Honda Civic VII facelift (2003-2006) red/blu Wiring diagrams

7 6 5 4 3 2 1 REC A/C AIR MIX CONTROL MOTOR (ON LEFT SIDE OF HVAC ASSEMBLY) AMD-P BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLOWER MOTOR (UNDER RIGHT SIDE OF DASH) BLOWER POWER TRANSISTOR (UNDER RIGHT SIDE OF DASH, NEAR BLOWER MOTOR) BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CLIMATE CONTROL UNIT CLIMATE CONTROL UNIT LIGHT DEFOGGER SYSTEM ECON EVAPORATOR TEMPERATURE SENSOR (ON LEFT SIDE OF HVAC ASSEMBLY) FRS FUSE 14 GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT IN ON IGN (POWER) IN-CAR TEMPERATURE SENSOR LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE M-COOL M-DEF M-HOT M-VENT MODE 1 MODE 2 MODE 3 MODE 4 MODE CONTROL MOTOR (ON CENTER OF HVAC ASSEMBLY) ORG/ WIRE OUTSIDE AIR TEMPERATURE SENSOR (BEHIND LEFT SIDE OF FRONT BUMPER) PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PPL RECIR RECIR-A/C-ECON SWITCH ASSEMBLY RECIR-A/C-ECON SWITCH LIGHT RECIRC RECIRCULATION CONTROL MOTOR RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE S-COM SUNLIGHT SENSOR (UNDER TOP CENTER OF DASH) UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE

+B BACK UP ABS MODULATOR CONTROL UNIT (LEFT SIDE OF ENGINE COMPT) ANTI-THEFT SYSTEM B+ DAY LT HEADLIGHTS LOW FR WIPER PASS ILLUMINATION KEYLESS RECEIVER UNIT BLK WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BRN/YEL WIRE BUS GROUND CANADA COMMU- NICATION COUPE DX, HX DOOR LOCKS SYSTEM DR DOOR LCK REMOTE IN DR DOOR UNLK REMOTE IN DRL H/L SW IMMOBI CODE DIMMER HIGH EBD ECM/PCM (BEHIND GLOVE BOX) EXTERIOR LIGHTS, CRUISE CONTROL SYSTEMS INTERIOR LIGHTS SYSTEM FR WIPER (INT VOL -) FR WIPER (INT VOL +) KEY SWITCH INPUT FUSE 10 FUSE 8 FUSE 12 FUSE 20 FUSE 16 FUSE 3 FUSE 9 GAUGE ASSEMBLY GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GROUND DR DOOR UNLOCK INPUT DR DOOR LOCK INPUT HEADLIGHTS HIGH HORN SWITCH FUSE 16 (UNDERHOOD) FR WASHER MOTOR HORNS SYSTEM HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR HOT IN ON OR HOT IN ON IGNITION KEY LIGHT IGNITION KEY SWITCH IGNITION KEY SWITCH/ KEY LIGHT KEY IN IGNITION LIGHTING RELAY BRAKE LEVEL SWITCH A/C PRESSURE SWITCH LOCK UNLOCK UNLOCK LT GRN/BLK WIRE LT GRN/RED WIRE MIST WIPER INPUT MULTIPLEX CONTROL UNIT MULTIPLEX CONTROL UNIT SERVICE CHECK CONNECTOR ORG/ WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SEFMS PCM IGN 2 DAY LT GROUND SHIFT INTERLOCK SYSTEM SHIFT INTERLOCK SYSTEM HEADLIGHTS SYSTEM SMALL LT RELAY - ATP-P SOUND SYSTEMS STOP LIGHT CEILING LIGHT SUPPLEMENTAL RESTRAINTS SYSTEM UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) UNDER-HOOD FUSE/RELAY BOX (RIGHT SIDE OF ENGINE COMPT) USA W/ ABS W/O ABS WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE

ANTI-LOCK BRAKES SYSTEM ANTI-THEFT SYSTEM BEEPER BLK WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BRAKE SWITCH A/C PRESSURE SWITCH HEADLIGHTS LOW B+ DAY LT BRN/YEL WIRE CANADA CANADA USA DOOR LOCKS SYSTEM DR DOOR LCK REMOTE IN DR DOOR UNLK REMOTE IN ECM/PCM (BEHIND GLOVE BOX) EXTERIOR LIGHTS, CRUISE CONTROL SYSTEMS INTERIOR LIGHTS SYSTEM FR WIPER PASS ILLUMINATON KEYLESS RECEIVER UNIT DOOR LOCKS MULTIPLEX BUS FUSE 10 FUSE 8 FUSE 12 FUSE 16 FUSE 20 FUSE 3 FUSE 9 FUSE 9 (UNDERHOOD) GAUGE ASSEMBLY GRN WIRE GRN/RED WIRE GROUND GROUND DR DOOR UNLOCK INPUT DR DOOR LOCK INPUT HEADLIGHTS HIGH HORN RELAY FUSE 16 (UNDERHOOD) FR WASHER MOTOR HORNS SYSTEM HOT AT ALL TIMES HOT IN ON HOT IN ON OR HOT IN ON OR HOT IN ON OR IGNITION KEY LIGHT IGNITION KEY SWITCH/ KEY LIGHT IMMOBILIZER DIMMER HIGH KEY SWITCH INPUT LT GRN/BLK WIRE LT GRN/RED WIRE MIST WIPER INPUT MULTIPLEX BUS MULTIPLEX BUS PCM IGN 2 DAY LT MULTIPLEX CONTROL UNIT MULTIPLEX CONTROL UNIT SERVICE CHECK CONNECTOR ORG/ WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SHIFT INTERLOCK SYSTEM SHIFT INTERLOCK SYSTEM HEADLIGHTS SYSTEM SMALL LT RELAY TRANSMISSION RANGE SW UNDERDASH FUSE/RELAY BOX UNDERDASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) UNDERHOOD FUSE/RELAY BOX (RIGHT SIDE OF ENGINE COMPT) USA WARNING SYSTEMS WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/RED WIRE

AIR DELIVERY AIR DELIVERY AIR DELIVERY AIR DELIVERY AIR DELIVERY AIR DELIVERY AIR DELIVERY AIR DELIVERY AIR DELIVERY AIR DELIVERY SCOM AIR DELIVERY AIR MIX CONTROL MOTOR (ON LEFT SIDE OF HVAC ASSEMBLY) AMD-P BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLOWER MOTOR (UNDER RIGHT SIDE OF DASH) BLOWER POWER TRANSISTOR (UNDER RIGHT SIDE OF DASH, NEAR BLOWER MOTOR) BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN/WHT WIRE DEFOGGER SYSTEM DEFROST FRS FUSE 12 FUSE 14 GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HEATER CONTROL PANEL HOT AT ALL TIMES HOT IN ON UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) ILLUMINATION ILLUMINATION LT GRN WIRE LT GRN/BLK WIRE M-COOL M-DEF M-HOT M-VENT MANUAL A/C CIRCUIT MODE 1 MODE 2 MODE 3 MODE 4 MODE CONTROL MOTOR (BEHIND GLOVE BOX) PNK/BLK WIRE PNK/BLU WIRE REC RECIRC RECIRC DEFOGGER SWITCH ASSEMBLY RECIRCULATION CONTROL MOTOR (BEHIND GLOVE BOX) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE S-COM SOLID STATE SWITCH ASSEMBLY LIGHT UNDER-HOOD FUSE/RELAY BOX (RIGHT SIDE OF ENGINE COMPT) BLOWER MOTOR RELAY WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE

1 2 3 4 5 M-COOL M-HOT AMD-P S-COM 1 2 3 4 5 REC FRS AIR MIX CONTROL MOTOR (UNDER LEFT SIDE OF DASH) AIR MIX POTENTIAL SENSOR COMMON AIR MIX HOT BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLOWER MOTOR (UNDER RIGHT SIDE OF DASH) BLOWER POWER TRANSISTOR (UNDER RIGHT SIDE OF DASH) BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/WHT WIRE DEFOG LED CTRL DEFOGGER SYSTEM DEFROST FUSE 14 GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HEATER CONTROL PANEL HOT IN ON ILLUMINATION ILLUMINATION LT GRN WIRE LT GRN/BLK WIRE M- VENT M- DEF MODE -1 MODE -2 MODE -3 MODE -1 MODE -4 MODE -3 MODE CONTROL MOTOR (UNDER RIGHT SIDE OF DASH) PNK/BLK WIRE PNK/BLU WIRE REAR DEFOG RECIR-A/C REAR DEFOGGER SWITCH ASSEMBLY RECIRC RECIRCULATE AIR MIX POTENTAL RECIRCULATE MODE 4 MODE 3 MODE 2 MODE 1 IGNITION RECIRCULATION CONTROL MOTOR (UNDER RIGHT SIDE OF DASH) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE S-COM SOLID STATE SWITCH LIGHT ASSEMBLY UNDERDASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE

14 6 (HATCHBACK) (EXCEPT HATCHBACK) BLK WIRE BLU/ORG WIRE BRN WIRE BRN/YEL WIRE CAR LINK CARLINK INTERFACE BOX (UNDER MIDDLE OF DASH) COMPUTER DATA LINES SYSTEM DLC (UNDER CENTER OF DASH) ECM/PCM (BEHIND GLOVE BOX) EPS CONTROL UNIT EXCEPT HATCHBACK HATCHBACK HX,LX,EX EXCEPT HX, LX, EX FUEL PUMP (ON TOP OF FUEL TANK) FUEL TANK UNIT FUSE 17 FUSE 6 FUSE 9 GAUGE ASSEMBLY GRN/ORG WIRE GRN/YEL WIRE GRY WIRE HATCHBACK HATCHBACK EXCEPT HOT AT ALL TIMES HOT IN ON OR START HX, LX, EX IMMOBI- LIZER CODE IMMOBILIZER CONTROL UNIT -RECEIVER (IN STEERING COLUMN COVER) IMMOBILIZER SYSTEM INDICATOR IMO FPR JUNCTION MRLY MULTIPLEX CONTROL UNIT (NOT USED) PARKING BRAKE SWITCH PGM-FI MAIN RELAY 1 (BEHIND GLOVE BOX) PGM-FI MAIN RELAY 2 (BEHIND GLOVE BOX) RED WIRE RED/BLU WIRE RED/YEL WIRE UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) UNDER-HOOD FUSE/ RELAY BOX (RIGHT SIDE OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

BLK WIRE BLU/ORG WIRE BRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM ENGINE CONTROLS SYSTEM FUEL PRESSURE REGULATOR SWITCH (RIGHT SIDE OF ENGINE COMPT) FUEL TANK INTERNAL SOLENOID VALVE (LEFT SIDE OF TRUNK) FUSE 17 FUSE 6 FUSE 9 GAUGE ASSEMBLY GRN/ORG WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IMMOBI- LIZER CODE IMMOBILIZER CONTROL UNIT -RECEIVER (IN STEERING COLUMN COVER) IMMOBILIZER SYSTEM INDICATOR IMO FPR INJECTOR RELAY (BEHIND GLOVE BOX) JUNCTION JUNCTION CONNECTOR MRLY MULTIPLEX CONTROL UNIT PARKING BRAKE SWITCH PCM (BEHIND GLOVE BOX) PGM-FI MAIN RELAY 1 (BEHIND GLOVE BOX) PGM-FI MAIN RELAY 2 (BEHIND GLOVE BOX) PPL RED/BLU WIRE RED/YEL WIRE UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) UNDER-HOOD FUSE/ RELAY BOX (RIGHT SIDE OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

BLK WIRE BLK/ORG WIRE BLK/YEL WIRE BLU/ORG WIRE BRN WIRE BRN/YEL WIRE CARLINK CARLINK IINTERFACE BOX (UNDER MIDDLE OF DASH) COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM ECM (BEHIND GLOVE BOX) ENGINE CONTROLS SYSTEM FUEL TANK UNIT (ON TOP OF FUEL TANK) FUEL PUMP FUSE 17 FUSE 4 FUSE 6 FUSE 9 GAUGE ASSEMBLY GRN/ORG WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IMMOBI- LIZER CORD IMMOBILIZER CONTROL UNIT -RECEIVER (IN STEERING COLUMN COVER) IMMOBILIZER SYSTEM INDICATOR IMO FPR INSTRUMENT CLUSTER SYSTEM JUNCTION MRLY MULTI-FUSE/ RELAY BOX (ON LEFT SIDE OF ENGINE COMPT) MULTIPLEX CONTROL UNIT PGM-FI MAIN RELAY 1 (BEHIND GLOVE BOX) PGM-FI MAIN RELAY 2 RED WIRE RED/BLU WIRE RED/YEL WIRE UNDERDASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) UNDERHOOD FUSE/ RELAY BOX (ON LEFT SIDE OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

A/C AIR DELIVERY COMPRESSOR CTRLS AIR DELIVERY AIR DELIVERY COMPRESSOR CTRLS AIR MIX CONTROL MOTOR (ON LEFT SIDE OF HVAC ASSEMBLY) AMD-P BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLOWER MOTOR (UNDER RIGHT SIDE OF DASH) BLOWER POWER TRANSISTOR (UNDER RIGHT SIDE OF DASH, NEAR BLOWER MOTOR) BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE DEFOGGER SYSTEM DEFROST EVAPORATOR TEMPERATURE SENSOR (UNDER MIDDLE OF DASH) FRS FUSE 14 GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HEATER CONTROL PANEL HOT IN ON ILLUMINATION ILLUMINATION LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE M-COOL M-DEF M-HOT M-VENT MODE 1 MODE 2 MODE 3 MODE 4 MODE CONTROL MOTOR (BEHIND GLOVE BOX) PNK/BLK WIRE PNK/BLU WIRE REC RECIRC RECIRC-A/C DEFOGGER SWITCH ASSEMBLY RECIRCULATION CONTROL MOTOR RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE S-COM SOLID STATE SWITCH ASSEMBLY LIGHT UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE

1 2 3 4 5 M-COOL M-HOT AMD-P S-COM 1 2 3 4 5 REC FRS A/C AIR MIX CONTROL MOTOR (UNDER LEFT SIDE OF DASH) BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLOWER MOTOR (UNDER RIGHT SIDE OF DASH) BLOWER POWER TRANSISTOR (UNDER RIGHT SIDE OF DASH) BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE DEFOG LED CTRL A/C LED CTRL RECIRC LED CTRL AIR MIX POTENTIAL EVAP TEMP SENSOR DEFOGGER SYSTEM DEFROST EVAPORATOR TEMPERATURE SENSOR (UNDER LEFT SIDE OF DASH) FUSE 14 GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HEATER CONTROL PANEL HOT IN ON ILLUMINATION ILLUMINATION LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE M-DEF M-VENT MODE -1 MODE -2 MODE -3 MODE -1 MODE -4 MODE -3 S- COM MODE CONTROL MOTOR (UNDER RIGHT SIDE OF DASH) PNK/BLK WIRE PNK/BLU WIRE REAR DEFOG A/C ON INPUT RECIRC REQUEST MODE 4 MODE 3 MODE 2 MODE 1 IGNITION RECIR-A/C REAR DEFOGGER SWITCH ASSEMBLY RECIRC RECIRCULATION CONTROL MOTOR (UNDER RIGHT SIDE OF DASH) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE SOLID STATE SWITCH ASSEMBLY LIGHT UNDERDASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE