Honda Civic VIII facelift (2008-2011) computer data lines system Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 CAN-H SVCCA BKSW BLK WIRE BLU WIRE BPS BRAKE FLUID LEVEL SWITCH (ON BRAKE MASTER CYLINDER RESERVOIR) BRAKE PEDAL POSITION SWITCH (TOP OF BRAKE PEDAL ASSEMBLY) BRAKE PEDAL STROKE SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRAKE SYSTEM IND BRN WIRE BS+B BUZZER CAN L CAN-H CAN-L SGNDA COMPUTER DATA LINES SYSTEM CONTROLLER AREA NETWORK CONTROLLER FAST CONTROLLER AREA NETWORK TRANSCEIVER FUSE 10 FUSE 12 FUSE 36 FUSE 4 FUSE 5 FUSE 63 FUSE 61 GAUGE CONTROL MODULE GRN WIRE GRY WIRE HAC HOT AT ALL TIMES HOT AT ALL TIMES UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) HOT IN ON HOT IN ON OR START LT BLU WIRE LT GRN WIRE MICU MOT- MS+B MR+B K-LINE ORG/ WIRE PARKING BRAKE SWITCH (AT BASE OF PARK LEVER) PCM (LEFT SIDE OF ENGINE COMPT) POWER UNIT (RIGHT SIDE OF ENGINE COMPT) RBS IND RED WIRE SERVO UNIT (LEFT REAR CORNER OF ENGINE COMPT) 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

1 2 3 4 5 6 7 8 9 10 11 CAN-L 13 14 15 16 17 18 19 20 21 22 23 24 25 FSR +B MR +B CAN-H 2 4 1 5 3 STRA STRB S-GND SVCC STRD PPL ABS IND WARNING DRIVE CIRCUIT BRAKE SYSTEM IND ABS MODULATOR CONTROL UNIT (RIGHT SIDE OF ENGINE COMPT) BKSW BLK WIRE BLU WIRE BRAKE FLUID LEVEL SWITCH (ON BRAKE MASTER CYLINDER RESERVOIR) BRAKE PEDAL POSITION SWITCH (TOP OF BRAKE PEDAL ASSEMBLY) BRN WIRE CAN L CAN-H COMPUTER DATA LINES SYSTEM CONTROLLER AREA NETWORK CONTROLLER FAST CONTROLLER AREA NETWORK TRANSCEIVER FR +B RL +B RR-GND FL +B 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 REAR OF ENGINE COMPT) HOT IN ON OR START K LINE LEFT FRONT WHEEL SPEED SENSOR (LOWER LEFT SIDE OF ENGINE COMPT) LEFT REAR WHEEL SPEED SENSOR (UNDER LEFT SIDE OF VEHICLE) LT BLU WIRE LT GRN WIRE MICU MULTI FUSE 3 ORG/ WIRE PARKING BRAKE SWITCH (AT BASE OF PARKING LEVER) PCM (LEFT SIDE OF ENGINE COMPT) PNK FR-GND SVCC PPL RL-GND RR +B S-GND FL-GND WIRE PNK WIRE PPL PPL STRB RED WIRE RIGHT FRONT WHEEL SPEED SENSOR (LOWER RIGHT SIDE OF ENGINE COMPT) RIGHT REAR WHEEL SPEED SENSOR (UNDER RIGHT REAR OF VEHICLE) STEERING ANGLE SENSOR STRA 35 36 STRD UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) VSA ACT IND VSA IND VSA OFF SWITCH WHT WIRE YAW RATE-LATERAL ACCELERATION SENSOR (UNDER MIDDLE OF DASH) YEL WIRE

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

1 2 3 4 5 S-GND STRA STRD STRB SVCC ABS IND. 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 COMPUTER DATA LINES SYSTEM CONTROLLER AREA NETWORK CONTROLLER DRIVE CIRCUIT ECM (LEFT SIDE OF ENGINE COMPT) FAST CONTROLLER AREA NETWORK TRANSCEIVER FR +B RL +B RR-GND FL +B FSR +B MR +B CAN-H 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 K LINE 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 FR-GND SVCC RL-GND RR +B S-GND FL-GND WIRE PNK WIRE PPL PPL STRB RED WIRE RIGHT FRONT WHEEL SPEED SENSOR (ON FRAME RAIL) RIGHT REAR WHEEL SPEED SENSOR (UNDER RIGHT REAR OF FLOOR) STEERING ANGLE SENSOR (IN STEERING COLUMN COVER) STRA STRD UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) VSA ACT IND VSA IND VSA MODULATOR CONTROL UNIT (RIGHT SIDE OF ENGINE COMPT) VSA OFF SWITCH WARNING DRIVE CIRCUIT WHT WIRE YAW RATE-LATERAL ACCELERATION SENSOR (UNDER MIDDLE OF DASH) 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

APP SENSOR (UNDER LEFT SIDE OF DASH) APSA CAN H CAN L BKSWNC BKSW AREA NETWORK CONTROLER ATP-FWD BLK WIRE BLU WIRE BRAKE PEDAL POSITION SWITCH (TOP OF BRAKE PEDAL ASSEMBLY) BRN WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL INDICATOR CRUISE CONTROL MAIN SWITCH INDICATOR CRUISE DIMMING CIRCUIT CVT DRIVEN PULLEY SPEED SENSOR (ON TRANSMISSION HOUSING) ETCSM- ETCSM+ ETCSRLY FUSE 10 FUSE 3 GAUGE CONTROL MODULE (TACH) GAUGES GRN WIRE HORN RELAY HOT IN ON OR START INDICATORS LT GRN WIRE MICU MRLY NETWORK TRANSCEIVER FAST CONTROLLER AREA ORG/ WIRE PCM (LEFT SIDE OF ENGINE COMPT) PPL PPL APSB RED WIRE RED/BLK WIRE RED/BLU WIRE SENSOR INPUT STABILIZE CIRCUIT TP SENSOR/THROTTLE ACTUATOR (TOP RIGHT REAR OF ENGINE) TPSA TPSB TRANSMISSION RANGE SWITCH (A/T) (ON TRANSMISSION HOUSING) UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) WARNING DRIVE CIRCUIT WHT WIRE WHT/GRN WIRE YEL WIRE YEL/RED WIRE

BLK WIRE BLU WIRE BLU/RED WIRE BRN WIRE CAN L CAN-H COMPUTER DATA LINES SYSTEM CONTROLLER AREA NETWORK ENGINE COMPT) EPS CONTROL UNIT (UNDER RIGHT END OF DASH) EPS GEAR BOX (RIGHT SIDE OF EPS INDICATOR EPS MOTOR EPS TORQUE SENSOR (RIGHT SIDE OF ENGINE COMPT) FUSE 10 FUSE 4 GAUGE CONTROL MODULE (TACH) GRN WIRE GRY WIRE H-U H-V H-W HOT AT ALL TIMES HOT IN ON OR START K LINE LT BLU WIRE LT GRN WIRE MICU MOTOR ANGLE SENSOR (RIGHT SIDE OF ENGINE COMPT) MULTI FUSE 1 NEP PCM (LEFT SIDE OF ENGINE COMP) PG +B PNK WIRE PVF RED WIRE SCS UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) WARNING DRIVE CIRCUIT WHT WIRE WHT/GRN WIRE YEL WIRE

BLK WIRE BLU WIRE BLU/RED WIRE BRN WIRE CAN L CAN-H COMPUTER DATA LINES SYSTEM CONTROLLER AREA NETWORK ECM (LEFT SIDE OF ENGINE COMPT) EPS CONTROL UNIT (BEHIND RIGHT KICK PANEL) EPS GEAR BOX (UNDER REAR OF ENGINE) EPS INDICATOR EPS MOTOR EPS MOTOR ANGLE SENSOR (UNDER REAR OF ENGINE) EPS TORQUE SENSOR (UNDER LEFT SIDE OF ENGINE COMPT) FUSE 10 FUSE 4 GAUGE CONTROL MODULE (TACH) GRN WIRE GRY WIRE H-U H-V H-W HOT AT ALL TIMES HOT IN ON OR START K LINE LT BLU WIRE LT GRN WIRE MICU MULTI FUSE 1 NEP PG +B PNK 1 2 3 WIRE PNK WIRE PVF RED WIRE SCS 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 ENGINE COMPT) WARNING DRIVE CIRCUIT WHT WIRE WHT/GRN WIRE YEL WIRE

13 18 (2-DOOR) B-CAN BLK WIRE BLK/YEL WIRE BODY CONTROLLER AREA NETWORK TRANSCEIVER BRN WIRE BRN/YEL WIRE CIRCUIT COMPUTER DATA LINES SYSTEM CONTROLLER AREA ENGINE CONTROLS SYSTEM EXCEPT GX FUEL PRESSURE REGULATOR LEAK CHECK CONNECTOR (GX) (FRONT OF ENGINE COMPT) FUEL PUMP FUEL SHUT-OFF SOLENOID VALVE RELAY FUEL TANK INTERNAL SOLENOID VALVE (LEFT SIDE OF TRUNK) (GX) FUSE 19 FUSE 23 FUSE 2 FUSE 5 GAUGE CONTROL MODULE (TACH) GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES UNDER- DASH FUSE/ RELAY BOX (UNDER LEFT END OF DASH) HOT IN ON OR START IG S-NET KEY SW IGNITION KEY SWITCH IMMOBILIZER KEYLESS CONTROL UNIT (ON STEERING COLUMN) LT BLU WIRE LT GRN WIRE MICU NETWORK CONTROLLER ORG/ WIRE PARKING BRAKE SWITCH (AT BASE OF PARKING BRAKE LEVER) PGM-FI MAIN RELAY 1 PGM-FI MAIN RELAY 2 PGMETCS PNK LT PNK PNK WIRE PNK PNK PNK WIRE PNK WIRE S-NET B-CAN K-LINE IG KEY SW LG PNK WIRE UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENGINE COMPT) VBU WARNING DRIVE CIRCUIT IMMOBILIZER SYSTEM INDICATOR WHT WIRE YEL WIRE

1 2 3 4 5 6 7 VBU AUXILIARY UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENGINE COMPT) B-CAN BLK WIRE BLK/YEL WIRE BODY CONTROLLER AREA NETWORK TRANSCEIVER BRN WIRE BRN/YEL WIRE CIRCUIT COMPUTER DATA LINES SYSTEM CONTROLLER AREA DLC (UNDER LEFT SIDE OF DASH) ENGINE CONTROLS SYSTEM FUEL PUMP FUEL TANK UNIT (INSIDE FUEL TANK) FUSE 19 FUSE 2 FUSE 23 GAUGE CONTROL MODULE (TACH) GRN WIRE HOT AT ALL TIMES HOT IN ON OR START IG KEY SW IGNITION KEY SWITCH IMMOBILIZER KEYLESS CONTROL UNIT (IN STEERING COLUMN) IMMOBILIZER SYSTEM INDICATOR JUNCTION CONNECTOR LT BLU WIRE LT GRN WIRE LT PNK PNK WIRE MICU MRLY NETWORK CONTROLLER ORG/ WIRE PARKING BRAKE SWITCH (AT BASE OF PARK LEVER) PCM (LEFT SIDE OF ENGINE COMPT) PGM-FI MAIN RELAY 1 PGM-FI MAIN RELAY 2 PNK PNK PNK WIRE PNK S-NET IMOFLR WIRE PNK WIRE S-NET S-NET B-CAN K-LINE IG KEY SW LG PNK WIRE 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 REAR OF ENGINE COMPT) VBU WARNING DRIVE CIRCUIT WHT WIRE YEL WIRE YEL/GRN WIRE