OUTOUTGNDR. RR. LF. RF. LMUTEBEEPFADE
143151476512 1311
GND
ANT
(*1)
(*2)
ANT AMP
LGVBRWRLYGB
P–L
P–L
B–R
B–
R
P–
LP
–L
A30
R 6
AUTO ANTENNACONTROL RELAY
RADIO AND PLAYER
STEREO POWER AMPLIFIER
BS 8 , S 9A
(SH
IELD
ED
)
( SH
IELD
ED
)
7 8
8
C, S10 , D
216
RADIO AND PLAYER (w/ STEREO POWER AMPLIFIER)
S 8(A) STEREO POWER AMPLIFIER(A) 6, (A)2–GROUND : ALWAYS APPROX. 12 VOLTS(A) 3–GROUND : APPROX. 12 VOLTS WITH IGNITION SW AT ON OR ACC POSITION(A) 4–GROUND : ALWAYS CONTINUOUS
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
A30 28 R 6 29S10
C 29
F10 29 R13 30S10
D 29
F11 29 R14 30 W 2 30
F12 30 S 8 A 29
F13 30 S 9 B 29
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1H 20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IB1 36 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
ID1 36 FRONT DOOR LH WIRE AND INSTRUMENT PANEL WIRE (LEFT KICK PANEL)
IE1 36 INSTRUMENT PANEL WIRE AND FLOOR NO. 2 WIRE (LEFT KICK PANEL)
IF3 36 INSTRUMENT PANEL WIRE AND COWL WIRE (RIGHT KICK PANEL)
IH1
IH2 38 INSTRUMENT PANEL WIRE AND CONSOLE BOX WIRE (UNDER THE INSTRUMENT PANEL BRACE RH)
IH3
38 INSTRUMENT PANEL WIRE AND CONSOLE BOX WIRE (UNDER THE INSTRUMENT PANEL BRACE RH)
IL1 38 FRONT DOOR RH WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
IF 36 LEFT KICK PANEL
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
I 538 INSTRUMENT PANEL WIRE
I16 38 CONSOLE BOX WIRE
I1438 INSTRUMENT PANEL WIRE
I24 38 COWL WIRE
SERVICE HINTS
217
*2 : W/O WOOFER (SPEAKER)*1 : W/ WOOFER (SPEAKER)
218
RADIO AND PLAYER (w/o STEREO POWER AMPLIFIER)
20ARADNO. 1
7. 5ARADNO. 2
2 1E10
IB18
IF11
IE110 IE111 IF32 IF33
A4 A3 B2 B6 B1 B3 A8 A9
A7 A2 A6 A1 A5
GND FL+ FL– FR+ FR–
I 5 I 5 I14 I14
1 2 1 2
1 2 1 2
IF
ID12 ID18 IL15 IL11
LLLGLGVVPP
P V LG LLLGVP
BR
YB
L–Y
2 1 21
7 8
ANT AMP
GR
B Y R W
R W
B–R P–L
L–Y
L–Y
REAR SPEAKER LH AUTO ANTENNACONTROL RELAY
R13 A30
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
AMPANTRR–RR+RL–RL+ACCB
RADIO AND PLAYER
REAR SPEAKER RHR14
BR 4 , R 5A
F12FRONT DOOR SPEAKER LH
F13FRONT DOOR SPEAKER RH
F10 F11FRONT TWEETER(SPEAKER) LH
FRONT TWEETER(SPEAKER) RH
2
1
219
R 4(A) RADIO AND PLAYER(A) 4–GROUND : ALWAYS APPROX. 12 VOLTS(A) 3–GROUND : APPROX. 12 VOLTS WITH IGNITION SW AT ON OR ACC POSITION(A) 7–GROUND : ALWAYS CONTINUOUS
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
A30 28 F12 30 R 5 B 29
F10 29 F13 30 R13 30
F11 29 R 4 A 29 R14 30
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IB1 36 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
ID1 36 FRONT DOOR LH WIRE AND INSTRUMENT PANEL WIRE (LEFT KICK PANEL)
IE1 36 INSTRUMENT PANEL WIRE AND FLOOR NO. 2 WIRE (LEFT KICK PANEL)
IF1 36 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
IF3 36 INSTRUMENT PANEL WIRE AND COWL WIRE (RIGHT KICK PANEL)
IL1 38 FRONT DOOR RH WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
IF 36 LEFT KICK PANEL
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
I 5 38 INSTRUMENT PANEL WIRE I14 38 INSTRUMENT PANEL WIRE
7 81
2
1
2
1
2
1
2
1 2 3 4
5 6 7 8 9
1 2
3 6 1
2
1
2
GRAYA30 AR 4
BR 5
F10 F11 F12 F13
R13 R14
X
SERVICE HINTS
220
COMBINATION METER
15AHEAD(RH)(FOR USA)
7. 5AST
2 1K4
1E19 1E14
1H11 1H7
P
N
5
6
21
IF213IF16
IB12
IF21 IF24 IF114
IE11 IE12 IE13
BP15 BP13 BP11
II124II119
A2 A16 A15 B6
A7 A6 A3 A9 A8 B8 A10 A11 A13
II129
TRA
C
CR
UIS
E
HIG
HB
EA
M
WA
TE
RTE
MP
.
FU
EL
FU
EL
TA
CH
O
IJ2
13
IE EC IF
I 3
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
IJ2
9
EXT
F14
I 4
E10
C 9
P2
COMBINATION METER
FROM HEADLIGHT HI RH
FUEL SENDER
IGNITER
EN
GIN
EC
ON
TRO
LM
OD
ULE
( EN
GIN
EA
ND
ELE
CT
RO
NIC
ALL
YC
ON
TR
OLL
ED
TR
AN
SM
ISS
ION
EC
U)
CLUTCH STARTSW
PA
RK
/NE
UTR
AL
PO
SIT
ION
SW
( NE
UTR
AL
STA
RT
SW
)
Y–G
Y–B BR
BR
Y–B
Y–G
BR
Y–L
R–LOW Y–G Y–B BR
B–W
B–W
B–W
BR
BR
Y–LR
–L
W–B
W O
TO
TRA
CT
ION
EC
U
TOC
RU
ISE
CO
NTR
OL
EC
U
TO
DIM
ME
RS
W[C
OM
B.
SW
]E
NG
INE
CO
OLA
NT
TE
MP
.S
EN
DE
R( W
AT
ER
TE
MP
.S
EN
DE
R)
LH RH
TU
RN
B
(A/T)
B
(M/T)
B–W
(M/T)
R–W
(*1) B–W
G–B
G–Y
R–W
R–W
R–W
G–B
G–YB–W
( A/T
)
B
B
BR
BR
( *4)
( *3)
( *1)
( *2)
BU
LBC
HE
CK
RE
LAY
1 2 3
4 16
FROM TURN SIGNAL SW[COMB. SW]
2
1
( *2)
E4
CC10 , C11 ,C12B A
( *3)
1
TACO
221
*1 : USA*2 : CANADA
*3 : 2JZ–GTE*4 : 2JZ–GE
10APANEL
1I3
II17 II136 II11 II118 II117 II127
C4 C10 C6 C7 C8 C11
A1 C13 B7 B5 B4 A14 B2 B1
I 2
I 2
I14
A
A
EB IH EC
2
11
II133
II134
2
1
IB214
IF115
D6
P 5 J1
E 7
BR
AK
EF
LUID
LEV
EL
WA
RN
ING
SW
DIODE
ENGINE OILLEVEL SENSOR
JUN
CTI
ON
CO
NN
EC
TO
R
PARKING BRAKESW
DA
YTI
ME
RU
NN
ING
LIG
HT
RE
LAY
( MA
IN)
OIL
PKB
DELAY
COMBINATION METER
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
GR
R–B L
G–R
LG–R
G–B
G–B
LG–R
G–RL
R–BGR
BR
–W
W–B
W–B G
L–W
Y–G
R–Y
R–G
Y–G
GB
R
W–B
W–B
BR
–W
BR
–WB
–W
BR
–W
BR
–W
R–W
W–B
Y–G
( *3)
L–W
R–Y
Y–G
R–G
BR–W
BR–W
B–W (*2 *3)
B–W (*2)
G–O
G–O
BR
AK
E
P R N D 2 L
MA
ST
ER
( *1)
( *2)
( *1)
( *4)
(*4)
(*1 *3)( *2)
TO
GE
NE
RA
TO
R( A
LTE
RN
AT
OR
)
FROM A/T INDICATOR LIGHT SW[PARK/NEUTRAL POSITION SW(NEUTRAL START SW)]
1 2
18
8
B2
CC10 , C11 , C12B A
4 4
R–W
(*3)
W–B
A
222
COMBINATION METER
10AGAUGE
I14 I 8 I14 I14
I14
I14
SP
EE
D
II123
1E11
2
1B5
7. 5ADOME1E12
IF310
I 8
B12C3 C1 B9
B13 C2 C12 B10 B11
II12 II18
I14
I21
I14
IF
II15 II138
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
TO ENGINE CONTROL MODULE(ENGINE ECU)
TO CRUISE CONTROL ECU
TO PPS ECU
TO A/C AMPLIFIERTOE
NG
INE
CO
NT
RO
LM
OD
ULE
( EN
GIN
EE
CU
)
TOR
HE
OS
TA
T
TOD
IOD
E( F
OR
INT
ER
IOR
LIG
HT
)
IF2
5
II1
11
VEHICLE SPEED SENSOR(SPEED SENSOR) NO. 1(FOR COMBINATION METER)
TELLTALE LIGHT RH
ODO AND TRIP
JUN
CT
ION
CO
NN
EC
TOR
CO
MB
INA
TIO
NM
ET
ER
MA
NU
O/D
OF
F
ILLU
MIN
AT
ION
J1
V10
T 6
B
3 2
5 10 6 7 14 11
B B
1 4 81
DO
OR
G–O
G–O
G–O
G–O Y Y
Y
Y
G–O
R
L–R
W–G P BR
R–B
R–G
RL–R
L–R R
R
W–L
V–G
W–G
V–G
W–L
W–G
PP
P
BR
YY
R
W–G
P
P
P
P
W–G
L–R
Y–G
R–Y
L–W
R–G
Y–G
R–Y
L–W
Y Y
Y
Y
G–O
G–O
Y
P
P
R–B
CC
10,
C11
,C1
2B
A
2
223
*1 : USA*2 : CANADA *4 : 2JZ–GE
*3 : 2JZ–GTE
7. 5AIGN
10AECU–B
1E8 1E13
1G9
1E4 II115 II125
1E18
1J1
IE15 IF212 IF22
3 2 2 10
16 18 12 15 6 1 4 3 5 8 9
B–O
W–R
Y–R V
Y–G
B–Y
B–Y L
( *4)
L( *
3)
L–B
LG–R
L
L–W
R–
Y
L–B
Y–B
LG–R
W–B
W–
L
Y
V
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
Y–G
R–Y
L–W
Y
Y–B
IE
1TO
INT
EG
RA
TIO
NR
ELA
Y
TO
LIG
HT
FA
ILU
RE
SE
NS
OR
TO
CE
NT
ER
AIR
BA
GS
EN
SO
RA
SS
EM
BLY
TO
AB
SE
CU
TO
AB
SA
ND
TR
AC
TIO
NE
CU
TO
EN
GIN
EC
ON
TR
OL
MO
DU
LE( E
NG
INE
EC
U)
TO
TR
AC
TIO
NE
CU
OIL PRESSURESW
TELLTALE LIGHT RH TELLTALE LIGHT LH
FR
OM
TH
EF
TD
ET
ER
RE
NT
EC
U
SE
AT
BE
LT
RE
AR
LIG
HT
CH
RA
GE
SR
S OIL
LEV
EL
AB
S
OIL
TR
AC
OF
F
SE
CU
RIT
Y
MALFUNCTIONINDICATOR LAMP(CHECK ENGINE)
W–
B
O 2
T 5T 6
( *3)
224
COMBINATION METER
B 2 BRAKE FLUID LEVEL WARNING SW1–2 : CLOSED WITH FLOAT DOWN
P 5 PARKING BRAKE SW1–GROUND : CLOSED WITH PARKING BRAKE LEVER PULLED UP
O 2 OIL PRESSURE SW1–GROUND : CLOSED WITH OIL PRESSURE ABOVE APPROX. 20 KPA (2.8 PSI, 0.2 KG/CM2)
E 4 ENGINE COOLANT TEMP. SENDER (WATER TEMP. SENDER)1–GROUND : APPROX. 160–240 (50°C, 122°F)
: APPROX. 17.1–20.4 (120°C, 288°F)E 7 ENGINE OIL LEVEL SENSOR
1–2 : CLOSED WITH FLOAT UP AND ENGINE OIL TEMP. AT BELOW APPROX. 55°C (131°F)OPEN WITH FLOAT DOWN AND ENGINE OIL TEMP. AT BELOW APPROX. 60°C (140°F)
F14 FUEL SENDER1–2 : APPROX. 3 AT FUEL FULL
: APPROX. 110 AT FUEL EMPTY
C10(B), C12(A) COMBINATION METER(B) 9–GROUND : APPROX. 12 VOLTS WITH IGNITION SW AT ON POSITION(A)16–GROUND: APPROX. 12 VOLTS WITH IGNITION SW AT ST POSITION AND SHIFT LEVER AT P OR N POSITION (A/T)
12 VOLTS WITH IGNITION SW AT ST POSITION AND CLUTCH PEDAL DEPRESSED (M/T)(A) 8–GROUND : ALWAYS CONTINUOUS(A)11–GROUND : ALWAYS CONTINUOUS(A) 2–GROUND : ALWAYS APPROX. 12 VOLTS
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
B 224 (2JZ–GTE) E 4 26 (2JZ–GE) O 2 27 (2JZ–GE)
B 226 (2JZ–GE)
E 724 (2JZ–GTE)
P 225 (2JZ–GTE)
C 9 28E 7
26 (2JZ–GE)P 2
27 (2JZ–GE)
C10 B 28 E10 29 P 5 29
C11 C 28 F14 30 T 5 29
C12 A 28 I 4 27 T 6 29
D 6 28 J 1 29V10
25 (2JZ–GTE)
E 4 24 (2JZ–GTE) O 2 25 (2JZ–GTE)V10
27 (2JZ–GE)
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
4 23 R/B NO. 4 (LEFT KICK PANEL)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1B 20 ENGINE ROOM MAIN WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1G
1H
1I 20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1J
20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1K
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IB136 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IB236 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IE1 36 INSTRUMENT PANEL WIRE AND FLOOR NO. 2 WIRE (LEFT KICK PANEL)
IF136 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
IF236 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
IF3 36 INSTRUMENT PANEL WIRE AND COWL WIRE (RIGHT KICK PANEL)
II1 38 ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
IJ2 38 ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
BP1 40 FUEL GAUGE WIRE AND FLOOR NO. 2 WIRE (LUGGAGE ROOM FRONT LH)
SERVICE HINTS
225
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
EB32 (2JZ–GTE)
FRONT SIDE OF LEFT FENDEREB34 (2JZ–GE)
FRONT SIDE OF LEFT FENDER
EC32 (2JZ–GTE)
FRONT SIDE OF INTAKE MANIFOLDEC34 (2JZ–GE)
FRONT SIDE OF INTAKE MANIFOLD
IE36 LEFT KICK PANEL
IF36 LEFT KICK PANEL
IH 36 RIGHT KICK PANEL
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
I 2 38 COWL WIRE I1438 INSTRUMENT PANEL WIRE
I 338 INSTRUMENT PANEL WIRE
I2138 INSTRUMENT PANEL WIRE
I 838 INSTRUMENT PANEL WIRE
226
COMBINATION METER
228
RADIATOR FAN AND AUTOMATIC AIR CONDITIONING
1. HEATER BLOWER OPERATIONMANNAL BLOWER OPERATION
WHEN THE BLOWER CONTROL SW IS SET TO ANY BLOWER SPEEDS, THE A/C AMPLIFIER OPERATES AND THE CURRENT TO DRIVETHE BLOWER MOTOR FLOWS FROM TERMINAL BLW OF THE A/C AMPLIFIER TO TERMINAL SI OF THE BLOWER MOTOR CONTROLRELAY. THE CURRENT ACTIVATES THE RELAY AND THE VOLTAGE APPLIED TO TERMINAL +B OF THE BLOWER MOTOR CONTROLRELAY IS OUTPUT AT TERMINAL M+ AS THE VOLTAGE FOR THE SELECTED BLOWER SPEED. THE CURRENT THEN FLOWS FROMTERMINAL M+ OF THE BLOWER MOTOR CONTROL RELAY TO TERMINAL 2 → TERMINAL 1 → TERMINAL M– OF BLOWER MOTORCONTROL RELAY → TERMINAL GND → GROUND, AND THE BLOWER MOTOR OPERATES AT THE BLOWER SPEED SELECTED.
AUTO FUNCTION
WHEN THE AUTO SW IS TURNED ON, THE A/C AMPLIFIER CALCULATES THE REQUIRED VENT TEMPERATURE BASED ON THE SETTEMPERATURE AND INPUT FROM EACH SENSOR. THEN TERMINAL BLW OF THE A/C AMPLIFIER INPUTS CURRENT TO TERMINAL SIOF THE BLOWER MOTOR CONTROL RELAY IN CONFORMITY WITH THE REQUIRED VENT OUTPUT. THIS CURRENT ACTIVATES THEBLOWER MOTOR CONTROL RELAY SO THAT CURRENT FLOWS FROM TERMINAL M+ OF THE BLOWER MOTOR CONTROL RELAY →TERMINAL 2 OF BLOWER MOTOR → TERMINAL 1 → TERMINAL M– OF BLOWER MOTOR CONTROL RELAY → TERMINAL GND →GROUND, ACTIVATING THE BLOWER MOTOR. THE BLOWER MOTOR THEN OPERATES AT DIFFERENT STEPS IN CONFORMITY WITHVARIABLE CURRENT FLOW OUTPUT FROM TERMINAL BLW OF THE A/C AMPLIFIER TO TERMINAL SI OF THE BLOWER MOTORCONTROL RELAY.
2. OPERATION OF AIR INLET CONTROL SERVO MOTOR(SWITCHING FROM FRESH TO RECIRC)
WITH IGNITION SW TURNED ON, THE CURRENT FLOWS FROM HTR FUSE TO TERMINAL 2 OF AIR INLET CONTROL SERVO MOTOR→ TERMINAL 5 → TERMINAL AIR OF A/C AMPLIFIER → TERMINAL GND → GROUND, THE MOTOR ROTATES AND THE DAMPERSTOPS AT RECIRC POSITION.
