Climatronic
● 2.5 l/65 kW direct injection turbo diesel, engine code AJT ● 2.5 l/75 kW direct injection turbo diesel, engine codes ACV, AUF ● 2.5 l/111 kW direct injection turbo diesel, engine code AHY From August 1998
Climatronic ● 2.5 l/111 kW direct injection turbo diesel, engine code AXG From September 2000
Climatronic
● 2.5 l/75 kW direct injection turbo diesel, engine codes AXL, AYC From May 2001
Transporter Current Flow Diagram No. 44 / 1 Edition 05.2003
For alternatives to relay and fuse locations as well as assignment of multi-pin connector wiring see "Fitting locations" section.
1 - Relay for Climatronic (140)
Note!
The number in brackets behind the part designation denotes the control number on the housing.
Fuse colours30 A - green25 A - white
20 A - yellow15 A - blue
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10 A - red7.5 A - brown
5 A - beige3 A - lilac
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ws = whitesw = blackro = redbr = browngn = greenbl = bluegr = greyli = purplege = yellowor = orangers = pink
Climatronic operating and display unit, Climatronic control unit, temperature flap control motor E87 - Control and display unit for ClimatronicG56 - Dash panel temperature sensor
G92 - Potentiometer, temperature flap control motorJ255 - Climatronic control unitJ285 - Control unit with display in dash panel insert
L75 - Digital display illuminationL76 - Button illumination
R - RadioT5 - 5-pin connector, behind dash panel, centreT8 - 8-pin connector, on radio
T8a - 8-pin connector, behind relay plateT24 - 24-pin connector, behind dash panel, rightT32 - 32-pin connector, on dash panel insert
T28a - 28-pin connector, redT28b - 28-pin connector, blueTV13 - Terminal for speed signal, blue
V42 - Temperature sensor blowerV68 - Temperature flap control motor
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ws = whitesw = blackro = redbr = browngn = greenbl = bluegr = greyli = purplege = yellowor = orangers = pink
Climatronic control unit, central flap control motor, footwell/defroster flap control motor G17 - Ambient temperature sensorG112 - Control motor potentiometer, central flap
G114 - Control motor potentiometer, footwell/defroster flapJ255 - Climatronic control unitJ285 - Control unit with display in dash panel insert
T1m - Single connector, behind relay plate, up to August 2000T4h - 4-pin connector, behind relay plate, from September 2000
T5a - 5-pin connector, behind dash panel, centreT5b - 5-pin connector, behind dash panel, centreT24 - 24-pin connector, behind dash panel, right
T28b - 28-pin connector, blueT28c - 28-pin connector, whiteT32a - 32-pin connector, on dash panel insert
V70 - Central flap control motorV85 - Footwell/defroster flap control motor
L39 -
Connection (air conditioner pressure switch) -1-, in Climatronic wiring harness
L40 -
Connection (air conditioner pressure switch) -2-, in Climatronic wiring harness
--- - Only models with Climatronic without multi-funcion display* - Only models without Climatronic with multi-funcion display
** - Only models with Climatronic with multi-funcion display
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ws = whitesw = blackro = redbr = browngn = greenbl = bluegr = greyli = purplege = yellowor = orangers = pink
Rear Climatronic control and display unit, Climatronic control unit, sunlight penetration photosensor, coolant temperature sender, front vent temperature sender, vacuum valve strip E265 - Rear Climatronic control and display unitG17 - Ambient temperature sensor, in front left bumper
G107 - Sunlight penetration photosensor, on dash panel leftG110 -
Air conditioner system coolant temperature sender, in engine compartment, left
G152 - Front vent temperature sender, on left footwell vent consoleJ255 - Climatronic control unitL75 - Digital display illumination
L76 - Button illuminationN53 - Vacuum valve strip, behind dash panel, centreT3a - 3-pin connector, behind dash panel, left
T4e - 4-pin connector, behind relay plateT5d - 5-pin connectorT6c - 6-pin connector, behind relay plate
T6d - 6-pin connector, behind relay plateT24 - 24-pin connector, behind dash panel, right
T28a - 28-pin connector, redT28b - 28-pin connector, blueT28c - 28-pin connector, white
110 - Earth connection -2-, in instruments wiring harness
L56 - Connection (sender), in Climatronic wiring harness
L72 - Connection (photosensor), in Climatronic wiring harness
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ws = whitesw = blackro = redbr = browngn = greenbl = bluegr = greyli = purplege = yellowor = orangers = pink
Climatronic control unit, air conditioner pressure switch, fresh air blower front F129 - Air conditioner pressure switchJ126 - Fresh air blower control unit, behind the dash panel
J162 - Heater control unit D4WJ248 - Diesel direct injection system control unitJ255 - Climatronic control unit
T1l - Single connector, behind relay plateT1o - Single connector, behind relay plate
T1v - Single connector, behind relay plateT3 - 3-pin connectorT4e - 4-pin connector, behind relay plate
T8a - 8-pin connector, behind relay plateT8e - 8-pin connector, behind relay plateT8i - 8-pin connector, near additional heater
T24 - 24-pin connector, behind dash panel, rightT28a - 28-pin connector, redT28b - 28-pin connector, blue
T68 - 68-pin connectorT121 - 121-pin connectorV2 - Fresh air blower
33 - Earth point, behind dash panel, right
A61 - Positive (+) connection (X), in instruments wiring harness
L57 -
Connection (air conditioner pressure switch) -1-, in Climatronic wiring harness - radiator fan
L58 -
Connection (air conditioner pressure switch) -2-, in Climatronic wiring harness - radiator fan
* - Only models with additional water heater D4W
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ws = whitesw = blackro = redbr = browngn = greenbl = bluegr = greyli = purplege = yellowor = orangers = pink
Climatronic control unit, rear evaporator temperature sender, rear heat exchanger temperature sender, rear evaporator blower E20 - Switches and instruments, lighting controlG153 - Rear evaporator temperature sender
G154 - Rear heat exchanger temperature senderJ255 - Climatronic control unitJ285 - Control unit with display in dash panel insert
J349 - Evaporator blower control unitL39 - Heated rear window switch bulb
T1b - Single connector, behind lower right D pillar trimT4d - 4-pin connector, behind relay plateT4f - 4-pin connector, behind steering column right D pillar trim
T6b - 6-pin connector, behind relay plateT6c - 6-pin connector, behind relay plateT6d - 6-pin connector, behind relay plate
T32 - 32-pin connector, on dash panel insertT28a - 28-pin connector, redT28c - 28-pin connector, white
V20 - Rear evaporator blower
33 - Earth point, behind dash panel, right
244 - Earth connection (sender earth), in Climatronic wiring
harness
245 - Earth connection, in 2nd evaporator fan wiring harness
A53 - Connection (58b), in dash panel wiring harness
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ws = whitesw = blackro = redbr = browngn = greenbl = bluegr = greyli = purplege = yellowor = orangers = pink
Climatronic control unit, refrigerant circuit solenoid valve, two-way valve for coolant shut-off, additional heat exchanger valve J255 - Climatronic control unitN43 -
Refrigerant circulation solenoid valve, behind lower right D pillar trim
N147 - Coolant shut-off valve two-way valve, on bulkhead, leftN172 - Additional heat exchanger valve, on bulkhead, left
T4f - 4-pin connector, behind steering column right D pillar trimT6b - 6-pin connector, behind relay plateT6c - 6-pin connector, behind relay plate
T28a - 28-pin connector, redT28c - 28-pin connector, whiteTV14 - Terminal for self-diagnosis, white
30 - Earth point -1-, next to relay plate
A20 - Connection (15a), in dash panel wiring harness
A76 - Connection (diagnosis wire K), in dash panel wiring harness
L68 - Connection -2- (sender), in Climatronic wiring harness
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ws = whitesw = blackro = redbr = browngn = greenbl = bluegr = greyli = purplege = yellowor = orangers = pink
Climatronic control unit, rear blower fuse, blower relay, rear warm air blower A - BatteryE3 - Hazard warning light switch
J255 - Climatronic control unitJ323 - Blower relay, control number (114), behind dash panel,
centre
J350 - Warm air blower control unitSB9 - Fuse -9- in fuse box/relay plate, below the relay plateSB13 - Fuse -13- in fuse box/relay plate, below the relay plate
SB14 - Fuse -14- in fuse box/relay plate, below the relay plateSB15 - Fuse -15- in fuse box/relay plate, below the relay plateT4d - 4-pin connector, behind relay plate
T6c - 6-pin connector, behind relay plateT8b - 8-pin connector, on hazard warning light switchT28a - 28-pin connector, red
T28b - 28-pin connector, blueT28c - 28-pin connector, white
V47 - Rear warm air blower
30 - Earth point -1-, next to relay plate
110 - Earth connection -2-, in instruments wiring harness
243 - Earth connection -1-, in Climatronic wiring harness
A1 - Positive (+) connection (30a), in dash panel wiring harness
A40 - Positive (+) connection-1- (30), in instruments wiring harness
* - Up to August 2000--- - From September 2000
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Relay for Climatronic, magnetic coupling, continued coolant circulation F95 - Thermo-switch for continued coolant circulationJ254 -
Relay for Climatronic, control number (140), with ½ second switching delay
N25 - Air conditioning system magnetic couplingT1k - Single connector, behind relay plate
T1p - Single connector, behind relay plateT2 - 2-pin connector, in engine compartment, front rightT8a - 8-pin connector, behind relay plate
V51 - Continued coolant circulation pump
18 - Earth point, on engine block
110 - Earth connection -2-, in instruments wiring harness
172 -
Earth connection, in engine compartment wiring harness - Climatronic
A49 - Connection -1-, in dash panel wiring harness
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Radiator fan, radiator fan thermo-switch, radiator fan relay A - BatteryF18 - Radiator fan thermo-switch
F163 - Air conditioner shut-off thermo-switchF165 -
Radiator fan thermo-switch, third speed, front in engine compartment
J26 - Radiator fan relay
N39 - Radiator fan series resistorSA2 - Fuse -2- in battery fuse box
SA3 - Fuse -3- in battery fuse boxT1q - Single connector, behind relay plateT2e - 2-pin connector, with 350 Watt fan
T2f - 2-pin connector, with 350 Watt fanT4a - 4-pin connectorT4b - 4-pin connector
T4c - 4-pin connectorT4r - 4-pin connector, with 450 Watt fanT4s - 4-pin connector, with 450 Watt fan
V7 - Radiator fan, left (350/450 W)V35 - Radiator fan, right (350/450 W)
172 -
Earth connection -1-, in engine compartment wiring harness - Climatronic
K21 - Connection -1-, in radiator fan wiring harness
K22 - Connection -2-, in radiator fan wiring harness
K25 - Connection -4-, in radiator fan wiring harness
K26 - Connection -5-, in radiator fan wiring harness
* - Only models with manual gearbox** - Only models with automatic gearbox
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