Honda Prelude V (1996-2001) driver's multiplex control unit Wiring diagrams

A-D LINE BLK WIRE BLU/WHT WIRE BLU/YEL WIRE CEILING LIGHT/ SPOTLIGHTS CEILING LIGHTS SPOT- LIGHTS D-A LINE DRIVER'S DOOR SWITCH DRIVER'S DOOR SWITCH INPUT DRIVER'S MULTIPLEX CONTROL UNIT GRN WIRE GRN/ORG WIRE HOT AT ALL TIMES IGNITION KEY LIGHT IGNITION KEY SW INPUT IGNITION KEY/ CEILING LIGHT CONTROL INTERIOR LIGHTS FUSE 46 LT GRN WIRE OFF ON DOOR PASS. DOOR SWITCH INPUT PASSENGER'S DOOR SWITCH PASSENGER'S MULTIPLEX CONTROL UNIT (RIGHT KICK PANEL) PNK A-D LINE WIRE PNK WIRE RED WIRE STEERING LOCK STEERING LOCK IGNITION KEY SWITCH STOP HORN FUSE 41 UNDERDASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) UNDERHOOD FUSE/RELAY BOX (ON RIGHT REAR CORNER OF ENG COMPT) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/YEL WIRE

A/T ACCESSORY POWER SOCKET ACCESSORY POWER SOCKET RELAY BLK WIRE BLOWER MOTOR RELAY BLU/RED WIRE BLU/WHT WIRE CEILING LIGHT/ SPOTLIGHTS CLOCK CLUTCH INTERLOCK SWITCH (M/T) CLUTCH SWITCH (M/T) COIL COMBINATION LIGHT SWITCH CRUISE CONTROL MAIN SWITCH DOOR MULTIPLEX CONTROL UNIT DRIVER'S DOOR KEY CYLINDER SWITCH DRIVER'S DOOR LOCK SWITCH POWER MIRROR SWITCH DRIVER'S MULTIPLEX CONTROL UNIT DRIVER'S SEAT HEATER SWITCH (CANADA) DRIVER'S WINDOW MOTOR GAUGE ASSEMBLY IMMOBILIZER CONTROL UNIT J/C LEFT HORN MOON ROOF CLOSE RELAY MOON ROOF OPEN RELAY MOON- ROOF SWITCH PASSENGER'S MULTIPLEX CONTROL UNIT POWER WINDOW RELAY RIGHT HORN CRUISE CONTROL UNIT SECURITY SYSTEM CONTROL UNIT (CANADA) STEERING LOCK IGNITION KEY SWITCH TURN SIGNAL/ HAZARD RELAY UNDERDASH FUSE/RELAY BOX UNDERHOOD FUSE/RELAY BOX ELECTRICAL LOAD DETECTOR UNIT WINDSHIELD WIPER/ WASHER SWITCH

14 20 (1997-98) (1999-01) 5 3 (1997-98) (1999-01) A/T A/T GEAR POSITION SWITCH ABS CONTROL UNIT ABS FAIL-SAFE RELAY ASHTRAY LIGHT AUDIO UNIT BLK WIRE BLK/WHT WIRE BRAIDED WIRE CANADA COIL CRUISE CONTROL ACTUATOR DATA LINK CONNECTOR DAYTIME RUNNING LIGHTS CONTROL UNIT SEAT HEATER RELAY DIMMER RELAY DOOR LOCK RELAY DOOR MULTIPLEX CONTROL UNIT DRIVER'S DOOR LOCK ASSEMBLY DRIVER'S MULTIPLEX CONTROL UNIT DRIVER'S SEAT BELT SWITCH DRIVER'S SEAT HEATER EVAPORATIVE EMISSION PURGE FLOW SWITCH (1997 EXCEPT CALIFORNIA) FUEL PUMP FUEL TANK UNIT GRY WIRE HIGH MOUNT BRAKE LIGHT (BULB TYPE) KEYLESS RECEIVER UNIT LEFT POWER MIRROR MODE SWITCH MULTIPLEX CONTROL UNIT INSPECTION CONNECTOR PARKING PIN SWITCH PASSENGER'S DOOR KEY CYLINDER SWITCH PASSENGER'S MULTIPLEX CONTROL UNIT PASSENGER'S SEAT HEATER PASSENGER'S SEAT HEATER SWITCH PASSENGERS DOOR LOCK SWITCH RED WIRE RED/WHT WIRE RIGHT POWER MIRROR SHIFT LOCK RELAY SRS UNIT STEREO AMPLIFIER STEREO AMPLIFIER SHIELD UNDER-DASH FUSE/RELAY BOX UNDER-HOOD FUSE/RELAY BOX

1 IND 2 IND A/T A/T GEAR POSITION INDICATOR ABS CONTROL UNIT (BEHIND RIGHT KICK PANEL) ABS IND CIRCUIT ABS IND. BLK WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRAKE FLUID LEVEL SWITCH (IN BRAKE FLUID RESERVOIR CAP) BRAKE/ PARK INPUT CANADA CRUISE CONTROL DIMMING CIRCUIT CRUISE CONTROL UNIT (BEHIND DASH, ABOVE ACCELERATOR PEDAL) VSS INPUT CRUISE IND DAYTIME RUNNING LIGHTS (DRL) CONTROL UNIT (BEHIND DASH, ABOVE ACCELERATOR PEDAL) DIMMING CIRCUIT DISPLAY DRIVER'S MULTIPLEX CONTROL UNIT DRL IND ENGINE CONTROL MODULE (ECM) (ON UNDERSIDE OF FRONT PASSENGER'S FOOTREST) ENGINE OIL PRESSURE SWITCH (ON LOWER LEFT OF ENGINE, BELOW OIL FILTER) ENGINE OIL PRESSURE SWITCH INPUT FROM FROM BRAKE IND (DIAGRAM 1 OF 2) GAUGE ASSEMBLY GAUGE LIGHTS (2) GRN WIRE GRN/RED WIRE GRN/WHT WIRE HIGH BEAM IND IGN IMMOBILIZER IND LEFT TURN IND N IND ORG/ WIRE P IND PARKING BRAKE SWITCH (AT BASE OF PARK BRAKE LEVER) R IND RED WIRE RIGHT TURN IND SHIFT INDICATOR CIRCUIT SOLID STATE SRS IND SRS IND CIRCUIT TRANSMISSION CONTROL MODULE (TCM) (ON UNDERSIDE OF FRONT PASSENGER'S FOOTREST) TRUNK LATCH SWITCH (ON CENTER OF TRUNK LID, AT LATCH ASSEMBLY) UNDERDASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) USA VEHICLE SPEED SENSOR (VSS) (ON TOP LEFT OF TRANSAXLE) VSS OUTPUT VSS INPUT WHT WIRE YEL WIRE YEL/RED WIRE

A/T GEAR POSITION CONSOLE LIGHT ASHTRAY LIGHT AUDIO UNIT ILLUM IN LIGHTS ON INPUT BLK WIRE CLOCK COMBINATION LIGHT SWITCH CRUISE CONTROL DIMMING CIRCUIT D-A LINE DASH LIGHTS BRIGHTNESS CONTROLLER DASH LIGHTS BRIGHTNESS CONTROLLER INPUT DIM CONTROL DIMMING CIRCUIT DRIVER'S MULTIPLEX CONTROL UNIT DRIVER'S SEAT HEATER SWITCH (CANADA) FUSE 20 (NOT USED) GAUGE ASSEMBLY GAUGE LIGHTS (2) GRN WIRE GROUND HAZARD WARNING SWITCH CRUISE CONTROL MAIN SWITCH HEAD OFF PARK HEADLIGHT SWITCH HEATER CONTROL PANEL HOT AT ALL TIMES J/C LIGHTS ON INPUT LT GRN WIRE MOON- ROOF SWITCH PASSENGER'S MULTIPLEX CONTROL UNIT (RIGHT KICK PANEL) PASSENGER'S SEAT HEATER SWITCH (CANADA) PNK A-D LINE WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE SHIFT INDICATOR CIRCUIT A/T GEAR POSITION INDICATOR SMALL LIGHT FUSE 42 TAIL LIGHT FUSE 10 UNDERDASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) UNDERHOOD FUSE/RELAY BOX (ON RIGHT REAR CORNER OF ENGINE COMPARTMENT) WHT WIRE WHT/RED WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 GROUND DRIVER'S WDO MTR CTRL 1 2 MULTIPLEX CONTROL UNIT INSPECTION CONNECTOR (LEFT OF STEERING COLUMN) A-D LINE D-A LINE INTERMITTENT DWELL TMR IN A-D LINE ENG RUNNING INPUT KEY IN IGNITION INPUT BATTERY INPUT BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/YEL WIRE CLOCK RADIO FUSE 43 DOOR LOCK FUSE 44 D-A LINE DOOR D-LINE UNLOCK INPUT DEFOGGER SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM POWER WINDOWS SYSTEM INTERIOR LIGHTS SYSTEM DOOR MULTIPLEX CONTROL UNIT (IN DRIVER'S DOOR) DRIVER'S DR OPEN INPUT DRIVER'S MULTIPLEX CONTROL UNIT GRN WIRE GRN/BLU WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND GROUND GROUND HOT AT ALL TIMES HOT IN OR OR START HOT W/ HEADLIGHT SWITCH IN PARK OR HEAD INTERMITTENT ON INPUT IGN INPUT INTERMITTENT WIPER CTRL J/C LOCK INPUT INSPECTION CONN INPUT SEATBELT SW INPUT LT BLU WIRE LT GRN WIRE LT GRN/RED WIRE METER (CRUSE CONTROL) FUSE 13 PARK INPUT PASS PWR WDO MTR CTRL PASS PWR WDO MTR CTRL PASSENGER'S MULTIPLEX CONTROL UNIT (BEHIND RIGHT KICK PANEL) PNK WIRE POWER WINDOWS SYSTEM POWER WINDOWS SYSTEM POWER WINDOWS SYSTEM POWER WINDOWS SYSTEM SHIFT INTERLOCK SYSTEM PWR WDO RLY CTRL LIGHTS ON INPUT REAR WDO DEFOG ON IN REAR WDO DEFOG ON OUT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SHIFT INTERLOCK SYSTEM SHIFT INTERLOCK SYSTEM STARTING/CHARGING SYSTEM WARNING SYSTEM TAIL LIGHT FUSE 10 UNDERDASH FUSE/RELAY BOX UNDERHOOD FUSE/RELAY BOX WARNING SYSTEM WASHER ON INPUT WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/RED WIRE YEL/WHT WIRE

3 5 (1997-98) (1999) 4 10 (1997-98) (1999-01) A/C COMPRESSOR CLUTCH RELAY A/T ONLY ACCESSORY POWER SOCKET ACCESSORY POWER SOCKET RELAY (LEFT KICK PANEL) AUDIO UNIT BLK WIRE BLU WIRE CLOCK CLOCK RADIO FUSE 43 COMBINATION LIGHT SWITCH CONDENSER FAN FUSE 45 CONDENSER FAN RELAY COOLING FAN FUSE 47 DATA LINK CONNECTOR CEILING LIGHT/ SPOTLIGHTS DOOR LOCK FUSE 44 DOOR LOCK RELAY DOOR MULTIPLEX CONTROL UNIT DRIVER'S DOOR COURTESY LIGHT PASSENGER'S DOOR COURTESY LIGHT DRIVER'S MULTIPLEX CONTROL UNIT ENGINE CONTROL MODULE FROM FUSE 33 (DIAGRAM 2 OF 5) FROM FUSE 45 (DIAGRAM 3 OF 5) INTERIOR LIGHTS FUSE 46 FROM IGNITION SWITCH (DIAGRAM 2 OF 5) FUSE 18 SHIFT LOCK SOLENOID (A/T) GAUGE ASSEMBLY GRN WIRE HEADLIGHT RELAY HEATER CONTROL PANEL J/C KEYLESS RECEIVER UNIT PASSENGER'S MULTIPLEX CONTROL UNIT RADIATOR FAN RELAY RED WIRE RED/GRN WIRE SECURITY SYSTEM CONTROL UNIT CONNECTOR (CANADA) SMALL LIGHT FUSE 42 SRS FUSE BLOCK TO FUSE 46 (DIAGRAM 3 OF 5) TRANSMISSION CONTROL MODULE TRUNK LIGHT UNDER- HOOD FUSE/ RELAY BOX UNDERDASH FUSE/RELAY BOX UNDERHOOD FUSE/RELAY BOX WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/RED WIRE

3 5 (1997-98) (1999-01) A/T A/T REVERSE RELAY (A/T) ATTS CONTROL UNIT (TYPE SH) ATTS FAIL-SAFE RELAY (TYPE SH) KEYLESS RECEIVER UNIT ATTS FUSE 21 FUSE 22 AUXILIARY FUSE HOLDER BLK/YEL WIRE CANADA CLOCK BACK-UP LIGHT SWITCH (M/T) COMBINATION LIGHT SWITCH CRUISE CONTROL MAIN SWITCH DRIVER'S MULTIPLEX CONTROL UNIT ECU EAT ECU FUSE 14 FROM FUSE 14 (DIAGRAM 4 OF 5) FROM IGNITION SWITCH (DIAGRAM 2 OF 5) FROM SRS FUSE BLOCK (DIAGRAM 4 OF 5) GAUGE ASSEMBLY GRN/BLK WIRE GRN/RED WIRE GRY WIRE IGNITION COIL J/C METER CRUISE CONTROL FUSE 13 PASSENGER'S MULTIPLEX CONTROL UNIT RED WIRE SRS FUSE 24 FUEL PUMP FUSE 23 SRS FUSE BLOCK SRS UNIT TO FUSE 19 (DIAGRAM 4 OF 5) TO FUSE 23 (DIAGRAM 4 OF 5) TO SRS FUSE BLOCK (DIAGRAM 5 OF 5) TO UNDERDASH FUSE/RELAY BOX (DIAGRAM 5 OF 5) TURN SIGNAL LIGHT DIODE TURN SIGNAL SWITCH TYPE SH UNDERDASH FUSE/RELAY BOX WINDSHIELD WIPER INTERMITTENT RELAY WINDSHIELD WIPER MOTOR WINDSHIELD WIPER/WASHER SWITCH WIPER FUSE 17 YEL WIRE YEL/GRN WIRE YEL/RED WIRE

A-D LINE ANTI-THEFT SYSTEM AUXILIARY FUSE HOLDER (ATTACHED TO UNDERDASH FUSE/RELAY BOX) BATTERY INPUT BATTERY INPUT (DOOR LOCK) BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE D-A LINE DOOR D-LINE DOOR LOCK RELAY (ABOVE UNDERDASH FUSE/RELAY BOX, ON BRACKET) DOOR MULTIPLEX CONTROL UNIT (IN DRIVER'S DOOR) DRIVER'S DOOR KEY CYL SW INPUT DRIVER'S DOOR LOCK ACTUATOR DRIVER'S DOOR LOCK ASSEMBLY DRIVER'S DOOR LOCK KNOB SW LOCK INPUT PNK WIRE DRIVER'S DOOR LOCK KNOB SW UNLOCK INPUT DRIVER'S DOOR LOCK SW LOCK INPUT DRIVER'S DOOR LOCK SW UNLOCK INPUT DRIVER'S DOOR LOCK SWITCH DRIVER'S MULTIPLEX CONTROL UNIT FUSE 22 FUSE 43 CLOCK RADIO FUSE 44 DOOR LOCK FUSE 46 INTERIOR LIGHTS GRN/BLU WIRE GRN/ORG WIRE GRN/RED WIRE GROUND (DOOR LOCKS) HOT AT ALL TIMES HOT IN ON OR START IGNITION KEYLESS RECEIVER UNIT (ON LEFT QUARTER PANEL, FORWARD OF WHEELWELL) KNOB SWITCH DRIVER'S DOOR KEY CYLINDER SWITCH LOCK LOCK UNLOCK LT GRN WIRE LT GRN/RED WIRE ORG/ WIRE PASSENGER'S DOOR KEY CYLINDER SWITCH UNLOCK PASSENGER'S DOOR LOCK ACTUATOR PASSENGER'S MULTIPLEX CONTROL UNIT (BEHIND RIGHT KICK PANEL) PASSENGERS DOOR LOCK SWITCH PNK A-D LINE WIRE PNK WIRE RED WIRE RED/WHT WIRE RELAY CONTROL UNDERDASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) UNDERHOOD FUSE/RELAY BOX (ON RIGHT REAR CORNER OF ENGINE COMPARTMENT) UNLOCK UNLOCK LOCK UNLOCK OUT LOCK OUT GROUND BATTERY WHT WIRE WHT/BLU WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/GRN WIRE

BLK WIRE BLK/GRN WIRE BRN WIRE BRN/YEL WIRE DIMMING CIRCUIT DRIVER'S MULTIPLEX CONTROL UNIT GRN WIRE HEATER CONTROL PANEL HOT AT ALL TIMES HOT IN ON ON IND. R/C MIRROR FUSE 9 REAR DEFOGGER SWITCH REAR DEFROSTER FUSE 34 REAR DEFROSTER RELAY FUSE 11 REAR DFGGR RELAY CNTL REAR FFGGR SW INPUT REAR WINDOW DEFOGGER REAR WINDOW DEFOGGER COIL (ON UNDERSIDE OF REAR SHELF) REAR WINDOW DEFOGGER RELAY UNDERDASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) UNDERHOOD FUSE/RELAY BOX (ON RIGHT REAR CORNER OF ENGINE COMPARTMENT) WHT WIRE YEL WIRE YEL/WHT WIRE