(SWITCH(NG FROM RECIRC TO FRESH)
WITH IGNITION SW TURNED ON, THE CURRENT FLOWS FROM HTR FUSE TO TERMINAL 2 OF AIR INLET CONTROL SERVO MOTOR→ TERMINAL 3 → TERMINAL AIF OF A/C AMPLIFIER → TERMINAL GND → GROUND, THE MOTOR ROTATES AND THE DAMPERSTOPS AT FRESH POSITION.
3. OPERATION OF AIR VENT MODE CONTROL SERVO MOTORWITH IGNITION SW TURNED ON, THE CURRENT FLOWS FROM HTR FUSE TO TERMINAL IG OF A/C AMPLIFIER
(SWITCHING FROM DEF TO FACE)
THE CURRENT FROM TERMINAL AOF OF A/C AMPLIFIER → TERMINAL 1 OF AIR VENT MODE CONTROL SERVO MOTOR →TERMINAL 2 → TERMINAL AOD OF A/C AMPLIFIER → TERMINAL GND → GROUND. THE MOTOR ROTATES AND THE DAMPERMOVES TO FACE SIDE. WHEN THE DAMPER OPERATES WITH THE A/C SW AT FACE POSITION, THE DAMPER POSITION SIGNAL ISINPUT FROM TERMINAL 3 OF THE SERVO MOTOR TO THE TERMINAL TPO OF THE A/C AMPLIFIER. AS A RESULT, CURRENT TO THESERVO MOTOR CIRCUIT IS CUT OFF BY THE AMPLIFIER, SO THE DAMPER STOPS AT THAT POSITION.
(SWITCHING FROM FACE TO DEF)
THE CURRENT FLOWS FROM TERMINAL AOD OF A/C AMPLIFIER → TERMINAL 2 OF AIR VENT MODE CONTROL SERVO MOTOR →TERMINAL 1 → TERMINAL AOF OF A/C AMPLIFIER → TERMINAL GND → GROUND, THE MOTOR ROTATES AND THE DAMPER STOPSAT THAT POSITION.
4. OPERATION OF AIR MIX CONTROL SERVO MOTORWHEN THE TEMPERATURE SW IS TURNED TO THE “COOL” SIDE, THE CURRENT FLOWS FROM TERMINAL AMC OF A/C AMPLIFIER→ TERMINAL 1 OF AIR MIX CONTROL SERVO MOTOR → MOTOR → TERMINAL 2 → TERMINAL AMH OF A/C AMPLIFIER → TERMINALGND → GROUND AND THE MOTOR ROTATES. THE DAMPER OPENING ANGLE AT THIS TIME IS INPUT FROM TERMINAL 3 OF SERVOMOTOR TO TERMINAL TP OF A/C CONTROL ASSEMBLY, THIS IS USED TO DETERMINE THE DAMPER STOP POSITION AND MAINTAINTHE SET TEMPERATURE.
WHEN THE TEMPERATURE CONTROL SW IS TURNED TO THE “WARM” SIDE, THE CURRENT FLOWS FROM TERMINAL AMH OF A/CAMPLIFIER → TERMINAL 2 OF AIR MIX CONTROL SERVO MOTOR → MOTOR → TERMINAL 1 → TERMINAL AM1 OF A/C AMPLIFIER,ROTATING THE MOTOR IN REVERSE AND SWITCHING THE DAMPER FROM COOL TO WARM SIDE.
SYSTEM OUTLINE
229
5. AIR CONDITIONING OPERATIONTHE A/C AMPLIFIER RECEIVES VARIOUS SIGNALS, I.E., THE ENGINE RPM FROM THE IGNITER, OUTLET TEMPERATURE SIGNALFROM THE A/C THERMISTOR, COOLANT TEMPERATURE FROM THE ENGINE COOLANT TEMP. SENSOR (EFI WATER TEMP. SENSOR)AND THE LOCK SIGNAL FROM THE A/C COMPRESSOR, ETC.
WHEN THE ENGINE IS STARTED AND THE A/C SW (HEATER CONTROL SW) IS ON, A SIGNAL IS INPUT TO THE A/C AMPLIFIER. AS ARESULT, THE GROUND CIRCUIT IN A/C AMPLIFIER IS CLOSED AND CURRENT FLOWS FROM HTR FUSE TO TERMINAL 1 OF A/CMAGNETIC CLUTCH RELAY → TERMINAL 2 → TERMINAL ACMG OF ENGINE CONTROL MODULE (ENGINE ECU) → TERMINAL A/C →TERMINAL MGC OF A/C AMPLIFIER → TERMINAL GND → GROUND, TURNING THE RELAY ON, SO THAT THE A/C MAGNETIC CLUTCHIS ON AND THE A/C AMPLIFIER OPERATES.
AT THE SAME TIME, THE ENGINE CONTROL MODULE (ENGINE ECU) DETECTS THE MAGNETIC CLUTCH IS ON AND THE A/CAMPLIFIER IS OPERATING AND OPENS DIRECTION TO AVOID LOWERING THE ENGINE RPM DURING A/C OPERATING.
WHEN ANY OF THE FOLLOWING SIGNALS ARE INPUT TO THE A/C AMPLIFIER, THE A/C AMPLIFIER OPERATES TO TURN OFF THEAIR CONDITIONING.
∗ ENGINE RPM SIGNAL IS HIGH.
∗ COOLANT TEMP. SIGNAL IS HIGH.
∗ A SIGNAL THAT THE TEMPERATURE AT THE AIR OUTLET IS LOW.
∗ A SIGNAL THAT THERE IS A LARGE DIFFERENCE BETWEEN ENGINE SPEED AND COMPRESSOR SPEED.
∗ A SIGNAL THAT THE REFRIGERANT PRESSURE IS ABNORMALLY HIGH OR LOW.
230
RADIATOR FAN AND AUTOMATIC AIR CONDITIONING
7. 5AHTR
E 9
E 9
E 3
E 3
E 2
21A5 1K2
2
2 22 2 2
6 5
1 2
3
5 2
3 1
2 3
4
1 53 1
4 2
2 2 2 2
1
24
M
1
2
M
1
2
M2 1
IK13 IK12
EA11
IK11
IB41
IF1
5
IF3
13
IB2
3
EB IG EB
A2 A3
B2 B1 A1
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
R–L
R–L
R–L
R–L
R–L
R–L
W–G
L–W
L
LII1
10L L
L–W
L
L–W
L
W–B
W–B
R–L
B
R–L
R–L
L–R
L–W
W–B
L–R
L–R L
B BR W
–BW
–B
L
R–L
L–B
L–B
L–B
L–B
L–BL
W–B
W–B
W–B
W–B
W–B
W–B
L–R
W–R
LL
W–G
R–L
2 2
1 1
(*1)
(*1)
( *1)
50AHTR
30AFAN
RA
DIA
TOR
FAN
RE
LAY
NO
.2
RADIATOR FANRELAY NO. 1
HEATERRELAY
A/C
MA
GN
ET
ICC
LUT
CH
RE
LAY
A/C
SIN
GLE
PR
ES
SU
RE
SW
A/C
MA
GN
ET
ICC
LUT
CH
A4
EN
GIN
EC
OO
LAN
TT
EM
P.
SW
( WA
TER
TE
MP
.S
W)
E5
RA
DIA
TO
RF
AN
MO
TOR
R1
A/C
CO
ND
EN
SE
RF
AN
MO
TOR
A2
B 3BLOWER MOTOR
+B SI
M+ M– GND
BLOWER MOTORCONTROL RELAY
BB 4 , B 5A
E 9 : *1E20 : *2
E11 : *1E26 : *2
R 2
R3
A3
A2A3
A
EA
E 5
W–B
231
*1 : 2JZ–GTE*2 : 2JZ–GE
A
A
I15
B9 B13 C7 B15 B6 C21B16
II131 II129
IH
EA12
R–L
W–G
L–W
L
L
W–B
R–L
B–W
W–G
L–R
B–W
B–WL–
R
L–WLL
W–B
W–B
W–B
W–B
W–B
W–B
W–G
23 34 16
4
A
(*2)
ENGINE CONTROL MODULE(ENGINE AND ELECTRONICALLYCONTROLLED TRANSMISSION ECU)
E10
IGNITERI 4
JUNCTIONCONNECTOR
J 1
A/C AMPLIFIER
AA12 , A13C
GND VER1 A/C–IN BLW HR MGC IGN
EXT
(*1)
B, A14
ACMG A/C TACO
232
RADIATOR FAN AND AUTOMATIC AIR CONDITIONING
IG116 IG113 IG115 IG114IF110
I15
I15
B8 B19 B20 B17 C16 C4 C10 C11 C1 C2
A1 A6 A18 A5 B6 B3 B4
M
A9
W–B
R–L
R–L
R–
L
R–
L
G–
R
G GR
G–
R
G GR
R–
LR
–L
R–
L
R–
L
V
R–
Y
BR Y
BR
–W
G
W–B
2 5 3 4
R–
L
IG AIR AIF AIM/AMOUT L–RDEF L–DEF L–F/D L–FOOT L–B/L L–FACE
AIR INLET CONTROL SERVO MOTORA24
HEATER CONTROL SW
BH12 , H13A
A/C AMPLIFIER
AA12 , A13C
RR–DEFOG DEF F/D FOOT B/L FACE
RECIRC
FRESH
B, A14
233
*1 : 2JZ–GTE*2 : 2JZ–GE
C6 C17 C18 C19 C12 C15 C14 C3 C13 B1 B4 B3 B2 A8 A10 4 A9 B11
B12 B11 A7 A15 3 A4 A14 A17 A12 A16 B1 B10 B9 A13 B2 B7 A11 A2 A10
I12
R–B
LG–B
GR B LG P
B–W P–B R
LG–R
W–L
R–
W
G–W L–
R
Y–B
P–B
V–W L–
B
BR
–W
V–W
BR–W
V–W
A
A
L–MAUTO L–REC L–FRS L–A/C L–HI L–M3 L–M2 L–M1 L–L0 SW7 SW6 SW5 SW4 SW3 SW2 SW1 SG TSET
A/C AMPLIFIER
AA12 , A13C
AUTOREC/FRS A/C FAND–FAND+ OFF
WARM COOL
HEATER CONTROL SW
BH12 , H13A
B, A14
234
RADIATOR FAN AND AUTOMATIC AIR CONDITIONING
I12
I12 I13
I13 I13 I13
I19I14I12
2
1
2
1
2
1
2
1
2
1
IB611 IB63 II120
II126IF37 IF38
IG16 IG13 IG17 IG11IG111
IG14
IG1
5
2
1
M
A2 A17 A5 A6 C22 B10 A7 C8 C9A16
BR–W
V–WV–W
BR–W
V–W
BR–WBR–W
BR–W
V–W V–W V–W V–W
BR
–W
Y–G Y–L
V–W
BR
–W
V–W
V–W P–B
V–W
V–W LG
V–W
L–Y
Y–
L
W
V–W
LG–R
LG–R WY
–L
L–Y
LGG–Y
G–Y
P–B
Y–
L
Y–G
BR
–W
V–W
P–B
V–W
V–W G–Y
G–Y
V–W
V–W LG
BR
–W
Y–L W
5 3 4 2 1
P–B
V–W
S5 TS TR TAM LOCK–IN TPO TE AOD AOFTW
A/C
RO
OM
TE
MP
.S
EN
SO
R
A16
A/C
SO
LAR
SE
NS
OR
A17
A/C
AM
BIE
NT
TE
MP
.S
EN
SO
R
A1
A/C
LOC
KS
EN
SO
R[A
/CM
AG
NE
TIC
CLU
TC
H]
A4
AIR VENT MODECONTROL SERVO MOTOR
A26
A/C
EV
AP
OR
ATO
RT
EM
P.
SE
NS
OR
A15
EN
GIN
EC
OO
LAN
TT
EM
P.
SE
NS
OR
( WA
TE
RTE
MP
.S
EN
SO
R)
( FO
RA
/CS
YS
TE
M)
E11
A/C AMPLIFIER
AA12 , A13C
DEF
FACE
V–W
B, A14
235
*2 : 2JZ–GE*1 : 2JZ–GTE
10AECU–B
15ACIG
10AGAUGE
1E13 1E2 1H12
4 4
5 2
3 1
4 4
I14 I14
I14
IG18 IG19 IG12 IF18 IF36
II18 II123
M
A18 A3 A1 B7 C20 B18 A11 A14
1E
12
II1
2
IB612
EA
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
V–W
Y
Y
Y
L–R L–R
L–Y
W–R
L–R Y
Y Y
Y
R YL–R
Y
BR
–W
G–W
V–W V
R–Y
G–W V
R–Y
G–W V
R–Y
W–R
L–R B P L–Y
L–Y
P L–R
W–B
4 3 5 2 1
6 5 3
1
2 1
W–L
B
TP AMH AMC +B ACC RDEFGR SPEED PSW
AIR MIX CONTROLSERVO MOTOR
SP
EE
DO
ME
TER
[CO
MB
.M
ETE
R]
A25
TELL
TALE
LIG
HT
RH
T6 V
EH
ICLE
SP
EE
DS
EN
SO
R( S
PE
ED
SE
NS
OR
)N
O.
