LX ECM PINOUT:

2006 LX C1 (Black Connector)


PIN #

Function

Color


1

Coil #8

DB/yl


2




3

Coil #7

BDB/yl


4

Injector #8

BN/lb


5

Injector #7

BN/yl


6




7




8




9

Ground (-)

BK/bn


10




11

Fused Ignition sw output

PK/gy


12

Ignition unlock-run-start

PK 


13




14




15




16

SRV Control

DB/lg


17




18

Ground (-)

BK/bn


19




20

Oil Press Signal

VT/gy


21




22




23




24




25

(SCI) Receive "PCM"

WT/lg

OBD2

26

(SCI) Receive "TCM"

WT/or

OBD2

27

5 Volt Supply (+)

YL/pk


28

MDS Sol control NO.4

BN/lb

DELETE

29

Fused Battery (+) 12v

Red


30

Fused IGN SWTCH output

YL 


31

Driver rear O2 signal

DB/yl

DELETE

32

O2 Downstream Return

DB/dg

CHNG

33

Passenger rear O2 signal

BR 

DELETE

34

Can C Bus (+)

WT/lg

OBD2

35

Can C Bus (-)

WT/lb

OBD2

36

(SCI)Transmit "PCM"

WT/bn

 OBD2

37

(SCI) Transmit "TCM"

WT/dg

OBD2

38










2005-2006 LX C2 (Orange Connector)


PIN #

Function

Color


1

Coil #6

DB/or


2

Coil #5

DB/yl


3

Coil #4

DB/gy


4

Injector #6

BN/vt


5

Injector #5

BN/or


6

Electronic Throttle C. Motor +

DB/gy


7

Coil #3

DB/lg


8

EGR Solenoid control

DB/vt

DELETE

9

Coil #2

DB/tn


10

Coil #1

DB/dg


11

Injector #4

BN/tn


12

Injector #3

BN/lb


13

Injector #2

BN/db


14

Injector #1

BN/yl


15

Throttle Position Sensor GRND

BN/db


16

MDS Solenoid Control

BR/DG

DELETE

17

Passenger Front O2 Heater

BN/vt


18

Driver Front O2 Heater

BN/lg


19

Generator FLD (ALT CONTROL)

BN/gy


20

Electronic Throttle C. Signal

VT/or


21

TP #1 Signal

BN/or


22

EGR Sensor Signal

DB/lg


23

MAP Sensor Signal

VT/bn


24

Kock Sensor #1 "Return"

BN/lg


25

Kock Sensor #1 "Signal"

DB/yl


26




27

Sensor Ground (-)

DB/dg


28

TP #2 "signal"

BN/dg


29

5 volt supply (+)

PK/yl


30

Inlet Air Temp Signal

DB/lg


31

Driver front O2 signal

DB/lb


32

O2 Return Upstream

BN/dg

CHNG

33

Passenger Front O2 signal

DB/lg


34

Camshaft Position Signal

DB/gy


35

Crank Position Signal

DB/wt


36

Knock Sensor #2 Signal

BN/wt


37

Knock Sensor #2 Return

WT/bn


38

Electronic Throttle Motor (-)

DG/lg








2005-2006 LX C3 (White Connector)


PIN #

Function

Color


1




2




3

ASD Relay Control

BN/wt

ASD relay

4




5

MDS SOL Control No.7

BR/or

DELETE

6

MDS SOL Control No.1

BR/wt

DELETE

7




8

NVLD (Vac Leak Detection

VT/gy

DELETE

9

Driver rear O2 heater

BN/wt

DELETE

10

Passenger rear O2 Heater

BN/gy

DELETE

11

Air Conditioner Clutch Control

LB/or

TO AC RELAY

12




13




14

Brake Switch #2 Signal

LB/dg

BRAKE

15




16

APPS #1 return

BN/yl

Gas Pedal

17

APPS #2 return

BN/vt

Gas pedal

18




19

ASD Relay output

BN/wt

ASD relay

20

EVAP Purge Control

DB/or

DELETE

21




22




23

Brake Switch Signal

DG/wt

BRAKE

24




25

APPS #1 Signal

BN/wt

Gas Pedal

26




27




28

ASD Relay output

BN/wt


29

Evap Purge Return

DB/bn

DELETE

30




31




32




33

Engine Oil Temp

VT/yl


34




35

NVLD (Vac Leak Detection

VT/wt

DELETE

36

APPS #2 Signal 

WT/bn

Gas pedal

37

Fuel Pump Relay Control

BN

FPR

38

Starter Relay Control

DG/or

DELETE

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