Honda Civic VII facelift (2003-2006) immobilizer control unit -receiver (in steering column cover) Wiring diagrams

ABS MODULATOR CONTROL UNIT (RIGHT SIDE OF ENGINE COMPARTMENT) BLK WIRE BLU WIRE BRN WIRE BRN/YEL WIRE CARLINK INTERFACE BOX CONNECTOR (UNDER MIDDLE OF DASH) DLC (UNDER CENTER OF DASH) ECM/PCM (BEHIND GLOVE BOX) FUSE 9 GAUGE ASSEMBLY GRY WIRE GX, DX HX, LX, EX HOT AT ALL TIMES UNDERHOOD FUSE/RELAY BOX (ON LEFT SIDE OF ENGINE COMPT) IMMOBILIZER CONTROL UNIT -RECEIVER (IN STEERING COLUMN COVER) INJECTOR CONTROL LT BLU WIRE LT GRN WIRE MODULE (GX) MULTIPLEX CONTROL INSPECTION CONNECTOR MULTIPLEX CONTROL UNIT MPCS CHK RED WIRE RED/WHT WIRE SECONDARY SRS UNIT (UNDER CENTER OF DASH) TEST TACHOMETER CONNECTOR (LEFT SIDE OF) ENGINE COMPT) 1 2 UNDERDASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) WHT WIRE WHT/RED WIRE

ABS MODULATOR CONTROL UNIT (EX, GX) (LEFT SIDE OF ENGINE COMPARTMENT) BLK WIRE BRAIDED WIRE BRN WIRE BRN/YEL WIRE DATA LINK CONNECTOR (DLC) (UNDER MIDDLE OF DASH) ENGINE CONTROL MODULE (ECM) (BEHIND GLOVE BOX) EPS CONTROL UNIT (UNDER RIGHT SIDE OF DASH) FUSE 9 GRY WIRE HOT AT ALL TIMES IMMOBILIZER CONTROL UNIT -RECEIVER (IN STEERING COLUMN COVER) K LINE LT BLU WIRE RED/WHT WIRE SCS SECONDARY SENSOR GND SRS UNIT (UNDER MIDDLE OF DASH) UNDERDASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) UNDERHOOD FUSE/RELAY BOX (RIGHT SIDE OF ENGINE COMPARTMENT) WEN WHT/RED WIRE

2 1 TEST TACHOMETER CONNECTOR (LEFT SIDE OF ENGINE COMPT) BLK WIRE BLU WIRE BRAIDED WIRE BRN WIRE BRN/YEL WIRE CARLINK INTERFACE BOX (UNDER MIDDLE OF DASH) DATA LINK CONNECTOR (DLC) (UNDER CENTER OF DASH) DLC ECM (BEHIND GLOVE BOX) EPS CONTROL UNIT (UNDER RIGHT SIDE OF DASH) FUSE 9 GAUGE ASSEMBLY GRY WIRE HOT AT ALL TIMES IMMOBILIZER CONTROL UNIT -RECEIVER (IN STEERING COLUMN COVER) K LINE LT BLU WIRE LT GRN/BLK WIRE MCM (BEHIND GLOVE BOX) MES MES CONNECTOR (UNDER LEFT SIDE OF DASH) MULTIPLEX CONTROL INSPECTION CONNECTOR MULTIPLEX CONTROL UNIT NEP RED/WHT WIRE SCS SHIELD (SULEV) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 SRS UNIT (UNDER CENTER OF DASH) TRANSMISSION CONTROL MODULE (TCM) (CVT) (BEHIND RIGHT KICK PANEL) UNDERHOOD FUSE/RELAY BOX (ON LEFT SIDE OF ENGINE COMPARTMENT) VBU WEN WHT/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

ABS INDICATOR CIRCUIT (EXCEPT DX) ABS INDICATOR (EXCEPT DX) BEEPER BEEPER (GX) BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SWITCH (ON MASTER CYLINDER RESERVOIR) BRAKE LEVEL SW BUS METER CANADA CHARGING SYSTEM INDICATOR CRUISE CONTROL INDICATOR (EXCEPT DX) CRUISE CONTROL SYSTEM DOOR LOCKS SYSTEM DRIVE CIRCUIT DRIVE CIRCUIT (DX) DRL CONTROL UNIT DRL INDICATOR (CANADA) ENGINE CONTROLS SYSTEM EXTERIOR LIGHTS SYSTEM ENGINE CONTROLS SYSTEM EXTERIOR LIGHTS SYSTEM ENGINE CONTROLS SYSTEM EXCEPT CVT CVT EXCEPT GX FUEL GAUGE SENDING UNIT FUEL TANK UNIT (ON TOP OF FUEL TANK) FUSE 10 FUSE 4 GAUGE ASSEMBLY GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED (OR GRN/ORG) WIRE GRN/RED WIRE GRN/YEL WIRE HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM HOT IN ON OR START IMMOBILIZER CONTROL UNIT -RECEIVER (IN STEERING COLUMN COVER) JUNCTION JUNCTION CONNECTOR LEFT TURN SIGNAL INDICATOR LOW FUEL INDICATOR LOW OIL PRESSURE INDICATOR MAINTENANCE REQUIRED INDICATOR MALFUNCTION INDICATOR METER MULTIPLEX CONTROL UNIT BUS (SEFMJ) OIL PRESSURE SWITCH (NEAR OIL FILTER) ORG/ WIRE PARKING BRAKE SWITCH (AT BASE OF PARK LEVER) (BEHIND LEFT SIDE OF FRONT BUMPER) PARKING BRAKE, BRAKE SYSTEM INDICATOR BEEPER (DX) PNK (GX) WIRE PNK/BLU WIRE POWER CIRCUIT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT TURN SIGNAL INDICATOR SEAT BELT REMINDER INDICATOR SIDE AIR BAG CUT-OFF INDICATOR (EXCEPT DX) SRS INDICATOR SRS INDICATOR CIRCUIT SUPPLEMENTAL RESTRAINTS SYSTEM ANTI-LOCK BRAKES SYSTEM INTERIOR LIGHTS SYSTEM SWITCH TRIP/RESET TRUNK OPEN INDICATOR UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) USA VSS (EXCEPT CVT) (ON TRANSMISSION HOUSING) WASHER LEVEL INDICATOR (CANADA) WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WIPER/ WASHER SYSTEM YEL WIRE YEL/BLK WIRE YEL/RED WIRE

ABS INDICATOR CIRCUIT ABS INDICATOR ANTI-LOCK BRAKES SYSTEM HEADLIGHTS SYSTEM (CANADA) BEEPER BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SWITCH (ON MASTER CYLINDER RESERVOIR) BRAKE LEVEL SW BRAKE SYSTEM INDICATOR BUS (SEFMJ) BUS METER CANADA CHARGING SYSTEM INDICATOR CIRCUIT DIAMETER CRUISE CONTROL INDICATOR CRUISE CONTROL SYSTEM CRUISE CONTROL SYSTEM EXTERIOR LIGHTS SYSTEM DIMMER CIRCUIT DOOR LOCKS SYSTEM DRIVE CIRCUIT DRL CONTROL UNIT DRL INDICATOR ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM EXTERIOR LIGHTS SYSTEM ENGINE CONTROLS SYSTEM EXTERIOR LIGHTS SYSTEM EXCEPT CVT CVT FUEL GAUGE SENDING UNIT FUEL TANK UNIT (ON TOP OF FUEL TANK) FUSE 10 FUSE 4 GAUGE ASSEMBLY GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED (OR GRN/ORG) WIRE GRN/RED WIRE GRN/YEL WIRE HEADLIGHTS SYSTEM HOT IN ON OR START IMMOBILIZER CONTROL UNIT -RECEIVER (IN STEERING COLUMN COVER) IMMOBILIZER SYSTEM INDICATOR JUNCTION JUNCTION CONNECTOR LCD/DUAL DIAMETER CIRCUIT LEFT TURN SIGNAL INDICATOR LOW FUEL INDICATOR LOW OIL PRESSURE INDICATOR MAINTENANCE REQUIRED INDICATOR MALFUNCTION INDICATOR METER MULTIPLEX CONTROL UNIT OIL PRESSURE SWITCH (NEAR OIL FILTER) ORG/ WIRE PARKING BRAKE SWITCH (AT BASE OF PARK LEVER) (BEHIND LEFT SIDE OF FRONT BUMPER) PNK WIRE PNK/BLU WIRE POINTER POWER CIRCUIT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT TURN SIGNAL INDICATOR SEAT BELT REMINDER INDICATOR SIDE AIR BAG CUT-OFF INDICATOR SRS INDICATOR SRS INDICATOR CIRCUIT SUPPLEMENTAL RESTRAINTS SYSTEM SWITCH TRIP/RESET TO CPU (DIAGRAM 2 OF 2) TO GAUGE LIGHTS (DIAGRAM 2 OF 2) TRUNK OPEN INDICATOR UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) USA VSS (EXCEPT CVT) (ON TRANSMISSION HOUSING) WASHER LEVEL INDICATOR (CANADA) WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WIPER/ WASHER SYSTEM YEL WIRE YEL/BLK WIRE YEL/RED WIRE

ABS INDICATOR CIRCUIT ABS INDICATOR BEEPER BLK WIRE BLK/YEL WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SWITCH (ON MASTER CYLINDER RESERVOIR) BUS (BRAKE) BUS METER CHARGING SYSTEM INDICATOR CRUISE CONTROL INDICATOR CRUISE CONTROL SYSTEM DOOR INDICATOR LIGHT DRIVE CIRCUIT DRL CONTROL UNIT (UNDER LEFT SIDE OF DASH) DRL INDICATOR EPS CONTROL UNIT (UNDER RIGHT SIDE OF DASH) EPS INDICATOR EXTERIOR LIGHTS SYSTEM (UNDER RIGHT SIDE OF DASH) FUEL GAUGE SENDING UNIT FUEL TANK UNIT (ON TOP OF FUEL TANK) FUSE 10 FUSE 4 GAUGE ASSEMBLY GRN WIRE GRN/ORG WIRE GRN/RED (OR GRN/ORG) WIRE GRN/RED WIRE GRN/YEL WIRE HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM (CANADA) HEADLIGHTS SYSTEM ANTI-LOCK BRAKE SYSTEM HOT IN ON OR START IMMOBILIZER CONTROL UNIT -RECEIVER (IN STEERING COLUMN COVER) J/C LEFT TURN SIGNAL INDICATOR LOW FUEL INDICATOR LOW OIL PRESSURE INDICATOR MAINTENANCE REQUIRED INDICATOR MALFUNCTION INDICATOR METER MULTIPLEX CONTROL UNIT BUS (ECU) OIL PRESSURE SWITCH (NEAR OIL FILTER) ORG/ WIRE PARKING BRAKE SWITCH (AT BASE OF PARK LEVER) (LEFT FRONT OF VEHICLE) PARKING BRAKE, BRAKE SYSTEM INDICATOR PNK WIRE PNK/BLU WIRE POWER CIRCUIT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RIGHT TURN SIGNAL INDICATOR SEAT BELT REMINDER SIDE AIRBAG INDICATOR SRS INDICATOR SRS INDICATOR CIRCUIT SUPPLEMENTAL RESTRAINTS SYSTEM SWITCH TRIP/RESET TOP OF ENGINE) TRUNK INDICATOR LIGHT UNDERDASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) USA CANADA VSS (ON TRANSAXLE HOUSING) WASHER FLUID LEVEL SWITCH (CANADA) (BEHIND LEFT SIDE OF FRONT BUMPER) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WIPER/WASHER INDICATOR (CANADA) YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/RED WIRE

ABS INDICATOR CIRCUIT ABS INDICATOR AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SWITCH (ON MASTER CYLINDER RESERVOIR) BRAKE LEVEL SW BRAKE SYSTEM INDICATOR BRN WIRE BUS METER CANADA CHARGING SYSTEM INDICATOR CRUISE CONTROL INDICATOR CRUISE CONTROL SYSTEM DOOR LOCKS SYSTEM CRUISE CONTROL SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM CVT CVT M/T DOOR INDICATOR LIGHT DOOR LOCKS SYSTEM DRIVE CIRCUIT DRL CONTROL UNIT DRL INDICATOR ELECTRONIC POWER STEERING SYSTEM ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM EXTERIOR LIGHTS SYSTEM EPS INDICATOR EXTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM FUEL GAUGE SENDING UNIT FUEL TANK UNIT (ON TOP OF FUEL TANK) FUSE 10 FUSE 4 GAUGE ASSEMBLY GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED (OR GRN/ORG) WIRE GRN/RED WIRE GRN/YEL WIRE HEADLIGHTS SYSTEM HOT IN ON OR START IMA SYSTEM INDICATOR IMMOBILIZER CONTROL UNIT -RECEIVER (IN STEERING COLUMN COVER) INTERIOR LIGHTS SYSTEM AIR CONDITIONING SYSTEM INTERIOR LIGHTS SYSTEM ENGINE CONTROLS SYSTEM EXTERIOR LIGHTS SYSTEM JUNCTION JUNCTION CONNECTOR LCD BACK LIGHT LEFT TURN SIGNAL INDICATOR LOW FUEL INDICATOR LOW OIL PRESSURE INDICATOR LT GRN WIRE LT GRN/RED WIRE MAINTENANCE REQUIRED INDICATOR MALFUNCTION INDICATOR METER MULTIPLEX CONTROL UNIT BUS (ECU) ODO/TRIP LCD CIRCUIT BACK LIGHT STABILIZING POWER CIRCUIT OIL PRESSURE SWITCH (NEAR OIL FILTER) ORG/ WIRE PARKING BRAKE SWITCH (AT BASE OF PARK LEVER) (BEHIND RIGHT SIDE OF FRONT BUMPER) PNK WIRE PNK/BLU WIRE POWER CIRCUIT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RIGHT TURN SIGNAL INDICATOR RXD SEAT BELT REMINDER INDICATOR SIDE AIR BAG CUT-OFF INDICATOR SRS INDICATOR SRS INDICATOR CIRCUIT SUPPLEMENTAL RESTRAINTS SYSTEM TRUNK OPEN INDICATOR TXD UNDERDASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) USA VSS (M/T) (ON TRANSAXLE HOUSING) WASHER FLUID LEVEL INDICATOR (CANADA) WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/RED WIRE