Honda Civic GA (1998-2002) integrated control unit Wiring diagrams

ALARM IN BATTERY IGNITION ALARM IN GROUND SECURITY LED CTRL IGN KEY SW INPUT BLK WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM (CANADA) DOOR LOCKS, WARNING SYSTEM DRIVER'S DOOR SWITCH FRONT PASSENGER'S DOOR SWITCH FUSE 3 FUSE 48 HEADLIGHT FUSE 6 GRN WIRE GRN/ORG WIRE GRN/WHT WIRE GRY WIRE HORNS SYSTEM STARTING/CHARGING SYSTEM HOT AT ALL TIMES HOT IN ON OR START IGNITION KEY SWITCH (CLOSED WITH KEY IN IGNITION) INSTRUMENT CLUSTER SYSTEM INTEGRATED CONTROL UNIT INTERIOR, EXTERIOR LIGHTS SYSTEMS KEYLESS DOOR LOCK CONTROL UNIT (USA) (BEHIND LEFT KICK PANEL) LEFT REAR DOOR SWITCH (SEDAN) LIGHT FLASH CTRL HORN CONTROL STARTER CUT OUTPUT LIGHT FLASHER RELAY (BEHIND LEFT SIDE OF DASH, TAPED TO HARNESS) LT GRN WIRE LT GRN/RED WIRE NCA WIRE ORG/ WIRE RED WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR DOOR SWITCH (SEDAN) SECURITY CONTROL UNIT (BEHIND RADIO) SECURITY LED SET- STEERING LOCK TRUNK LATCH SWITCH (ON CENTER OF END PANEL, IN TRUNK) UNDERDASH FUSE/RELAY BOX (BEHIND LEFT SIDE OF DASH) UNDERHOOD FUSE/RELAY BOX (ON RIGHT REAR CORNER OF ENGINE COMPARTMENT) UNSET VALET SW INPUT LOCK OUTPUT DRVR DOOR UNLCK OUT UNLOCK OUTPUT VALET SWITCH WHT WIRE YEL WIRE YEL/BLU WIRE

1999-00 BATTERY IGNITION BLK WIRE BLK/YEL WIRE BLU (OR BLU/YEL) WIRE BLU (OR WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE COUPE, SEDAN DOOR OPEN INPUT TRUNK SW INPUT DRIVER'S DOOR SWITCH FRONT PASSENGER'S DOOR SWITCH FUSE 48 HEADLIGHT FUSE 54 OPTION GRN WIRE GROUND SECURITY IND CTRL IGN KEY SW INPUT GRY WIRE HATCH LATCH SWITCH (ON BOTTOM INSIDE OF HATCH) HATCHBACK HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS HORNS SYSTEM HOT AT ALL TIMES IGNITION KEY SWITCH IGNITION SWITCH INSTRUMENT CLUSTER SYSTEM INTEGRATED CONTROL UNIT LEFT REAR DOOR SWITCH (SEDAN) LIGHT FLASH CTRL HORN CTRL STARTER CUT OUTPUT LIGHT FLASHER RELAY (BEHIND LEFT SIDE OF DASH, TAPED TO HARNESS) LOCK LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE NCA WIRE RED WIRE RED/GRN WIRE RIGHT REAR DOOR SWITCH (SEDAN) (CENTER OF REAR SHELF) SECURITY CONTROL UNIT (BEHIND RADIO) SECURITY IN-LINE FUSE HOLDER (BEHIND LEFT SIDE OF DASH, TAPED TO HARNESS) SECURITY IND CTRL VALET SW SECURITY LED STARTING/CHARGING SYSTEM STEERING LOCK TRUNK LATCH SWITCH (ON CENTER OF END PANEL, IN TRUNK) UNDERDASH FUSE/RELAY BOX (BEHIND LEFT SIDE OF DASH) UNDERHOOD FUSE/RELAY BOX (ON RIGHT REAR CORNER OF ENGINE COMPARTMENT) VALET SWITCH (1999-00) WARNING SYSTEMS WHT WIRE YEL WIRE

