Honda Civic VII facelift (2003-2006) (under center of dash) Wiring diagrams

+B BACK UP 3 2 UNLOCK BLK WIRE BLU WIRE BLU/ORG WIRE BLU/WHT WIRE BRAIDED WIRE RX/TX SH GND BRN WIRE BRN/YEL WIRE CARLINK CARD READER (LEFT "C" PILLAR) CARLINK INTERFACE BOX (UNDER MIDDLE OF DASH) CELLULAR ANTENNA COMPUTER DATA LINES SYSTEM D/L REMOTE SW D/L REMOTE SW D/L REMOTE SW D/L REMOTE SW TXD/RXD DIM CONTROL + VSP FUEL UNIT DO RX IMMOBI CORD FR DOOR SW K-LINE GND DIM CONTROL - LED PW SIG GND RX/TX SH GND KEYLESS COM METER BUS DRIVER'S DOOR LOCK SWITCH ENGINE CONTROLS SYSTEM FR DOOR SW (DR) FUEL GAUGE SENDING UNIT FUEL TANK UNIT (ON TOP OF FUEL TANK) FUSE GAUGE ASSEMBLY GND GND GRN WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START HOUSING) IMMOBI CORD IMMOBILIZER CONTROL UNIT -RECEIVER (IN STEERING COLUMN COVER) INTERIOR LIGHTS SYSTEM CRUISE CONTROL SYSTEM JUNCTION CONNECTOR KEYLESS COM METER BUS LED LOCK LT BLU WIRE LT GRN WIRE LT GRN/RED WIRE MULTIPLEX CONTROL UNIT ORG/ WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE SIG GND STARTING/CHARGING SYSTEM STNOFF-OUT STS CNTL TRANSMISSION RANGE SWITCH (ON TRANSMISSION) UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) UNDER-HOOD FUSE FUSE/RELAY BOX (RIGHT SIDE OF ENGINE COMPT) WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

BLK WIRE BLU WIRE BLU/ORG WIRE CEILING LIGHT CEILING LIGHT/SPOTLIGHTS D/L SIL-CON SW DOOR LOCKS SYSTEM DRIVER'S DOOR LOCK KNOB SWITCH DRIVER'S DOOR SWITCH FR DOOR SWITCH FUSE 3 GRN WIRE GRN/RED WIRE HOT AT ALL TIMES IG KEY LT IGNITION KEY LIGHT IGNITION KEY SWITCH IGNITION KEY SWITCH/ KEY LIGHT INTR LT- KEY SW KEYLESS COM KEYLESS RECEIVER UNIT LT BLU WIRE LT GRN/RED WIRE MULTIPLEX CONTROL UNIT OFF OFF DOOR ON DOOR PASSENGER'S DOOR SWITCH REAR CEILING LIGHT RED WIRE RED/WHT WIRE SECURITY CONTROL UNIT CONNECTOR (OPTIONAL) (UNDER LEFT SIDE OF DASH) SPOTLIGHTS TRUNK LATCH SWITCH TRUNK LIGHT TRUNK SWITCH UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) UNDER-HOOD FUSE/RELAY BOX WHT/BLK WIRE WHT/BLU WIRE YEL/RED WIRE

+B BACK-UP +B DOOR LOCK HORN SW BLK WIRE BLU WIRE BLU/ORG WIRE CARLINK CARLINK INTERFACE BOX (UNDER MIDDLE OF DASH) COUPE COUPE, SEDAN DRIVER'S DOOR LOCK ACTUATOR DRIVER'S DOOR LOCK KNOB SWITCH DRIVER'S DOOR LOCK SWITCH DRIVER'S DOOR SWITCH EX, LX, GX EX, LX, GX KEY LESS CONNECTOR EXCEPT CARLINK EXTERIOR LIGHTS SYSTEM (HONDA ACCESSORY) FRONT PASSENGER'S OR PASSENGER'S DOOR LOCK ACTUATOR FRONT PASSENGER'S OR PASSENGER'S DOOR SWITCH FUSE 1 FUSE 10 FUSE 16 FUSE 2 FUSE 20 FUSE 9 GRN WIRE GRN/ WHT WIRE GRN/BLK WIRE GRN/WHT WIRE HONDA ACCESSORY HORNS SYSTEM HOT AT ALL TIMES HOT IN ON OR START IGNITION KEY SWITCH IGNITION KEY SWITCH/KEY LIGHT KEYLESS CUT (UNDER MIDDLE OF DASH) KEYLESS RECEIVER FUSE 1 (UNDER LEFT SIDE OF DASH) KEYLESS RECEIVER FUSE 2 (UNDER LEFT SIDE OF DASH) KEYLESS RECEIVER UNIT (UNDER CENTER OF DASH) LEFT REAR DOOR LOCK ACTUATOR (SEDAN) LEFT REAR DOOR SWITCH (SEDAN) LOCK LT GRN RED/ WIRE LT GRN WIRE LT GRN/RED WIRE METER MULTIPLEX CONTROL UNIT ORG/ WIRE RED WIRE RED/WHT WIRE RIGHT REAR DOOR LOCK ACTUATOR (SEDAN) RIGHT REAR DOOR SWITCH (SEDAN) SEDAN SWITCH (MIDDLE OF TRUNK LID) TRUNK LATCH TRUNK LIGHT UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) UNDER-HOOD FUSE/RELAY BOX (RIGHT SIDE OF ENGINE COMPT) UNLOCK UNLOCK UNLOCK WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WIPER/WASHER SYSTEM (HONDA ACCESSORY) YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

A/C CONDENSER FAN MOTOR ACCESSORY POWER SOCKET BLK WIRE BLOWER POWER TRANSISTOR BLU WIRE CLUTCH INTERLOCK SWITCH CLUTCH PEDAL POSITION SWITCH COMBINATION LIGHT SWITCH COUPE DX, HX DRIVER'S SEAT BELT SWITCH FRONT PASSENGER'S SEAT BELT SWITCH FUEL GAUGE SENDING UNIT FUEL PUMP HEATER CONTROL PANEL HIGH MOUNT BRAKE LIGHT IGNITION KEY SWITCH/KEY LIGHT KEYLESS RECEIVER UNIT LEFT BACK-UP LIGHT LEFT BRAKE LIGHT/ TAILLIGHT LEFT FOG LIGHT LEFT FRONT IMPACT SENSOR LEFT REAR TURN SIGNAL LIGHT RIGHT BRAKE LIGHT/ TAILLIGHT LICENSE PLATE LIGHT M/T MES CONNECTOR MULTIPLEX CONTROL UNIT OPTIONAL RED WIRE RED/BLK WIRE RIGHT FOG LIGHT RIGHT FRONT IMPACT SENSOR RIGHT REAR TURN SIGNAL LIGHT SECURITY CONTROL UNIT CONNECTOR (OPTIONAL) SECURITY LED SECURITY LED CONNECTOR (HONDA ACCESSORY) SRS UNIT TRUNK LATCH SWITCH W/ ACCESSORY REAR SPOILER W/O ACCESSORY REAR SPOILER WIPER/ WASHER SWITCH

AUDIO UNIT BATTERY BLK WIRE BRAIDED WIRE BRAIDED WIRE BRAIDED WIRE BRN WIRE CKP SENSOR IAC VALVE CMP SENSOR ECM CVT DATA LINK CONNECTOR EGR VALVE/ EGR VALVE POSITION SENSOR ENGINE FRONT IGNITION COIL 1 FRONT IGNITION COIL 2 FRONT IGNITION COIL 3 FRONT IGNITION COIL 4 REAR IGNITION COIL 1 REAR IGNITION COIL 2 JUNCTION JUNCTION CONNECTOR KNOCK SENSOR SHIELD MCM SHIELD M/T MCM MCM SHIELD MPI MODULE NEUTRAL POSITION SWITCH REAR IGNITION COIL 3 REAR IGNITION COIL 4 REAR WINDOW DEFOGGER RED/WHT WIRE SHIELD TRANSMISSION TRANSMISSION RANGE SWITCH VTEC SOLENOID VALVE YEL WIRE

ACCESSORY POWER SOCKET BLK WIRE BLOWER POWER TRANSISTOR BLU WIRE BRN WIRE BYPASS CONTACTOR CLIMATE CONTROL UNIT COMBINATION LIGHT SWITCH CVT DC-DC CONVERTER DRIVER'S SEAT BELT SWITCH EPS CONTROL UNIT FRONT PASSENGER'S SEAT BELT SWITCH FUEL PUMP FUEL TANK UNIT GRY WIRE HIGH VOLTAGE CONTACTOR IGNITION KEY SWITCH/KEY LIGHT IPU MODULE FAN JUNCTION CONNECTOR KEYLESS RECEIVER UNIT LEFT BACK-UP LIGHT LEFT BRAKE LIGHT/ TAILLIGHT RIGHT BRAKE LIGHT/ TAILLIGHT LEFT FRONT IMPACT SENSOR LEFT INNER TAILLIGHT RIGHT INNER TAILLIGHT LEFT REAR TURN SIGNAL LIGHT LICENSE PLATE LIGHT LICENSE PLATE LIGHT MCM MES CONNECTOR RIGHT BACK-UP LIGHT RIGHT FRONT IMPACT SENSOR RIGHT REAR TURN SIGNAL LIGHT HIGH MOUNT BRAKE LIGHT SECURITY CONTROL UNIT CONNECTOR (OPTIONAL) SRS UNIT TRUNK LATCH SWITCH WHT WIRE WIPER/ WASHER SWITCH

BLK WIRE BLK/YEL WIRE BLU WIRE DEFOGGER DEFOGGER SWITCH GRN WIRE HOT IN ON FUSE 14 LEFT LEFT POWER MIRROR LEFT UP RIGHT DOWN SWITCH 3 LEFT/ RIGHT MOTOR UP/ DOWN MOTOR ORG/ WIRE POWER MIRROR SWITCH POWER MIRROR SWITCH LIGHT RED WIRE RIGHT RIGHT DOWN LEFT UP RIGHT UP LEFT DN SWITCH 2 SWITCH 1 RIGHT LEFT RIGHT POWER MIRROR UNDERDASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) WHT WIRE YEL WIRE

+B BACKUP ANTENNA IN AUDIO UNIT BLK WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CD CHANGER (IF EQUIPPED) DRIVER'S DOOR SPEAKER FRONT PASSENGER'S DOOR SPEAKER FUSE 8 FUSE 9 GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ACC OR ON LEFT REAR SPEAKER LT GRN WIRE MAST ANTENNA MULTIPLEX CONTROL UNIT NCA WIRE PNK WIRE RED WIRE RED/BLK WIRE RIGHT REAR SPEAKER RR + LR + RF + LF + ILLUM + BATTERY IN RR - LR - RF - LF - ILLUM - GROUND SW IGN UNDERDASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) UNDERHOOD FUSE/RELAY BOX (ON LEFT SIDE OF ENGINE COMPARTMENT) WHT WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE

6 1 DLC (UNDER CENTER OF DASH) BLK (OR BLU) WIRE BLK WIRE BLK/YEL (OR BLU) WIRE BLK/YEL WIRE BLU WIRE BLU/BLK (OR BLU) WIRE BLU/RED (OR BLU) WIRE BLU/RED WIRE BLU/YEL (OR BLU) WIRE BRN WIRE BRN/YEL (OR GRN) WIRE BUCK- LED CABLE REEL COMPUTER DATA LINES SYSTEM DRIVER BELT SW DRIVER'S AIR BAG FIRST, SECOND INFLATORS DRIVER'S SEAT BELT BUCKLE TENSIONER (UNDER DRIVER'S SEAT) DRIVER'S SIDE AIRBAG INFLATOR (W/ SIDE AIR BAG) (UNDER DRIVER'S SEAT) DRIVER'S SIDE IMPACT SENSOR (W/ SIDE AIR BAG) (NEAR BASE OF LEFT "B" PILLAR) DRIVER'S UN- BUCK LED SEAT BELT SWITCH (UNDER DRIVER'S SEAT) FRSR IGN IN IGN IN FUSE 13 FUSE 17 GRN (OR BLU) WIRE GRN WIRE GRN/BLK (OR BLU) WIRE GRN/BLK (OR GRN) WIRE GRN/BLK WIRE GRN/ORG (OR GRN) WIRE GRN/RED (OR BLU) WIRE GRN/RED (OR GRN) WIRE GRN/RED WIRE GRN/WHT (OR BLU) WIRE GRN/WHT WIRE GRN/YEL (OR BLU) WIRE GRN/YEL (OR GRN) WIRE GRN/YEL WIRE GRY WIRE GRY/RED (OR GRN) WIRE HOT IN ON OR START LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED (OR GRN) WIRE MES CON DIAG-H BSPL BSDL SRS IND SCS BSPH BSDH MES CONNECTOR (UNDER LEFT SIDE OF DASH) MULTIPLEX CONTROL UNIT ORG/ WIRE PNK (OR BLU) WIRE PNK WIRE PNK/BLU (OR GRN) WIRE RED (OR BLU) WIRE RED WIRE RED/BLK (OR BLU) WIRE RED/BLU (OR BLU) WIRE RED/BLU WIRE RED/WHT (OR BLU) WIRE RED/YEL (OR BLU) WIRE SBDC SBPC ODUS SDG SPG SSDH SSPH SHORT CONTACT SPLC SPRC FRSL GND 1 GND 2 SPLH SPRH SRS UNIT (UNDER CENTER OF DASH) SSDC SSPC SDV SPV SBDH SBPH STEERING WHEEL) UN- BUCK- LED UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) WHT WIRE WHT/BLK (OR GRN) WIRE WHT/BLK WIRE WHT/BLU (OR GRN) WIRE WHT/BLU WIRE WHT/GRN (OR GRN) WIRE WHT/GRN WIRE WHT/RED (OR GRN) WIRE WHT/RED WIRE YEL (OR BLU) WIRE YEL WIRE

BLK (OR BLU) WIRE BLK (OR BRN) WIRE BLK (OR GRN OR BLU) WIRE BLK WIRE BLU WIRE BLU/BLK (OR BLU) WIRE BLU/RED (OR BLU) WIRE BLU/YEL (OR BLU) WIRE DRIVER'S SEAT BELT TENSIONER (LEFT "B" PILLAR) FRONT PASSENGER'S (OR PASSENGER'S SEAT BELT TENSIONER) FUSE 10 FUSE 9 GAUGE ASSEMBLY GRN (OR BLU) WIRE GRN (OR BRN OR BLU) WIRE GRN WIRE GRY WIRE HOT IN ON OR START HX, LX, EX EXCEPT HX, LX, EX LEFT FRONT IMPACT SENSOR (BEHIND LEFT SIDE OF FRONT BUMPER) LOWER ELEMENT (LOWER 4 SENSORS IN SEAT BACK) ODUS GND OPDS SENSOR (W/ SIDE AIR BAG) OPDS UNIT (W/ SIDE AIR BAG) (IN FRONT PASSENGER SEAT) PNK WIRE RED (OR BLU) WIRE RED (OR GRN OR BLU OR BRN) WIRE RED WIRE RED/BLK (OR BLU) WIRE RED/BLK (OR GRN OR BLU) WIRE RED/BLK WIRE RED/BLU (OR BLU) WIRE RED/BLU WIRE RED/WHT (OR BLU) WIRE RED/WHT WIRE RED/YEL (OR BLU) WIRE RED/YEL WIRE RIGHT FRONT IMPACT SENSOR (BEHIND RIGHT SIDE OF FRONT BUMPER) SHORT CONTACT SIDE AIRBAG CUT-OFF INDICATOR SIDE ELEMENT (RIGHT SIDE OF SEAT BACK) SRS INDICATOR SRS INDICATOR CIRCUIT UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) UPPER ELEMENT (UPPER 2 SENSORS IN SEAT BACK) WHT WIRE WHT/RED WIRE WRN POW YEL (OR BLU) WIRE YEL WIRE