Honda Civic VIII facelift (2008-2011) (behind ipu lid) Wiring diagrams

A/C COMPRESSOR (FRONT OF ENGINE COMPT) A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH RELAY A/C COMPRESSOR DRIVER (BEHIND IPU LID) A/C CONDENSER FAN DIODE A/C CONDENSER FAN MOTOR (BEHIND CENTER OF RADIATOR) A/C CONDENSER FAN RELAY A/C PRESSURE SENSOR (RIGHT SIDE OF ENGINE COMPT) ACPD AUXILIARY ELECTRIC WATER PUMP (LEFT SIDE OF ENGINE COMPT) AUXILIARY ELECTRIC WATER PUMP RELAY AUXILIARY UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENGINE COMPT) BCM MODULE (BEHIND IPU LID) BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLOWER MOTOR RELAY BLU WIRE BLU/RED WIRE BRN WIRE CAN L COMPUTER DATA LINE SYSTEM ECT SENSOR 2 (LOWER FRONT OF ENGINE COMPT) ENGINE CONTROL SYSTEM (IMA CIRCUIT) ENGINE CONTROLS SYSTEM FAN CONTROL RELAY FUSE 11 FUSE 22 FUSE 15 FUSE 20 FUSE 6 FUSE 7 FUSE 9 GRN WIRE GRY WIRE HOT AT ALL TIMES IMACANH IMACANL JUNCTION LT GRN WIRE MCM (BEHIND IPU LID) MOTOR NCA WIRE ORG/ WIRE PCM (LEFT SIDE OF ENGINE COMPARTMENT) PGM-FI SUB- RELAY PNK WIRE PPL RADIATOR FAN DIODE RADIATOR FAN MOTOR (BEHIND RADIATOR) RADIATOR FAN RELAY RED WIRE SUBRLY THERMAL PROTECTOR U PHASE UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) V PHASE W PHASE WHT WIRE

AUDIO UNIT (OR NAVIGATION BCM UNIT) MODULE (BEHIND IPU LID) BCM MODULE (BEHIND IPU LID) BLK WIRE BLU WIRE BRN WIRE DLC (UNDER LEFT SIDE OF DASH) EPS CONTROL UNIT (UNDER RIGHT END OF DASH) FUSE 23 GAUGE CONTROL MODULE (TACH) HOT AT ALL TIMES IMMOBILIZER TPMS KEYLESS CONTROL UNIT CONTROL (USA) UNIT (IN STEERING COLUMN) J/C LT BLU WIRE MCM (BEHIND IPU LID) MICU K-LINE ORG/ WIRE PCM (LEFT SIDE OF ENG COMPT) PCM TPMS (LEFT SIDE CONTROL OF ENGINE UNIT COMPT) (USA) RED WIRE SERVO UNIT (LEFT REAR CORNER OF ENGINE COMPT) SRS GAUGE UNIT CONTROL (UNDER MIDDLE MODULE OF DASH) (TACH) SRS UNIT (UNDER MIDDLE 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 REAR OF ENG COMPT) VBU SCS VSA MODULATOR CONTROL UNIT (RIGHT SIDE OF ENGINE COMPT) WHT WIRE YAW RATE-LATERAL ACCELERATION SENSOR (UNDER MIDDLE OF DASH)

BATTERY BCM MODULE BLK WIRE BRAIDED WIRE BRN WIRE CMP SENSOR DATA LINK CONNECTOR DC-DC CONVERTER DC-DC CONVERTER TERMINAL(-) EGR VALVE/ EGR VALVE POSITION SENSOR ENGINE EPS EPS CONTROL TORQUE UNIT SENSOR FRONT IGNITION COIL NO.1 FRONT IGNITION COIL NO.2 FRONT IGNITION COIL NO.3 FRONT IGNITION COIL NO.4 IMA SYSTEM SHIELD IMMOBILIZER KEYLESS CONTROL UNIT IPU A/C MODULE COMPRESSOR FAN DRIVER KNOCK SENSOR SHIELD MCM PCM POWER UNIT REAR IGNITION COIL NO.3 REAR REAR IGNITION IGNITION COIL NO.1 COIL NO.2 ROCKER ARM OIL CONTROL SOLENOID 2 PCM ROCKER ARM OIL PRESSURE CKP SWITCH SENSOR ROCKER ARM OIL REAR CONTROL IGNITION SOLENOID 1 COIL NO.4 SECONDARY SERVO UNIT SHIELD TRANSMISSION TRANSMISSION RANGE SWITCH UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) VSA MODULATOR CONTROL UNIT YEL WIRE

A/C COMPRESSOR DRIVER (BEHIND IPU LID) B-CAN BCM MODULE (BEHIND IPU LID) CLIMATE CONTROL UNIT GAUGE CONTROL MODULE (TACH) HANDSFREELINK CONTROL UNIT (UNDER CENTER CONSOLE) IMMOBILIZER KEYLESS CONTROL UNIT (IN STEERING COLUMN) J/C MCM (BEHIND IPU LID) NAVIGATION PCM (LEFT SIDE OF ENG COMPT) PNK PNK WIRE PNK WIRE RED WIRE UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) MICU UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) WHT WIRE

+B +B RR +B RR +B SMALL FOG FOG D/L A/C COMPRESSOR CLUTCH RELAY A/C CONDENSER FAN RELAY BATTERY BLK WIRE BLK/WHT WIRE BLU WIRE BRAIDED BRAKE PEDAL HAZARD POSITION WARNING SWITCH SWITCH CEILING FRONT LIGHT INDIVIDUAL MAP LIGHTS DC-DC CONVERTER DRIVER'S FRONT SEAT HEATER PASSENGER'S RELAY SEAT HEATER (HIGH) RELAY (HIGH) DRIVER'S SEAT HEATER RELAY (LOW) ELECTRICAL LOAD DETECTOR (ELD) UNIT EPS CONTROL UNIT ETCS CONTROL RELAY FROM BATTERY (DIAGRAM 1 OF 5) FROM UNDER- (SEAT HEATERS) DASH FUSE/ RELAY BOX, FUSE 29 (DIAGRAM 2 OF 5) FROM UNDER- HOOD FUSE/ RELAY BOX, MULTI-FUSE 1 (DIAGRAM 1 OF 5) FRONT PASSENGER'S SEAT HEATER RELAY (LOW) FUSE 10 FUSE 16 (NOT USED) FUSE 17 (NOT USED) FUSE 18 FUSE 11 FUSE 19 FUSE 20 FUSE 20 (NOT USED) FUSE 19 FUSE 25 FUSE 21 FUSE 21 FUSE 18 FUSE 24 FUSE 27 FUSE 31 (NOT USED) FUSE 5 FUSE 5 FUSE 12 FUSE 6 FUSE 7 FUSE 7 FUSE 6 FUSE 8 FUSE 9 FUSE 22 LT BLU WIRE LT GRN WIRE MICU +B H/L +B H/L HI MAIN LO MAIN MICU +B HORN HAZARD SERVO UNIT MICU +B INTR LT MULTI FUSE 1 MULTI FUSE 2 MULTI FUSE 3 MULTI-FUSE 4 PGM-FI MAIN RELAY 1 RADIATOR FAN RELAY REAR WINDOW DEFOGGER RELAY BLOWER MOTOR RELAY RED WIRE SEAT HEATERS STARTER SOLENOID STARTER TO AUXILIARY UNDER-HOOD FUSE/RELAY BOX, FUSE 61 (DIAGRAM 3 OF 5) TO AUXILIARY UNDER-HOOD FUSE/RELAY BOX, FUSE 63 (DIAGRAM 3 OF 5) TO IGNITION COIL SUB-RELAY (DIAGRAM (DIAGRAM 4 OF 5) 4 OF 5) TO IGNITION SWITCH (DIAGRAM 2 OF 5) TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 4 OF 5) TO UNDER-HOOD FUSE/RELAY BOX MULTI-FUSE 3, 4 (DIAGRAM 1 OF 5) TO UNDER-HOOD FUSE/RELAY BOX, FUSE 23 (DIAGRAM 3 OF 5) TPMS CONTROL FOG LIGHTS RELAY UNIT (ACCESSORY FOG (USA) LIGHTS) TRUNK LIGHT UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) VSA MODULATOR CONTROL UNIT WHT WIRE WHT/RED WIRE YEL WIRE

BATTERIES 1-12 BATTERIES 13-22 BATTERY CURRENT SENSOR BATTERY MODULE BATTERY MODULE FUSE BATTERY MODULE SWITCH BATTERY MODULE TEMPERATURE SENSOR BCM MODULE (BEHIND IPU LID) BLK WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BYPASS CONTRACTOR BYPASS RESISTOR CNTPG COMPUTER DATA LINES SYSTEM DLC (UNDER LEFT SIDE OF DASH) ENGINE FANCTL GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HIGH VOLTAGE CONNECTOR IGHLD IMACANL IPU MODULE FAN (BEHIND IPU LID) ISOC + NFAN SCIDB SCIBD IMACANH CAN-L ISOC - WEN SCS JUNCTION BOARD JUNCTION BOARD CONNECTOR LT BLU WIRE LT GRN WIRE NCA WIRE ORG/ WIRE PNK 1 2 3 4 PPL WIRE PNK WIRE PPL PPL PPL PRE CNT RED WIRE RED/WHT WIRE SGTB UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) VBU WHT WIRE YEL WIRE YEL/BLK WIRE

AREA NETWORK CONTROLLER AUTO IDLE STOP IND (AUTO STOP) AUXILIARY UNDER- HOOD FUSE/ RELAY BATTERY BLK WIRE BLU WIRE BOX (LEFT SIDE OF ENGINE COMPT) BRN WIRE CHARGE/ASSIST IMA BATTERY GAUGE LEVEL GAUGE CHARGING SYSTEM INDICATOR CIRCUIT CRUISE CONTROL DIMMING CIRCUIT FUSE 61 FUSE 62 GAUGE CONTROL GRN WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES UNDER- HOOD FUSE 23 FUSE/ RELAY BOX (LEFT REAR OF ENGINE COMPT) HOT IN ON OR START UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) FUSE 10 IMA INDICATOR LT GRN WIRE MCM RELAY 1 (BEHIND IPU LID) MCM RELAY 2 MICU MODULE (TACH) ORG/ WIRE PNK WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/WHT WIRE UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) VBU WARNING DRIVE CIRCUIT WHT WIRE YEL WIRE YEL/BLK WIRE

12 VOLT A/C COMPRESSOR A/C COMPRESSOR MOTOR A/C COMPRESSOR POWER CABLE CONNECTOR (MIDDLE REAR OF BLK WIRE BLK/YEL WIRE BLU WIRE BRAIDED WIRE BRN WIRE BRN/YEL WIRE COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM F-CAN H COMPUTER DATA LINES SYSTEM IMA F-CAN L ENGINE COMPT) F-CAN L IMA F-CAN H COMPUTER DATA LINES SYSTEM FUSE 3 GRN WIRE GRY WIRE HI VOLT (-) HOT IN ON OR START HOT IN ON OR START UNDER-DASH FUSE/RELAY FUSE 22 BOX (UNDER LEFT END OF DASH) IGNITION IMA CAN L IMA CANH IMA MOTOR LT GRN WIRE MCM (BEHIND IPU LID) MOTOR ROTOR POSITION SENSOR NCA WIRE ORG/ WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE SCIDB STATOR MOTOR SYSTEM U PHASE U PHASE MOTOR CURRENT SENSOR V PHASE V PHASE MOTOR CURRENT SENSOR VBU 18 19 W PHASE W PHASE MOTOR CURRENT SENSOR WEN WHT WIRE YEL WIRE