3 3 (CANADA) (USA) 2 1 ALTERNATOR ALTERNATOR SP SENSOR FUSE 15 BATTERY BATTERY FUSE 41 BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE CHARGING SYSTEM INDICATOR ELD IN- PUT ALT OUTPUT SIG ALT FR SIG ELECTRICAL LOAD DETECTOR (ELD) UNIT (USA ONLY) ENGINE/POWERTRAIN CONTROL MODULE (ECM/PCM) (BEHIND RIGHT KICK PANEL) GAUGE ASSEMBLY GRN WIRE GRN/RED WIRE GROUND HOT IN ON OR START IGNITION INPUT INTEGRATED CONTROL UNIT LOAD OUTPUT RED WIRE STARTER SOLENOID UNDER- DASH FUSE/ RELAY BOX (BEHIND LEFT SIDE OF DASH) UNDERHOOD ABS FUSE/RELAY BOX UNDERHOOD FUSE/RELAY BOX (RIGHT REAR CORNER OF ENGINE COMPT) USA ONLY WHT WIRE YEL WIRE

1996-98 SEDAN W/O MOONROOF 1996-98 USA: CX, DX, CANADA 1996-98 USA: LX, EX,, HX 1998 GX 1999-00 ANTI-THEFT SYSTEM (OPTIONAL) BLK WIRE BLU/BLK WIRE CEILING LIGHT COUPE, SEDAN DOOR LOCKS SYSTEM DOOR ON DOOR OPEN INPUT DRIVER'S DOOR SWITCH EXCEPT 1996-98 SEDAN W/O MOONROOF GRN WIRE HATCHBACK HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM INTEGRATED CONTROL UNIT INTERIOR LIGHTS FUSE 43 KEYLESS DOOR LOCK CONTROL UNIT DOOR OPEN OUTPUT LEFT REAR DOOR SWITCH (SEDAN) LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE NOT USED OFF PASS- ENGER'S DOOR SWITCH RED WIRE RIGHT REAR DOOR SWITCH (SEDAN) SEDAN SPOTLIGHTS STEREO RADIO TUNER KEYLESS RECEIVER UNIT DOOR OPEN OUTPUT TRUNK LATCH SWITCH TRUNK LIGHT UNDERDASH FUSE/RELAY BOX W/ SPOTLIGHTS WHT/RED WIRE

A/T A/T ABS ACCESSORY CONNECTOR AUDIO UNIT BLK WIRE BLU WIRE BRAKE FLUID LEVEL SWITCH CANADA CLUTCH INTERLOCK SWITCH CLUTCH SWITCH COMBINATION WIPER SWITCH CONDENSER FAN MOTOR CRUISE CONTROL MAIN SWITCH CRUISE CONTROL UNIT DASH LIGHTS BRIGHTNESS CONTROLLER DATA LINK CONNECTOR (DLC) (PARTIAL) DAYTIME RUNNING LIGHTS (DRL) CONTROL UNIT DRIVER'S DOOR LOCK SWITCH DRIVER'S DOOR LOCK ACTUATOR DRIVER'S SEAT BELT SWITCH FUEL PUMP DRIVER'S WINDOW MOTOR FROM FUEL TANK UNIT GAUGE ASSEMBLY GRN WIRE GRY WIRE HATCHBACK INTEGRATED CONTROL UNIT INTERLOCK CONTROL UNIT KEYLESS DOOR LOCK CONTROL UNIT LEFT MIRROR M/T M/T: W/CRUISE, VTEC-E W/M/T MOON ROOF CLOSE RELAY MOON ROOF OPEN RELAY MOON- ROOF SWITCH PARKING PIN SWITCH POWER DOOR LOCK CONTROL UNIT POWER MIRROR SWITCH POWER WINDOW MASTER SWITCH POWER WINDOW RELAY REAR WINDOW DEFOGGER REAR WINDOW DEFOGGER RELAY RIGHT MIRROR SECURITY CONTROL UNIT SRS UNIT STEERING LOCK TURN SIGNAL/ HAZARD RELAY UNDERDASH FUSE/RELAY BOX (BEHIND LEFT SIDE OF DASH) W/ MIRROR DEFOGGER W/CRUISE CONTROL OR SHIFT-UP INDICATOR W/KEYLESS ENTRY W/REAR WIPER WHT WIRE WINDSHIELD WIPER MOTOR

A/T GEAR POSITION SWITCH (BELOW CENTER CONSOLE, RIGHT SIDE OF GEAR SELECTOR) A/T M/T ALL EXCEPT BLK WIRE BLK/BLU WIRE BLU WIRE BLU/ WHT WIRE BLU/WHT WIRE BRAKE FLUID LEVEL SWITCH (IN BRAKE FLUID RESERVOIR) CANADA CVT DAYTIME RUNNING LIGHTS (DRL) CONTROL UNIT (BEHIND LEFT SIDE OF DASH) DISTRIBUTOR ASSEMBLY (ON REAR OF CYLINDER HEAD) ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE SENDING UNIT (ON REAR OF CYLINDER HEAD) EXCEPT CVT GRN WIRE GRN/BLU WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE IGNITION CONTROL MODULE ENGINE SPEED OUTPUT INTEGRATED CONTROL UNIT PARKING BRAKE SWITCH PARKING BRAKE SWITCH RED WIRE TRANS- MISSIONS SYSTEM UNDERDASH FUSE/RELAY BOX (BEHIND LEFT SIDE OF DASH) USA W/ M/T WHT WIRE WHT/ BLU WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

1995 VFTC 2 (SEDAN) 1 A/T ALTERNATOR AUDIO UNIT BATTERY BLK WIRE BLK/WHT WIRE BLOWER MOTOR RELAY CANADIAN MODELS CEILING LIGHT COMBINATION LIGHT SWITCH CONDENSER FAN RELAY CONNECTOR (OPTION) CONTACT CONTACT CONTACT DATA LINK CONNECTOR (DLC) (PARTIAL) DAYTIME RUNNING LIGHTS (DRL) CONTROL UNIT FROM UNDERHOOD FUSE/RELAY BOX (FUSE 48 FUSE 1 (NOT USED) FUSE 2 (NOT USED) FUSE 20 RUNNING LIGHT FUSE 33 INTERLOCK UNIT FUSE 41 BATTERY FUSE 42 FUSE 43 INTERIOR LIGHT ELECTRICAL LOAD DETECTOR (ELD) UNIT FUSE 44 FI E/M FUSE 46 POWER WINDOW FUSE 47 BACK UP FUSE 48 HEADLIGHT FUSE 50 REAR DEFOGGER FUSE 51 DOOR LOCK UNIT, ROOF FUSE 54 OPTION FUSE 55 HEATER MOTOR (DIAGRAM 1 OF 3) FUSE 56 CONDENSER FAN FUSE 57 COOLING FAN FUSE 6 GRN/ WHT WIRE HEATER CONTROL PANEL INTEGRATED CONTROL UNIT MOON ROOF CLOSE RELAY MOON ROOF OPEN RELAY NOT USED PGM-FI MAIN RELAY POWER DOOR LOCK CONTROL UNIT KEYLESS DOOR LOCK CONTROL UNIT POWER WINDOW RELAY POWERTRAIN CONTROL MODULE (PCM) OR ENGINE CONTROL MODULE (ECM) RADIATOR FAN RELAY A/C COMPRESSOR CLUTCH RELAY REAR WINDOW DEFOGGER RELAY RED/ WHT WIRE SECURITY CONTROL UNIT SECURITY SYSTEM CONNECTOR (OPTION) SECURITY SYSTEM CONNECTOR (OPTION) SPOT- LIGHTS STARTER STARTER SOLENOID STEERING LOCK TO IGNITION SWITCH (DIAGRAM 2 OF 3) TO UNDERHOOD ABS FUSE/RELAY BOX (DIAGRAM 3 OF 3) TO UNDERHOOD FUSE/RELAY BOX TRUNK LIGHT UNDERDASH FUSE/RELAY BOX (BEHIND LEFT SIDE OF DASH) UNDERHOOD FUSE/RELAY BOX (ON RIGHT REAR CORNER OF ENGINE COMPARTMENT) US MODELS: LX, EX, HX, DX-V,, SI CANADIAN MODELS: EX, SI W/O KEYLESS ENTRY W/ KEYLESS ENTRY WHT RED/ WIRE WHT WIRE WHT/ BLK WIRE WHT/ BLU WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE

15 OR 6 2 4 (W/O CRUISE) (W/ CRUISE) A/T A/T GEAR POSITION SWITCH ABS CONTROL UNIT ABS PUMP MOTOR RELAY CONTACT BACK-UP LIGHT SWITCH BRAKE SWITCH COIL COMBINATION WIPER SWITCH CONTACT FROM BATTERY (DIAGRAM 1 OF 3) FROM UNDERDASH FUSE/RELAY BOX (DIAGRAM 2 OF 3) FUSE 19 BACK-UP LIGHTS FUSE 23 SRS FUSE 24 (P/W RELAY) (S/R RELAY) FUSE 25 METER FUSE 26 FR WIPER FR WASHER FUSE 52 HORN, STOP LT FUSE 53 HAZARD FUSE 61 PUMP MOTOR FUSE 62 ABS +B GAUGE ASSEMBLY GRN/BLK WIRE GRN/ORG WIRE GRY (OR GRN) WIRE HAZARD WARNING SWITCH HORN RELAY INTEGRATED CONTROL UNIT INTERLOCK CONTROL UNIT M/T MOON ROOF CLOSE RELAY MOON ROOF OPEN RELAY POWER WINDOW RELAY SHIFT LOCK SOLENOID SRS UNIT UNDERHOOD ABS FUSE/RELAY BOX (ON RIGHT SIDE OF ENGINE COMPARTMENT) UNDERHOOD FUSE/RELAY BOX (ON RIGHT REAR CORNER OF ENGINE COMPARTMENT) W/ABS W/CRUISE CONTROL W/ M/T WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WINDSHIELD WIPER MOTOR YEL WIRE YEL/RED WIRE

BLK WIRE BLK/YEL WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE DRIVER'S DOOR LOCK ACTUATOR DRIVER'S DOOR LOCK SWITCH DRIVER'S DOOR SWITCH FRONT PASSENGER'S DOOR LOCK ACTUATOR FRONT PASSENGER'S DOOR SWITCH FUSE 14 CRUISE CONTROL (KEYLESS) FUSE 51 DOOR LOCK UNIT, ROOF GRN WIRE GRN/ORG WIRE GRN/WHT WIRE GROUND BATTERY INPUT GRY WIRE HEADLIGHT SYSTEM HORN CONTROL HORNS SYSTEM HOT AT ALL TIMES HOT IN ON OR START IGNITION KEY SWITCH INTEGRATED CONTROL UNIT KEYLESS DOOR LOCK CONTROL UNIT (BEHIND LEFT KICK PANEL) LEFT REAR DOOR LOCK ACTUATOR (SEDAN) LEFT REAR DOOR SWITCH (SEDAN) LOCK LOCK INPUT KEY SWITCH INPUT IGNITION INPUT UNLCK/LCK OUTPUT LIGHTS FLASH CNTL LT GRN/BLK WIRE LT GRN/RED WIRE ORG/ WIRE RED/BLK WIRE RIGHT REAR DOOR LOCK ACTUATOR (SEDAN) RIGHT REAR DOOR SWITCH (SEDAN) STEERING LOCK UNDERDASH FUSE/RELAY BOX (BEHIND LEFT SIDE OF DASH) UNDERHOOD FUSE/RELAY BOX (ON RIGHT REAR CORNER OF ENGINE COMPARTMENT) UNLCK/LCK OUTPUT UNLOCK INPUT LOCK INPUT UNLOCK WARNING SYSTEM WHT WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE

A/T GEAR POSITION SWITCH (BELOW CENTER CONSOLE) BATTERY BATTERY FUSE 41 BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/WHT(OR BLK/YEL) WIRE BLK/YEL WIRE BLU WIRE CANADA: EX, SI USA: LX, EX, HX, ELECTRICAL LOAD DETECTOR (ELD) UNIT ENGINE CONTROLS SYSTEM HD IN IG 1 FUSE 42 USA ONLY IGNITION SWITCH INTEGRATED CONTROL UNIT LOCK (0) ON (II) (I) RED WIRE SECURITY CONTROL UNIT (BEHIND RADIO) STR CUT OUT SECURITY STARTER CUT RELAY (BEHIND LEFT SIDE OF DASH, TAPED TO HARNESS) STARTER STARTER MOTOR STARTER SOLENOID PL IN UNDER- DASH FUSE/ RELAY BOX (BEHIND LEFT SIDE OF DASH) STARTER SIGNAL FUSE 31 UNDERHOOD ABS FUSE/ RELAY BOX UNDERHOOD FUSE/RELAY BOX (RIGHT REAR CORNER OF ENGINE COMPT) W/ ANTI- THEFT W/O ANTI- THEFT WHT WIRE WHT/BLK WIRE YEL WIRE