1( F
OR
CO
MB
INA
TIO
NM
ETE
R)
V10
A/C
DU
AL
PR
ES
SU
RE
SW
ODO ANDTRIP
A/C AMPLIFIER
AA12 , A13C
WARM
COOL
B
RE
AR
WIN
DO
WD
EFO
GG
ER
RE
LAY
IF
A9
A11 B11
A10
A4B1
B2A1
(*1)
(*1)(*2)
(*2)
BA
3,
AB
C10
,C12
A
B, A14
BR
BR
R
236
RADIATOR FAN AND AUTOMATIC AIR CONDITIONING
A 4 A/C MAGNETIC CLUTCH4 – GROUND: APPROX. 3.7
A 3(A) A/C DUAL PRESSURE SW [A/C TRIPLE PRESSURE SW] (2JZ–GTE)(A) 1–(A) 4 : OPEN ABOVE APPROX. 225 KPA (33 PSI, 2.3 KG/CM2) OR 3140 KPA (458 PSI, 32 KG/CM2)
A 3(B) A/C DUAL PRESSURE SW (2JZ–GE)(B) 1–(B) 2 : OPEN ABOVE APPROX. 225 KPA (33 PSI, 2.3 KG/CM2) OR 3140 KPA (458 PSI, 32 KG/CM2)
A12(C), A13(A), A14(B) A/C AMPLIFIER+B – GROUND: ALWAYS APPROX. 10–14 VOLTSIG – GROUND: APPROX. 10–14 VOLTS WITH IGNITION SW AT ON POSITION
HR – GROUND: APPROX. 10–14 VOLTS WITH IGNITION SW AT ON POSITION AND DO NOT TURN THE BLOWER MOTORBELOW 1 VOLTS WITH IGNITION SW AT ON POSITION AND TURN THE BLOWER MOTOR
ACC – GROUND: APPROX. 10–14 VOLTS WITH IGNITION SW AT ACC OR ON POSITIONTW – GROUND: 10–14 VOLTS AT START THE ENGINE AND MAX. COLD POSITION OF A/C TEMP. CONTROL SW
BELOW 1 VOLTS AT START THE ENGINE AND MAX. WARM POSITION OF A/C TEMP. CONTROL SWMGC – GROUND: BELOW 1 VOLTS AT START THE ENGINE, PUSH THE A/C AUTO SW AND A/C SW ON POSITION
10–14 VOLTS AT START THE ENGINE, PUSH THE A/C AUTO SW AND A/C SW OFF POSITIONBLW – GROUND: 1.0–3.0 VOLTS WITH THE IGNITION SW ON AND TURN THE BLOWER MOTOR
S5 – GROUND: 4–6 VOLTS WITH THE IGNITION SW ONSG – GROUND: ALWAYS CONTINUOUS
AMH – AMC 13–19 VOLTS WITH IGNITION SW OFFAOF – GROUND: APPROX. 12 VOLTS WITH FACE SW ONAOD – GROUND: APPROX. 12 VOLTS WITH DEF SW ONGND – GROUND: ALWAYS CONTINUOUS
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
A 124 (2JZ–GTE) A17 28 H12 A 29
A 126 (2JZ–GE) A24 28 H13 B 29
A 2 24 A25 28 I 4 27
A 3A 24 (2JZ–GTE) A26 28 J 1 29
A 3B 26 (2JZ–GE) B 3 28 R 1 25
A 424 (2JZ–GTE) B 4 A 28 R 2 25
A 426 (2JZ–GE) B 5 B 28 R 3 25
A12 C 28 C10 A 28 T 6 29
A13 A 28 C12 B 28V10
25 (2JZ–GTE)
A14 B 28 E 5 24V10
27 (2JZ–GE)
A15 28 E10 29
A16 28 E11 29
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
4 23 R/B NO. 4 (LEFT KICK PANEL)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1A 20 ENGINE ROOM MAIN WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1H20 COWL WIRE AND J/B NO 1 (LEFT KICK PANEL)
1K20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
EA132 (2JZ–GTE)
ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO 2)EA134 (2JZ–GE)
ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO. 2)
IB2 36 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IB436 ENGINE ROOM MAIN WIRE AND COWL WIRE (RIGHT KICK PANEL)
IB636 ENGINE ROOM MAIN WIRE AND COWL WIRE (RIGHT KICK PANEL)
IF1 36 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
IF3 36 INSTRUMENT PANEL WIRE AND COWL WIRE (RIGHT KICK PANEL)
IG1 38 INSTRUMENT PANEL WIRE AND COWL NO. 3 WIRE (BEHIND HEATER CONTROL SW)
II1 38 ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
IK1 38 COWL NO. 4 WIRE AND COWL WIRE (RIGHT KICK PANEL)
SERVICE HINTS
237
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
EA32 (2JZ–GTE)
FRONT SIDE OF RIGHT FENDEREA34 (2JZ–GE)
FRONT SIDE OF RIGHT FENDER
EB32 (2JZ–GTE)
FRONT SIDE OF LEFT FENDEREB34 (2JZ–GE)
FRONT SIDE OF LEFT FENDER
IF 36 LEFT KICK PANEL
IG36 RIGHT KICK PANEL
IH36 RIGHT KICK PANEL
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
E 2 E26 34 ENGINE WIRE
E 332 ENGINE ROOM MAIN WIRE
I12 38 INSTRUMENT PANEL WIRE
E 532 ENGINE ROOM MAIN WIRE
I13 38 COWL NO. 3 WIRE
E 9 I14
E11 32 ENGINE WIRE I15 38 INSTRUMENT PANEL WIRE
E20 34 ENGINE ROOM MAIN WIRE I19
38 INSTRUMENT PANEL WIRE
238
RADIATOR FAN AND AUTOMATIC AIR CONDITIONING
240
GROUND POINT
FRONT FOG LIGHT ANDPARKING LIGHT RH
EFI NO. 2 RELAY
EFI MAIN RELAY
HEATER RELAY
FRONT WIPER MOTOR
A/C CONDENSER FANMOTOR
BRAKE FLUID LEVELWARNING SW
TRACTION PUMP ANDMOTOR
COMBINATION METER
ENGINE OILLEVEL SENSOR
NOISE FILTER
IGNITER
FRONT FOG LIGHT ANDPARKING LIGHT LH
FRONT SIDE MARKERLIGHT LH
DAYTIMERUNNINGLIGHT RELAYNO. 3
FRONT SIDE MARKERLIGHT RH
ENGINE HOODCOURTESY SW
FRONT TURN SIGNALLIGHT LH
FRONT TURN SIGNALLIGHT RH
HEADLIGHT LO RH
HEADLIGHT LO LH
ABS RELAY
A/C DUAL PRESSURESW
ABS SOLENOIDRELAY
TRACTION SOLENOIDRELAY
ABS ACTUATOR
E 2
E 5
E 8E 8
E 2 E 2
E20
2
2
2
5
5
EB EA
HEATED OXYGENSENSOR (SUB)
HEATED OXYGENSENSOR (MAIN)
ED
EC
II1
24
I17
E16 I17
I11
IJ118
(E1)
(E01)
(E02)
IC1
8
W–B
W–B
W–B
W–B W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
BR
BR
BR
BR
BR
BR
W–B
W–B
(*4)W–B
(*3)
W–B
(*3)
W–B
(*1)
W–B
(*4)
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
BR BR
BR
BR
BR
BRBR
BR
BR
BR
BR
BR
W–B
(*3)
W–B
W–B
(* 3)
E 7 : *3E20 : *4
E 2 : *3E18 : *4
E 2 : *3E18 : *4
E 2 : *3E18 : *4
E 5 : *3E19 : *4
DAYTIME RUNNINGLIGHT RELAYNO. 3
RADIATOR FAN MOTOR
E11 : *3E24 : *4
W–B
W–B
W–B
W–B
W–B
(*1)
E 2 : *3E18 : *4
W–B
(*3)
(–S)
(–S)
DATA LINK CONNECTOR 2(TDCL)
DATA LINK CONNECTOR 1(CHECK CONNECTOR)
RADIATOR FANRELAY NO. 2
(E)
ENGINE COOLANT TEMP.SW (WATER TEMP. SW)
(–S)E 3
W–B
W–B
W–B
W–B
W–BW–B
W–B
W–B
BR
E 2 : *3E18 : *4
(L) E 8W–B
(*1)
(*3)
(*3) (*3)
(*3)
(*3)
(*3)
(*3)
(*3)
(*3)
ENGINE CONTROLMODULE(ENGINE ANDELECTRONICALLYCONTROLLEDTRANSMISSION)
W–B
241
*4 : 2JZ–GE* 2 : USA* 1 : CANADA *3 : 2JZ–GTE
SUB HEATED OXYGENSENSOR(FOR CALIFORNIA)
VOLUME AIR FLOW(AIR FLOW METER)
POWER STEERINGPRESSURE SW
DOOR LOCK MOTOR ANDDOOR UNLOCKDETECTION SW LH
ROOM LIGHT SW[DOOR KEY LOCK ANDUNLOCK SW LH]
DOOR KEY LOCK ANDUNLOCK SW LH
REMOTE CONTROLMIRROR AND MIRRORHEATER LH
POWER WINDOW MASTERSW
PERSONAL LIGHT
CENTER AIRBAGSENSOR ASSEMBLY
POWER MAIN RELAY
INTEGRATION RELAY
LIGHT CONTROL SW[COMB. SW]
DIMMER SW[COMB. SW]
DAYTIME RUNNINGLIGHT RELAY NO. 3
HEATED OXYGENSENSOR(FOR CALIFORNIAON FRONT SIDE)
HEATED OXYGENSENSOR(FOR CALIFORNIAON REAR SIDE)
(E1)
CRUISE CONTROLECU
KICK DOWN SW
CRUISE CONTROLH SW[COMB. SW]
UNLOCK WARNING SW
KEY INTERLOCKSOLENOID
WIPER AND WASHER SW[COMB. SW]
RHEOSTAT
REMOTE CONTROLMIRROR SW
TELLTALE LIGHT LH
TURN SIGNALFLASHER
I11 I17 E27
E28
I17
I 4
I 9
I 2
I 2
I 3
I 3
I 1
B 1
B 1
B 1
B 1
IJ1
18
IC1
8
ED
1H
13
1K
12
1E
18
1J
1
1K
6
1D
10
1F
6
1G
3
IG
4
1K
5
E28
E27
4
IE
(E01)
(E02)
W–B
W–B
IB5
13W–B
(* 1)
W–B
(* 1)
(*4)
BR BR BR BR BR BR
BR
BR
BR
BR
BR
BR
BR
BR
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–BW–B
W–B
W–B
W–B
BR
BR
BR
BR
BR
W–B
W–B
W–
B
(E1)
(E2)
W–
BW
–B
W–B
W–B
W–B
DATA LINK CONNECTOR 2(TDCL)
DATA LINK CONNECTOR 1(CHECK CONNECTOR)
ENGINE CONTROLMODULE(ENGINE ANDELECTRONICALLYCONTROLLEDTRANSMISSION)
(A/T)
242
GROUND POINT
STEREO POWERAMPLIFIER
COMBINATION METER
TELLTALE LIGHT RH
FUEL SENDER
RADIO AND PLAYER
BLOWER MOTORCONTROL RELAY
SEAT HEATER RELAY(FOR PASSENGER’ SSEAT)
SEAT HEATER (FORPASSENGER’ S SEAT)
BUCKLE SW RH
DOOR COURTESY SW RH
HIGH BEAM INDICATORLIGHT [COMB. METER]
TRAC OFF SW
TRACTION ECU
ABS LATERALACCELERATIONSENSOR
SHIFT LOCK ECU
ELECTRONICALLYCONTROLLEDTRANSMISSIONPATTERN SELECT SW
O/D MAIN SW
SEAT HEATER SW
DAYTIME RUNNINGLIGHT RELAY (MAIN)
(EP)
(GND)
HEATER CONTROL SW
CIGARETTE LIGHTER
CLOCK
GLOVE BOX LIGHT SW
AUTO ANTENNACONTROL RELAY
THEFT DETERRENT ECU
PPS ECU
DOOR LOCK CONTROLSW RH
DOOR KEY LOCK ANDUNLOCK SW RH
DOOR LOCK MOTOR ANDDOOR UNLOCKDETECTION SW RH
REMOTE CONTROLMIRROR AND MIRRORHEATER RH
IG
IH
I 8
I 3
I24 I24 I23
I23
I 4
I20
I11
I18
I 9
I 9
I21
I21
B 2
B 2
I15
B 2IL1
16
IF3
11
IE1
3
BP1
3
IK1
1
IF1
14
I18
I18
I18
I11
IF
I14
(E2)
(VER1)
COMBINATIONMETER
A/CAMPLIFIER
W–B
(*2)
W–B
(* 1)
W–B
(*1)W–B
(* 2)
W–B
(*3)
W–B
(*3)
W–B
(A/T)
W–B
(* 1)
W–B
(* 1)
W–B
(* 1)
W–B
(* 1)
W–B
(* 1)
W–B
(*1)
W–B
(*1)
W–B
(* 3)
W–B
W–B
W–B
W–B
R–L W–B
W–B W–B
W–B
W–B
W–B
W–BW–BW–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
BR
BRBR
BR
BR
BR BR
BR
A
A
A
A
A
A
AA
BR
BR
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B W–B
W–B
W–B
JUNCTIONCONNECTOR
J 1
I11 : *3I 4 : *4
I11 : *3I18 : *4
(*1) (* 1)
(* 6)
( *5)
BR
(GND)
(GND)
(GND)
ABS ECU(*4)
ABS ANDTRACTIONECU (* 3)
I10
W–B
W–B
(A/T)
(A/T)
A
243
SEAT HEATER RELAY(FOR DRIVER’ S SEAT)
SEAT HETER(FOR DRIVER’ S SEAT)
HIGH MOUNTED STOPLIGHT
REAR COMBINATIONLIGHT LH
DOOR COURTESY SW LH
LICENSE PLATELIGHT
BUCKLE SW LH
FUEL PUMP
REAR SIDE MARKERLIGHT RH
REAR COMBINATIONLIGHT RH
LUGGAGE COMPARTMENTKEY UNLOCK SW
REAR SIDE MARKERLIGHT LH
LIGHT FAILURESENSOR
FUEL PUMP ECU
B 9
B 9
B 3
B 3
B 3
B 3
I 7
B 6
B 5
B 6
B 5
B 7
B 7
BI BJ
BM12
BQ12BO1
3
W–B
W–B
W–B
W–B
W–B W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
(*1)
W–B
(*1)
W–B
W–
BW
–B
W–
BW
–BW
–B
W–B
W–
BW
–B
W–
BW
–B
W–
B
W–
BW
–B
W–
B
W–
B
BP1
2
* 1 : CANADA* 2 : USA
* 6 : W/O STEREO POWER AMPLIFIER* 5 : W/ STEREO POWER AMPLIFIER
* 3 : 2JZ–GTE* 4 : 2JZ–GE
POWER SEAT CONTROLSW(FOR DRIVER’ SEAT)
W–
B
244
GROUND POINT
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
J 1 29
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT
4 23 R/B NO. 4 (LEFT KICK PANEL)
5 23 R/B NO. 5 (ENGINE COMPARTMENT RIGHT)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1D 20 FRONT DOOR LH WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1E 20 INSTRUMENT PANEL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1F 20 ROOF WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1G
1H20 COWL WIRE AND J/B NO 1 (LEFT KICK PANEL)
1J20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1K
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IB5 36 ENGINE ROOM MAIN WIRE AND COWL WIRE (RIGHT KICK PANEL)
IC1 36 FLOOR NO. 2 WIRE AND COWL WIRE (LEFT KICK PANEL)
IE1 36 INSTRUMENT PANEL WIRE AND FLOOR NO. 2 WIRE (LEFT KICK PANEL)
IF1 36 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
IF3 36 INSTRUMENT PANEL WIRE AND COWL WIRE (RIGHT KICK PANEL)
II1 38 ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
IJ1 38 ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
IK1 38 COWL NO. 4 WIRE AND COWL WIRE (RIGHT KICK PANEL)
IL1 38 FRONT DOOR RH WIRE AND INSTRUMENT PANEL WIRE
BM1 40 BACK DOOR NO. 1 WIRE AND FLOOR NO. 2 WIRE (LEFT SIDE OF PACKAGE TRAY TRIM)
BO1 40 BACK DOOR NO. 2 WIRE AND BACK DOOR NO. 1 WIRE
BP1 40 FUEL GAUGE WIRE AND FLOOR NO. 2 WIRE (LUGGAGE ROOM FRONT LH)
BQ1 42 FLOOR NO. 2 WIRE AND SEAT WIRE (UNDER THE FRONT LH SEAT)
: GROUND POINTS
CODE SEE PAGE GROUND POINTS LOCATION
EA32 (2JZ–GTE)
FRONT SIDE OF RIGHT FENDEREA34 (2JZ–GE)
FRONT SIDE OF RIGHT FENDER
EB32 (2JZ–GTE)
FRONT SIDE OF LEFT FENDEREB34 (2JZ–GE)
FRONT SIDE OF LEFT FENDER
EC32 (2JZ–GTE)
FRONT SIDE OF INTAKE MANIFOLDEC34 (2JZ–GE)
FRONT SIDE OF INTAKE MANIFOLD
ED32 (2JZ–GTE)
REAR SIDE OF INTAKE MANIFOLDED34 (2JZ–GE)
REAR SIDE OF INTAKE MANIFOLD
IE36 LEFT KICK PANEL
IF36 LEFT KICK PANEL
IG36 RIGHT KICK PANEL
IH36 RIGHT KICK PANEL
BI 40 LEFT QUARTER PILLAR
BJ 40 LOWER BACK PANEL CENTER
245
: SPLICE POINTS
CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS CODE SEE PAGE WIRE HARNESS WITH SPLICE POINTS
E 2 I 9
E 3 I10 38 COWL WIRE
E 5 32 ENGINE ROOM MAIN WIRE I11
COWL WIRE
E 7
ENGINE ROOM MAIN WIRE
I1438 INSTRUMENT PANEL WIRE
E 8 I1538 INSTRUMENT PANEL WIRE
E1132 ENGINE WIRE
I16 38 CONSOLE BOX WIRE
E1632 ENGINE WIRE
I17 38 ENGINE WIRE
E18 I18 38 COWL WIRE
E19 34 ENGINE ROOM MAIN WIRE I20 38 COWL WIRE
E20
ENGINE ROOM MAIN WIRE
I21 38 INSTRUMENT PANEL WIRE
E24 I2338 COWL WIRE
E27 34 ENGINE WIRE I2438 COWL WIRE
E28
ENGINE WIRE
B 1 40 FRONT DOOR LH WIRE
I 138 COWL WIRE
B 2 40 FRONT DOOR RH WIRE
I 238 COWL WIRE
B 3
I 3 38 INSTRUMENT PANEL WIRE B 540 FLOOR NO 2 WIRE
I 4 38 COWL WIRE B 640 FLOOR NO. 2 WIRE
I 7 38 FLOOR NO. 2 WIRE B 7
I 8 38 INSTRUMENT PANEL WIRE B 9 42 SEAT WIRE
246 HOW TO USE THIS MANUALO
VE
RA
LL ELE
CT
RIC
AL W
IRIN
G D
IAG
RA
M
Junction Block (The number in the circle is theJ/B No. and connector code is shown besideit). Junction Blocks are shaded to clearly separate them from other parts (different junc-tion blocks are shaded differently for furtherclarification.).Example:
Indicates related system.Indicates the wiring harness and wiring har-ness connector. The wiring harness with maleterminal is shown with arrowsOutside numerals are pin numbers.
is used to indicate different wiring and connector, etc. when the vehicle model, enginetype, or specification is different.Indicates a shielded cable.
Indicates and located on ground point.The same code occuring on the next pageindicates that the wire harness is continuous.
System TitleIndicates the wiring color.Wire colors are indicated by an alphabetical code.B = Black L = Blue R = RedBR = Brown LG= Light Green V = VioletG = Green O = Orange W = WhiteGR= Gray P = Pink Y = Yellow
The first letter indicates the basic wire color andthe second letter indicates the color of the stripe.
Indicates the connector to be connected to apart (the numeral indicates the pin No.)The position of the parts is the same as shownin the wiring diagram and wire routing.Indicates the pin number of the connector. The numbering system is different for femaleand male connectors.
The numbering system for the overall wiring dia-gram is the same as above.Indicates a Relay Block. No Shading is used andonly the Relay Block No. is shown to distinguishit from the J/B.
247
Remote Control Mirror
Seat Heater (for Canada)
SRS (SupplementalRestraint System)
Shift Lock
Starting
Theft Deterrent andDoor Lock Control
Turn Signal and HazardWarning Light
Unlock and Seat BeltWarning
Headlight
Horn
Illumination
Interior Light
Light Auto Turn Off
Power Seat
Power Source
Power Window
PPS (ProgressivePower Steering)
Radio and Player
ABS (Anti–Lock BrakeSystem)
Auto Antenna
ABS and Traction Control
Back–Up Light
Charging
Cigarette Lighter
Combination Meter
Cruise Control
Electronically ControlledTransmission and A/TIndicator
Engine Control
Fog Light 5–4
17–3
25–3
21–1
1–4
16–8 (for 2JZ–GE)
24–4
18–3
19–3
23–3 (w/ StereoPower Amplifier)24–2 (w/o StereoPower Amplifier)
1~26–1
20–3
12–2
12–4
11–2
8–3
10–3
13–3
21–2
9–2
14–3
1–2
7–4
Taillight
11–4
21–4
7–2
10–2
SYSTEM INDEX
Stop Light
248
Clock 20–3
15–8 (for 2JZ–GTE)
Electric Tension Reducer 20–4
16–3 (for 2JZ–GE)15–3 (for 2JZ–GTE)
Front Wiper and Washer 22–4
4–3 (for 2JZ–GE)3–3 (for 2JZ–GTE)
6–3 (for Canada)5–3 (for USA)
Ignition
9–4
2–4 (for 2JZ–GE)2–2 (for 2JZ–GTE)
Radiator Fan andAutomatic AirConditioning
26–3
Remote Window Defoggerand Mirror Heater
20–2
Rear Wiper and Washer 22–2
OV
ER
ALL E
LEC
TR
ICA
L WIR
ING
DIA
GR
AM
1 2 3 4
1 SUPRA ELECTRICAL WIRING DIAGRAM
7
ACC
IG1
ST1
IG2
AM1 4
8
32 AM2
2 2
2
2
2
1J6
1J4
2
1
5
3
2
1K4
2A
2
2
1
2 IJ1
IJ213
1J3 1J5
1E8 1E12
34 II1 23 II1
2 EA3
EA24
1 B
B A
A
A
L
IG
S
IJ29
3 EA1
4 IB1
2
1 B1A
I19IGNITION SW
50A AM1(for USA)60A AM1(for Canada)
50AMAIN
STARTERRELAY
7. 5AALT–S
120AALT
30AAM2
BATTERY[
STARTER
To Theft DeterrentECU<14–4>
To Engine Control Module(Engine and ElectronicallyControlled Transmission ECU)
<3–5><4–8><15–2><16–2>
To CombinationMeter<25–6>
C 9CLUTCHSTART SW(M/T)
7. 5AST
P
N
P 2PARK/NEUTRALPOSITION SW(NEUTRALSTART SW)
(A/T)
7. 5AIGN
10AGAUGE
T6
CH
AR
GE
WA
RN
ING
LIGH
T[TELLTA
LELIG
HT
RH
]
(*1)
(*2)
1
2
3
G 1 B , G 2 A
GENERATOR(ALTERNATOR)
1
1 2 3
BG 1 AG 2 BLACK
GENERATOR(ALTERNATOR)
S 2 A , S 3 B
1
1
STARTER
AS 2 BS 3 BLACK
WWW W
W–R
W–R
BB
BB–W
B–WB
BB
B L–O
B
B
L–O B
B
B–O
Y–G
Y
WB–Y
B–O
W W
W W Y–G Y W
Y–GB–WB–W
B B–W
B
B
(A/T )
(M/T )
(M/T )
(M/T )
(M/T )
(A/T)(A/T)
(A/T)(A/T)
(M/T)
3
6
2 2 2
2
1 1 1 1
1
2
125
B–Y
B–W
B–O
B–W
1
1 EA3
EA21
6 IB2
IB38(*1) (*1)
(*2) (*2)
B
*2 : 2JZ–GE*1 : 2JZ–GTE
ToD
aytime
Running
LightRelay (M
ain )<
6–1>
B
(A/T )
Y–G
FromC
ombination
Meter<
25–5>
Y–G
W
W
ChargingStartingPower Source
1B4
W
*3 : Canada
(*3)
OV
ER
ALL E
LEC
TR
ICA
L WIR
ING
DIA
GR
AM
1 2 3 4
2 SUPRA
2 IG2AM2 3
IJ11
IJ19
4 IB1
2
2A
2
1
2
1
2
1
2
1
2
1
2
1
2 A 6 B 5 B 4 B 10 B 11 B 12 B
1 A 1 B 2 B 3 B 9 B 8 B 4 A3 A7 B2
1
2
1
EC EC
+B IGC1 IGC2 IGC3 IGC4 IGC5 IGC6
TACH IGT1 IGT2 IGT3 IGT4 IGT5 IGT6 IGF
+B
IGT
EXT
IGF
C–
NE G1 G2 G–
IGNITER
I6IGN
ITION
CO
ILN
O.1
I7IGN
ITION
CO
ILN
O.2
I8IGN
ITION
CO
ILN
O.3
I9IGN
ITION
CO
ILN
O.4
I10IG
NITIO
NC
OIL
NO
.5
I11IG
NITIO
NC
OIL
NO
.6
IGNITER
D 4DISTRIBUTOR
N 1NOISEFILTER
ToD
ataLink
Connector1
(Check
Connector )<
3–3>
To Engine Control Module(Engine and ElectronicallyControlled Transmission ECU)
<3–5>
I 5IGNITIONCOIL
N 1NOISEFILTER
ToE
ngineC
ontrolModule
(Engineand
ElectronicallyC
ontrolledTransm
issionE
CU
)<
4–7>
ToTachom
eter[C
omb.
