Honda Civic VII (2000-2003) multiplex control unit Wiring diagrams

7 13 HEADLIGHT SWITCH BLK WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE COMBINATION LIGHT SWITCH CRUISE CONTROL SYSTEM DIMMER SWITCH DRIVER'S DOOR SWITCH DRL CONTROL UNIT (UNDER LEFT SIDE OF DASH) FRONT PASSENGER'S DOOR SWITCH FUSE 10 FUSE 15 FUSE 17 FUSE 19 FUSE 2 FUSE 20 FUSE 7 GRN WIRE GRN/BLK WIRE GRN/WHT WIRE HEADLIGHT SYSTEM HEADLIGHTS RELAY 1 HEADLIGHTS RELAY 2 HORN RELAY HORN SYSTEM HOT AT ALL TIMES HOT IN ON OR START IGNITION KEY SWITCH IGNITION KEY SWITCH/ KEY LIGHT KEYLESS RECEIVER FUSE 1 (UNDER LEFT SIDE OF DASH) KEYLESS RECEIVER FUSE 2 (UNDER LEFT SIDE OF DASH) KEYLESS RECEIVER UNIT (UNDER MIDDLE OF DASH) LEFT HEADLIGHT LEFT REAR DOOR SWITCH (SEDAN) LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MULTIPLEX CONTROL UNIT ORG/ WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT HEADLIGHT RIGHT REAR DOOR SWITCH (SEDAN) SECURITY CONTROL UNIT (UNDER LEFT SIDE OF DASH) SECURITY LED TAILLIGHT RELAY TRUNK LATCH SWITCH UNDERDASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) UNDERHOOD FUSE/RELAY BOX (ON RIGHT SIDE OF ENGINE COMPARTMENT) W/ KEYLESS ENTRY ONLY WHT WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE

ANTI-THEFT SYSTEM BEEPER BLK WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED (OR GRN) WIRE BLU/RED WIRE BLU/WHT WIRE CANADA DOOR LOCKS SYSTEM DRIVER DR LOCK REMOTE IN DRIVER DR UNLK REMOTE IN ECM/PCM (BEHIND GLOVE BOX) EXTERIOR LIGHTS, CRUISE CONTROL SYSTEMS INTERIOR LIGHTS SYSTEM FUSE 10 FUSE 12 FUSE 16 FUSE 20 FUSE 3 FUSE 8 FUSE 9 FUSE 9 (UNDERHOOD) GROUND HORN RELAY FUSE 16 (UNDERHOOD) GAUGE ASSEMBLY GRN WIRE GRN/RED WIRE GRN/WHT WIRE GROUND DRIVER DOOR UNLOCK INPUT DRIVER DOOR LOCK INPUT GROUND SECURITY ALARM SYSTEM SECURITY ALARM SYSTEM HEADLIGHTS BRAKE SWITCH A/C PRESSURE SWITCH HEADLIGHTS HEADLIGHTS SYSTEM HEADLIGLHT SWITCH HOT AT ALL TIMES HOT IN ON HOT IN ON OR IGNITION KEY LIGHT IGNITION KEY SWITCH/ KEY LIGHT KEY SOLENOID OUTPUT KEY SWITCH INPUT LT GRN/RED WIRE MIST WIPER INPUT HEADLIGHTS HEADLIGHTS IMMOBILIZER MULTIPLEX BUS MULTIPLEX BUS PCM MULTIPLEX CONTROL UNIT ORG/ WIRE PARK PIN/SHIFT SWITCH SHIFT LOCK SOLENOID PARK PIN/SHIFT SWITCH RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SHIFT INTERLOCK SYSTEM SHIFT INTERLOCK SYSTEM ANTI-THEFT SYSTEM 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) WARNING SYSTEMS WASHER MOTOR WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WIPER INTERMITTENT INPUT IGNITION KEY INPUT WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM EXTERIOR, INTERIOR LIGHTS SYSTEMS WIPER/WASHER SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM AIR CONDITIONING SYSTEM YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE

+B BACKUP ABS MODULATOR CONTROL UNIT (LEFT SIDE OF ENGINE COMPARTMENT) AUDIO UNIT BLK WIRE BRN WIRE BRN/YEL WIRE COMMUNICATION ENGINE OR POWERTRAIN CONTROL MODULE (ECM/PCM) (BEHIND GLOVE BOX) FUSE 10 FUSE 9 GAUGE ASSEMBLY GRN/ORG WIRE GROUND GROUND GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IMMOBILIZER CONTROL UNIT (IN STEERING COLUMN COVER) INJECTOR CONTROL MODULE (UNDER FRONT PASSENGER'S SEAT) (GX ONLY) K LINE KEYLESS RECEIVER UNIT (EX ONLY) LT BLU WIRE MPCS CHECK GROUND MULTIPLEX CONTROL UNIT MULTIPLEX CONTROL UNIT SERVICE CHECK CONNECTOR RED WIRE SCS SEFMS BUS (METER) SENSOR GROUND SRS UNIT (UNDER MIDDLE OF DASH) UNDERDASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) UNDERHOOD FUSE/RELAY BOX (RIGHT SIDE OF ENGINE COMPARTMENT) WHT WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE

A/T A/T EXCEPT CVT BLK WIRE BLK/ORG WIRE BLU (OR NCA) WIRE BLU WIRE BLU/ORG WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CABLE REEL CLUTCH PEDAL POSITION SWITCH (UNDER LEFT SIDE OF DASH) COUPE LX, EX CRUISE CONTROL ACTUATOR (RIGHT SIDE OF ENGINE COMPT) CRUISE CONTROL MAIN SWITCH CRUISE CONTROL MAIN SWITCH LIGHT CRUISE CONTROL SET/RESUME CANCEL SWITCH CRUISE CONTROL UNIT (UNDER LEFT SIDE OF DASH) CRUISE INDICATOR CVT ECM/PCM (BEHIND GLOVE BOX) ENGINE CONTROLS SYSTEM EXCEPT CVT FUSE 10 FUSE 4 GRN WIRE GRN/RED WIRE GRY WIRE HORN RELAY HORNS SYSTEM HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT CLUSTER J/C LT BLU WIRE LT GRN (OR NCA) WIRE LT GRN WIRE LT GRN/BLK WIRE M/T MULTIPLEX CONTROL UNIT OFF ON INDICATOR ORG/ WIRE PNK WIRE RED WIRE SECURITY CONTROL UNIT CONNECTOR (UNDER LEFT SIDE OF DASH) STEERING WHEEL) TRANSMISSION RANGE SWITCH (TRANSMISSION HOUSING) UNDERDASH FUSE/RELAY BOX (BEHIND LEFT SIDE OF DASH) UNDERHOOD FUSE/RELAY BOX (RIGHT SIDE OF ENGINE COMPT) USA HX, SEDAN LX EX, GX VSS (TRANSMISSION HOUSING) WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE

BLK WIRE BLK/RED WIRE BLU WIRE COMBINATION LIGHT SWITCH FUSE 19 FUSE 2 FUSE 5 GAUGE ASSEMBLY GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HAZARD WARNING SWITCH HAZARD WARNING SWITCH LIGHT HEADLIGHT SWITCH HOT AT ALL TIMES HOT IN ON OR START LEFT LEFT FRONT PARKING/ TURN SIGNAL LIGHT LEFT PARKING LIGHT LEFT REAR TURN SIGNAL LIGHT LEFT TURN SIGNAL INDICATOR MULTIPLEX CONTROL UNIT OFF OFF PARK HEAD RED WIRE RED/BLK WIRE RED/YEL WIRE RIGHT RIGHT FRONT PARKING/ TURN SIGNAL LIGHT RIGHT PARKING LIGHT RIGHT REAR TURN SIGNAL LIGHT RIGHT TURN SIGNAL INDICATOR TAILLIGHT RELAY TO BRAKE LIGHT/ TAILLIGHTS TURN SIGNAL SWITCH TURN SIGNAL/ HAZARD RELAY UNDERDASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) UNDERHOOD FUSE/RELAY BOX (ON RIGHT SIDE OF ENGINE COMPARTMENT) WHT/BLK WIRE WHT/GRN WIRE YEL/BLK WIRE

A/C CLUTCH A/C COMPRESSOR A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH RELAY A/C COMPRESSOR THERMAL PROTECTOR A/C CONDENSER FAN MOTOR (FORWARD OF RADIATOR) A/C PRESSURE SWITCH (BEHIND LEFT SIDE OF A/C CONDENSER FAN) ACCESSORY A/C ACS BLK WIRE BLK/YEL WIRE BLOWER MOTOR RELAY BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE CONDENSER FAN RELAY ECM/PCM (BEHIND GLOVE BOX) FACTORY A/C FUSE 1 FUSE 12 FUSE 4 GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES MULTIPLEX CONTROL UNIT NCA WIRE RADIATOR FAN MOTOR (BEHIND RADIATOR) RADIATOR FAN RELAY RADIATOR FAN SWITCH (MIDDLE OF ENGINE) RED WIRE SEFMJ UNDERDASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) UNDERHOOD FUSE/RELAY BOX (RIGHT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE

A/T REVERSE RELAY AIR CONDITIONING SYSTEM ANT-THEFT SYSTEM ATPFWD ATPNP ATPR BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAIDED WIRE BRAKE PEDAL POSITION SWITCH (UNDER LEFT SIDE OF DASH) BRN WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CRS ILU FTP ELD PSPSW CRUISE CONTROL SYETM CRUISE CONTROL SYSTEM DIMMING CIRCUIT DLC (UNDER LEFT SIDE OF DASH) ECM/PCM (BEHIND GLOVE BOX) EX ONLY FUEL TANK PRESSURE SENSOR (UNDER LEFT SIDE OF FLOOR) FUSE 10 FUSE 17 GAUGE ASSEMBLY GRN WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES UNDER- DASH FUSE/ RELAY BOX HOT IN ON OR START IMMOBILIZER CONTROL UNIT- RECEIVER IMO FPR LSA- LC LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MIL IND MRLY MULTIPLEX CONTROL UNIT NCSG NC NMSG ORG/ WIRE PNK WIRE PSP SWITCH (LEFT SIDE OF ENG COMPT) RED WIRE RED/BLU WIRE RED/YEL WIRE SCS SHA NM LSB- SHB STARTER CUT RELAY TRANSMISSION RANGE SWITCH (TRANSMISSION HOUSING) UNDER- HOOD FUSE/ RELAY BOX FUSE 7 VSV BKSW K-LINE SEFMJ WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE

A/T REVERSE RELAY 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/RED WIRE BRN/YEL WIRE CRS ILU FTP ELD PSPSW CRUISE CONTROL SYETM CRUISE CONTROL SYSEMT CRUISE CONTROL SYSTEM CVT DRIVEN PULLEY SPEED SENSOR CVT SPEED CHANGE CVT SPEED SENSOR 1 DIMMING CIRCUIT DLC (UNDER LEFT SIDE OF DASH) 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 IMMOBILIZER CONTROL UNIT- RECEIVER IMO FPR INHSOL NDR SCLS (-) ATPS ATPR ATPL ATPNP 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 PNK WIRE PPL PPL 18 19 PRESSURE CVT PULLEY PRESSURE CVT START PSP SWITCH (LEFT SIDE OF ENG COMPT) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE SCS SOLENOID INHITOR STARTER CUT RELAY TFO BKSW K-LINE SEFMJ TRANSMISSION HOUSING) TRANSMISSION RANGE SWITCH (TRANSMISSION HOUSING) UNDER- DASH FUSE/ RELAY BOX UNDER- HOOD FUSE/ RELAY BOX 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

A/T REVERSE RELAY AIR CONDITIONING SYSTEM ANT-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/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CRS ILU FTP ELD PSPSW CRUISE CONTROL SYETM CRUISE CONTROL SYSTEM CVT DRIVEN PULLEY SPEED SENSOR CVT SPEED CHANGE CVT SPEED SENSOR 1 DIMMING CIRCUIT DLC (UNDER LEFT SIDE OF DASH) FUSE 10 FUSE 17 FUSE 7 GAUGE ASSEMBLY GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HLCLS (-) HOT AT ALL TIMES HOT IN ON OR START IMMOBILIZER CONTROL UNIT- RECEIVER IMO FPR INHSOL NDR SCLS (-) ATPS ATPR ATPL ATPNP 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 PCM (BEHIND GLOVE BOX) PNK WIRE PRESSURE CVT PULLEY PRESSURE CVT START PSP SWITCH (LEFT SIDE OF ENG COMPT) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE SCS SOLENOID INHITOR STARTER CUT RELAY TRANSMISSION HOUSING) TRANSMISSION RANGE SWITCH (TRANSMISSION HOUSING) UNDER- DASH FUSE/ RELAY BOX UNDER- HOOD FUSE/ RELAY BOX VSV BKSW K-LINE SEFMJ VSSOUT 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 BLK WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BRAKE PEDAL POSITION SWITCH (UNDER LEFT SIDE OF DASH) BRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL DIMMING CIRCUIT DLC (UNDER LEFT SIDE OF DASH) ECM (BEHIND GLOVE BOX) FTP ELD PSPSW FUEL TANK PRESSURE SENSOR (UNDER LEFT SIDE OF FLOOR) FUSE 10 FUSE 17 FUSE 7 GAUGE ASSEMBLY GRN/ORG WIRE GRN/RED WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN ON OR START IMMOBILIZER CONTROL UNIT- RECEIVER IMO FPR INSTRUMENT CLUSTER SYSTEMS J/C LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MIL IND MRLY AFSHTOR MULTIPLEX CONTROL UNIT ORG/ WIRE PNK WIRE PSP SWITCH (LEFT SIDE OF ENG COMPT) RED WIRE RED/BLU WIRE RED/YEL WIRE SCS UNDER- DASH FUSE/ RELAY BOX UNDER- HOOD FUSE/ RELAY BOX VSV BKSW K-LINE SEFMJ WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE