Honda S2000 AP1 (1999-2003) wht/red Wiring diagrams

ALT CTRL SIG ELD IN- PUT ALT FR SIG FR ALTERNATOR BATTERY BLK WIRE BLK/YEL WIRE BLU WIRE CHARGE SYSTEM IND. LIGHT ELECTRICAL LOAD DETECTOR (ELD) UNIT ENGINE CONTROL MODULE (UNDER LEFT SIDE OF DASH) FUSE 41 FUSE 6 GAUGE ASSEMBLY GRN/RED WIRE GROUND HOT IN ON IGNITION INPUT LOAD OUTPUT MAIN UNDERHOOD FUSE/RELAY BOX (RIGHT SIDE OF ENGINE COMPARTMENT) POWER DISTRIBUTION SYSTEM UNDERDASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) WHT WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE

AUXILIARY UNDERHOOD FUSE BOX (ON LEFT SIDE OF ENGINE COMPT) BLK WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CONVERTIBLE TOP CONTROL UNIT (UNDER RIGHT SIDE OF DASH) CRUISE CONTROL UNIT (ABOVE BRAKE PEDAL) DRIVING CIRCUIT (VSS OUT) ELECTRICAL POWER STEERING (EPS) CONTROL UNIT (RIGHT OF BATTERY) ENGINE CONTROL MODULE (ECM) (UNDER LEFT SIDE OF DASH) EPS GEAR BOX (BELOW FRONT CENTER OF ENGINE COMPT) EPS INDICATOR LIGHT EPS MOTOR EPS TORQUE SENSOR (BELOW FRONT CENTER OF ENGINE COMPT) EPSLD FILTER FUSE 33 FUSE 5 GAUGE ASSEMBLY GND 2 NEP GND 1 PVF SCS GRN WIRE HOT AT ALL TIMES HOT IN ON LT BLU WIRE MOTOR+ MOTOR- NEP PG +B PNK WIRE RED WIRE TACHOMETER TEST CONNECTOR (BEHIND AUXILIARY UNDERHOOD FUSE BOX) UNDERDASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) VSP PNK WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE WLP PS-SIG DLC YEL WIRE YEL/BLU WIRE

BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE SYSTEM INDICATOR LIGHT BRN/YEL WIRE CANADA CANADA ANTI-LOCK BRAKES SYSTEM CHARGING SYSTEM CHARGING SYSTEM INDICATOR LIGHT CONVERTIBLE TOP CONTROL UNIT (UNDER RIGHT SIDE OF DASH) CRUISE CONTROL INDICATOR LIGHT CRUISE CONTROL UNIT (ABOVE BRAKE PEDAL) DASH FUSE BOX (BEHIND DASH, LEFT OF STEERING COLUMN) DOOR INDICATOR LIGHT DRIVER'S DOOR SWITCH DRIVER'S SEAT BELT SWITCH DRL CONTROL UNIT DRL INDICATOR LIGHT DRL UNIT ECM (UNDER LEFT SIDE OF DASH) ECT SENSOR (ON LEFT REAR OF ENGINE, BELOW INTAKE) EDGE LIGHTS (2) EPS CONTROL UNIT (RIGHT OF BATTERY) EPS INDICATOR LIGHT FUEL GAUGE SENDING UNIT FUEL TANK UNIT (BELOW REAR TRAY) FUSE 25 FUSE 5 FUSE 6 GAUGE ASSEMBLY GAUGE LIGHTS (5) GRN WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HEADLIGHTS SYSTEM HEATER CONTROL PANEL HIGH BEAM INDICATOR LIGHT HOT IN ON HOT IN ON OR START IMMOBILIZER INDICATOR LIGHT INTERIOR LIGHTS SYSTEM WIPER/WASHER SYSTEM J/C KEYLESS DOOR LOCK CONTROL UNIT HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM LEFT TURN SIGNAL INDICATOR LIGHT LOW FUEL INDICATOR LIGHT LOW OIL PRESSURE INDICATOR LIGHT LT GRN/RED WIRE MAINTENANCE REQUIRED INDICATOR LIGHT NCA WIRE OIL PRESSURE SWITCH BRAKE FLUID LEVEL SWITCH (ON MASTER CYLINDER RESERVOIR) PARKING BRAKE SWITCH (AT BASE OF PARKING BRAKE LEVER) PASSENGER'S DOOR SWITCH PNK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL (OR RED/WHT) WIRE RED/YEL WIRE RIGHT TURN SIGNAL INDICATOR LIGHT SEAT BELT REMINDER LIGHT SRS INDICATOR LIGHT SUPPLEMENTAL RESTRAINTS SYSTEM TRUNK INDICATOR LIGHT TRUNK SYSTEM VEHICLE SPEED SENSOR (ON LEFT SIDE OF TRANSMISSION) WARNING SYSTEM WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE

AUDIO UNIT AUDIO UNIT REMOTE SWITCH BLK WIRE BLU WIRE COMBINATION LIGHT SWITCH CONVERTIBLE TOP SWITCH CRUISE CONTROL MAIN SWITCH DASH LIGHTS BRIGHTNESS CONTROLLER EDGE LIGHTS FUSE 23 FUSE 25 FUSE 5 GAUGE ASSEMBLY GAUGE LIGHTS HAZARD WARNING SWITCH HEAD HEAD LIGHT SWITCH HEATER CONTROL PANEL HOT AT ALL TIMES HOT IN ON KEYLESS DOOR LOCK CONTROL UNIT (UNDER LEFT SIDE OF DASH) LIGHTS FLASH CONTROL OFF PARK REAR WINDOW DEFOGGER SWITCH RED WIRE RED/BLK WIRE TAILLIGHT RELAY UNDERDASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) WHT/GRN WIRE WHT/RED WIRE YEL WIRE

A/C COMPRESSOR A/C COMPRESSOR CLUTCH RELAY A/C ON REQUEST A/C PRESSURE SWITCH (ON RECEIVER DRIER) AIR MIX CONTROL MOTOR (ON LEFT SIDE OF HEATER CASE) AMD-P BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE COMPRESSOR CLUTCH ENGINE CONTROL MODULE (ECM) (UNDER LEFT SIDE OF DASH) EVAPORATOR TEMPERATURE SENSOR (UNDER RIGHT SIDE OF DASH, ON HEATER CASE) FAN CTRL FRESH OUT RECIRC OUT FRS FUSE 20 FUSE 25 FUSE 58 GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND DASH LIGHTS DASH LIGHTS BATTERY IGNITION GRY WIRE HEATER CONTROL PANEL HOT AT ALL TIMES HOT IN ON WITH ENGINE NOT CRANKING INSTRUMENT CLUSTER SYSTEM LT GRN WIRE M-COOL M-DEF M-HOT M-VENT MAIN UNDERHOOD FUSE/RELAY BOX (ON RIGHT SIDE OF ENGINE COMPARTMENT) MODE 1 MODE 2 MODE 3 MODE 4 MODE 4 OUTPUT MODE 3 OUTPUT ILLUM CANCEL SIG MODE CONTROL MOTOR (ON LEFT END OF HEATER CASE) PNK WIRE PNK/BLK WIRE PNK/BLU WIRE REC RECIRCULATION CONTROL MOTOR (UNDER RIGHT SIDE OF DASH) RED WIRE RED/BLK WIRE RELAY CTRL S-COM THERMAL PROTECTOR TO BLOWER MOTOR RELAY (DIAGRAM 2 OF 2) UNDERDASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE

1 4 6 WIN DN OUT WIN UP OUT PASS UP OR DN OUT 14 6 13 DN CNTRL IN WIN DN OUT WIN UP OUT BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE CLOSE CONTROLLED CONVERTIBLE TOP CONTROL UNIT (UNDER RIGHT SIDE OF DASH) CONVERTIBLE TOP SWITCH DOWN DRIVER'S WINDOW DOWN CONTROL OUTPUT DRL CONTROL UNIT INSTRUMENT CLUSTER SYSTEM FUSE 12 FUSE 18 FUSE 25 FUSE 5 FUSE 55 FUSE 52 GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND GRY WIRE GRY/RED WIRE HARD TOP DETECT SWITCH (W/ HARD TOP) (BEHIND DRIVER'S SIDE REAR SIDE TRIM) HOT AT ALL TIMES HOT IN ON IGNITION INSTRUMENT CLUSTER SYSTEM LEFT CONVERTIBLE TOP MOTOR (BEHIND DRIVER'S SIDE REAR SIDE TRIM) LT GRN WIRE LT GRN/RED WIRE MAIN UNDER-HOOD FUSE/RELAY BOX OPTIONAL HARD TOP CONNECTED SIGNAL PARK BRAKE PARKING BRAKE SWITCH PASSENGER'S WINDOW MOTOR PASSENGERS WINDOW SWITCH POWER WINDOW MASTER SWITCH RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT CONVERTIBLE TOP MOTOR (BEHIND PASSENGER'S SIDE REAR SIDE TRIM) UNDER-DASH FUSE/RELAY BOX VEHICLE SPEED IN WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE

ACCESSORY POWER SOCKET ACCESSORY POWER SOCKET RELAY ANTENNA AMPLIFIER (RIGHT FRONT OF TRUNK) AUDIO UNIT AUDIO UNIT REMOTE SWITCH (LEFT SIDE OF DASH) BLK WIRE BLU WIRE BRN WIRE CD CHANGER (IN TRUNK) CHANNEL SWITCH DIM CONTROL BATTERY INPUT DRIVER'S DOOR SPEAKER FUSE 22 FUSE 9 GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE GROUND GRY/RED WIRE HOT AT ALL TIMES HOT IN ACC OR ON LT GRN WIRE MODE SWITCH MUTE INPUT NCA WIRE PASSENGER'S DOOR SPEAKER POWER DISTRIBUTION SYSTEM RED WIRE RED/BLK WIRE REMOTE MUTE CIRCUIT UNDERDASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) VOLUME DN SWITCH VOLUME UP SWITCH WHT WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE

8 15 1 DATA LINK CONNECTOR A/C SYSTEM ANTI-THEFT SYSTEM BKSW BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/YEL WIRE COOLING FANS SYSTEM ELECTRONIC POWER STEERING SYSTEM ENGINE CONTROL MODULE (UNDER LEFT SIDE OF DASH) EPS CONTROL UNIT (RIGHT OF BATTERY) VTEC SOLENOID VALVE (ON RIGHT FRONT OF ENG) FUEL INJECTORS FUEL TANK UNIT FUEL PUMP FUSE 21 FUSE 46 4 25 2 25 GND FUSE 25 GND IACV GRN WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES HOT IN ON HOT IN W/ ENG CRANKING IDLE AIR CONTROL VALVE (ON LEFT SIDE OF ENG) IMMOBILIZER RECEIVER UNIT IMOLFR INSTRUMENT CLUSTER SYSTEM J/C LT GRN WIRE LT GRN/WHT WIRE MAIN UNDER- HOOD FUSE/ RELAY BOX MIL NEP FANC K-LINE MTRTW SAVS ORG/ WIRE PCS PNK IMOLMP IMOEN WIRE PNK/BLU WIRE RED WIRE RED/BLU WIRE RED/YEL WIRE STARTING/ CHARGING SYSTEM STS IMOCD PSPSW ACS APR PTANK EL TACHOMETER TEST CONNECTOR (BEHIND AUXILIARY UNDERHOOD FUSE BOX) UNDERDASH FUSE/RELAY BOX FUSE 25 VSSOUT SCS VSV VTS WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

AIR PUMP MOTOR (BEHIND LEFT SIDE OF FRONT BUMPER) AIR PUMP RELAY (BEHIND LEFT SIDE OF FRONT BUMPER) AUXILIARY UNDER- HOOD FUSE BOX FUSE 32 BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRAIDED WIRES BRN/YEL WIRE FUEL TANK PRESSURE SENSOR (FRONT OF FUEL TANK) FUSE 5 FUSE 6 GAUGE ASSEMBLY GRN WIRE GRN/ORG WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON LT GRN WIRE LT GRN/WHT WIRE MALFUNCTION INDICATOR LIGHT (MIL) ORG/ WIRE PRIMARY HEATED OXYGEN SENSOR (FORWARD OF CATALYTIC CONVERTER) RED WIRE RED/YEL WIRE REF VOLTAGE SECONDARY HEATED OXYGEN SENSOR (REAR OF CATALYTIC CONVERTER) SENSOR CIRCUIT AIR PUMP ELECTRONIC CURRENT SENSOR (BEHIND LEFT FRONT WHEELWELL) SENSOR GND SENSOR OUT STARTING/ CHARGING SYSTEM UNDER- DASH FUSE/ RELAY BOX WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE

ALTC ALTF BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRAIDED WIRE BRAIDED WIRES BRAKE PEDAL POSITION SWITCH (ON BRAKE PEDAL SUPPORT) BRN/YEL WIRE CKP SENSOR (LOWER FRONT OF ENG) CKPP CKPM VTM ECS IAT ECT TPS ENGINE CONTROL MODULE (UNDER LEFT SIDE OF DASH) ENGINE COOLANT TEMPERATURE SENSOR (LEFT REAR OF ENG, BELOW INTAKE) FUSE 47 GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES ICM ICM IGNITION COILS INSTRUMENT CLUSTER SYSTEM INTAKE AIR TEMPERATURE SENSOR (ON INTAKE MANIFOLD) THROTTLE POSITION SENSOR KNOCK SENSOR (BEHIND STARTER) MAIN UNDER- HOOD FUSE/ RELAY BOX MAP NCA WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE STARTING/ CHARGING SYSTEM TDC SENSOR 1 (RIGHT REAR OF CYLINDER HEAD) TDC SENSOR 2 (LEFT REAR OF CYLINDER HEAD) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE