Honda Civic VII facelift (2003-2006) computer data lines system Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 RRS- RRS+ ABS INDICATOR CIRCUIT ABS INDICATOR LIGHT ABS MODULATOR CONTROL UNIT (RIGHT SIDE OF ENGINE COMPT) BLK WIRE BLK/ORG WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BRAKE PEDAL POSITION SWITCH (UNDER LEFT SIDE OF DASH) BRAKE SW IN IGN INPUT GROUND B+ B+ GROUND ABS INDIC EBD BRN WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DLC INPUT/OUT DLC INPUT/OUT EBD FRS- FRS+ FLS- FLS+ RLS- RLS+ FUSE 10 FUSE 11 FUSE 7 FUSE 8 GAUGE ASSEMBLY GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE GX EX HOT AT ALL TIMES HOT IN ON HOT IN ON OR START LEFT FRONT WHEEL SPEED SENSOR (AT LEFT FRONT WHEEL) LEFT REAR WHEEL SPEED SENSOR (AT LEFT REAR WHEEL) (AT LEFT SIDE OF ENGINE COMPT) LT BLU WIRE MULTIPLEX CONTROL UNIT ORG/ WIRE RED WIRE RIGHT FRONT WHEEL SPEED SENSOR (AT RIGHT FRONT WHEEL) RIGHT REAR WHEEL SPEED SENSOR (AT RIGHT REAR WHEEL) UNDERDASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) UNDERHOOD FUSE/RELAY BOX (RIGHT SIDE OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE

ABS INDICATOR ABS INDICATOR CIRCUIT ABS MODULATOR CONTROL UNIT (RIGHT SIDE OF ENGINE COMPT) BLK WIRE BLK/ORG WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BRAKE PEDAL POSITION SWITCH (UNDER LEFT SIDE OF DASH) BRN WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM EBD FUSE 10 FUSE 11 FUSE 7 FUSE 10 FUSE 8 GAUGE ASSEMBLY GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GROUND GROUND GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ON HOT IN ON OR START LEFT FRONT WHEEL SPEED SENSOR (AT LEFT FRONT WHEEL) LEFT REAR WHEEL SPEED SENSOR (AT LEFT REAR WHEEL) LT GRN/RED WIRE MCM (BEHIND GLOVE BOX) MULTIPLEX CONTROL UNIT ORG/ WIRE RED WIRE RIGHT FRONT WHEEL SPEED SENSOR (AT RIGHT FRONT WHEEL) RIGHT REAR WHEEL SPEED SENSOR (AT RIGHT REAR WHEEL) 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/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE

+BAT PG BLK WIRE BLU WIRE BLU/ORG WIRE BLU/WHT WIRE BOX (UNDER LEFT SIDE OF DASH) BRN WIRE COMPUTER DATA LINES SYSTEM DRIVING CIRCUIT (VSS OUT) ENGINE CONTROL MODULE (ECM) (BEHIND GLOVE BOX) EPS CONTROL UNIT (UNDER RIGHT SIDE OF DASH) EPS INDICATOR EPS MOTOR (REAR OF ENGINE COMPT) EPS TORQUE SENSOR (LEFT SIDE OF ENGINE COMPT) EPSLD FUSE 10 FUSE 18 GAUGE ASSEMBLY GRN WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START LT GRN WIRE LT GRN/BLK WIRE NEP NEP DIAG-H ORG/ WIRE PNK T/S GND WIRE PSW RED WIRE TACHOMETER TEST CONNECTOR (RIGHT SIDE OF ENGINE COMPT) TSIG UNDERDASH FUSE/RELAY UNDERDASH FUSE/RELAY BOX UNDERDASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) UNDERHOOD FUSE BOX (RIGHT SIDE OF ENGINE COMPT) VSS VSS (ON TRANS- AXLE HOUSING) WHT WIRE WHT/BLU WIRE WLP VSP SCS YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/RED WIRE

+BAT PG AIR CONDITIONING SYSTEM BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/WHT WIRE BOX (UNDER LEFT SIDE OF DASH) BRN WIRE CARLINK INTREFACE BOX (UNDER MIDDLE OF DASH) CLUTCH INTERLOCK SWITCH (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CVT CVT M/T ENGINE CONTROL MODULE (ECM) (BEHIND GLOVE BOX) EPS CONTROL UNIT (UNDER RIGHT SIDE OF DASH) EPS INDICATOR EPS MOTOR (MIDDLE OF ENGINE COMPT) EPS TORQUE SENSOR (REAR CENTER OF ENGINE COMPT) FUSE 10 FUSE 18 GAUGE ASSEMBLY GRN WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START JUNCTION JUNCTION CONNECTOR LT GRN WIRE LT LT M/T MULTIPLEX CONTROL UNIT NEP DIAG-H NEUTRAL POSITION SWITCH (ON TRANSAXLE HOUSING) ORG/ WIRE PNK T/S GND WIRE RED WIRE RED/BLK WIRE T/SIG CVT: ATP NP, M/T: CL SW T/SIG T/S GND PNK WIRE TCM (CVT) (BEHIND RIGHT KICK PANEL) TEST TACHOMETER CONNECTOR (LEFT SIDE OF ENGINE COMPT) TRANSMISSION RANGE SWITCH (ON TRANSAXLE HOUSING) UNDERDASH FUSE/RELAY UNDERDASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) UNDERHOOD FUSE/RELAY BOX (ON LEFT SIDE OF ENGINE COMPARTMENT) WHT WIRE WHT/BLU WIRE WLP VSP SCS SCS YEL WIRE YEL/BLK WIRE YEL/BLU 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

AIR CONDI- TIONING SYSTEM ANTI-THEFT SYSTEM ATPFWD BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE PEDAL POSITION SWITCH (UNDER LEFT SIDE OF DASH) BRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CRS ILU CRUISE CONTROL SYSTEM CVT DRIVEN PULLEY SPEED SENSOR CVT SPEED CHANGE CVT SPEED SENSOR 1 DIMMING CIRCUIT DLC (UNDER CENTER OF DASH) DRIVE CIRCUIT ELD PSPSW FUSE 10 FUSE 17 GAUGE ASSEMBLY GRN WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HLCLS (-) HOT AT ALL TIMES HOT IN ON OR START IMO FPR INHSOL NDR SCLS (-) ATPS ATPR ATPL ATPNP J/C LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MIL IND MRLY MULTIPLEX CONTROL UNIT NCSG NDN SHLS (-) ORG/ WIRE PCM (BEHIND GLOVE BOX) PFO STSWC TFO BKSW K-LINE SEFMJ VSSOUT NEP IMOCD PNK WIRE PPL PPL 18 19 PRESSURE CVT PULLEY PRESSURE CVT START PSP SWITCH (LEFT SIDE OF ENGINE COMPT) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SCS WEN MIL SOLENOID INHIBITOR STARTING/ CHARGING SYSTEM TRANSMISSION RANGE SWITCH (ON TRANSMISSION HOUSING) UNDER-DASH FUSE/ RELAY BOX (UNDER LEFT SIDE OF DASH) UNDER-HOOD FUSE/RELAY BOX (RIGHT SIDE OF ENGINE COMPT) FUSE 7 WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE

AIR CONDITIONING SYSTEM ANTI-THEFT SYSTEM ATPFWD BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE PEDAL POSITION SWITCH (UNDER LEFT SIDE OF DASH) BRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CRS ILU FTP ELD PSPSW CRUISE CONTROL SYSTEM CVT DRIVEN PULLEY SPEED SENSOR CVT SPEED CHANGE CVT SPEED SENSOR 1 DIMMING CIRCUIT DLC (UNDER CENTER OF DASH) DRIVE CIRCUIT ECM/PCM (BEHIND GLOVE BOX) ENGINE COMPT) FUSE 10 FUSE 17 GAUGE ASSEMBLY GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HLCLS (-) HOT AT ALL TIMES HOT IN ON OR START HOUSING) CVT CONTROL VALVES, INHIBITOR SOLENOID ASSEMBLY IMO FPR LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MIL IND MRLY AFSHTOR MULTIPLEX CONTROL UNIT NCSG NDN SHLS (-) ORG/ WIRE PG INHSOL NDR SCLS (-) ATPS ATPR ATPL ATPNP PNK WIRE PRESSURE CVT PULLEY PRESSURE CVT START PSP SWITCH (LEFT SIDE OF ENGINE COMPT) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SCS WEN MIL SOLENOID INHIBITOR STARTING/ CHARGING SYSTEM TRANSMISSION RANGE SWITCH (ON TRANSMISSION HOUSING) UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) UNDER-HOOD FUSE/RELAY BOX (RIGHT SIDE OF FUSE 7 VSV BKSW K-LINE SEFMJ VSSOUT NEP IMOCD WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE

ANTI-LOCK BRAKES SYSTEM COMPUTER DATA LINES SYSTEM BATTERY CURRENT SENSOR (BEHIND RIGHT SIDE OF DASH) BLK LT GRN/ WIRE BLK WIRE BLK/ORG WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BRAIDED BRAIDED BRAIDED BRAIDED BRN WIRE BRN/YEL WIRE CHARGE IND COMPUTER DATA LINES SYSTEM FUSE 10 FUSE 16 BOX (UNDER LEFT SIDE OF DASH) FUSE 2 FUSE 9 BOX (ON LEFT SIDE OF ENGINE COMPT) GAUGE ASSEMBLY GRN WIRE GRN/BLK WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ON OR START IMA IND IMA SYS IPU FAN MODULE IPUA ISOC LT GRN WIRE LT GRN/RED WIRE M/T MCM (BEHIND GLOVE BOX) MPI MODULE (BEHIND RIGHT SIDE OF DASH) NCA WIRE PNK PNK PNK PNK WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PRE CNT IGHLD VBU PWR RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SCS IPU A MOTA RSCD SIDE OF ENGINE COMPT) UL UH SGCMB SGCMA UNDERDASH FUSE/RELAY UNDERDASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) UNDERHOOD FUSE/RELAY UNDERHOOD FUSE/RELAY BOX (ON LEFT VL VH SGCMC CMB CMA VCCCMA WARN FANCTL DVCT DVINH NFAN WEN CYLOUT ABSBUSY K-LINE MOTB WHT WIRE WHT/BLU WIRE WHT/RED WIRE WL WH CMC VCCCMC VCCCMB YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE