Honda Civic VIII facelift (2008-2011) ecm/pcm (left side of engine compt) Wiring diagrams

2-DOOR: LX, EX ABS IND. ABS MODULATOR CONTROL UNIT (RIGHT SIDE OF ENGINE COMPT) AREA NETWORK BKSW BLK WIRE BLU WIRE BRAKE FLUID LEVEL SWITCH (ON BRAKE MASTER CYLINDER RESERVOIR) BRAKE PEDAL POSITION SWITCH (UNDER LEFT SIDE OF DASH) BRAKE SYSTEM IND BRN WIRE CAN L CAN L FR-GND PNK WIRE CANADA M/T: DX-GA COMPUTER DATA LINES SYSTEM CONTROLLER AREA NETWORK CONTROLLER ECM/PCM (LEFT SIDE OF ENGINE COMPT) FAST CONTROLLER AREA FL +B FRS +B MR +B DIAG-K FUSE 10 FUSE 12 FUSE 4 GAUGE CONTROL MODULE GND MR-GND GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENGINE COMPT) HOT IN ON OR START LEFT FRONT WHEEL SPEED SENSOR (ON LEFT FRAME RAIL) LEFT REAR WHEEL SPEED SENSOR (UNDER LEFT REAR OF FLOOR) LT BLU WIRE LT GRN WIRE MICU MULTI FUSE 3 ORG/ WIRE PARKING BRAKE SWITCH (AT BASE OF PARKING BRAKE LEVER) PNK WIRE PPL PPL RL-GND RR +B RED WIRE RIGHT FRONT WHEEL SPEED SENSOR (ON FRAME RAIL) RIGHT REAR WHEEL SPEED SENSOR (UNDER RIGHT REAR OF FLOOR) RL +B RR-GND TRANSCEIVER/ UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) WARNING DRIVE CIRCUIT WHT WIRE YEL WIRE

APP SENSOR (UNDER LEFT SIDE OF DASH) APSA CAN H CAN L BKSWNC BKSW CRMTCLS AREA NETWORK CONTROLER BLK WIRE BLK/BLU WIRE BLU WIRE BLU/YEL WIRE BRAKE PEDAL POSITION SWITCH (UNDER LEFT SIDE OF DASH) BRN WIRE CLUTCH PEDAL POSITION SWITCH (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CRUISE CONTROL INDICATOR CRUISE CONTROL MAIN SWITCH INDICATOR CRUISE DIMMING CIRCUIT ECM/PCM (LEFT SIDE OF ENGINE COMPT) ETCSM- ETCSM+ EXCEPT GX GX FUSE 10 FUSE 3 GAUGE CONTROL MODULE (TACH) GAUGES GRN WIRE GRY WIRE HORN RELAY HOT IN ON OR START INDICATORS LT BLU WIRE LT GRN WIRE M/T MICU MRLY IGP ETCSRLY NETWORK TRANSCEIVER FAST CONTROLLER AREA ORG/ WIRE OUTPUT SHAFT (COUNTERSHAFT) SPEED SENSOR (EXCEPT SI: ON TRANSMISSION HOUSING) POWER DISTRIBUTION SYSTEM POWER WINDOWS SYSTEM PPL PPL APSB RED WIRE RED/BLK WIRE SENSOR INPUT SI EXCEPT SI STABILIZE CIRCUIT TP SENSOR/THROTTLE ACTUATOR (ON THROTTLE BODY) TPSA TPSB TRANSMISSION RANGE SWITCH UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) WARNING DRIVE CIRCUIT WHT WIRE WHT/GRN WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE

AUDIO UNIT (OR NAVIGATION UNIT) AUDIO UNIT OR (NAVIGATION UNIT) (EXCEPT USA DX, DX-VP) BLK WIRE BRN WIRE BRN/YEL WIRE CANADA: LX,EX-L) MOON ROOF SWITCH DLC (UNDER LEFT SIDE OF DASH) DX, DX-VP, DX-G DX-GA, LX, LX-S EX,SPORT DX, DX-VP, DX-G DX-GA, LX, LX-S EX,SPORT EX-L, ECM/PCM (LEFT SIDE OF ENGINE COMPT) EPS CONTROL EPS CONTROL UNIT (CANADA M/T: DX-GA) (BEHIND RIGHT KICK PANEL) EX-L FUSE 23 GAUGE CONTROL MODULE (TACH) HANDSFREELINK CONTROL UNIT HOT AT ALL TIMES IMMOBILIZER KEYLESS CONTROL UNIT (ON STEERING COLUMN) J/C K LINE LT BLU WIRE MICU NAVI NAVIGATION NAVIGATION UNIT ORG/ WIRE RED WIRE SCS SRS UNIT (UNDER MIDDLE OF DASH) TPMS CONTROL UNIT (USA) (UNDER LEFT SIDE OF DASH) UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENG COMPT) UNIT (CANADA M/T: DX-GA) (BEHIND RIGHT KICK PANEL) VBU WEN WHT WIRE YAW RATE-LATERAL ACCELERATION SENSOR (EX-L) (UNDER MIDDLE OF DASH)

AUDIO UNIT (OR NAVIGATION UNIT) BLK WIRE BRN WIRE BRN/YEL WIRE DLC (UNDER LEFT SIDE OF DASH) ECM/PCM (LEFT SIDE OF ENGINE COMPT) FUSE 23 GAUGE CONTROL MODULE (TACH) HANDSFREELINK CONTROL UNIT HOT AT ALL TIMES IMMOBILIZER KEYLESS CONTROL UNIT (ON STEERING COLUMN) INJECTOR CONTROL MODULE (BEHIND RIGHT KICK PANEL) J/C K LINE LT BLU WIRE MICU NAVI NAVIGATION NAVIGATION UNIT ORG/ WIRE RED WIRE SCS SRS UNIT (UNDER MIDDLE OF DASH) TPMS CONTROL UNIT (USA) (UNDER LEFT SIDE OF DASH) UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENG COMPT) VBU WEN WHT WIRE

AUDIO UNIT (OR NAVIGATION UNIT) BLK WIRE BRN WIRE BRN/YEL WIRE DLC (UNDER LEFT SIDE OF DASH) ECM/PCM (LEFT SIDE OF ENG COMPT) (RIGHT REAR OF ENGINE) ECM/PCM (LEFT SIDE OF ENGINE COMPT) EPS CONTROL UNIT (BEHIND RIGHT KICK PANEL) FUSE 23 GAUGE CONTROL MODULE (TACH) HANDSFREELINK CONTROL UNIT HOT AT ALL TIMES IMMOBILIZER KEYLESS CONTROL UNIT (ON STEERING COLUMN) J/C K LINE LT BLU WIRE MICU MOON- ROOF SWITCH NAVI NAVIGATION NAVIGATION UNIT ORG/ WIRE RED WIRE SCS SRS UNIT (UNDER MIDDLE OF DASH) TPMS CONTROL UNIT (USA) (UNDER LEFT SIDE OF DASH) UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENG COMPT) VBU VSA MODULATOR CONTROL UNIT (RIGHT SIDE OF ENGINE COMPT) WEN WHT WIRE YAW RATE-LATERAL ACCELERATION SENSOR (UNDER MIDDLE OF DASH)

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 ILL- 1 2 3 RF IN RF SH ANT +B AM/FM ANTENNA ANTENNA LEAD CONNECTOR (UNDER FRONT OF CENTER CONSOLE) AUX DET AUX GND AUX L + AUX L AUX R AUX DET AUX R + AUX SGND AUXILIARY JACK ASSEMBLY BACK LT- BLK WIRE BLU WIRE BRN WIRE DLC (UNDER LEFT SIDE OF DASH) DRIVER'S DOOR SPEAKER ECM/PCM (LEFT SIDE OF ENGINE COMPT) EXCEPT HYBRID FM SIG AM SIG IN IN FR R- FR R+ FRONT PASSENGER'S DOOR SPEAKER FUSE 35 GND (UNDER GAUGE ASSEMBLY) GRN WIRE GRY WIRE HANDS FREE MODULE CIRCUIT HFL ICON TELM SIG+ HANDS FREE MODULE CIRCUIT HFL MUTE TELM SIG- HFL/NAVI COMM SH PNK HANDS FREE MODULE CIRCUIT WIRE HOT AT ALL TIMES HOT IN ACC OR ON INTERIOR LIGHTS SYSTEM PPL K-LINE SCTY RADIO AUDIO REMOTE GND RR R- RR R+ LEFT REAR SPEAKER LEFT TWEETER LT BLU WIRE LT GRN WIRE MICU NAVIGATION UNIT NCA WIRE ORG/ WIRE P-GND PNK 1 2 3 4 WIRE PNK FR L- FR L+ +B BACK UP WIRE PNK WIRE PPL RADIO SW REAR WINDOW AM SIGNAL FM SIGNAL WINDOW WINDOW ANTENNA ANTENNA RED WIRE RIGHT REAR SPEAKER RIGHT TWEETER RR L- RL L+ GND ILL+ ACC RADIO VSP AUDIO REMOTE SW SHLD ANT OUT SIDE OF DASH) UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-DASH JUNCTION BOX (UNDER LEFT UNDER-HOOD FUSE/RELAY BOX VBU VSS OUT WHT WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 ILL- 1 2 3 RF IN RF SH ANT +B 12 13 (OR PNK) WIRE 2-DOOR EX, EX-L, SI AM SIG IN AM SIGNAL WINDOW ANTENNA AM/FM ANTENNA AMPLIFIER ANTENNA OUTPUT (RIGHT "C" PILLAR) ANTENNA LEAD CONNECTOR (UNDER FRONT OF CENTER CONSOLE) AUX DET AUX GND AUX L + AUX L AUX R AUX DET AUX R + AUX SGND AUXILIARY JACK ASSEMBLY BACK LT- BLK WIRE BLU WIRE BRN WIRE DLC (UNDER LEFT SIDE OF DASH) ECM/PCM (LEFT SIDE OF ENGINE COMPT) FL SIG- FL SIG+ +B BACK UP FM SIG IN FM SIGNAL WINDOW ANTENNA FUSE 23 FUSE 35 GND (UNDER GAUGE ASSEMBLY) GRN WIRE GRY WIRE HANDS FREE MODULE CIRCUIT HFL ICON TELM SIG+ HANDS FREE MODULE CIRCUIT HFL MUTE TELM SIG- HFL/NAVI COMM SH PNK HANDS FREE MODULE CIRCUIT WIRE HOT AT ALL TIMES HOT IN ACC OR ON INTERIOR LIGHTS SYSTEM PPL K-LINE SCTY RADIO AUDIO REMOTE GND RR SIG- RR SIG+ LT BLU WIRE LT GRN WIRE MICU NAVIGATION UNIT NCA WIRE ORG/ WIRE P-GND PNK 1 2 3 WIRE PNK WIRE POWER INPUT PPL PPL PPL RADIO SW REAR WINDOW RED WIRE RR SIG- RL SIG+ GND ILL+ ACC RADIO VSP AUDIO REMOTE SW SWD +B FR SIG+ FR SIG+ SHIELD SIDE OF DASH) SIDE OF FLOOR) UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-DASH JUNCTION BOX (UNDER LEFT UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENGINE COMPT) VBU VSS OUT WHT WIRE YEL WIRE

AIR CONDITIONING SYSTEM APP SENSOR (UNDER LEFT SIDE OF DASH) BKSWNC BKSW CRMTCLS WEN BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BRN WIRE CAN-H- CAN-L- CLUTCH PEDAL POSITION SWITCH (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM ECM/PCM (LEFT SIDE OF ENGINE COMPT) ELD UNIT ETCS CONTROL RELAY ETCSRLY SUB RLY PSPSW ELD FANL FANH MRLY FTP SENSOR (UNDER LEFT SIDE OF FLOOR) FTP SLS PNK WIRE FUSE 11 FUSE 12 FUSE 18 FUSE 19 FUSE 21 GRN WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES IGNITION COIL RELAY IGP IMOFLR ACPD APSA APSB LT BLU WIRE LT GRN WIRE M/T MAF/IAT SENSOR (LEFT REAR OF ENGINE COMPT) OIL PRESSURE SWITCH (TOP LEFT REAR OF ENGINE) ORG/ WIRE PGM-FI MAIN RELAY 1 PGM-FI SUB- RELAY PNK WIRE POWER DISTRIBUTION PPL PPL 5 6 PPL PPL PSP SWITCH (EXCEPT CANADA M/T: DX-GA) RED WIRE RED/BLU WIRE RED/YEL WIRE SCS SHIFT INTERLOCK SYSTEM SYSTEM UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENGINE COMPT) VSSOUT VSSV WHT WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE

A/T ALTC ALTF ALTL ATFT ATP- S- SCS NET ATP-FWD ATPD ATPN ATPP ATPR ATPRVS BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE ECM/PCM (LEFT SIDE OF ENGINE COMPT) ECT SENSOR 2 (LOWER LEFT SIDE OF RADIATOR) EGR EGR P FUEL PUMP FUEL TANK UNIT FUSE 2 GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HOT IN ON OR START IAT IMT - IMTM LSA - LSB LSC LT BLU WIRE LT GRN WIRE MICU OPSW ORG/ WIRE PCS PGM-FI MAIN RELAY 2 PNK WIRE PPL PPL 5 6 RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE ROCKER ARM OIL CONTROL SOLENOID (TOP FRONT OF ENGINE) SHA SHB SHC SHD STARTING/ CHARGING SYSTEM UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) VG (+) VTS WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE

AFS+ AFS- CMP CKP AFSHTC BLK BLK/WHT WIRE BLK WIRE BLK/BLU WIRE BLK/WHT BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/YEL WIRE CKP SENSOR (TOP LEFT REAR OF ENGINE) CMP SENSOR (REAR OF ENGINE) ECM/PCM (LEFT SIDE OF ENGINE COMPT) EGR VALVE, EGR VALVE POSITION SENSOR (TOP LEFT REAR OF ENGINE) FUSE 3 GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT IN ON OR START HOT IN ON OR START UNDER- DASH FUSE/ RELAY BOX (UNDER LEFT END OF DASH) FUSE 2 ICM IGNITION COILS (TOP OF ENGINE) KNOCK SENSOR (LOWER RIGHT REAR OF ENGINE) KS NC MAP PGM ETCS ETCSM (-) ETCSM (+) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE TPSA TPSB POILCS WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE