Honda Civic VIII (2005-2009) ignition key switch Wiring diagrams

2-DR 4-DR BLK WIRE BLU WIRE BRN WIRE CANADA; USA: DX CEILING LIGHT DOOR SWITCH DRIVER'S DOOR LOCK ACTUATOR/KNOB SWITCH DRIVER'S DOOR LOCK KNOB SWITCH DRIVER'S DOOR SWITCH DRSWAS DRSWDR DRSWRD FRONT INDIVIDUAL MAP LIGHTS (4 DOOR) FRONT PASSENGER'S FUSE 22 GRN WIRE GRY WIRE HOT AT ALL TIMES IG KEY SW IGNITION KEY SWITCH IGNITION KEY SWITCH/ KEY LIGHT INTR LT- LEFT REAR DOOR SWITCH (4 DOOR) LOCK LT BLU WIRE LT GRN WIRE MICU OFF OFF PNK DOOR ON WIRE ON OFF PNK WIRE RED WIRE SIL DR LOCK SIL DR UNLOCK TRUNK LATCH SWITCH TRUNK LID OPENER SOLENOID/ LATCH SWITCH (MIDDLE OF TRUNK LID) TRUNK LIGHT TRUNK SW UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENGINE COMPT) UNLOCK USA: EX, SI RIGHT REAR DOOR SWITCH (4 DOOR) USA: LX WHT WIRE

2-DR 3 1 ON 4-DR BLK WIRE BLU WIRE BRN WIRE CEILING LIGHT DOOR SWITCH DRIVER'S DOOR LOCK ACTUATOR/KNOB SWITCH DRIVER'S DOOR LOCK KNOB SWITCH DRIVER'S DOOR SWITCH DRSWAS DRSWDR DRSWRD FRONT INDIVIDUAL MAP LIGHTS (4 DOOR) FRONT PASSENGER'S FUSE 22 GRN WIRE GRY WIRE HOT AT ALL TIMES IG KEY SW IGNITION KEY SWITCH IGNITION KEY SWITCH/ KEY LIGHT INTERIOR LIGHT SWITCH INTR LT- LEFT REAR DOOR SWITCH (4 DOOR) LOCK LT BLU WIRE LT GRN WIRE MICU MOONROOF SWITCH OFF OFF PNK DOOR ON WIRE ON OFF PNK WIRE RED WIRE RIGHT REAR DOOR SWITCH (4 DOOR) SIL DR LOCK SIL DR UNLOCK TRUNK LID OPENER SOLENOID/ LATCH SWITCH TRUNK LIGHT TRUNK SW UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDERHOOD FUSE/RELAY BOX (LEFT SIDE OF ENGINE COMPT) UNLOCK WHT WIRE

BLK WIRE BLU WIRE BRN WIRE CANADA CEILING LIGHT DOOR SWITCH DRIVER'S DOOR LOCK ACTUATOR/KNOB SWITCH DRIVER'S DOOR LOCK KNOB SWITCH DRIVER'S DOOR SWITCH DRSWAS DRSWDR DRSWRD FRONT INDIVIDUAL MAP LIGHTS FRONT PASSENGER'S FUSE 22 GRN WIRE GRY WIRE HOT AT ALL TIMES IG KEY SW IGNITION KEY SWITCH IGNITION KEY SWITCH/ KEY LIGHT INTR LT- LEFT REAR DOOR SWITCH LOCK LT BLU WIRE LT GRN WIRE MICU OFF OFF PNK DOOR ON WIRE ON OFF PNK WIRE RED WIRE SIL DR LOCK SIL DR UNLOCK TRUNK LATCH SWITCH TRUNK LID OPENER SOLENOID/ LATCH SWITCH (MIDDLE OF TRUNK LID) TRUNK LIGHT TRUNK SW UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) UNLOCK USA RIGHT REAR DOOR SWITCH WHT WIRE

10 11 12 13 14 15 16 17 PPL 11 7 (4 DOOR) (2 DOOR) BLK WIRE BLU WIRE BODY CONTROLLER AREA NETWORK TRANSCEIVER BRN WIRE CONTROLLER AREA CONTROLLER AREA NETWORK TRANSCEIVER DRIVER'S DOOR LOCK SWITCH DRIVER'S DOOR SWITCH EXCEPT DX-G FRONT PASSENGER'S DOOR LOCK SWITCH FRONT PASSENGER'S DOOR SWITCH FRONT PASSENGER'S POWER WINDOW SWITCH FUSE 23 FUSE 12 GAUGE CONTROL MODULE (SPEEDO) GAUGE CONTROL MODULE (TACH) GRN (OR BLU) WIRE GRN WIRE GRY WIRE HORN HOT AT ALL TIMES IGNITION KEY SWITCH IGNITION KEY SWITCH/ KEY LIGHT IMMOBILIZER KEYLESS CONTROL UNIT (ON STEERING COLUMN) LEFT REAR DOOR LOCK ACTUATOR/ KNOB SWITCH (4 DOOR) LEFT REAR DOOR SWITCH (4 DOOR) LOCK LT GRN WIRE NETWORK CONTROLLER ORG/ WIRE PNK 5 6 7 8 9 WIRE PNK B-CAN WIRE PNK PNK PNK WIRE PNK WIRE POWER WINDOW MASTER SWITCH PPL RIGHT REAR DOOR SWITCH (4 DOOR) SECURITY INDICATOR SECURITY INDICATOR BLINKING CIRCUIT TRUNK LATCH SWITCH UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENGINE COMPT) UNLOCK WHT WIRE YEL WIRE

AUDIO UNIT (W/O NAVIGATION) UNIT NAVIGATION (W/ NAVIGATION) BLK WIRE BLU WIRE BODY CONTROLLER AREA NETWORK TRANSCEIVER BRN WIRE CONTROLLER AREA CONTROLLER AREA NETWORK TRANSCEIVER DOOR LOCK KNOB SWITCH DRIVER'S DOOR LOCK SWITCH DRIVER'S DOOR SWITCH FRONT PASSENGER'S DOOR LOCK SWITCH FRONT PASSENGER'S DOOR SWITCH FRONT PASSENGER'S POWER WINDOW SWITCH FUSE 23 FUSE 12 GAUGE CONTROL MODULE (SPEEDO) GAUGE CONTROL MODULE (TACH) GRN (OR BLU) WIRE GRN WIRE GRY WIRE HORN HOT AT ALL TIMES IGNITION KEY SWITCH IGNITION KEY SWITCH/ KEY LIGHT IMMOBILIZER KEYLESS CONTROL UNIT (ON STEERING COLUMN) LEFT REAR DOOR LOCK ACTUATOR/ KNOB SWITCH (4 DOOR) LEFT REAR DOOR SWITCH (4 DOOR) LOCK LT BLU WIRE LT GRN WIRE NETWORK CONTROLLER ORG/ WIRE PNK B-CAN WIRE PNK PNK PNK WIRE PNK WIRE POWER WINDOW MASTER SWITCH 11 7 (4 DOOR) (2 DOOR) PPL RIGHT REAR DOOR SWITCH (4 DOOR) SECURITY HOOD SWITCH SECURITY INDICATOR SECURITY INDICATOR BLINKING CIRCUIT TRUNK KEY CYLINDER SWITCH (LX, 4-DOOR EX, 4-DOOR SI) TRUNK LATCH SWITCH (LX) TRUNK LID OPENER SOLENOID/ LATCH SWITCH (EX, SI) UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENGINE COMPT) UNLOCK WHT WIRE YEL WIRE YEL/RED WIRE

