Honda Civic VIII facelift (2008-2011) hac 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

7 6 5 4 3 2 1 S-COM AC-CLK AC-SI AC-SO AIR MIX CONTROL MOTOR (LEFT SIDE OF HVAC ASSEMBLY) AMD-P AUX WATER PUMP RELAY B-CAN BLK WIRE BLOWER MOTOR (UNDER RIGHT SIDE OF DASH) BLOWER POWER TRANSISTOR (UNDER RIGHT SIDE OF DASH, NEAR BLOWER MOTOR) BLU WIRE BRN WIRE CLIMATE CONTROL UNIT DEFOGGER SYSTEM EVAPORATOR TEMPERATURE SENSOR (NEAR BLOWER MOTOR) FRD-P FRS REC FUSE 22 FUSE 36 GAUGE CONTROL MODULE (TACH) GRN WIRE GROUND A/C SIGNAL GRY WIRE HAC HEATER CORE TEMP SENSOR AUX WATER PUMP FEEDBACK HEATER CORE TEMPERATURE SENSOR (LEFT SIDE OF HVAC ASSEMBLY) HOT IN ON HOT IN ON OR START HUMIDITY SENSOR ILL (+) RELAY CONTROL IN-CAR TEMPERATURE SENSOR/HUMIDITY SENSOR (RIGHT OF STEERING COLUMN) LT BLU WIRE LT GRN WIRE M-COOL M-DEF M-HOT M-VENT MICU ACS MODE 1 MODE 2 MODE 3 MODE 4 MODE CONTROL MOTOR (RIGHT SIDE OF HVAC ASSEMBLY) NAVIGATION UNIT (USA) ORG/ WIRE OUTSIDE AIR TEMPERATURE SENSOR (BEHIND LEFT SIDE OF FRONT BUMPER) PNK PNK PNK WIRE PNK WIRE PPL RECIRCULATION CONTROL MOTOR RED WIRE S-COM SUNLIGHT SENSOR (UNDER TOP LEFT SIDE OF DASH) THERMAL PROTECTOR THERMAL PROTECTOR UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) WHT WIRE YEL WIRE

+B DAY LT/ STS SMART +B H/L +B RR LO MAIN +B H/L ODS SRS HI MAIN +B HAZARD +B RR FOG FOG A/T REVERSE RELAY ABS PUMP P/W ACC KEY LOCK DRL ACC KEY LOCK IG KEY SW B-CAN BLK WIRE BLU WIRE BRN WIRE DOOR LOCK RELAY TRUNK LID OPENER RELAY DRIVER'S DOOR UNLCK RELAY FUSE 1 FUSE 10 FUSE 14 FUSE 17 FUSE 13 FUSE 12 FUSE 16 FUSE 19 FUSE 21 FUSE 20 (NOT USED) FUSE 23 FUSE 25 FUSE 7 FUSE 34 (NOT USED) FUSE 37 FUSE 36 FUSE 38 FUSE 35 FUSE 4 FUSE 2 FUSE 9 FUSE 11 FUSE 18 GRN WIRE GRY WIRE H/L H/L H/L P/W LO HI-L HI-R TIMER HAC HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON HOT IN ON OR IG KEY SW +B INTR LT +B RR FOG INTERIOR LIGHTS SYSTEM ILLUMI+ LT BLU WIRE LT GRN WIRE MULTIPLEX INTEGRATED CONTROL SYSTEM UNIT (MICU) ORG/ WIRE PASSENGER'S DOOR UNLCK RELAY PNK ANTI-THEFT SYSTEM (NOT USED) WIRE PNK WIRE POWER TO UNDER-DASH FUSE/RELAY BOX WINDOW (DIAGRAM 2 OF 2) RELAY PPL PPL DOOR LOCKS SYSTEM RED WIRE S-NET KEYSOL TAILLIGHT RELAY TO MICU (DIAGRAM 2 OF 2) TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 2 OF 2) TRUNK, TAILGATE, FUEL DOORS SYSTEM KC T/G (TRUNK) UNLCK UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) USA USA 4-DOOR USA EX,, SI WHT WIRE WIPER WIPER YEL WIRE

A/C COMPRESSOR CLUTCH RELAY AUTO DIMMING INSIDE MIRROR AUTO DIMMING INSIDE MIRROR IN-LINE FUSE BLK/YEL WIRE BRAKE PEDAL POSITION SWITCH (EXCEPT DX, DX-VP) BRN WIRE CYLINDER) (NOT USED) ELD UNIT (USA; CANADA M/T: DX-GA) ENGINE) EVAP CANISTER PURGE VALVE FAN RADIATOR CONTROL FAN RELAY RELAY FROM IGNITION SWITCH (DIAGRAM 2 OF 5) FROM UNDER- DASH FUSE/ RELAY BOX (DIAGRAM 2 OF 5) FUSE 3 FUSE 36 FUSE 37 HAC HEATER CONTROL PANEL/HAVC CONTROL UNIT LT GRN WIRE MAF/IAT SENSOR MICU DRL ORG/ WIRE POWER MIRROR SWITCH (EXCEPT USA DX, DX-VP) PPL RADIATOR FAN DIODE REAR BLOWER WINDOW MOTOR DEFOGGER RELAY RELAY RECIRCULATION CONTROL MOTOR SECONDARY ALTERNATOR UNDER-DASH FUSE RELAY BOX CONNECTOR "A" (W/ AUTOMATIC DIMMING MIRROR) 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 COMPARTMENT) UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF OF ENGINE COMPARTMENT) W/ AUTOMATIC DIMMING MIRROR YEL WIRE

