cx-9 ecu diagram
DESCRIPTION
This is the Mazda ecu Diagram i got from Mazda dealer in Kuwait,, I hope that would help people that own a cx-9 to mod their carTRANSCRIPT
CONTROL SYSTEM 0140-a {}: NAME INDICATED ON FUSE BOX COVER
BiM)F-Q2 EVSE BLOCK
ENO.lGA 7.5A F-01 MAIN FUSE BLOCK • 1 :>.../'C I, IL/B(I) I ~;;;::~o,.~,
LJB(Fl
PCM Ay1C-06B(F) • Cl (SECTION 0140-1)
IY(F)H~_HI I
~PCM W(,F) ,., W(F)======1~(SECTION 0140-b)
!! ~ IGNITION COIL '/L(F) 31 (SECTION 0140-b)
W(F) II
B(I'") ,i
W/B(F) R F
IGKEY130A -0 -MAIN 150A IGKEY240A -"" - -- - --EN~ +B 10A
V
rN"1 E
,, - ' ,
-...:: I
MAIN RELAY NO.1 {~Gl MAIN RELAY)
~ ..... , ..... :\ ,,
L..M.J MAIN RELAY NO.2 {EOI MAIN2 RELAY)
0140-Cl1A PCM
L1NU 10
1J~IE
n ... An _
\'
CONTIRO'l SYSTEM
C-06 (F)-(I)
F-Q2 FUSE BLOCK (REFER TO OOF SECTION)
f??'\.~~C-QS (F)-(I)
C-Ol IGNITION SWITCH
®
/ C-QS (F)-(I)
F·Ol MAIN FUSE BLOCK (REFER TO OOF SECTION)
~ : FRONT HARNESS --1 ~: REAR HARNESS
c::::J : INSTRUMENT PANEL HARNESS _: EMISSION HARNESS
l c=J :.INJECTlON HARNESS J
-
CONTROL SYSTEM 0140-b
F-01 MAIN FUSE BLOCK . i
MAIN RELAY NO.1 NGBARiOA H02S (SECTION 0140-8) ~W(F)l·IW(F) -" W(F) rl 2 ~ PCM~ ? IW(F)~ (SEcnON014Q-h)
::::= === = =10140-Q1AI BRAKE SWITCH NO..2
W(F) ~ (SECTION 0120)
'W[) i
II EGIINJ lOA W(Fd "'-'«k !.-.WIL(F)
II, "'!! I WIL(F) '.,
II I ENG BAR2 7.5A ~ +@ NC RELAY ~~ WfR(F) 48 (SECTION 0740-2)J::t: M -= PCVVALVE HEATER CONTROl.WIR(F) - ,~ W/R(EM) ~~GY(INJ) r.::~ (SECTION 0140-g)
II II
MAIN RELAY NO.2 IG CO~L 25A II. II. IGNITION COIL (SECTION 0140-8) ~ W/L(F) ~ VMI(F) . »):::=VJW(EM) <~V(JNJ)~ (SECTION 0140-0)
C-02 C~34
II
~I
0140-01A PCM
111
III
IN 11 10
lJ~IE
CONTROL SYSTEM
(EM)-(INJ) e-34
[~
F-Q1 MAIN FUSE BLOCK (REFER TO OOF SECTION)
~ : FRONT HARNESS _: EMISSION HARNESS
[=::J : INJECTION HARNESS
H't-i.>i'tibir~
CONITROL SYSTEM 0140-0
2- F PCM W ? ,==-==-========,-==-==-==-=-=-,,-========-=--.=-=--===--,.=Jr'=============~014P-01BI
G/RIM) W/IEM) RNoI]EM) G/IEM) UR:LEM) BR]EM)1
I
C-35 "IiI" ===== == ===== ==Iir'== ======= ===== ~= == ====== =====-y; ===== ==== == ===;;1i(""""===== == === ===Ii( III III II K I.. W - AAIII • AE
WN,~liNJ) Y/L(INJ) UO(INJ) G~~NJ) WIBR(INJ} V1BiINJ)
JIll 0140-02 I JIl, 0140-03 I Ji'0t40-041 Jl.10140-051 110340-061 10140-071
LEJ,n IGNITION rEJn IGNITION LEJnIGNITION LEJII IGNITION rE]11l IGNITION lEJ·n IGNITION . COIL NO.1 - COIL NO.2 , COIL NO.3 . :corL NO.4 - COIL NO;5 COIL NO.6
. .
..-10140-021 "llouo-03! -I' 0140-941 "110140-051 II 0140-06 1 '1'1 (f14Q~071
V(INJ) V(INJ) V(INJ) V(INJ) V,NJ) V(INJ)
I It V';:J) Ie I
VI MAIN RELAY NO.2 (SECTION 0140-b)
0140-018 PCM
aa~ 0140-02 IGNITION COIL NO.1
0140-03 IGNITION COIL NO.2
0140-04 IGNITION COIL NO.3
aaG 0140-05 IGNITION COIL NO.4
0140-06 IGNITION COIL NO.5
0140-07 IGNITION COIL NO.6
CQNTROLSYSTEM 0140-d
F-02 FUSEBlOCK
W/l(l) -j IN~~ W/L(F) W/B(F) VIW(F) VCF)
,_ __ _ _ __ WIS(I)!!i!i!!iii!!!!!!!iiiiiiiiiiii....~ ~~~ ~~~~~~--_c-osr--- .: --------0 ---~~~~~~~-- - I: WIL(F) UAL FAN CONTR U~~~~~~~~===--=
0-36 n OL MOOULEn-n-nJn~-n-- ---~~1If
E:~WIL(F) ! F:O-C3- ;;USEf..!ioRELAYBLOC"- - -- - - ~~~~~ :;,!~; l
ii IN'r~Sl: ii
nOlm
W/L(F) ' WIS(F)
L WIS(F) :--1- - n,
I dJ
NTROL MODULE , - - -- - - J CONTROL MODULE
WfB(F)
3 I~ FUEL PUMP III 33(SECTION 0 RElAY W!BEM)
FUEL INJ114) (SECTIO~~iOR40-8)
0140-01A PCM
II---1N 11 to
lJlI:!]lE
I ~()NTRnl ~Y~T~M n ~ It n ""
me:FRONT HARNESS
~: REAR HARNESS c:::::J :INSTRUMENT PANEL HARNESS _: EMISSION HARNESS
C:=J :INJECTION HARNESS
FUSE BLOCK (REFER TO OOF SECTION)
FUSE ANO RELAY BLOCK SINGLE FAN OONTROL MODULE RELAY BLOCK DUAL FAN CONTROL MODULE
(/§
C-03 (F)-(EM)
C-06 ----- /(F}-{I) --, I' {rJ'
d /
CONTROL SYSTEM 0140-d
~ """
F-02
~-o3
(REFER TO OOF SECTION)
CONTROL SYSTEM 0140-e
2 :
peM ? '_= == __ n__ ~= =-= =----=-'===n--==-=-=i·n== - -=-f ~ - ---===~Q14Q-01j!1
Y/S[M) SIY1tM) Y/RIM) Y/G(EM) V(EM) GY(!=-M)1,:,1. I
C-35 TS=J:==== === ::==~= == =:=:=:===="11':=== :===:====="i'= ========== ==188=== ====== ==~SD
III
III G/L1!NJ)
Al,o':::1 GYIY(INJ)
rnM,o'::~1 VlGJiINJ)
rnI01:~:~1 Y/O~INJ)
rn]l1011:~::1 e~NJ)
IrnIfOj::::1 GIW\INJ)
rnkl~0~14;;:~~L1:~~
rn INJECTOR NO.1
...!0140-10 1 L(INJ)
I-LCINJ)
INJECTOR. INJECTOR INJECTOR NO.2 NO.3 NO.4
y10140-111 "110140-121 "110140-131: L(INJ) L(INJ) L(INJ),
I L(INJ)--I....L(INJ}-I.-·l(INJ)
INJECTOR NO.5
...10140-141 L(INJ)
I
INJECTOR NO.6
1'10140-151 L(INJ)
I I~
L(lNJ)
1e-34 W!Ml
FUEL PUMP RELAY (SECTION 014Q-d)
0140-018 PCM
0140-10 FUEL INJECTOR NO.1
0140-11 FUEL INJECTOR NO.2
0140-12 FUEllNJECTQR NO.3
I (I I 0140-13 FUEL INJECTOR NO.4
0140·14 FUEL INJECTOR NO.5
0140·15 FUEL INJECTOR NO.6
I I (I
I
CONTROL SYSTEM 0140-e
•
[~
I~I
~ : FRONT HARNESS _; EMISSION HARNESS
c:::::::J ;INJECTION HARNESS
CONTROL SYSTEM 0140-f
2 @~ ~ ~~ ~ @~~~_~~ ~~ ~~ ~~ ~:!~~~~ ~ ~_ ~ ~ __ ~c:. ~~~,~~~~ ~~_~ ~~~ ~ ~ ~~~~ __ ~ ~ _~ ~~~~~_~~ 'OaIl-OlB I ? I • LG(EM) BIW]EM) P/L]M)
B(EM) B(EM)
~--- ------ ----- ---------JI....Ii L(!' G;!tM" ~ SHIELD WIRE ~~~~~~-.;:.,=~~~~~~~~~~ ~~~~~~=====~~=~===~"F""'"
: IL [l ~----------~ GY/O(INJ)B(EM) B(EM)
1-1 B(EM)
~'1i , 4: 'GY/O(INJ)& ,",,At7-. '. ',I C-35 §r.:l;'= === =lifP=== === =========1 :--- ---- ---lIf - ---r--.- B(INJ)_ , ,
GN(INJ)'G/BR(INJ) YN1NJ) '- SHIE.LD WIRE
ol-~~1'~~'81 c~=:.~:.,r ".,
~ CRANKSHAFT POSITION SENSOR CAMSHAFT POSITION SENSOR (RIrI) CAMSHAFt POSITION SENSOR ~LH)
0140-018 1°140-16 PCM CRANKSHAFT posrnON
SENSOR
~
0140-17 CAMSHAFT POSITION SENSOR (RH)
~
0140-18 CAMSHAFT POSITION SENSOR (LH)
~
1"\" ~A 1"\
'":.n
CONTROL SYSTEM
(EM)-(INJ) C-35
-----, ---
, ,
--:;
CONTROL SYSTEM 0140-g
\a. (JPCMSENSORGROU"D~
~1:"-"'-1~1 '" -"'lfJ== -]~=--=~=:::~=:;:]§"'= ==-====== ==-=T~=========lT~-===l~===-~I==--='l§2=--=~==::::=1~0140_01B' - (SECTION 014Q-b) II
BRIY(EM) BRlB(EM) I L..IW(EM)II I j II I IIBRlB(EM) Y/B(EM) BR(EM) Y(EM) LN(EM) B/R(EM) I
~I ~j II • V/R(EM} P/B(EM) UB(EM)
"Q .M IIIL" GVW') ~==========,======~=========l===t~==l:';==~~===l~ I'
KNOCK SENSOR PCV VALVE PCV VALVE I. THROTTLE'SODV"I HEATER FITTING HEATER CONTROLII ....._----------__- ......-~'
0140-200140-018 0140-19 0140-21 PCM PCV VAI!..VE HEATERKNOCK SENSOR PCV VALVE HEAiiER
FiniNG CONTROL
A 8 C 0
0140-22
I:~~~ B A B A
F E o C B A
GIW(lNJ)
CONTROL SYSTEM 0140-h
? ~ SENSOR GROUNO y ~ ~...~~--- ? y== --===U -= ===----==--= u===f---===-ij========- -= - _n-==-' ===~014Q.()'BI
RlB(EM) G(EM) R(EM) GIW(EM) LG{EM) W(EM)
--- 11 _ --------- -------- ---1:------- :lL----------------------lL-- ------liC-351~---------::==~~•.i:. =- - - ---- -- -- ------ -- -".-- -- - --- -YJ - ------ -- - -- - -- --- - - --lifY--------
GIW(INJ)
UGY(INJI) ".,:=====:::IL-:;:: •". i.1 GIW(INJ) •• ~ -~r:.= GIW(INJ)
REAR H02S (SECTION 0140-j)
FRONT H02S (RH) FRONT H02S (LM,) C c ~'Q14Q-241 ~10140-251
C-02 C-34 G(~J) G(~J) MAIN RELAY NO.1 €3JE== W(F) ==::£: W(F) =>)::: W(EM)::::«-"l G(INJ) 1:..__ I G(INJ)' e=- G(INJ)(SECTION 0140-b) ~l [ W(F) ~ MASS AIR FLOW I INTAKE AIR TEMPERATURE SENSOR
~ (S'ECTION 0140-1)
0140-018 pCM
0140-23 CHTSENSOR
fa 0140-24 FRONT H02S (RH)
0140-25 FRONT H02S (LH)
I~I
--...I <0
{~
0140-25 FRONT H02S (LH)
~; FRONT HARNESS _: EMISSION HARNESS
c==J :INJECTION HARNESS
_ ••••.-. _ • _ ~ -_ ~__ _ :-- 1
CONifROLSYS1EM 0140-i
10140-01A'I'
TCM GY/L(R} BRIR R (SECTION 0517-a). ~"""i_) BlO(R) LN(F)
lB~ _-"",'&°140.271 11....----(A) (C) I •IrrZ
I FUEL TANK PRESS I ....N RE -y, 0140-<6' URE SENSOR IPURI
18
C-10
PCM
GY/L(F)UB(F)GY/B(F)
n-=======
Vi)
'U£ ---===_Si?'r I
ECTION 0140-h) ~ W(F) rrII B(F) -- SOLENOID VALVE
(S . LAY NO.' W(F). GE) .! W(F}==============ijl Q'4Q-Z.,
~~=========~------«(3)l---~~------------~==~-------
C B A
0140-27 FUEL lANK PRESSURE
IISENSOR
[~ F E 0 C 8 A
0140-28 @)PURGE SOLENOID ~
VALVE ~
0140-26 MASS AIR FLOW I ,INTAKE AIR TEMPERATURE SENSOR
11'1 11 10
lJE1E,
014D-01A PCM
CONTROL SYSTEM
II II
III
(F)-(R)
C-10
3
0140-26
MASS AIR FLOW I
.. ~ : FRONT HARNESS
_: EMISSION HARNESS
C:J: INJECTION HARNESS
~: REAR HARNESS
I c=::::J :REAR NO.2 HARNESS REAR NO.3 HARNESS
C:J :DOOR HARNESS
C:J: INTERIOR LIGHT HARNESS INTERIOR LIGHT NO.2 HARNESS
c:::J :INSTRUMENT PANEL HARNESSINTAKE AIR TEMPERATURE SENSOR [BLACK]
CONTROL SYSTEM 0140-j
10140-321
G(INJ)
W/O(INJ)
~I0140-321
B-OIL CONTROL VALVE (LH)-A
G(INJ)
::::::::10140-311
~ OIL CONTROL VALVE (RH)-A
_ II G(INJ) c W '
G(INJ) I"'l•
2. ....-------.----------------- -.--- ----- -.--.-.---- c? '_ PCM
t=====: =;r======- -= ==-y=-=-=-= i==-=-== ======= ==i=== == === ====== --= =W014lHlilil
C~~lf.::====::jf:~==========~:~====:~::============:~=M:==============~~::: W/O(IN.J) Y/G(INJ) LIW(INJ) W(INJ) V(INJ)
1=--====J!,014 <r
29! i--== -= 'u"O,40-301 101404, I" "
G(IN
J > GIW(INJ)
G(INJ) ~ " ~ G(INJ)
m.tlI GIW{INJ) ~ GIW(INJ) I I
MA'IN RELAY NO.1 ~.
(SEC1I'lON 0140-h) ~
PCM (SENSOR GROUND) (SECTION 0140-h)
I La _:41 I -- I ""'2B"'"N"....2B=1..L2=B..E.......2:=:BA..,....,2A=W~2AS~!""i!2AO 2AK 2AG 2AC 2"( 2U 202M 2H 2C
280 28J 28F 289 21\)( 2AT 2AP 2AL 2AH 2AD 2Z 'Z'-I 2R 2N 21 20
2BFIIl ~29K 2J~ [;J2E
0140-016 PCM
0140-29 REAR H02S (RH)
III:
0140-311 OIL CONTROL VALVE (RH)
0140-30 REAR H02S (LH)
9
10140-32 OIL CONTROL VALVE (LH)
n·.t An
III (~
CONTROL SYSTEM 0140-j
\
Xl ~
tB!m :FRONT HARNESS _: EMISSION HARNESS
c::::J :INJECTION HARNESS
0140-kCONTROL SYSTEM
PCM
.2A(f l2S) (lBL.' llBG! \.1 P) (1T) 6V .. _ 10140-Q1AI fflQ140=01BI
HS_CANLH-. .- HS_CA>l..L ;11
RIW(F) GIY(F) RJL(F) BlL(EM)LlR(EM)
~r I
POWER STEERING18 PRESSURE SWITCH
..... / ~I !g) ~ ..... / 'BRAKE SWITCH! NO.2 BRAKE SWITCH NO.1
CHECK CONNECTORGENERATOR (SECTION 01120) (SECTION 0916-4) (SECTION Q117) (SECTION ODD-b)
SINGLE FAN CONTROL MODULE - FAN RELAY (SECTION 0112-18) ~
DUAL FAN CONTROL MODUILE- COOLING FAN RELAY 'e:JI)JJ-----RJL(F) • ($ECTION 0112-28)
F·UE:L PUMP RELAY ~ (SECTION 0114) ~ .RJL(F) _rJ
0140-330140-0160140-o1A PCMPCM
*---IN 11 10
lJ~lE
280 28J 28F 288 2AX.
28P_ 1En2BK [;J2E 21 20
POWER STEERING PRESSURE SWITCH
•
---
CONTROL SYSTEM
00 U'1
(--:J
~: FRONT HARNESS _: EMISSION HARNESS
c:::::::J :INJECTION HARNESS
CONTROL SYSTEM 011 40-1
GY/G(F) Y/B(F)
?- & FAN CONTROL MODULE IGNITION SWITCH (ST) (SECTION 0112-1b,2b) (SECTION 0119)
MAIN FUSE BLOCK 'I~ W/B(F)(SECTION 0140-a)
Y/G(F)
~ STARTER RELAY (SECTION 0119)
'Ir ..
I·'
B/G(F) B/L(F)
REFRIGERANT PRESSURE SWITCH (SECTION 0740-1e)
- W/B(F)
W/B(F)
GY/L(F)
@ AlC RELAY (SECTION 0740-2)
C-09 II
G/O(R)
1l10140-341
G]CANISTER VENT SOLENOID
1VALVE
1014 0=341
W/B(R)
11
1'1
0140-340140-01A PCM
1N 11 10
1J~'E
CANISTER VENT SOLENOID VALVE
(fj
CONTROL SYSTEM
(FHR) e-09
:-~.:.'::.-==::=:...""':::::::.::::~
:> J
/
~: FRONT HARNESS
_: EMISSION HARNESS
r=:=J: INJECTION HARNESS
~:REARHARNESS
II!E:J :REAR NO.2 HARNESS REAR NO.3 HARNESS
r=:=J :DOOR HARNESS
c=J :INTERIOR LIGHT HARNESS INTERIOR LIGHT NO.2 HARNESS
c::::::J :INSTRUMENT PANEL HARNESS
0140...mCONTROL SYSTEM
• 'WB(F) '-B(F)
WI) B~F) B(F) B(F) B{F)
DATA LINK ACCELiERATOR PEDAL POSITION SENSORCONNECTOR-2
(SECTION OOD-a)
B(F)
r= C31~----
",;r II "'m'
'J~1E 180 'BJ ,BF 1BB
BP.1BK
0140-35 ACCELERATOR PEDAL POSITION SENSOR
E C
H F D B
III
.cONTROL SYSTEM
/
~; FRONT HARNESS
~; REAR HARNESS
c::::J :INSTRUMENT PANEL HARNESS
_: EMISSION HARNESS
c=J: INJECTION HARNESS
------J cYd
III