Meter]
<25–6>
ToEngine
ControlM
odule(E
ngineand
Electronically
Controlled
Transmission
ECU
)<
4–7>
Front side ofintake manifold
Front side ofintake manifold
BR BR
B R W
R–Y
R–W
BR
BR
R–Y
L–O
P–B
GR
–G
GR
–B
B–O
R–W
G
B–O
L–Y Y Y–B
Y–G
Y–R
B
B–O
B–O
B–O
B–O
B–O
B–O
B–W
B–R
B–O
B–O G
B–O
B–O
W–R
W–R
B–O
B
B–O B–O (2JZ–GE)
B–O B–O (2JZ–GE)B–O
B–OB–OB–OB–OB–OB–O
B–O
B–O
B–OI19IGNITION SW
IGNITER
1 23 4
AI 2 BLACK
1 2 3 4 5 6
7 8 9 11 1210
BI 3 BLACK
(2JZ–GTE )
1 2 3 4
30AAM2
BATTERY
GND
2 1
B–O
I 2 A , I 3 B
1
1 2 3 4 5
CI 4 BLACK
3 C 4 C 5 C
2 C 1 C
I 4 C
B–W
To
A/C
Am
plifier<
26–5>
B–W
1
2
ToData
LinkC
onnector1(C
heckC
onnector )<
4–2>
B–W
Power Source Ignition (for 2JZ–GTE) Ignition (for 2JZ–GE)
MEMO
OV
ER
ALL E
LEC
TR
ICA
L WIR
ING
DIA
GR
AM
1 2 3 4
3 S UP R A (Cont. next page )
7
ACC
IG1
ST1
IG2
AM1 4
8
32 AM2
2
1
5
35
2
1
2
2
1J4
2 2 2 2
2 2
4 EA1
8 EA1
5 EA2
11 IC2 12 IC2 7 IC2
2 BP1
5
4
M
6 BP1
9 IJ1
4 IB1
4 IJ1 12 IJ1 8 IJ1
IC210
IJ16
IJ15
IJ117
IJ113
IF17
EA22
1B4
2 2 2 2
EB BI
1
2
1
2
1
2
1
2
1
2
1
2
Left quarter pillarFront side ofleft fender
120AALT
30AEFIN
O.2
30AEFIN
O.1
30AA
M2
50AAM
1 (forU
SA )
60AAM
1 (forC
anada )
15 II1
13 II1 13 IJ21J5 1J3 1J6
1E12
IJ118
EDRear side ofintake manifold
10AG
AUG
E
7.5AIG
N
7.5AST
B–O
B–R
L–O
W–B
B–R L–R
O
W
P–B
V–G
L–B
BR
LG
P–G
Y–L
GR–R
L–R
Y–L
P–G
LG
L–B
B–R
W–B
8 5 6 2
15 16 22
1
5 23 8 12
91
10
17
4
14
12
8
3
7
2
1
5
L–RG
V–WLW
–B
V–W G
R–L
Y L
Y–L
LG
L–R
G
V–W
L–O
V–G
B–Y
B–Y
B–R
B–R
B–R
B–O
B–Y
GR
B–W
B–Y
GR
B–YL–O
W–R
W–R
WW
B–O
B–Y
B–Y
B–R
B–O
B–Y
W–B
3
EFIN
O.2
RELAY
EFIMA
INR
ELA
Y
(Short Pin)
E FPC DI FP
AB
OX2 TS WA
WB
F14FU
ELPU
MP
D 5DATA LINKCONNECTOR 2(TDCL)
D 1DATA LINKCONNECTOR 1(CHECKCONNECTOR)
FromABSSolenoidRelay<19–2>
ECT
A/D
TRC
TC
ABS
FromO
/DM
ainSW
<15–5>
FromC
ruiseC
ontrolEC
U<
17–2>
From TractionECU<19–4>
From ABS and TractionECU<19–7>From Cruise ControlECU<17–2>From Center AirbagSensor Assmbly<13–3>
From ABS and TractionECU<19–8>
W
E1
ENG
TE2
TE1
TTI19IGNITION SW
F15FUEL PUMP ECU
+B
AB
2 3 4 8 7 6
1
L BR R
G B–Y
WR
–BR
R–W
R–G
R–Y
R–L
W–B
W–B
W–B
B
B–R
V–W G
#10 #20 #30 #40 #50 #60
S 1SFI RESISTOR(EFI RESISTOR)
I12IN
JECTO
RN
O.1
I13IN
JECTO
RN
O.2
I14IN
JECTO
RN
O.3
I15IN
JECTO
RN
O.4
I16IN
JECTO
RN
O.5
I17IN
JECTO
RN
O.6
(SHIELD
ED
)
BATTERY
+B
From CenterAirbag SensorAssembly<13–3>
19
3
4
2
LGP–GY–L
GR–R(A/T)B–RB–OGR
B–W(A/T)B–YW
BRBR
BR
BR
W L–B
L–B BR
BR
B–O B
B
T5
MALFU
NC
TION
IND
ICA
TOR
LAM
P (CH
EC
KE
NG
INE
WAR
NIN
GLIG
HT )
GR
–R
Y–L
P–G
LG
IG–
(SHIELD
ED
)
3TE1 +B OX1
(SHIELDED)
(SHIELDED)R–LR–YR–GR–W
RR–BB–RV–W
GL–BR–LBR
BR
L–B
BR
FromIgniter
<2–2>
FromA
BSand
TractionEC
U<
19–7>
FP E1
1
11 1 1
2
2 222
B–Y
BE 9 DARK GRAY
AE10 DARK GRAY
ENGINE CONTROL MODULE(Engine and ElectronicallyControlled Transmission ECU)
1E8 1K45 IB1
2A1
FromC
enterAirbag
SensorAssem
bly<13–3>
FromA
BSand
TractionEC
U<
19–8>From
Cruise
ControlE
CU
<17–1>
P–B
11
TC
FromA
BSand
TractionE
CU
<19–4>
13
VF1
B–R
Y
B–Y
2
2
W
(A/T)
Engine Control (for 2JZ–GTE)Power Source
(A/T )
5 6 7 8
3 SUPRA (Cont’ d )
2
1
2
1
2
1
2
1
2
1
B B B B A A A B B B B B A A B A B B B B B
B B A A A B B B B B B B A B B B B A A B B B B B B B B A B
1 2
1 2
1 2
4 IJ2
14 IJ2 5 IJ2
A
10 IC19 IC1 12 IC1
IC14
IC18
20 IJ12
1
2
1
A A B B B B B A B B B
B A B B B B B B A A A A B B B
1 2
1 2
1 2
1
1
EDRear side ofintakemanifold
5 2
47 72 6 21 22 57 56 55 54 53 52 58 31 35 33 34 32 12 34 75 74 15 16 17 18 19 20 11 50 49
2
1
4 2
48 71 77 29 19 20 17 240 39 38 73 60 1 24 76 33 44 24 46 63 42
3 1
23 26 6 25 5 27 7 27 26 14 38 69 80 79
3 4 2 5
3212343
1 41
A
A
A
3164
15 16 62 41 43 64 65 4 45 66 28
BRLG
P–GY–LGR–RB–RB–OGR
(A/T)B–YW
B–R B–R B–R B–R B–R
BR–B
BR–B
W
B–L
B–R
B
LG
P–G
Y–L
GR
–R(A
/T ) P
G–B G
–Y
G–R
W–L
B–R
B–R
B–R
B–R
B–RL–W
B–O
GR
B–W
(A/T )
B–Y
BR
–BB
R–B
L–Y
O(A/T )
BR
–Y
GR
–R
Y–L
GR
–R
R–L
R–L
BR–W
BR
–W
L–B G
V–W
R–W
B–O
GR
–B
GR
–G
P–B
L–O
R–Y
B–R
V–Y
G–O
G–W
R–G
BR–B
L–R
P V R–B R
R–W
R–G
R–Y
R–L
Y–R W W
B–R
OX2 HT2 W DI FPCIGT1
IGT2IGT3
IGT4IGT5
IGT6IGF
+BISC1
ISC3ISC2
ISC4 OD1A/C
EGREVAP
#60 #50 #40 #30 #20 #10 ABS KNK1 KNK2
BR–B
B–R B–R
W
(A/T )
V7
VS
V (forIntakeA
irControlV
alve )
V4
VSV
(forExhaust
Bypass
Valve )
V5
VS
V (forExhaustG
asC
ontrolValve )
V6
VS
V(for
FuelPressure
Up )
A 5A/T FLUIDTEMP. SENSOR
E 1EGR GAS TEMP. SENSOR
E 3ENGINE COOLANTTEMP. SENSOR(EFI WATERTEMP. SENSOR)
V8
VS
V (forWaste
Gate
Valve )
FromC
ruiseC
ontrolEC
U<
17–3>
FromA/C
Am
plifier<26–5>
FromAB
Sand
TractionE
CU
<19–8>
FromTelltaleLight RH<25–1>
FromP
ark/Neutral
PositionSW
(NeutralStartS
W)
(A/T )<1–3>
FromC
lutchStart
SW(M
/T )<1–3>
OX HT
(SHIELDED)
(SH
IELD
ED
)
H5
HE
ATEDO
XYG
EN
SEN
SOR
(MAIN
) E +B
OX1 HT1 STA VF1 TE2 TE1 TT SP1VSV1 VSV2 VSV3 FPUPMC
IGSWM–REL
NSWBATT
THW OIL THGIDL2
VTA2
(SHIELDED)
(SHIELDED)(SHIELDED)
R–LR–YR–GR–W
RR–BB–RV–W
GL–BR–LBR
BR
BR
B–R B–R1
3
2
4
R–L
BR–W
B–R V
B–R
W
(SH
IELD
ED
) V2
VSV (forE
GR
)
V3
VSV
(forEVA
P )
HT
OX
+B
E1
H11HEATED OXYGEN SENSOR(SUB)
I1IDLE
AIRC
ON
TRO
LV
ALVE(IS
CV
ALVE )
From Igniter<2–2>
L–R
L–R
BR
–B
BR
–B
BR
–B
B–R
P–L
Y–R
BRG
–W
BR–B
RYL–R
B–Y
B–W
R–Y
R
W–G W O
B–W L
B–R
BR B W O P–L
BR BR BR
BR–B
RGR–R
L–R L–R
BR–BBR–B
BR
(SHIE
LDED
)
(SHIE
LDED
)
ACMG G1 G1– G2 G2– NENE–
EFI+EFI–
TRC+TRC–
E1 EO1 EO2
THA E2 VG E2
PIMVC
ELSTACO
PM1VCC
VTA1IDL1
E2 STP THA VG E21
E2B
FromA
/CM
agneticC
lutchR
elay<
26–2>
ToTraction
ECU
<19–6>
ToC
ruiseC
ontrolE
CU
<17–3>
ToTraction
EC
U<
19–6>
T14TU
RBO
PR
ESS
UR
ES
EN
SO
R
S 5SUB THROTTLEPOSITIONSENSOR
T 2THROTTLEPOSITIONSENSOR
M 1MASS AIRFLOW(AIRFLOW METER)
FromStop LightSW<7–4>
To CombinationMeter<25–6>To A/CAmplifier<26–5>
FromDiode(forIdle–Up)<20–2>
A
A
A A
A
A
A
BR
(SHIELD
ED
)
(SHIE
LDED
)
(SHIE
LDED
)
O
L
B–R
B–W
W
C 3CRANKSHAFTPOSITION SENSOR
C 2CAMSHAFTPOSITIONSENSOR NO. 2
J 2JUNCTIONCONNECTOR
K 2KNOCK SENSOR(on Rear Side)
K 1KNOCK SENSOR(on Front Side)
C 1CAMSHAFT POSITIONSENSOR NO. 1
BR
BR
From TractionECU<19–6>
B–R
ENGINE CONTROL MODULE(*1)E 9 B , E10 A
A
13
W–R
NEO
O
L
BR
O
B–W
B–RB
–R
*1 : Engine and ElectrolnicallyControlled Transmission ECU
(A/T)
(A/T)
Engine Control (for 2JZ–GTE)
OV
ER
ALL E
LEC
TR
ICA
L WIR
ING
DIA
GR
AM
1 2 3 4
4 SUPRA (Cont. next page )
7
ACC
IG1
ST1
IG2
AM1 4
8
32 AM2
1J4
1E8
2 22
2
2
4 EA18 EA1
3 EA3
11 IC2 12 IC2
2 BP1
7 IC2
6 IJ1
4 IB1
4 IJ1 12 IJ1
9 IJ1
8 IJ1
6 BP1
5 IJ1
17 1J1
13 IJ1 7 IF1
1J3
2
1
3
5
2 2
IC210
IB15
5
4
M
1
2
1
2
1
2
1
2
1
2
1
2
BI EB
4 IC1 12 IC1
18 IJ1 4 IJ2 14 IJ2
20 IJ1 5 IJ21J5
8 IC1
1E12
ED
II115
10 IC1 9 IC1
1B4
I19IGNITION SW
F15FUEL PUMP ECU
D 5DATA LINK CONNECTOR 2(TDCL)
From ABS ECU<18–4>
From O/D Main SW<16–5>
From Center AirbagSensor Assembly<13–3>
7.5AIG
N
50AA
M1
EFIMA
INR
ELA
Y
30AAM
2
120AA
LT
30AE
FINO
.1
BATTER
YI12
INJE
CTO
RN
O.1
I13IN
JECTO
RN
O.2
I14IN
JECTO
RN
O.3
I15IN
JECTO
RN
O.4
I16IN
JECTO
RN
O.5
I17IN
JECTO
RN
O.6
To ABSRelay<18–1>
FromCenter AirbagSensor Assembly<13–3>
From CruiseControl ECU<17–1>From Center AirbagSensor Assembly<13–3>From ABS ECU<18–2>
D 1DATA LINK CONNECTOR 1(CHECK CONNECTOR)
AB TC IG– TS OX2 OX1 E1
VF1 VF2TE1+BFP
+B
FPEDIFPC
TC AB ECT A/D TT
E1WENGTE2TE1
FromC
ruiseC
ontrolE
CU
<17–2>
FromC
enterAirbagS
ensorAssem
bly<13–3>
FromAB
SEC
U<
18–2>
FromA
BS
EC
U<
18–2>
FromABSECU<18–3>F14
FUE
LP
UM
P
(Short Pin)
10AGAUGE
E1 +B
OXT
5M
ALFU
NC
TION
IND
ICATO
RLA
MP
(CH
ECK
EN
GIN
EW
AR
NIN
GLIG
HT )
ENGINE CONTROL MODULE(Engine and ElectronicallyControlled Transmission ECU)
10
30
50
70
1
21
41
61
2
22
42
62
3
23
43
63
4
24
44
64
5
25
45
65
6
26
46
66
7
27
47
67
8
28
48
68
9
29
49
69
11
31
51
71
20
40
60
80
19
39
59
79
18
38
58
78
17
37
57
77
16
36
56
76
15
35
55
75
14
34
54
74
13
33
53
73
12
32
52
72
B DRAK GRAY
(SH
IELD
ED
)(SH
IELD
ED)
(SH
IELDE
D)
(SHIELDED)
R–LR–YR–GR–W
RR–BV–W
GR–LW
L–BR–L(*1)
BRBR
L–B
BR
L–OY–LP–GLG
GR–R(A/T)B–YGR
B–WBR–W(*1)
B–OB–R
L–B
GR
B–O
B–W
B–Y
B–R
L–R
LGP–GY–L
W–B
W–R
WW
W–R
GR
V–W G
W–B
V–W G
L
L–RL–R
L–R Y–L
P–G
LG
L–B
GR
–R
OV–G
V–G
B–Y
B–RB–R
B–R
B–Y
W–B
B–Y
B–Y
B–R
B–R
B–O
V–W G
W–B
W–B
L
B–R Y
–L
LG
Y–L
P–G
LG L–B
BR
GR
–R
B–O
B–O
B–O
B–O
B–O
B–O
B–O
R–L
R–Y
R–G
R–W R
R–B
B
W–B
W–B
B–R
B–Y
P–B
B–W Y R–L
W BR
L–BL–B
R–L
R–L
R–L
BR
BR
BR
B–R
BR
–W
YY
B–R
BR
–W
B–Y
B–R
BR–W
L–O
B–R B–R
BR
B–OB–R
P–B
B–O
4
2
2
2 2
4 12 9 14 10 5
1 12 22 8 13 14 2
4
HT
2 1
1
1 11
3 2 1 5 1 2 7 8 3
23 5 11 19 16 15 4 3 3
3
W–B
BR
10
20
30
40
1
11
21
31
2
12
22
32
3
13
23
33
4
14
24
34
5
15
25
35
6
16
26
36
7
17
27
37
8
18
28
38
9
19
29
39
A DARK GRAY
B–O B–O B–O B–O
WB
B–R
WA
From CruiseControl ECU<17–2>
E10
E 9
Rear side ofintake manifold
FromIgniter
<2–4>
Front side ofleft fender
Left quarter pillar
2A1
2
2
W
(A/T )
(A/T )
(* 1 )(* 1 )
(* 1 )
(*1)
(* 1 )
*1 : California
(* 1 )(* 1 )
(* 1 )
(* 1 )(* 1 )
(* 1 )
(*1)
Engine Control (for 2JZ–GE)PowerSource
ABS
5 6 7 8
4 SUPRA (Cont’ d )
1
2
2
1
1
2
2
1
B A A B A A A B A A A B B B B B B B B B B A A A B B B B B B B B B
77B
23A
34A
12A
79B
80B
69B
7B
27B
25B
26B
49B
50B
47B
72B
48B
73B
20B
19B
18B
17B
16B
15B
22A
21A
6A
30A
1J6
1K4
13 IJ2
13 II1
1 1
2
1
1
2
2
1
1 1
B–RB–OBR–W(*1)
B–WGRB–YGR–R(A/T)LG
P–GY–L
B–R B–R B–R B–R
B–R B–R
L–BW
R–LG
V–WR–B
RR–WR–GR–YR–L
W
BR
R–L
BR
(SHIELDED) (SHIELDED)
BR–B BR–B BR–B
BR–B
R
BR
BR
BRB
R
BR
BR
BR
BW–G
L–R
BR–B
BR
BR
BR
GBWR
WW
R–L
R–L (* 1 )
B–Y (* 1 )
B–R
BR
(* 1 )
(SHIE
LDED
)
(SHIE
LDED
)
(SHIE
LDED
)
(SHIE
LDED
)
(SH
IELD
ED
)
(SH
IELD
ED
)
(SH
IELD
ED
)
(SH
IELD
ED
)
(SH
IELD
ED
)
(SHIE
LDED
)
(SHIE
LDED
)
W
B–L (* 1 )
B–R
R–L
R–Y
R–G
R–WRR–B
V–WGL–B
R–L B
R
R–L
(SH
IELD
ED
)
(SH
IELD
ED
)
B–R(* 1 )
L–O
Y–L
P–G
LG
GR
–R(A
/T )
B–Y
GR
B–W
BR
–W
B–O
B–R
G–W
R–G
V–Y
G–O G
–Y V P
W–L
R–W
R–Y P R–Y
G–W
B–O
B–R
B–R
B–R
B–R
B–R
B–R
B–R
B–RB
–W
L–Y
BR
–Y
O L–R Y R BR
–B
P–L
LG–B
BR
BR–B
BR
–B
BR
–B
BR
–B
7. 5AST
V1
VSV
(forAC
IS)
V3
VSV
(forEVA
P )
V2
VSV
(forEGR
)
V6
VSV
(forFuel
PressureU
p )
I1IDLE
AIR
CO
NTR
OL
VALVE
(ISCVA
LVE
)
M 2MAIN HEATED OXYGENSENSOR (for California,on Front Side)
M 3MAIN HEATED OXYGENSENSOR (for California,on Rear Side)
J 2JUNCTION CONNECTOR
O3
OX
YG
EN
SEN
SOR
(ExceptC
alifornia,on
FrontSide )
O4
OX
YG
EN
SEN
SOR
(ExceptC
alifornia,on
RearSide )
E
+B HT OX +B HT OX
E
FromC
ruiseC
ontrolECU
<17–3>
FromA
/CA
mplifier
<26–5>
FromA
/CM
agneticC
lutchR
elay<26–2>
FromPark/N
eutralPosition
SW
(NeutralS
tartSW)(A
/T )<1–3>
,From
Clutch
StartSW
(M/T )<
1–3>
FromDistributor<2–4>
K2
KNO
CK
SEN
SO
R(on
RearSide )
K1
KNO
CK
SEN
SO
R(on
FrontSide )
KSTHAE2IDL1VTA1
VCCOILTHGTHWSTPELSSP1IGFIGTFPU
KNK1 KNK2 G1 G2 NE G– E1 E01 E02 OD1 A/C ACMG STA
VF2TE1
TE2VF1
TTBATT
M–RELNSW
HT3 IGSW +B ISC2ISC4
ISC1ISC3
ACIS EVAP EGR
OX3 W DI FPC #60#50
#40#30
#20#10
HT1 OX1 HT2 OX2
ENGINE CONTROL MODULE(Engine and Electronically Controlled Transmission ECU)
T 2THROTTLE POSITIONSENSOR
V12VOLUME AIRFLOW(AIRFLOW METER)
E3
EN
GIN
EC
OO
LANT
TEM
P.
SEN
SOR
(EFIWA
TER
TEMP.
SEN
SO
R)
E1
EG
RG
AS
TEMP
.SE
NSO
R
A5
A/TFLU
IDTE
MP
.S
ENS
OR
ToC
ruiseC
ontrolE
CU
<17–3>
RYL–R
FromIgniter
<2–4>
FromT
elltaleLightR
H<
25–1>
FromD
iode(forIdle–U
p )<20–3>
FromStop
LightSW
<7–4>
1 3 4 6
4 3 2
2 4 3 5