AUDIO UNIT (W/O NAVIGATION) UNIT NAVIGATION (W/ NAVIGATION) BLK WIRE BLU WIRE BODY CONTROLLER AREA NETWORK TRANSCEIVER BRN WIRE CANADA CONTROLLER AREA CONTROLLER AREA NETWORK TRANSCEIVER DOOR LOCK KNOB SWITCH DRIVER'S DOOR LOCK SWITCH DRIVER'S DOOR SWITCH FRONT PASSENGER'S DOOR LOCK SWITCH FRONT PASSENGER'S DOOR SWITCH FRONT PASSENGER'S POWER WINDOW SWITCH FUSE 23 FUSE 12 GAUGE CONTROL MODULE (SPEEDO) GAUGE CONTROL MODULE (TACH) GRN WIRE GRY WIRE HORN HOT AT ALL TIMES IGNITION KEY SWITCH IGNITION KEY SWITCH/ KEY LIGHT IMMOBILIZER KEYLESS CONTROL UNIT (ON STEERING COLUMN) KEY LEFT REAR DOOR LOCK ACTUATOR/ KNOB SWITCH LEFT REAR DOOR SWITCH LOCK LT BLU WIRE LT GRN WIRE NETWORK CONTROLLER ORG/ WIRE PNK B-CAN WIRE PNK PNK PNK WIRE PNK WIRE POWER WINDOW MASTER SWITCH PPL RIGHT REAR DOOR SWITCH SECURITY HOOD SWITCH SECURITY INDICATOR SECURITY INDICATOR BLINKING CIRCUIT TRUNK KEY CYLINDER SWITCH TRUNK LATCH SWITCH (CANADA) TRUNK LID OPENER SOLENOID/ LATCH SWITCH (USA) UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) UNLOCK USA WHT WIRE YEL WIRE YEL/RED WIRE

4 3 (SEDAN) (EXCEPT SEDAN) BLK WIRE CABLE REEL CANADA; USA: DX CRUISE CONTROL COMBINATION SWITCH EXCEPT SEDAN: DX, DX-G, LX; SEDAN EXCEPT SEDAN: EX CANADA; USA: DX, EX, SI FROM UNDER-DASH FUSE/RELAY BOX (DIAGRAM 2 OF 3) FRONT PASSENGER'S SEAT BELT SWITCH DRIVER'S SEAT BELT SWITCH GAUGE CONTROL MODULE (SPEEDO) GAUGE CONTROL MODULE (TACH) GRY WIRE HEATER CONTROL PANEL HIGH MOUNT BRAKE LIGHT HIGH MOUNT BRAKE LIGHT HIGH MOUNT BRAKE LIGHT IGNITION KEY SWITCH LEFT BRAKE LIGHT/ TAILLIGHT RIGHT BACK-UP LIGHT LEFT INNER TAILLIGHT LEFT BACK-UP LIGHT LEFT REAR DOOR LOCK ACTUATOR/ KNOB SWITCH LEFT REAR SIDE MARKER LIGHT LEFT REAR TURN SIGNAL LIGHT LT GRN WIRE MICU SERVICE CHECK CONNECTOR NOISE REDUCTION CONDENSER ODS SWITCH REAR WINDOW DEFOGGER RIGHT BRAKE LIGHT/ TAILLIGHT RIGHT LICENSE PLATE LIGHT RIGHT REAR DOOR LOCK ACTUATOR/ KNOB SWITCH RIGHT REAR SIDE MARKER LIGHT RIGHT REAR TURN SIGNAL LIGHT LEFT LICENSE PLATE LIGHT RIGHT INNER TAILLIGHT S GND SEDAN SEDAN: LEFT REAR OF TRUNK) SRS SHIELD SRS SHIELD SRS SHIELD MICU TRUNK LATCH SWITCH TRUNK LID OPENER SOLENOID/ LATCH SWITCH USA EX,, SI USA: EX, LX USA: LX WHT/BLK WIRE

A/T GEAR POSITION INDICATOR PANEL LIGHT/PARK-PIN SWITCH BLK WIRE CABLE REEL CANADA CLIMATE CONTROL UNIT CONSOLE ACCESSORY POWER SOCKET DRIVER'S SEAT BELT BUCKLE SWITCH FROM UNDER-DASH FUSE/RELAY BOX (DIAGRAM 2 OF 3) FRONT PASSENGER'S DOOR LOCK ACTUATOR/KNOB SWITCH FRONT PASSENGER'S POWER WINDOW SWITCH FRONT PASSENGER'S SEAT BELT BUCKLE SWITCH FUEL TANK UNIT GAUGE CONTROL MODULE (SPEEDO) GAUGE CONTROL MODULE (TACH) GRY WIRE HIGH MOUNT BRAKE LIGHT TRUNK LATCH SWITCH IGNITION KEY SWITCH LEFT BACK-UP LIGHT LEFT BRAKE LIGHT/ TAILLIGHT LEFT REAR DOOR LOCK ACTUATOR/ KNOB SWITCH LEFT REAR SIDE MARKER LIGHT LEFT LICENSE PLATE LIGHT LEFT REAR TURN SIGNAL LIGHT LT GRN WIRE MICU MICU SERVICE CHECK CONNECTOR NOISE REDUCTION CONDENSER ODS UNIT PARK PIN SWITCH REAR WINDOW DEFOGGER RIGHT BACK-UP LIGHT RIGHT BRAKE LIGHT/ TAILLIGHT RIGHT INNER TAILLIGHT LEFT INNER TAILLIGHT RIGHT LICENSE PLATE LIGHT RIGHT REAR DOOR LOCK ACTUATOR/ KNOB SWITCH RIGHT REAR SIDE MARKER LIGHT S GND STEERING WHEEL CRUISE CONTROL COMBINATION SWITCH TRUNK KEY CYLINDER SWITCH RIGHT REAR TURN SIGNAL LIGHT TRUNK LID OPENER SOLENOID/ LATCH SWITCH USA WHT/BLK WIRE YEL WIRE

BLK WIRE BLK/BRN WIRE BLK/YEL WIRE BODY CONTROLLER AREA NETWORK TRANSCEIVER BRN WIRE BRN/YEL WIRE CIRCUIT CONTROLLER AREA DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) ECM/PCM (LEFT SIDE OF ENGINE COMPT) FUEL PUMP FUEL TANK UNIT (IN TOP OF FUEL TANK) FUSE 19 FUSE 2 FUSE 23 GAUGE CONTROL MODULE (TACH) GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IG KEY SW S-NET IGNITION KEY SWITCH IMMOBILIZER KEYLESS CONTROL UNIT (ON STEERING COLUMN) IMMOBILIZER SYSTEM INDICATOR JUNCTION CONNECTOR LT BLU WIRE LT GRN WIRE MICU MRLY NETWORK CONTROLLER ORG/ WIRE PARKING BRAKE SWITCH (AT BASE OF PARKING BRAKE LEVER) PGM-FI MAIN RELAY 1 PGM-FI MAIN RELAY 2 PNK LT PNK PNK WIRE PNK PNK PNK WIRE PNK S-NET S-NET WIRE PNK WIRE S-NET B-CAN K-LINE IG KEY SW LG PNK WIRE SI EXCEPT SI 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 COMPT) VBU VBU B-CAN WARNING DRIVE CIRCUIT WHT WIRE YEL WIRE

1 2 3 4 5 6 7 VBU AUXILIARY UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENGINE COMPT) B-CAN BLK WIRE BLK/YEL WIRE BODY CONTROLLER AREA NETWORK TRANSCEIVER BRN WIRE BRN/YEL WIRE CIRCUIT CONTROLLER AREA DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) ECM/PCM (LEFT SIDE OF ENGINE COMPT) ENGINE CONTROLS SYSTEM FUEL PUMP FUEL TANK UNIT (INSIDE FUEL TANK) FUSE 19 FUSE 2 FUSE 23 GAUGE CONTROL MODULE (TACH) GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IG KEY SW IGNITION KEY SWITCH IGNITION KEY SWITCH/ KEY LIGHT IMMOBILIZER KEYLESS CONTROL UNIT (IN STEERING COLUMN) IMMOBILIZER SYSTEM INDICATOR JUNCTION CONNECTOR LT BLU WIRE LT GRN WIRE LT PNK PNK WIRE MICU MRLY NETWORK CONTROLLER ORG/ WIRE PARKING BRAKE SWITCH (AT BASE OF PARK LEVER) PGM-FI MAIN RELAY 1 PGM-FI MAIN RELAY 2 PNK PNK PNK WIRE PNK S-NET S-NET WIRE PNK WIRE S-NET S-NET B-CAN K-LINE IG KEY SW LG PNK 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 REAR OF ENGINE COMPT) VBU WARNING DRIVE CIRCUIT WHT WIRE YEL WIRE YEL/GRN WIRE