Honda Civic VIII (2005-2009) red 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 AHB SERVO UNIT (LEFT REAR CORNER OF ENG COMPT) AUXILIARY UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENGINE COMPT) BKSW BLK WIRE BLU WIRE BPS BRAKE FLUID LEVEL SWITCH (ON BRAKE MASTER CYLINDER RESERVOIR) BRAKE PEDAL POSITION SWITCH (UNDER LEFT SIDE OF DASH) BRAKE PEDAL STROKE SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRAKE POWER UNIT (RIGHT SIDE OF ENGINE COMPT) BRAKE SYSTEM IND BRN WIRE BS+B BUZZER CAN-L SGNDA COMPUTER DATA LINES SYSTEM CONTROLLER AREA NETWORK CONTROLLER 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 HOT AT ALL TIMES 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 PARKING BRAKE LEVER) PCM (LEFT SIDE OF ENGINE COMPT) RBS IND RED 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 SIDE OF ENG COMPT) WARNING DRIVE CIRCUIT WHT WIRE YEL ( OR GRY) WIRE YEL WIRE

+B-FSR +B-MR DIAG-K ABS IND. ABS MODULATOR CONTROL UNIT (AT RIGHT SIDE OF ENG COMPT) BKSW BLK WIRE BLU (OR WHT/ 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 FR-GND PNK WIRE COMPUTER DATA LINES SYSTEM CONTROLLER AREA NETWORK CONTROLLER FL +B FUSE 10 FUSE 12 FUSE 4 GAUGE CONTROL MODULE GND MR-GND GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START LEFT FRONT WHEEL SPEED SENSOR LEFT REAR WHEEL SPEED SENSOR LT BLU WIRE LT GRN WIRE LX, EX MICU MULTI FUSE 3 ORG/ WIRE PARKING BRAKE SWITCH (AT BASE OF PARKING BRAKE LEVER) PCM (LEFT SIDE OF ENG COMPT) PNK WIRE PPL (OR PPL RL-GND RR +B RED (OR GRY) WIRE RED WIRE RIGHT FRONT WHEEL SPEED SENSOR RIGHT REAR WHEEL SPEED SENSOR RL +B RR-GND 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) WARNING DRIVE CIRCUIT WHT (OR ORG) WIRE WHT WIRE YEL ( OR GRY) WIRE YEL (OR BLU) WIRE YEL WIRE

+B-FSR +B-MR CAN-H 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 COMPUTER DATA LINES SYSTEM CONTROLLER AREA NETWORK CONTROLLER DRIVE CIRCUIT FR +B RL +B RR-GND FL +B FUSE 10 FUSE 12 FUSE 4 GAUGE CONTROL MODULE GND MR-GND GRN WIRE GRY (OR RED) WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START K LINE LEFT REAR WHEEL SPEED SENSOR LEFT FRONT WHEEL SPEED SENSOR LT BLU WIRE LT GRN WIRE MICU MULTI FUSE 3 ORG (OR WHT) WIRE ORG/ WIRE PARKING BRAKE SWITCH (AT BASE OF PARKING BRAKE LEVER) PCM (LEFT SIDE OF ENG COMPT) PNK FR-GND SVCC RL-GND RR +B S-GND FL-GND WIRE PNK WIRE PPL PPL (OR PPL STRB RED WIRE RIGHT FRONT WHEEL SPEED SENSOR RIGHT REAR WHEEL SPEED SENSOR 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) UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENG COMPT) VSA ACT IND VSA IND VSA MODULATOR CONTROL UNIT (AT RIGHT SIDE OF ENG COMPT) VSA OFF SWITCH WARNING DRIVE CIRCUIT WHT (OR BLU) WIRE WHT WIRE YAW RATE-LATERAL ACCELERATION SENSOR (UNDER MIDDLE OF DASH) YEL (OR BLU) WIRE YEL WIRE

7 6 5 4 3 2 1 S-COM AC-CK 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 CENTER OF DASH) THERMAL PROTECTOR THERMAL PROTECTOR UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) WHT WIRE YEL WIRE

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 JUNCTION CONNECTOR 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

10 11 12 13 14 15 16 17 PPL BLK WIRE BLU WIRE BRN WIRE DOOR LOCK KNOB SWITCH DOOR LOCK RELAY DRIVER' DOOR LOCK ACTUATOR/KNOB SWITCH DRIVER'S DOOR UNLOCK RELAY FRONT PASSENGER'S DOOR LOCK ACTUATOR/KNOB SWITCH FUSE 10 FUSE 15 FUSE 16 FUSE 17 FUSE 19 FUSE 21 FUSE 25 GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HORN RELAY HOT AT ALL TIMES HOT IN ON OR START IG KEY SW VBU VBU B-CAN TRUNK SW AT-P IMMOBILIZER CIRCUIT JUNCTION CONNECTOR KEY KEY CYLINDER SWITCH LOCK LOW BEAM HEAD- LIGHT RELAY LT GRN WIRE MICU ORG/ WIRE P-GND P-GND P-GND PASSENGER'S DOOR UNLOCK RELAY PNK 5 6 7 8 9 WIRE PNK PNK WIRE PNK WIRE PPL RED WIRE RIGHT REAR DOOR LOCK ACTUATOR/KNOB SWITCH (4 DOOR) S GND TAILLIGHT RELAY UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNLOCK WHT WIRE YEL WIRE

4 DOOR BLK WIRE BLU WIRE BRN WIRE DOOR LOCK KNOB SWITCH DOOR LOCK RELAY DRIVER' DOOR LOCK ACTUATOR/KNOB SWITCH DRIVER'S DOOR UNLOCK RELAY FRONT PASSENGER'S DOOR LOCK ACTUATOR/KNOB SWITCH FUSE 10 FUSE 15 FUSE 16 FUSE 17 FUSE 19 FUSE 21 FUSE 25 GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HORN RELAY HOT AT ALL TIMES HOT IN ON OR START IMMOBILIZER CIRCUIT JUNCTION CONNECTOR KEY CYLINDER SWITCH LOCK LOCK (2 DOOR) (BEHIND LEFT KICK PANEL) LOCK PNK WIRE LOW BEAM HEAD- LIGHT RELAY LT BLU WIRE LT GRN WIRE MICU ORG/ WIRE P-GND P-GND P-GND PASSENGER'S DOOR UNLOCK RELAY PNK PNK WIRE PNK WIRE PPL RED WIRE RIGHT REAR DOOR LOCK ACTUATOR/KNOB SWITCH (4 DOOR) S GND TAILLIGHT RELAY TRUNK LID OPENER RELAY (EX, SI) UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNLOCK UNLOCK KEY WHT WIRE YEL WIRE

BLK WIRE BLU WIRE BLU/BLK WIRE BRN WIRE DOOR LOCK KNOB SWITCH DOOR LOCK RELAY DRIVER' DOOR LOCK ACTUATOR/KNOB SWITCH DRIVER'S DOOR UNLOCK RELAY FRONT PASSENGER'S DOOR LOCK ACTUATOR/KNOB SWITCH FUSE 10 FUSE 15 FUSE 16 FUSE 17 FUSE 19 FUSE 25 GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HORN RELAY HOT AT ALL TIMES HOT IN ON OR START IMMOBILIZER CIRCUIT JUNCTION CONNECTOR KEY KEY CYLINDER SWITCH LOCK LOCK PNK WIRE LOW BEAM HEAD- LIGHT RELAY LT BLU WIRE LT GRN WIRE MICU ORG/ WIRE P-GND P-GND P-GND PASSENGER'S DOOR UNLOCK RELAY PNK PNK WIRE PNK WIRE PPL RED WIRE RIGHT REAR DOOR LOCK ACTUATOR/KNOB SWITCH S GND TAILLIGHT RELAY TRUNK LID OPENER RELAY (US) UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNLOCK WHT WIRE YEL WIRE

7 6 5 4 3 2 1 REC AIR MIX CONTROL MOTOR (LEFT SIDE OF HVAC ASSEMBLY) AMD-P BLK WIRE BLOWER MOTOR (UNDER RIGHT SIDE OF DASH) BLOWER POWER TRANSISTOR (UNDER RIGHT SIDE OF DASH, NEAR BLOWER MOTOR) BLU WIRE BRN WIRE DEFOGGER SYSTEM EVAPORATOR TEMPERATURE SENSOR (UNDER RIGHT SIDE OF DASH) FRS FUSE 36 GRN WIRE GRY WIRE HEATER CONTROL PANEL HOT IN ON IHAC ILL 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 (BEHIND GLOVE BOX, ON HVAC ASSEMBLY) ORG/ WIRE PNK WIRE PPL REAR WINDOW DEF RELAY RECIRCULATION CONTROL MOTOR RED WIRE S-COM UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) WHT WIRE YEL WIRE

1 2 (SI) (EXCEPT SI) 2 1 (SI) (EXCEPT SI) A/C COMPRESSOR (LEFT FRONT OF ENGINE) A/C COMPRESSOR CLUTCH RELAY A/C CONDENSER FAN DIODE A/C CONDENSER FAN MOTOR (TOP OF A/C CONDENSER FAN MOTOR) A/C CONDENSER FAN RELAY A/C PRESSURE SENSOR (RIGHT SIDE OF ENGINE COMPT) ACPD BLK WIRE BLOWER MOTOR RELAY BLU (OR RED/BLK) WIRE BLU WIRE BLU/RED (OR RED/WHT) WIRE BLU/WHT (OR GRN/RED) WIRE BRN WIRE CAN L CLUTCH COMPUTER DATA LINE SYSTEM ECM/PCM (LEFT SIDE OF ENGINE COMPARTMENT) ECT SENSOR 2 (LOWER LEFT SIDE OF RADIATOR) FAN CONTROL RELAY FUSE 11 FUSE 15 FUSE 20 FUSE 6 FUSE 7 FUSE 9 GRN WIRE GRY WIRE HOT AT ALL TIMES JUNCTION LT BLU WIRE LT GRN WIRE M/T A/T PGM-FI SUB- RELAY PPL RADIATOR FAN DIODE RADIATOR FAN MOTOR (FRONT OF ENGINE COMPT) RADIATOR FAN RELAY RED WIRE SUBRLY THERMAL PROTECTOR UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENGINE COMPT) WHT WIRE