1
AAAAAAAA
4
2 1 3312
4
2 5
1
A
WW
B(A
/T )(A/T )
L–R
(SHIE
LDED
)
(SHIELDED)
W
ED
R–L
E 9 B , E10 A
Rear side ofintake manifold
R–L
L–O
28 20 19 29 33 24 76 36 1 31 34 32 35 33 39 74 75 3617 57 58 2 15 4 44 46 24 41 43 64 65 45 66
(* 1 )
(* 1 )
(*1)
(* 2 )(* 1 )
(* 1 )
(* 2 )
(* 1 )(* 1 )
(*1)
(* 1 )
(*1) (*1)
(A/T )
*2 : Except California*1 : California
(A/T )
(A/T )
Engine Control (for 2JZ–GE)
(* 1 )(* 1 )
OV
ER
ALL E
LEC
TR
ICA
L WIR
ING
DIA
GR
AM
1 2 3 4
5 SUP RA
2 2 2
IB213
4
3
2
1
OFF
TAIL
HEAD
LOW
HIGH
FLASH
OFF
ON
H EL T ED HF LO B HI E
LIGH
TC
ON
TRO
LSW
FOG
LIGH
TSW
DIM
ME
RS
W
To Theft DeterrentECU<14–4>
To IntegrationRelay<11–1>
G–R R R R–Y
R–Y
R–Y
R–Y
R
R
G–R
R–Y
R–Y
R–Y
R–G
2 2
14 3 7
2A
1J1
1K5
IE
R R
W–B
W–B
O R–L
B
1 1
13 11 9 6 12
2
1
5
3
1
2
1
2
1
2
1
2
2 IB1
2 2 2
2 2
2 2
2 2
6 IF1
14 IF1 7 IB1
IB215
1
2
1
2
EA EB
R–L
R–L
G–O
G–O
R–L
W–B
R–L
R–L
W–B
G–O
2
R–W R–B R–B
R–W
R–W
R–B
R–B
R–B
G–R
R
2
3
R
R–W
R–W
R–W
R–W (C
anada )
2
1
HE
ADLIG
HT
RE
LAY
50AM
AIN
15AFO
G
C12
HIG
HB
EAM
IND
ICA
TOR
LIGH
T[C
OM
B.M
ETE
R]
H2
HEA
DLIG
HT
HIR
H
H4
HEA
DLIG
HT
LOR
H
H3
HE
ADLIG
HT
LOLH
H1
HE
ADLIG
HT
HILH
O
O
W–B
W–B
F4
FOG
LIGH
TR
H[P
ARKIN
GLIG
HT
RH
]
F3
FOG
LIGH
TLH
[PAR
KING
LIGH
TLH
]
(USA)
(Canada)
15AHEAD(LH)(for USA)
15AHEAD(LH–LWR)(for Canada)
(Canada)(USA
)
FOG LIGHTRELAY
W–B
W–B
FromIntegration
Relay<
11–2>
C13COMBINATION SW
BATTERY
To CombinationSW<6–3>
FOG LIGHTRELAYFOG LIGHTRELAY
O
O
15AHEAD(RH)(for USA)
W–B
R–L
1
Left kick panel Front side ofright fender
Front side ofleft fender
(USA)
1 1
2 2
Power Source Headlight (for USA) Fog Light
W–B
W–B
1 2 3 4
6 SUPRA
3
2
1
4
3
4
1
2
1H9 1J4
1J52 2
1B5 1B4
1H12
2 2
2 2
13 IB2
1 IB3
2 2
7
ACC
IG1
ST1
AM1 4 2 2 2 2 2
1
2
1
2
IG
2 2 2 21
2
1
2
2 IB1
6 IF1
14 IF1
13 IB5
EAEBIE
51K
11J
2B1
2
2
22
2 15 17 5
12 14 3
1 111 1
7
2
3
2 2222
691113
11
11 18 8 13 16
CHG– BRK PKB E HI
G–W
R–Y
R–W
R
W
R–Y R–Y
R–W
R
R
R
R–W
R–Y
R–L
R–W
W–B
W–B
W–B
W–BW–B W–B
W–B
W–B
W–B
W–B
W–B
W–B
R–W
R–W
R–W
R–L
W–B
W–B
W–B
W–B
W–B
W–B
W–B
R
R–Y
R–WR
R–L
R–L
R
R–B
R
R–W
R–W
R–W
R–G
R–B
WRR W
R
R–L
Y R–L
R–Y
1
1
W
R–Y
R–Y
10AG
AU
GE
R
O
HI HF T H EL LO ED B E
OFF
TAIL
HEAD
LOW
HIGH
FLASH
OFF
ONLIG
HT
CO
NTR
OL
SW
DIM
MER
SWFO
GLIG
HT
SW
120AALT
60AA
M1
7.5AD
OM
E
50AM
AIN
BATTE
RY
FromG
enerator(A
lternator )<1–4>
ToB
rakeFluid
LevelW
arningS
W<
25–6>
ToP
arkingBrake
SW<
25–6>
I19IGNITION SW
IG +B DRL HD 6DAYTIME RUNNING LIGHT RELAY(MAIN)
DIMMER RELAY(DAYTIME RUNNINGLIGHT RELAY NO. 2)
(for Canada)
HEADLIGHTRELAY
BR
–W
B–W
Y–G
2A
W–B
W–B
From IntegrationRelay<11–2>
C13COMBINATION SW
FromFog LightRelay<5–2>
DAYTIME RUNNINGLIGHT RELAY NO. 3
15AH
EAD
(LH–U
PR
)
15AH
EAD
(RH
–UPR
)
7.5AD
RL
H1
HEA
DLIG
HT
HILH
H2
HE
ADLIG
HT
HIR
H
15AH
EAD
(RH
–LWR
)
15AH
EAD
(LH–LW
R)
H4
HE
ADLIG
HT
LOR
H
H3
HEA
DLIG
HT
LOLH
C12
HIG
HB
EAM
IND
ICATO
RLIG
HT[C
OM
B.M
ETE
R]
ToIntegration
Relay<
11–1>
To TheftDeterrentECU<14–4>
B
B–Y
R–G
2
1
Right kick panel Left kick panel Front side ofleft fender
Front side ofright fender
2 B 4 B 1 A 5 A
1 B 3 B 2 A
3A
D 2 A , D 3 B
7 IF2
Y–G
DAYTIME RUNNING LIGHTRELAY NO. 3
1
4 5
2 3
6
1 2
3 4
AD 2 GRAY BD 3 GRAY
2
2
W
W–B
W–B
W–B
Power Source Headlight (for Canada)
OV
ER
ALL E
LEC
TR
ICA
L WIR
ING
DIA
GR
AM
1 2 3 4
7 SUPRA
ACC
IG1
ST1
IG2
AM1 47
AM2
2
1
3
5
2 2
1J4
1B4
1K11
1A3 1C16
1
2
1
3
1
3
1
2
1C2
1J5
1J1
1K5
IE EB EA BI BJ
1
2
1H1
1C10
1
2
1
2
1
6 BO1
1 BM1
3 BO1
2 BM1
BI BJ
1B2
1I10
5 IE1
G
WW–L
G G G G G
G G
G G
YY V
V
G
B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
G G LG LG
LG
W–B
W–B
W–B
WG
–WG
–WG
–W
B–Y
G–W
R–W
W–B
R–W
W–B
W–B
W–B
G–W
G–W
W–B
W–B
W–B
R–W
W–B
2
5
2119
3 8 4 7
1
3
1
18
4
5
2
11
B–Y
W
W–B
I19IGNITION SW
I20IN
TEGR
ATION
RE
LAY
TAILLIG
THT
RE
LAY
10ATAIL
DIODE
OFF
TAIL
HEAD
T E H
BATTERY
Left kickpanel
Front sideof intakemanifold
Front side ofright fender
10AGAUGE
15ASTOP
T6
REA
RLIG
HT
WA
RN
ING
LIGH
T[TELLTALE
LIGH
TR
H]
S11STOPLIGHTSW
+T B WRN STP+
–T E STP–
F5
FRO
NT
SIDE
MA
RK
ERLIG
HT
LH
F3
PAR
KIN
GLIG
HT
LH[FR
ON
TFO
GLIG
HT
LH]
F4
PAR
KIN
GLIG
HT
RH
[FRO
NT
FOG
LIGH
TR
H]
F6
FRO
NT
SIDE
MA
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NTED
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Left quarterpillar
Lower backpanel center
Left quarterpillar
Lower backpanel center
T
TRLY
W–B
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1 (forU
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11
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ToTheftD
eterrentE
CU
<14–3>
1
2
G
IJ111
G–W G–W G–W
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To ABS ECU<18–4>To ABS and Traction ECU<19–7>
To Traction ECU<19–7>
To Engine Control Module(Engine and ElectronicallyControlled TransmissionECU)
<3–8><4–7><15–2><16–2>
To Cruise Control ECU<17–4>
To Shift Lock ECU<21–3>
1E12
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5
1
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5
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LH]
5
1
W–B
W–B
PowerSource Taillight Stop Light
2
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W
W–B
1 2 3 4
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1
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3
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6
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20
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10APANEL
Right kick panel
J 1JUNCTIONCONNECTOR
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R 8RHEOSTAT
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*2 : w/o Stereo Power Amplifier*1 : w/ Stereo Power Amplifier
1 2 3 4 5 6 7
8 9 10 11 12 13 14 15
AR 6RADIO AND PLAYER
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Right kickpanel
Front sideof leftfender
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Left quarterpillar
R9
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ARTU
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HT
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EA
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G–R W
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WW
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10 8
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13987654321 10 1112 1611109854321 1213146 7 15
AC10 BLUE BC12
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LH RH
Front side ofright fender
1
2
2
W
Power Source Turn Signal and Hazard Warning Light Horn
5
1 2 3 4
10 SUPRA
7
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4
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8 6 4 5 3 10
2
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B–W
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120AA
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1 (forUSA
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1 (forCanada )
Left guaterpillar
Right kickpanel
Left kickpanel
2A1
2
SEAT
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1E11
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OR
2 A
8 IF2 9 IF2
3 A
8 IL1 6 ID1
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FromTheft
DeterrentEC
U<
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]
D15
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Right kickpanel
W–B
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From TheftDeterrent ECU<14–3>
LG
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1 2 3 4 5 6 7
AI20
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1
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Unlock andSeat Belt Warning Interior Light
OV
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15 IC2
6 A 5 A 7 A 4 A
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12 ID1 11 ID1 10 ID1 15 IL1 6 IL1 14 IL1
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B E MLH MLV M+ MRV MRHCONTROLSW
SELECTSW
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UP
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RIGHT
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UP
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RIGHT
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8
2 1 6 5 3 7
5 3 4 4 3 5
R 7REMOTE CONTROL MIRROR SW
MH MV M+ M+ MV MH
R17REMOTE CONTROLMIRROR RH
R16REMOTE CONTROLMIRROR LH
Left quarter pillar Left kick panel
D10
DO
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1 7
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eadlightRelay
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15 ID114 ID1
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8 10 9
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G–W
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W–B
G–Y
R
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Left quarter pillar
5 IF3
Left kick panel
BATTERY
120AALT
60APOWER
POWER MAINRELAY
P 9POWER WINDOWMOTOR LH
P10POWER WINDOWMOTOR RH
P12POWER SAET MOTOR(for Driver’ sSeat Slide Control)
FRO
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P11POWER SEAT CONTROL SW(for Driver’ s Seat)
P7
PO
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P 8POWER WINDOW MASTER SW
1 5
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5 6 8 9 11 10 7 12
1 2 1 2
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A27AIR
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IG2 D+ D– P+ P– ACC
C 5CENTER AIRBAG SENSOR ASSEMBLY
BATTERY
Left kickpanel
AA BB
CONNECTIONDETECTIONPIN
I19IGNITION SW
21 II1
CONNECTIONDETECTIONPIN
F 1FRONT AIRBAGSENSOR LH
F 2FRONT AIRBAGSENSOR RH
120AALT
15
2
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1 1
11
2 2
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1
T 6SRS WARNING LIGHT[TELLTALE LIGHT RH]
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1 2 3 4
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1B2 1J5 1J87
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5
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1B4
1H15 1E17 1E2
13 IF16 IF2
13 ID1
19 IB6
11 IF2
9 IF34 IE1
4 IB6
7 ID1 1 ID1
2
1
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1
1
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1K12
1J1 1D10
1B5
1E11
9 IL1 10 IL1
15 IF2 16 IF2 10 IF2 14 IF2
7 IL1 2 IL1
6 ID1 16 ID1 12 IL1 8 IL1
16 IL1
5 ID1 11 IL1
MM
7 EA1
3 ID1
L–WL–W
B–R
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WW–L
W(* 2 )
W(* 1 )
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W
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M1 (forU
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60AA
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P8
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D14
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THEFT DETERRENT ECU
BJ EA IEFront side ofright fender
Left kick panel
W
IHRight kick panelLower backpanel center
2A1
T 1THEFTDETERRENTHORN
W(* 2 ) (* 1 )
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W–L
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9
R–L
R–L
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Right kickpanel
D11
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FromIntegrationR
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Power Source Theft Deterrent and Door Lock Control
W–B
9 A 7 A 8 A 11 B
9 B 14 B 19 B 12 B 20 B 6 B 22 B 5 B 8 B 16 B 15 B 2 A 21 B 3 A 4 A
1 B 4 B 7 B 23 B 10 B 25 B 24 B 6 A
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1 2 3
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19 20
1 2 3 4 6 7 8 9 10 11
25242322211715141312 18
5
16
BT13 ORANGE
AT 7 ORANGE
THEFT DETERRENT ECU
T 7 A , T13 B
OV
ER
ALL E
LEC
TR
ICA
L WIR
ING
DIA
GR
AM
1 2 3 4
15 SUPRA (Cont. next page )
7
ACC
IG1
ST1
IG2
AM1 4
8
32 AM2
1J4
2
2
2 2 2 2
1J3 1J6
8 EA1
2 EA2
2 2
1B4
2 2 2 2
1E8 1K4
2
1
3
5
2
1
5
313 II1 13 IJ2
EA14
4 IB1
24 A 1 A 76 B 31 A 9 B 10 B 31 B 12 B 13 B
33 A 77 B 2 A 4 A 12 A 24 B 62 B 42 B 63 B 41 B 43 B 64 B 65 B 45 B
2A
66 B 28 B 69 B 79 B 80 B 3 A 18 A 25 A 28 A 10 A 9 A 7 A
23 B14 B 3 B 21 B 1 B 38 A 27 A 26 A 14 A 13 A 11 A
2
1
1
2
3 IJ2 38 II1
12 IJ2 5 II1
1
2
131H
11J
W–R
W
B–Y
B–W
B–O
GR
GR
B–R
B–R
GR
B–Y
B–O
B–W
B–RB
–R
R–L
W–R
W–G
LG–R
Y–G
W–R
W
B–O
B–R
B–R
B–R
W–B
B–Y
B–Y B–Y
R–L
B–R
B–Y
R–B
LG–R
G–B
LG–B
R G L Y
P–L
B W O
W–R
Y–R
BR
BR
BR Y
G–Y
W–L V–G
W–L
G–Y
W–BW–B
Y G–Y
W–L
V–G
8 4 1 5 6 7
2 3
2
2
2 2
1
1
B–O B
I19IGNITION SW
See EngineControlSystem<3–1>
EFINO
.2R
ELA
Y
EFIMA
INR
ELA
Y
7.5AS
T
7.5AIG
N
1 11
B
2
W–B
120AALT
30AE
FINO
.2
30AE
FINO
.1
FromPark/N
eutralP
ositionS
W(N
eutralS
tartSW)<
1–3>
FromTelltale
LightRH
<25–1>
FromStop
LightSW
<7–4>
FromC
ruiseC
ontrolE
CU
<17–3>
B P
G–W
BR
–B
BATTERY
M–REL IGSW NSW +B
BATT STA SP1 STP OD1 OIL PM1 VTA2 IDL2
S2 S1
VCC VTA1 IDL1 E2 THA VG E21
See Engine Control System<3–7>
K 4KICK DOWNSW
FromAB
Sand
TractionE
CU
<19–8>
FromTraction
EC
U<
19–6>
01
O/D
DIR
EC
TC
LUTC
HSP
EED
SEN
SO
R
V11
VEH
ICLE
SP
EED
SEN
SOR
(SpeedSensor )N
O.2
(forElectronically
Controlled
Transmission )
B–RE 2
ELECTRONICALLY CONTROLLEDTRANSMISSION SOLENOID
ToC
ruiseC
ontrolE
CU
<17–3>
E 9 B , E10 A ENGINE CONTROL MODULE(Engine and Electronically Controlled Transmission ECU)
10
30
50
70
1
21
41
61
2
22
42
62
3
23
43
63
4
24
44
64
5
25
45
65
6
26
46
66
7
27
47
67
8
28
48
68
9
29
49
69
11
31
51
71
20
40
60
80
19
39
59
79
18
38
58
78
17
37
57
77
16
36
56
76
15
35
55
75
14
34
54
74
13
33
53
73
12
32
52
72
BE 9 DARK GRAY
ENGINE CONTROL MODULE(Engine and ElectronicallyControlled Transmission ECU)
B–W
B–R
50AA
M1 (forU
SA)
60AA
M1 (forC
anada )
30AA
M2
SLN+ SLU+
SLU–SLN–SLT–SLT+S1S2
SLT+ SLT– SLN– SLU– SP2+ SP2– NCO+ NCO– NEO EFI+ EFI– TRC+ TRC– ABS
R2LOD2MIMKDE01E02E1
1
EBFront side ofleft fender
ED
NO
.3
NO
.4
NO
.5
NO
.1
NO
.2
Rear side ofintake manifold
10
20
30
40
1
11
21
31
2
12
22
32
3
13
23
33
4
14
24
34
5
15
25
35
6
16
26
36
7
17
27
37
8
18
28
38
9
19
29
39
AE10 DARK DRAY
B W O G L BR
R Y
2
2
W
5 EA2
B–R
B–O
B–R
B–Y
Power SourceElectronically Controlled Transmission and A/T Indicator(for 2JZ–GTE)
5 6 7 8
15 SUPRA (Cont’ d )
7 8 10 9 2 3
4
P R N D 2 L
1J5
121E
7 II1 1 II1 18 II1 27 II1
IF31 2 4
IHIE
A
A
1
2
36 II1
BI BJ
1 4 10 6 7 8 11
17 II1
II123
IE112
132 12
B–Y
R–B
LG–R
G–B
G–R
R–B
LG–R
G–B
Y
Y Y Y
Y
G–R
R–B
LG–R
G–B
G–B
LG–R
G–RLGR
Y
W–B
W–B
W–B
V–G
W–L
G–Y
W–B
V–G V–G
V–G
W–B
W–B
V–G
W–L
V–G
R–B
R–B
R–B
R–B
R–B
Y
(A/T )
10AGAUGE
P 2BACK–UP LIGHT SW AND A/T INDICATORLIGHT SW
(M/T )
R–B(A/T)
R–B
W–B
R–B
To Cruise ControlECU<17–2>
V–G W–B
4 3MANUAL
NORMAL
E 8ELECTRONICALLY CONTROLLEDTRANSMISSION PATTERNSELECT SW
L
O/D
OFF
MA
NU
P R N
D 2
C11A/T INDICATOR LIGHT[COMB. METER]
J 1JUNCTIONCONNECTOR
O 5O/D MAIN SW
5 5
4 4
W–B
W–B
R10RH
R 9LH
BA
CK
–UP
LIGH
T[R
EAR
CO
MB
.LIG
HT]
Lower backpanel center
Left quarter pillarRight kick panelLeft kick panel
To Data LinkConnector 2(TDCL)<3–2>
(M/T)
(A/T)
GR
L
See
Com
binationM
eter<
25–8>
3
IJ27
G–R
W–B
Electronically Controlled Transmission and A/T Indicator(for 2JZ–GTE) Back–Up Light (for 2JZ–GTE)
R–B
OV
ER
ALL E
LEC
TR
ICA
L WIR
ING
DIA
GR
AM
1 2 3 4
16 SUPRA (Cont. next page )
7
ACC
IG1
ST1
IG2
AM1 4
8
32 AM2
1J4
2
2
22
1J3 1J6
3 EA3
2
1B4
22
1E8 1K4
2
1
5
3
13 II1 13 IJ2
EA14
4 IB1
24 A 1 A 76 B 31 A 9 B 10 B 8 B
33 A 77 B 2 A 4 A 12 A 41 B 43 B 64 B 65 B 45 B 66 B 69 B 80 B 79 B 3 A 18 A 25 A 28 A 10 A 9 A
23 B 3 B
2
1
3 IJ2 38 II1
12 IJ2 5 II1
1
2
131H
11J
W–R
W
B–Y
B–W
B–O
B–R
GR
B–Y
B–O
B–W
B–RB
–R
R–L
W–R
B–R
W–R
W
B–R
B–Y B–Y
R–L
B–Y
LG–R
G–B
R GB
R
BR
BR Y
G–Y
W–L V–G
W–L
G–Y
W–BW–B
Y G–Y
W–L
V–G
2 1 3
2
2
2
1
1
B–O B
I19IGNITION SW
EFIM
AINR
ELAY
7.5AS
T
7.5AIG
N
11
B
2
W–B
120AALT
30AE
FINO
.1
FromPark/N
eutralP
ositionS
W(N
eutralS
tartSW)<
1–3>
FromTelltale
LightRH
<25–1>
FromStop
LightS
W<
7–4>
FromC
ruiseC
ontrolE
CU
<17–3>
B P
G–W
BR
–B
BATTERY
M–REL IGSW NSW +B
BATT STA SP1 STP OD1
S2 S1
VCC VTA1 IDL1 E2 THA KS
See Engine Control System<4–8>
K 4KICK DOWNSW
V11VEHICLE SPEED SENSOR(Speed Sensor) NO. 2(for Electronically ControlledTransmission)
E 2ELECTRONICALLY CONTROLLEDTRANSMISSION SOLENOID
ToC
ruiseC
ontrolE
CU
<17–3>
E 9 B , E10 A ENGINE CONTROL MODULE(Engine and Electronically Controlled Transmission ECU)
10
30
50
70
1
21
41
61
2
22
42
62
3
23
43
63
4
24
44
64
5
25
45
65
6
26
46
66
7
27
47
67
8
28
48
68
9
29
49
69
11
31
51
71
20
40
60
80
19
39
59
79
18
38
58
78
17
37
57
77
16
36
56
76
15
35
55
75
14
34
54
74
13
33
53
73
12
32
52
72
10
20
30
40
1
11
21
31
2
12
22
32
3
13
23
33
4
14
24
34
5
15
25
35
6
16
26
36
7
17
27
37
8
18
28
38
9
19
29
39
BE 9 DARK GRAY AE10 DARK DRAY
ENGINE CONTROL MODULE(Engine and ElectronicallyControlled Transmission ECU)
E1 EO1 EO2 KD M MI OD2 L 2
S3 SP2+ SP2–
8 EA1
GR
B–Y
B–R
B–W
S2 S1 SL
50AA
M1 (forU
SA)
60AA
M1 (forC
anada )
30AA
M2
GR
2A1
EBFront side ofleft fender
ED Rear side ofintake manifold
NO
.2
NO
.1
NO
.3
B W Y
2
2
W
B–Y
35 A
PS
1
2
BR
–W
BR
P 3POWER STEERINGPRESSURE SW
BR
Power SourceElectronically Controlled Transmission and A/T Indicator(for 2JZ–GE)
5 6 7 8
16 SUPRA (Cont’ d )
7 8 10 9 2 3
4
P R N D 2 L
1J5
121E
7 II1 1 II1 18 II1 27 II1
IF31 2 4
IHIE
A
A
1
2
36 II1
BI BJ
1 4 10 6 7 8 11
17 II1
II123
IE112
132 12
B–Y
LG–R
G–B
G–R
LG–R
G–B
Y
Y Y Y
Y
G–R
LG–R
G–B
G–B
LG–R
G–RLGR
Y
W–B
W–B
W–B
V–G
W–L
G–Y
W–B
V–G V–G
V–G
W–B
W–B
V–G
W–L
V–G
R–B
R–B
R–B
R–B
R–B
Y
(A/T )
10AGAUGE
P 2BACK–UP LIGHT SW AND A/T INDICATORLIGHT SW
(M/T )
R–B(A/T)
R–B R–B R–B
To Cruise ControlECU<17–2>
V–G W–B
4 3MANUAL
NORMAL
E 8ELECTRONICALLY CONTROLLEDTRANSMISSION PATTERNSELECT SW
LO/D
OFF
MA
NU
P R N
D 2
C11A/T INDICATOR LIGHT[COMB. METER]
J 1JUNCTIONCONNECTOR
O 5O/D MAIN SW 5 5
4 4
W–B
W–B
R10RH
R 9LH
BA
CK
–UP
LIGH
T[R
EAR
CO
MB
.LIG
HT]
Lower backpanel center
Left quarter pillarRight kick panelLeft kick panel
To Data LinkConnector 2(TDCL)<4–2>
(M/T)
(A/T)
GR
R–B
L
(A/T
)3
See
Com
binationM
eter<
25–8>
23II1
G–R
W–B
W–B
Electronically Controlled Transmission and A/T Indicator(for 2JZ–GE) Back–Up Light (for 2JZ–GE)
OV
ER
ALL E
LEC
TR
ICA
L WIR
ING
DIA
GR
AM
1 2 3 4
17 SUPRA
7
ACC
IG1
ST1
AM1 4
1J4
1J5
2 2
1B4
1E12 1H12 1I9
21 II1
11 IF1 4 IF2
2
1
9 A
6 B
IE
1H13
1J1
16 IB6 7 IB6 10 IB6 9 IB6 15 IB6
8 IB6 17 IB6
4
3
M
10 IJ2 11 IJ2 3 IJ1
1
1H8 1I10
1B2
WWW–L
P–BP
–B
P–B
O
YO
Y
B–R
W–R
W
L
R–Y
P–G
LG–R
R–B
G–R
LG
B–W
BR–B
P–B O
G–R
W–B
P–G
LG–R
R–B
G–R
LG R–L
BR–B
W–B
W–B
B
P–B O G–R
W–B
BR–B
13 18 19 25 24 23 11 12 10 26 22
3 2 1 7 6 5
5 15
17
8 7 2 14 15 1
4
R–L
9 21 3R
–L
BR
–B
R
R–L
BR–B
R
BR
–W
W–L
B–Y
I19IGNITION SW
10AGAUGE
10AECU–IG
CR
UIS
EC
ON
TRO
LIN
DIC
ATO
RLIG
HT
[CO
MB.
ME
TER
]
C15
CR
UIS
EC
ON
TRO
LC
LUTC
HS
W(M
/T )
TC PI D B BATT
GND CCS CMS VR3 VR2 VR1 MC MO L L–
60AP
OW
ER
50AA
M1 (forU
SA)
60AA
M1 (forC
anada )
120AALT
BATTERY
RESUME/ACCEL
SET/COAST
CANCEL
MAIN
C14CRUISE CONTROLMAIN SW[COMB. SW]
Left kickpanel
C 4CRUISE CONTROL ACTUATOR
10AECU–B
15ASTOP
STP+
ECT OD IDL PKB
S11STO
PLIG
HT
SW
P5
PAR
KIN
GB
RA
KE
SW
C10
A,C
12B
2A1
FromTelltale
LightRH
<25–1>
FromS
topLightS
W<
7–4>
20
SPD STP–
16
P
G–W
13987654321 101112
1611109854321 1213 146 7 15
BC12
AC10 BLUE
CRUISE CONTROLINDICATOR LIGHT[COMB. METER]
C16CRUISE CONTROL ECU
FromE
ngineC
ontrolModule
(Engineand
Electronically
Controlled
Transmission
EC
U)
<15–2>
<16–2>
ToE
ngineC
ontrolModule
(Engineand
Electronically
Controlled
Transmission
EC
U)
<3–6>
<4–8>
<15–2>
<16–2>
FromE
ngineC
ontrolModule
(Engineand
Electronically
Controlled
Transmission
EC
U)
<3–8>
<4–8>
1
1 1
2
2 2
ToD
ataLink
Connector1
(Check
Connector )
<3–3>
<4–2>
ToD
ataLink
Connector2
(TDC
L )<3–2>
<4–2>
ToD
ataLink
Connector2
(TDC
L )<3–2>
<4–2>
FromA/T
IndicatorSW
2
2
W
PowerSource Cruise Control
2
W
G–R
(M/T )
(M/T )
(A/T )
(A/T )
(A/T )
(A/T )
1 2 3 4
18 SUPRA
7
ACC
IG1
ST1
AM1 4
1J4
6 B 5 B 4 A 3 A 1 B
2 IB6
21B
51J
1H8 1K13 1E12
15 A 2 A16 B8 B7 B1 B9 B3 A16 A10 A18 A 14 A 26 A 13 A 1 A 6 A 9 A 22 A
23 A 24 A 11 A 15 B 5 A 6 B12 B3 B10 B12 A25 A13 B
1B4
B B
2A2 B 6 B 3 B 4 B 1 B 5 B
4 A 3 A 1 A
2 1
IG
2 1 11 2 2
W–B
W–B
W–B
W–B
PL
Y
G–W
B–O
R–L
W–L
B–R
W–R
GND GNDRR+RSSRL–RL+FR–FR+FSSFL–FL+MT
2
4
4
B–R
IG1 GND
GST GS2 GS1
8 IC23 IB52 IB5 3 IC2
L–W L
W–B
B
W–B
L–W L
R R
4 IB5 5 IB5 1 IB5
W BBW R
R LL
RR–
V LGLGV
W–B
SFRSFLSRRSRLAST
B–R
L
15 IJ1 21 II1
P–B
P–B
P–BYY
B–Y
L
21
3 4
AA 6 BLACK
1 2 34 5 6
BA 7 GRAY
1 2
3 41
4 5
2 3
6
V–G
4 B
D/G
13 IB6 1 IB6
M
L–WYB–YPP–B
Y–G
Y–G
P–B P B–Y Y
L–W
AA 8 GRAY BA 9 GRAY
ABS RELAY ABS ECU
AST SRL SRR SFL SFR MT
L–B
V–YV
V V–Y
L–B
GND BS MR R– SR
ABS ACTUATOR
BS BM
6 IB5
ABS RELAY
P–B
120AA
LT
2 2 2
EA
A10ABS SPEEDSENSOR FRONT LH
ABS ACTUATOR
A11ABS SPEEDSENSOR FRONT RH
A31ABS SPEEDSENSOR REAR LH
A32ABS SPEEDSENSOR REAR RH
(SHIELDED)(SHIELDED)(SHIELDED)(SHIELDED)
ToD
ataLink
Connector2
(TDC
L )<4–2>
ABS ACTUATORABS ACTUATORABS ACTUATOR
ABS ECU
MR R– SRSRSRSR TS TC BATW IG1 GST GS2 GS1 STP
6
32160AAB
SN
O.1
BATTERY
W W–L
R
WWA
10AECU–B
10AECU–IG
10AGAUGE
A23ABS LATERALACCELERATION SENSOR
I19IGNITION SW
+BS W
50AA
M1
60AP
OW
ER
Front side ofright fender
BR
–B
W–BB–R
BR
–W
Rightkick panel
L
W–B
W–L
B–Y
9 IC2
A 8 A , A 9 B
IF111
P–B
W
A18 B , A19 A
A 6 A , A 7 B
IF22
L
T5
ABS
WAR
NIN
GLIG
HT
[TELLTA
LELIG
HT
LH]
1
1 1 1
2 2 2
2
1
1 2 3 4 5 6 7 8
9 1011121314 1516
1 2 3 4 5 6 7 8 9 10 11 12 13
14 15 1617 181920212223 24 25 26
BA18 AA19
6 EA1
16 IJ1
ToData
LinkC
onnector1(C
heckC
onnector )<
4–2>
ToData
LinkC
onnector1(C
heckC
onnector )<
4–2>
ToData
LinkC
onnector2(TD
CL )<
4–2>
ToData
LinkC
onnector1(C
heckC
onnector )<
4–2>
B–R
L
FromData Link Connector 1(Check Connector)<4–2>
14 BBR
–WT
oP
arkingB
rakeSW
<25–7>
PKB
FromStop LightSW<7–4>
(SHIELDED)(SHIELDED)(SHIELDED)
L5 IB6 10 IB5 9 IB5 8 IB5 7 IB5 6 IB6
1 A+BM
BM2 A
2 4
2
2 2
WW
E
Power Source ABS (Anti–Lock Brake System)
OV
ER
ALL E
LEC
TR
ICA
L WIR
ING
DIA
GR
AM
1 2 3 4
19 SUPRA
7
ACC
IG1
ST1
AM1 4
1H8 1J4
1J5
2 2 2 2 2
5 5 5 5 5 5 5 5
5 5
1B2 1B4
1E12 1K13
5 5
5 5 5 5 5 5
1 IB6 18 IB6 16 IB5
3
4
2
1
4
6
3
1
2
2A
5 5
EB
M
4
3
2
1
EA
9 A
7 B
2 IF2 12 IF2 1 IF2
16 IJ1
5
4
5
2
3
6 1
To Data Link Connector 1(Check Connector)<3–3>
To Data LinkConnector 2(TDCL)<3–2>
T 5TELLTALELIGHT LH
ABS
TRAC
OFF
TRAC
TION
IND
ICA
TOR
LIGH
T[C
OM
B.
METER
]
I19IGNITION SW
10AGAUGE
10AECU–IG
10AEC
U–B
30AA
BS
NO
.2
50AA
M1 (forU
SA)
60AA
M1 (forC
anada )
60APO
WER
60AA
BS
NO
.1
120AA
LT
7.5ATR
AC
BATTERY
T4
TRA
CTIO
NP
UM
PAN
DM
OTO
R
ABS
MO
TOR
RELAY
ABS
SOLEN
OID
RE
LAY
TRAC
TION
SO
LENO
IDR
ELAY
TRAC
TION
MO
TOR
RE
LAY
TRACTION INDICATOR LIGHT[COMB. METER]
13987654321 101112
1611109854321 12 13146 7 15
AC10 BLUE
BC12
TRACTION ECU
1 2 3 4 5 6 7 8 9 10 11 12 13
14 15 1617 1819 20212223 24 25 26
1 2 3 4 5 6
7 8 9 10 11 12
AT 9 BT10
ABS AND TRACTION ECU
1 2 3 4 5 6
7 8 9 10 11 12
CA22
1 2 3 4 5 6 7 8 9 10 11 12 13
14 15 1617 1819 20212223 24 25 26
AA20
1 2 3 4 5 6 7 8
9 10111213141516
BA21
ABS ACTUATOR
21
3 41 2 3
4 5 6
AA 6 BLACK BA 7 GRAY
ToD
ataLink
Connector1
(Check
Connector )
<3–3>
W–R
B–R
L–Y
V
L–B
B–R
LG–R
W
L
V–Y
R–W
L–W
L
G–B
W–G
R R
V–Y V–Y V–Y
B–R
L–Y
R
YL–Y
WW–L
L V–Y V–Y
L–W
W–B
V–Y
R–W
W–B
W–R
W
Y
B–R R
LG–R
B–RRL–BVR
L–B
B–R
LG–R
B–Y
YL–Y
W–B
B
V–Y
W–B
Y Y
Y
LG–R
LG–R
L WW
W
LL
LG–R
L
W–G
R
Front side ofright fender
Front side ofleft fender
G–B
2 2
22
2
2
3
11 1
11 1
1 2
8 4
2
(Cont. next page )
1
6 EA1
B–R
C10
A,C
12B
3 IB3
2
2 2
W W
Power Source ABS and Traction Control
5 6 7 8
19 SUPRA (Cont’ d )
26A
12A
13A
23A
24A
10A
8B
3B
9B
2B
1B
7B
20A
6A
19A
7A
4A
22A
16A
21A
9A
17A
3A
18A
5C
6A
20A
8A
5A
18A
17A
4A
9B
1B
2B
10B
25A
4C
9C
12A
8C
2C
1A
15A
2A
24A
7A
13B
15B
6B
4B
5B
7B
8B
11B
14B
16B
6C
12C
2 IB6
4 IB2
5 IB2
6 IB2 1 IB5
2 IB5
3 IB5 3 IC2
8 IC2
9 IC2
10 IB2
11 IB2
IE
2
1
2
1
1
2
1
2
IG
11A
6B
5B
4B
10B
11B
12B
14A
5A
9A
1C
13A
26A
7C
21A
14A
22A
10A
10C
6 IB6
7 IB5
8 IB5
9 IB5
10 IB5
5 IB6
14 IB6
4 IB3
4
2
3
1
4 6 3 1
8 IJ2
IF111
II121
11A
23A
2
1
M
IEEA
5 B 1 B 4 B 3 B 6 B 2 B
1 A3 A 4 A
2 IJ2
Front side ofright fender
Right kick panelLeft kick panel
FromS
topLight
SW<
7–4>
ToP
arkingBrake
SW<
25–7>
ToD
ataLink
Connector
1(C
heckC
onnector )<3–3>
GND
WAGST
GS2GS1
FL+ FL– FR+ FR– RL+ RL– RR+ RR–GND
GNDGND
R– SRC SMC MT SFR SFL SRR SRL AST TMR MTT LBL D/G
CSWGNDBCMB–BAA–ACMTC PKBSTPABS0
TRC0BRP
BRCTHFA
BRFARL0
RR0FL0
FR0IDL2IDL1
TRC+TRC–
EFI+EFI–
NEOIND
WTBM
BATIG1
TSRSR MR IG1
BAT FR0FL0
RR0RL0
BRFATHFA
BRCBRP
TRC0ABS0 STP PKB TS TC
ToE
ngineC
ontrolModule
(Engine
andElectronicallyC
ontrolledTransm
issionEC
U)
<3–8>
<15–4>
A23ABS LATERALACCELERATION SENSOR
A10
AB
SS
PEED
SEN
SOR
FRO
NT
LH
A11AB
SSP
EED
SEN
SO
RFR
ON
TR
H
A31
AB
SS
PEED
SEN
SOR
RE
ARLH
A32AB
SSP
EED
SEN
SO
RR
EAR
RH
T3
TRA
CTIO
NB
RA
KEAC
TUA
TOR
ToB
rakeFluid
LevelWarning
SW
<25–7>
ToD
ataLink
Connector
2(TD
CL )<
3–2>
ABS ACTUATOR
T8
TRA
CO
FFS
W
ABS AND TRACTION ECU
A20 A , A21 B
TRACTION ECUT 9 A , T10 B
S 4SUB THROTTLE ACTUATOR
ToD
ataLink
Connector
2(TD
CL )<
3–2>
To Data LinkConnector 1(Check Connector)<3–3>
Left kick panel
V–Y
R–W
L–W
L
G–B
W–G
V–YV–YV–Y
R–W
L–W
L
G–B
W–G
W
L
W–R
B–R
L–Y
V
L–B
B–R
LG–R
P–BP–BP–BP–B
R–B
R–W
B–Y
V–R
P–G
P–B
GR
–R
Y–B
O
LG–B
G–W
BR
–W
G–W
BR
–W Y
P–BP
–B BR G W L R Y
(SH
IELDE
D)
W–B
W–B
LG
W–B
W–B
W–B
W–B
L
L–W
Y–G
P–BPB–YY
L–WL–W Y B
–Y P P–B
Y–G
G–B
W–G
VV–YV–Y
W–B
W–B
W–B
PL
R–W
R–W
VV–Y
R–W
V–G
R–W
W–B
(SH
IELDE
D)
(SH
IELDE
D)
LGVLRBWW B R L V LG
(SH
IELD
ED
)
(SH
IELD
ED
)
(SH
IELD
ED
)
(SH
IELDE
D)
(SH
IELDE
D)
W–B
B–O
R–L
W–L
L
B–R
GR
–R
RO
W–R
BWP–L
W
LG–R
L–Y
W–R
B–R
P–L
W–R
B–RVL–B
B–R
V
P–B
5 2
B–R
GS1GS2
GSTIG1
4 1 2 3
6
IB613
V–Y
A 6 A , A 7 B
, A22 C
15 IJ1
Y
W–B
B12
EX0
14 IJ1
Y–R
Y–R
ToEngine
ControlM
odule(E
ngineand
ElectronicallyC
ontrolledTransm
issionEC
U)
<3–7>
<15–4>
FromStop
Light<
7–4>
ToParking
Brake
SW
<25–7>
FromThrottle
Position
Sensor
<3–8>
FromSub
ThrottleP
ositionS
ensor<
3–8>
ABS and Traction Control
OV
ER
ALL E
LEC
TR
ICA
L WIR
ING
DIA
GR
AM
1 2 3 4
20 SUPRA
7
ACC
IG1
ST1
AM1
5
4
1J5 1B2
1J4
2 2 2
4 4
1C7
2
1
5
3
5 IC2
1 BO1
8 IF1
1H12 1K7
4 4
2A
1
1 A
1 B
1 C
1B4
R
P–L
B–Y
B
W–L
W
R
W
Y
W–L
W–L
B B
B BB
B
B
P–L
R
BB
–W
B
I19IGNITION SW
30AD
EFO
G
10AG
AUG
E
REAR WINDOWDEFOGGERRELAY
10AMIR–HTR
60AP
OW
ER
50AAM
1 (forU
SA )
60AAM
1 (forC
anada )
120AA
LT
7.5AD
OM
E
B
BATTERY
N 2NOISEFILTER
NOISEFILTER
REA
RW
IND
OW
DEFO
GG
ER
R18
B,R
19C
ToA/C
Am
plifier<
26–5>
NOISEFILTER
1
N 3 A
6 BM1
B
2
1
3
5
1E6 1E2 1E11 1I3 1E17 1C6 1K13
1H41D1
1B
1J
IJ1
IE IH BI IG
1D10
13 IL1
3 IF1
10 IF3
16 IL1
14 II1 4 II1
2
1
2
1
2 2
1 1
1265
43
5 2
4
22
1 1
2
31
A
A
SPD E SOL– SOL+
111K
32 II1
G–O
L–R R
G–O
P
W–B
LG–R
LG–R
LG–R
LG–R
B–R
B–R
W–B
W–B
B–W
B–W
W–B
R–Y
G–O
W–B
L–RL–R
W–B
W–B
W–B
L–R
ToE
ngineC
ontrolModule
(Engine
andElectronicallyC
ontrolledTransm
issionEC
U)
<3–7>
<4–7>
10AECU–IG
10APANEL
15ACIG
B
L–R
From
TelltaleLightR
H<
25–1>
P 4PPS ECU
B–R
C 8CLOCK T12
RH
TENSIO
NR
ED
UC
ER
SO
LENO
ID
T11LH
D8
DIO
DE (forIdle–U
p )
R17RH
MIR
RO
RH
EATER
[RE
MO
TEC
ON
TRO
LM
IRR
OR
]
R16LH
J 1JUNCTIONCONNECTOR
G–O1
11
1
2 2
2 2
Right kickpanel
Left quarterpillar
Right kick panelLeft kick panel
See Taillight System<7–1>
TAILLIGHTRELAY
8
5
1
AN 3
NOISE FILTER
L–R R–Y
W–B
W–B
B 6LH
B 7RH
P1
PPS
SOLEN
OID
BU
CK
LESW
REAR WINDOW DEFOGGER
BR18 GREEN CR19
3
4
1 1
2
22
W
W
Electric TensionReducer
PPS(ProgressivePower steering)Clock
Rear Window Defoggerand Mirror Heater
PowerSource
1
2
1 2 3 4
21 SUPRA
IJ4
1B4
1E2 1I14 1I9
IJ8 1J5
2
7
ACC
IG1
ST1
AM1
5
4
1
2
1K12
1J1
1H16
IC17
3 BQ1
3
1
4
2
2
1
4 BQ1
3
1
4
2
2
1
6 IC1
2 BQ1
BW
W–B
W–B
W–B
VW
–B
W–B
B–R
BB
BB
W–B
W–B
W–B
W–B
W–B
W–B
L
W–B
L
W–B
Y Y–R
Y
B
Y–R
L–R
B–Y
P–L
W
L–R
G–W
C 6CIGARETTELIGHTER
2
A
2
4
1
46
215
S12SEAT HEATER(for Driver’ sSeat)
S14SEAT HEATERRELAY(for Driver’ sSeat)
6
KLS+ E
ACC IG STP
BATTERY
J 1JUNCTIONCONNECTOR
S 7SHIFT LOCK ECU
15ACIG
10AECU–IG
15ASEAT–HTR
S15SE
ATH
EATE
RR
ELAY
(forPassenger’
sS
eat )
FromStop Light SW<7–4>
K 3KEY INTERLOCKSOLENOID
S 6SEAT HEATERSW
S13SE
AT
HE
ATER(forP
assenger’s
Seat )A
1
I19IGNITION SW
B
B Y–R
2A1
2
2
1
1
120AALT
50A AM1(for USA)60A AM1(for Canada)
IH IE BIRight kick panel Left kick panel
P2
P
P1
SLS–
SLS+
G–R
G
G–W
L
L–R
SH
IFT
LOC
KC
ON
TRO
LSW
SH
IFT
LOC
KS
OLE
NO
ID
IGLeft quarter pillar Right kick panel
2
2
W
PowerSourse
CigaretteLighter Shift Lock
W–B
Seat Heater(for Canada)
OV
ER
ALL E
LEC
TR
ICA
L WIR
ING
DIA
GR
AM
1 2 3 4
22 SUPRA
7
ACC
IG1
ST1
AM1 4
1J4
1J5
2
1K12 1K12
1J1
1B4
1H5
1 IC2
4 BM1 3 BM1
13 IC2 4 IC2
BM15
BO14
BO12
BO15
11A
2A
1J1
IE
M
MIB22
IB28
IB29
IE EB
1 IB2 7 1B2
OFF
INT
LOW
WASHER
W B +S +1 +2 E
C14FRONT WIPER ANDWASHER SW[COMB. SW]
F 9FRONT WIPERMOTOR
M
WASHER1
OFF
INT
ON
WASHER2
+1R C1R E WR
BATTERY
C14REAR WIPER ANDWASHER SW[COMB. SW]
50AA
M1 (forU
SA)
60AA
M1 (forC
anada )120A
ALT
R15REAR WIPER MOTOR AND RELAY
REAR WIPERRELAY
REAR WIPERMOTOR
W 1WASHER MOTOR
W–B
W–B
W–B
GR
–G
L–R
L–WL
L–O
GR
–G
L–R L
L–W
LG
L–O
L
W–B
W–B
BW
LG–R
LG–R
LG–B
LG–B
W
LL
L L L
LG–R
LG–BLG–B
LG–R
LG
L
L
LL
2 3 6 5
1374188
2
1 10 2
3
2
1
16
3
1
1
+B
LM
SM
LS
C1C1
L
B
SM +B LM
E
+2 +1 B +S
L
16
L
L
L–W
B–Y
20AWIPER
I19IGNITION SW
L
R
1
1
1
2
2
Left kick panel
HIGH
Left kick panel Front side ofleft fender
MIST
WIPER RELAY
Y
2
2
W
PowerSource Rear Wiper and Washer Front Wiper and Washer
1 2 3 4
23 SUPRA
7
ACC
IG1
ST1
AM1
5
1J4
1J8
1H3
1B4
10 IE1 11 IE1 2 IF3 3 IF3
3 A 6 D 2 D 1 D 5 D
4 A 2 C 9 C 1 C 8 C
2 ID1 8 ID1 5 IL1 1 IL1
IF
7. 5ARADNO. 2
R13REAR SPEAKER LH
R14REAR SPEAKER RH
1 12 2
2
2
2
21
1
+B1
GND
ACC
FL+ FL– FR+ FR–
RR–RR+RL–RL+
F10FRONT TWEETER(SPEAKER) LH
F11FRONT TWEETER(SPEAKER) RH
1
1
F12FRONT DOORSPEAKER LH
F13FRONT DOORSPEAKER RH
PP V
P VP
BR
V LG LG L L
V LGLG L
L
B
B Y R WWRYB
W
Left kickpanel
BATTERY
I19IGNITION SW
22
8 IB1
2 IH2 6 IH2 1 IH2 3 IH2
3 A
6 A
6 A
2 A
2 A 4 C 11 C 3 C 10 C
2 IH1 6 IH1 1 IH1 5 IH1
4 A 3 D 4 D 9 D 8 D
14 C5 C
2 IH3 1 IH3
9 IE1 13 IE1
+B2
WF+ WF–
11 IF3
P V LG L
LG–B
LG–R
BR
LG–B
LG–R
LG–B
LG–R
GR
W
L–Y
L–Y
L–Y
L–Y
B Y R W
L–Y
P–L
W 2WOOFER(SPEAKER)
STEREO POWER AMPLIFIER
21 3 4 5 6 7
8 9 10 11 12 13 14 15 16
CS10 BLACK
1 2
(*1)
(*2)
AS 8
11
11 B
11 B
12 B
12 B
4 B
4 B
5 B
5 B
6 B
6 B
13 B
13 B
14 B
14 B
10 B
10 B
9 B
9 B
3 B
3 B
1 B
1 B
12 13 5 6 7 14 15 3 4 1
8 IH1 9 IH1
From Auto AntennaControl Relay<24–3>
FADEGND BEEP MUTE F. L F. R R. L R. R ACC B AMP
FADE BEEP MUTE F. L F. R R. L R. R GND OUT OUT AMP+
ANT
B G Y L R W BR
(SH
IELD
ED)
V LG(S
HIE
LDED
) P–L
P–L
P–L
B–R
B–R
P–LR 6RADIO AND PLAYER
8
(*1)
(*2)
11
1
2 2
2
2A1
50AA
M1 (forU
SA
)60A
AM
1 (forCanada )
120AA
LT
20AR
AD
NO
.1
*1 : w/ Woofer(Speaker)*2 : w/o Woofer(Speaker)
1 2
3 4 5 6
S 8
STEREO POWER AMPLIFIER
A , S 9 B , S10 ,C D
DS10
1 2 3 4
5 6 7 8 9 10
STEREO POWER AMPLIFIER
643217 8 9 10 11 12 14
513
643217 8 9 10 11 12 14
513
B*1 S 9 BLACK
B*2 S 9
2
2
W
PowerSource Radio and Player (w/ Stereo Power Amplifier)
OV
ER
ALL E
LEC
TR
ICA
L WIR
ING
DIA
GR
AM
1 2 3 4
24 SUPRA
7
ACC
IG1
ST1
AM1
5
1J4
2 2
1J8
1E10
1B4
1 IF1
10 IE1 11 IE1 2 IF3 3 IF3
4 A 3 A
2 B 6 B 1 B 3 B7 A 2 A 6 A 1 A 5 A
8 IB1
8 A 9 A
2 ID1 8 ID1 5 IL1 1 IL1
IF
7. 5ARAD NO. 2
R13REAR SPEAKER LH
R14REAR SPEAKER RH
A30AUTO ANTENNACONTROL RELAY
RADIO AND PLAYER
1 12 2
2
2
2
21
1
ANT AMP
B
GND
ACC
FL+ FL– FR+ FR–
AMPANT
RR–RR+RL–RL+
F10FRONT TWEETER(SPEAKER) LH
F11FRONT TWEETER(SPEAKER) RH
1
1
F12FRONT DOOR SPEAKER LH
F13FRONT DOOR SPEAKER RH
PP V
P VPBR V LG LG L L
V LGLG L
L
B
L–Y
B Y R W
B–R
P–L
WRYB
L–Y
WW
L–Y
GR
Left kickpanel
BATTERY
I19IGNITION SW
P–L
L–Y
RADIO AND PLAYER
1 2 3 4
5 6 7 8 9 10
AR 4
1 2
3 4 5 6
BR 5
1
1
1
20AR
AD
NO
.1
120AALT
50AA
M1 (forU
SA
)60A
AM
1 (forCanada )
2
22
4
1
B
*1 : w/ Stereo Power Amplifier
5 4 2 3
1J5
1E17
7 IE1 6 IE1
M1 2
IH
A
A
W–B
W–B
6
E
P–L
B–R
(*1)
(*1)
(* 2 )
(* 2 )
ACC IG UP DOWN
GRB–R
GR
R G
10AECU–IG
A33AUTO ANTENNAMOTOR
To Radio and Player<23–2>
Right kick panel
J 1JUNCTIONCONNECTOR
R 4 A , R 5 B
L–Y
L–Y
7 8
B–Y
B–Y
L–Y
GR
*2 : w/o Stereo Power Amplifier
2A1
GR
2
2
W
PowerSource Radio and Player (w/o Stereo Power Amplifier) Auto Antenna
MEMO
OV
ER
ALL E
LEC
TR
ICA
L WIR
ING
DIA
GR
AM
1 2 3 4
25 SUPRA (Cont. next page )
7
ACC
IG1
ST1
AM1 4
1J4 1E11
2 2
1J5
1E12
1B4 1B5
IF25
II111
25 II18 II1
2 II1 23 II1
1
See
TheftDeterrent
andD
oorLockC
ontrolS
ystem<
14–2>
See
AB
Sand
TractionC
ontrolS
ystem<
19–4>
See
Engine
Control
System
<3–3>
<4–3>
See
AB
SS
ystem<
18–4>S
eeA
BS
andTraction
Control
System
<19–4>
MALFUNCTIONINDICATOR LAMP(CHECK ENGINE)
OIL
OIL
LEVEL
TRA
CO
FF
SEC
UR
ITY
AB
S
V10VE
HIC
LES
PEE
DS
ENSO
R(S
PEED
SEN
SO
R)N
O.1
(forCom
binationM
eter )
SeeTheft
Deterrentand
DoorLock
Control
System<
14–2>
SeeInteriorLight
System<
10–1>
SeeU
nlockand
SeatBelt
Warning
System
<10–1>
SeeTaillightSystem
<7–3>
SeeC
hargingSystem
<1–4>
See
Illumination
System
<8–4>
See SRS(SupplementalRestraint System)
<13–3>
ODO ANDTRIP
CH
ARG
E
REA
RLIG
HT
SEAT
BELT
DO
OR
SR
S
10AGAUGE
50A AM1(for USA)60A AM1(for Canada)
T 6TELLTALE LIGHT RH
I19IGNITION SW
120AALT
7. 5ADOME
To PPS ECU<20–3>
To A/C Amplifier<26–5>
To Engine Control Module(Engine and ElectronicallyControlled Transmission ECU)
<3–7><4–7><15–2><16–2>
To Cruise ControlECU<17–3>
T 5TELLTALE LIGHT LH
BATTERY
P
P P
P
P
P
B–Y
Y Y
L–R
R–G
Y
L–W
Y–G
Y
R
R–G
R–Y
L–R
R YRW
Y Y
RW
Y–G R
–G
L–R Y
P BR
B–Y
B
PP
BR
L–W
L–R Y
L–R YR
Y–BY–B
R–G
R–Y
0 2OIL PRESSURESW
14 16 18 6 7 4 3 5 1 8 9
11
1
2
1
3
106215241051131218
2
2 2
COMBINATION METER
13987654321 10 1112 13987654321 1011 12
BC10 BLUE CC11 BROWN
2A1
IF Left kick panel
1611109854321 1213 146 7 15
AC12
2
2
W
Power Source Combination Meter
5 6 7 8
25 SUPRA (Cont’ d )
11 B 4 B 14 A 9 B 13 A 16 A 6 A 2 A 3 A 15 A 6 B 1 C 4 C 10 C 6 C 7 C 8 C 11 C 12 B 13 B
3 C13 C7 B12 C2 C7 A1 A10 B 1 B 2 B 5 B 8 A 9 A 8 B 10 A 11 A
13 IF2
33 II1 24 II1 19 II1
5 BP1 3 BP1 1 BP1
2
1
IF
1
EB IH
14 IB2
1 IE1 2 IE1 3 IE1
15 IF1
29 II1
EC
See Electronically ControlledTransmission and A/T IndicatorSystem<15–6><16–6>
SeeIllum
inationSystem
<8–4>
SeeTurn
Signal
andH
azardW
arningLightSystem
<9–3>
SeeH
eadlightSystem
<5–3>
<6–4>
See
Cruise
Control
System
<17–2>
ToR
heostat<8–4>
SeeE
lectronicallyC
ontrolledTransm
issionand
A/T
IndicatorSystem
<15–6>
<16–6>
See ABS and TractionControl System<19–4>
L2DNRP
MA
NU
O/D
OFF
TUR
NR
H
TUR
NLH
HIG
HB
EAM
TRAC
CR
UISE
BR
AKE
SP
EED
FUE
L
FUE
L
TACH
O
MA
STER
From Engine Control Module(Engine and ElectronicallyControlled Transmission ECU)
<3–7>
To Igniter<2–4>
From Park/Neutral PositionSW(Neutral Start SW)(A/T)<1–3>From Clutch Start SW(M/T)<1–3>
DELAY
BULBCHECKRELAY
E7
EN
GIN
EO
ILLEV
EL
SEN
SOR
E 4ENGINE COOLANTTEMP. SENSOR(WATER TEMP. SENSOR)
F14FUEL SENDER
From Daytime RunningLight Relay(Main)<6–1>
FromD
aytime
Running
LightRelay (M
ain )<
6–2>
P 5PARKING BRAKESW
J 1JUNCTIONCONNECTOR
B 2BRAKE FLUID LEVELWARNING SW
BR
–W
W–B
BR–W
BB
–W
B–W
(* 2 )B–W
W–B
W–B
W–B
R–W
(* 1 )B
R–W
(* 2 )R
–W
BR
–W
B–W
BR
BR
G BR
Y–L
Y–G
Y–B BR
BR
Y–B
Y–G
Y–G
Y–B
BR
Y–LG
BR
BR
R–G
R–Y
L–R
L–W
Y–G Y
B–W(*1)
Y
Y–G
L–W
L–R
R
R–G
R–Y
B–W(Canada)
B–W(Canada)
BR–W BR–W
B–W(Canada)
BR–W
BR–W
DIODE
(*2)
(USA *1)(USA)
(Canada)
(Canada )
(US
A )(U
SA)
(* 1 )
1
1 2
ILLUM
INA
TION
*1 : 2JZ–GTE*2 : 2JZ–GE
WATERTEMP.
A
A
1 2 3
COMBINATION METER
C10 B , C11 C , C12 A
Front side ofintake manifold
Left kick panel Right kick panelFront side ofleft fender
G–O
From ABS ECU<18–2>From ABS andTraction ECU<19–7>
From Traction ECU<19–8>
BR–W
BR
–W
BR–W
FromAB
Sand
TractionE
CU
<19–8>
R–W
R–W
(* 1 ) (*1)
Y–G
ToG
enerator(Alternator )<
1–4>
A
1
2
44
Combination Meter
OV
ER
ALL E
LEC
TR
ICA
L WIR
ING
DIA
GR
AM
1 2 3 4
26 SUPRA (Cont. next page )
7
ACC
IG1
ST1
AM1
5
4
6
1
5
2
3
2
1
3
5
4
2
1
5
3
3
4
1
2
1
2
M
1
2
M2
3
1
2
1E13 1J4
2 2 2 2
2 2 2 2
1B2 1B4
2 2 2 2 2
1A5 1K2
1J5
10 IF1
1 IB4
3 IB2
3 IK1
2 EA1
5 IF1
2A
EB IG EB
2 B 1 B 1 A 3 A
2 A
1
2
M 1 IK1 2 IK1
10 II1
EA11
4
IG116
IG113
IG115
IG114
M
IF313
BATTERY
120AA
LT60A
POW
ER
50AA
M1 (forU
SA
)60A
AM
1 (forCanada )
30AFAN
50AH
TR
HEA
TER
RELAY
A/CM
AGN
ETIC
CLU
TCH
RELA
Y
A3
A/C
SING
LEP
RE
SSU
RE
SW
E5
EN
GIN
EC
OO
LANT
TEMP
.SW
(WA
TER
TEMP.
SW)
R1
RAD
IATO
RFAN
MO
TOR
A2
A/C
CO
ND
EN
SE
RFA
NM
OTO
R
BLO
WER
MO
TOR
CO
NTR
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RELAY
B3
BLOW
ER
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TOR
10AE
CU
–B
R3
RAD
IATOR
FAN
RELAY
NO
.2
I19IGNITION SW
7. 5AHTR
R 2RADIATOR FANRELAY NO. 1
To Engine ControlModule(Engine andElectronicallyControlled TransmissionECU)<3–7><4–8>
A 4A/C MAGNETICCLUTCH
W–R
W
W–L
W W–R
B
B R–L
R–L
R–L
B–Y
LR
–L
L–B
L–B
W–B
W–B
W–B
L L
L–R
L–WL–W
L–R
W–G L
R–L
R–L
W–B
L–R
R–L
W–R
(2JZ–GTE
)
R–L (2JZ–G
TE)
B
BR
BR
W–B
LL
W–B
L
W–B
W–B
W–B
L–W
L
L
L–W
L
L
W–B
R–L
W–B
W–B
L–B
W–R(2JZ–GTE)
R–L(2JZ–GTE)
P–L
B–Y
R–L
R–L
G–R
G
GR GR
G
G–R
R–L
P–L
W–RR
–LR
–L
FRESHRECIRC
A24AIR INLET CONTROLSERVO MOTOR
L
L–W
L
W–B
W–B
L–R
W–G
(2JZ–GTE)R–L
(2JZ–GTE
)
2 2 2
2
2
1
1 1
1
1
2
5
3
4
A/C AMPLIFIER
1 2 3 4 5 6 7
8 9 10111213 1415 161718
A ORANGE
4
12 13 14 15 16
1 2 3 5 6 7 8
9 10 11 17 18 19 20
B ORANGE
1 2 3 4 5 6 7 8
9 10 11 12
1
32
A BLACK
12
B BLACK
A ORANGE
BLOWER MOTOR CONTROL RELAY
HEATER CONTROL SW
13 14 15 16 17 18 19 20
1 2 3 4 5
6 7 8 9 10 11 12 13 14
B ORANGE
B
+B
M+ M– GND S11
Front side ofleft fender
Right kick panel
1 2 3 4 5 6 7 8 910 11 12 13 14 1516 17 18 19 20 21 22
C ORANGEA12
A13
A14
B 4 B 5
A/C DUAL PRESSURE SW
12 3
4
1 2
AA 3 BLACK BA 3 GRAY
B4
A,B
5B
H12 H13
2 2
2
W
WW–B
Front side ofleft fender
EA Front side ofright fender
W–B
Radiator Fan Automatic Air ConditioningPower Source
5 6 7 8
26 SUPRA (Cont’ d )
1J8
1E2
6 IF3 6 IG1 1 IG1 7 IG1 11 IG1 3 IG1 8 IG1 2 IG1 9 IG1 7 IF3
20 II1
1
2
1
2
2
1
5 IG13 IB6
1
2
1
2
13 B9 B2 A17 A5 A6 A22 C9 A3 A1 A18 A7 A16 A
9 A10 A2 A11 A7 B2 B13 A9 B10 B1 B16 A12 A17 A14 A4 A3 A15 A7 A11 B12 B4 B3 B
8 C9 C10 B
1 A 6 A 18 A 5 A 6 B
6 B21 C14 A15 B16 B7 C
17 B 20 B 19 B 20 C 7 B 11 A 18 B 8 B 16 C 4 C 10 C 11 C 1 C 2 C 6 C 17 C 18 C 19 C 12 C 15 C 14 C 3 C 13 C 1 B 4 B 3 B 2 B 8 A 10 A 4 A 11 B
IH
IG14
26 II1
11 IB6
EA
M
12 IB6
29 II1 31 II1
8 IF3
ToE
ngineC
ontrolModule
(Engineand
Electronically
Controlled
Transmission
EC
U)
<3–6>
<4–8>
FromE
ngineC
ontrolModule
(Engineand
Electronically
Controlled
Transmission
EC
U)(2JZ–G
TE )<3–7>
FromIgniter (2JZ–G
E)<
2–4>A/C
DU
ALP
RE
SSU
RE
SW A26AIR VENT MODECONTROL SERVO MOTOR
E11EN
GIN
EC
OO
LANT
TEM
P.SE
NS
OR
(WATE
RTEM
P.
SEN
SOR
)(for
A/CS
ystem)
A15A/C
EVA
POR
ATOR
TEM
P.
SEN
SOR
A4
A/C
LOC
KS
ENSO
R[A/C
MAG
NE
TICC
LUTC
H]
A1
A/C
AMB
IENT
TEMP.
SEN
SO
R
A16
A/C
RO
OM
TEMP.
SEN
SO
R
A17
A/C
SO
LAR
SEN
SOR
A25AIR MIX CONTROLSERVO MOTOR
J 1JUNCTIONCONNECTOR
TSET
VER1GNDS5
SW1SW2
TS
SW3
TR
SW4
TAM
SW5SW6
LOCK–IN
SW7
SG
L–LOL–M1L–M2
AMHAMCTPTE
L–M3L–HIL–A/C
L–FRSL–REC
L–MAUTOL–FACE
TWAODAOFTPO
L–B/LL–FOOT
L–F/DL–DEF
L–RDEFIGRDEFGRSPEED+BACCAIRAIF
AIM/AMOUT
A/C–IN HR BLW PSW IGN MGC
15ACIG From
Telltale
LightRH
<25–1>
FromR
earWindow
Defogger
Relay<
20–1>
HEA
TER
CO
NTR
OL
SW
Rr–DEFOG DEF F/D FOOT B/L FACE AUTO
REC/FRS A/C FAND– FAND+ OFF
WARM COOL
M
DEF
FACE
CO
OL
WA
RM
A
5454
3 1 2 3 1 2
A A
L–YL–Y
L–YL
L–W
L
W–B
B–W
L–R
LG W Y–L
LG–R
L–Y
G–W
R–Y V
VR–Y
G–W
L–Y
LG–R
Y–L
WLG
BR
–W
V–W
V–W
V–W
V–W
BR
–W
B–W
L–R
V–W
V–WV
–WV
–WP
–B
G–Y
V–W
G–Y[
P–B
Y–L
Y–G
BR–W
W–B
W–B
W–B
W–B
W–B
V–W
BR
–W
BR–W
BR
–W
W–B
BR–W
L–B
V–W
P–B
Y–B
L–R
G–W
R–W
W–L
LG–R
RP–B
B–WPLGBGR
LG–B
R–B
G
BR–W
YBR
R–YV
R–L
BP
W–R
L–R
GR
P–L
W–R
P–L
R–L
G–R
G
R–L
R–L
V–W V–W V–W V–W
BR–WBR–W
V–WL
L–W
V–W V–W V–W
V–W
BR–W
V–W
V–W
W–B
P–B
R–L
L
H12
A,H
13B
A/C AMPLIFIER
A12 C , A13 A , A14 B
Front side ofright fender
4 A
2 B
1 A
1 B (*2)
(*1)
(*2)
(*1)
A3
A,
B
Right kick panel
*1 : 2JZ–GTE*2 : 2JZ–GE
2
1
Radiator Fan Automatic Air Conditioning