ALTERNATOR ALTERNATOR MAF/IAT SENSOR AUTOMATIC DIMMING INSIDE MIRROR AUTOMATIC DIMMING INSIDE MIRROR IN-LINE FUSE BLK WIRE BLK/YEL WIRE BLOWER MOTOR RELAY BRAKE PEDAL POSITION SWITCH BRN WIRE DRIVER'S FRONT SEAT PASSENGER'S HEATER SEAT RELAY HEATER (LOW) (HIGH) DRIVER'S SEAT HEATER RELAY (HIGH) DRIVER'S SEAT HEATER RELAY BOX (GX, EX-L) DRIVER'S SEAT HEATER SWITCH (EX-L) ELD UNIT ELD UNIT (USA) BRAKE PEDAL POSITION SWITCH ENGINE EVAP CANISTER PURGE VALVE EVAP CANISTER PURGE VALVE (EXCEPT GX) EX-L EXCEPT EX-L EXCEPT GX FAN CONTROL RELAY FROM IGNITION SWITCH (DIAGRAM 2 OF 5) FROM UNDER- DASH FUSE/ RELAY BOX (DIAGRAM 1 OF 5) FROM UNDER- DASH FUSE/ RELAY BOX (DIAGRAM 2 OF 5) FRONT PASSENGER'S SEAT HEATER (LOW) FRONT PASSENGER'S SEAT HEATER RELAY BOX (GX, EX-L) FRONT PASSENGER'S SEAT HEATER SWITCH (EX-L) FUSE FUSE 3 FUSE 36 FUSE 37 HAC HEATER CONTROL PANEL/ HVAC CONTROL UNIT HEATER CONTROL PANEL/HAVC CONTROL UNIT INJECTOR CONTROL MODULE RELAY LT GRN (OR BLU) WIRE LT GRN WIRE MAF/IAT SENSOR MICU DRL ORG/ WIRE POWER MIRROR DEFOGGER RELAY (EX-L; CANADA: LX, SPORT,SI) POWER MIRROR SWITCH PPL RADIATOR FAN DIODE RADIATOR FAN RELAY REAR A/C WINDOW COMPRESSOR DEFOGGER CLUTCH RELAY RELAY RECIR- CULATION CONTROL MOTOR RED WIRE REVERSE CMP LOCKOUT SENSOR A SOLENOID SECONDARY UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-DASH FUSE/RELAY BOX CONNECTOR A UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENGINE COMPARTMENT) UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF OF ENGINE COMPARTMENT) YEL WIRE

A/C COMPRESSOR CLUTCH RELAY AUTO DIMMING INSIDE MIRROR AUTO DIMMING INSIDE MIRROR IN-LINE FUSE BCM MCM MODULE BLK/ORG WIRE BLOWER MOTOR RELAY BLU WIRE BRN WIRE BUZZER CLIMATE CONTROL UNIT DC-DC CONVERTER NAVIGATION DRIVER'S SEAT HEATER DRL ELD UNIT UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPARTMENT) EVAP SECONDARY CANISTER PURGE VALVE FROM BATTERY (DIAGRAM 1 OF 5) FROM IGNITION SWITCH (DIAGRAM 2 OF 5) FROM UNDER- HOOD FUSE/ RELAY BOX (DIAGRAM 1 OF 5) FROM UNDER-DASH FUSE/RELAY BOX (DIAGRAM 2 OF 5) FRONT PASSENGER'S SEAT HEATER SWITCH FUSE 23 FUSE 3 FUSE 36 FUSE 37 FUSE 61 FUSE 62 FUSE 63 GAUGE CONTROL MODULE (SPEEDO) GAUGE CONTROL MODULE (TACH) DLC GRN/YEL WIRE HAC HANDS- FEELING CONTROL UNIT BRAKE PEDAL POSITION SWITCH IMMOBILIZER KEYLESS CONTROL UNIT LID) LT BLU WIRE LT GRN WIRE MAF/IAT SENSOR MCM RELAY 1 MCM RELAY 2 MICU HAC MICU VBU AUXILIARY UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENGINE COMPARTMENT) NAVIGATION UNIT NCA WIRE ORG/ WIRE POWER MIRROR DEFOGGER RELAY POWER MIRROR SWITCH RADIATOR FAN CONTROL FAN RELAY RELAY RADIATOR FAN DIODE REAR WINDOW DEFOGGER RELAY SEAT HEATERS SERVO UNIT SERVO UNIT AUDIO UNIT (EXCEPT NAVIGATION) NAVIGATION UNIT (NAVIGATION) SWITCH UNDER HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPARTMENT) UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-DASH FUSE/RELAY BOX CONNECTOR "A" (W/ AUTOMATIC DIMMING MIRROR) UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) W/ AUTOMATIC DIMMING MIRROR WHT WIRE YEL WIRE