Honda S2000 AP1 (1999-2003) main under- hood fuse/ relay box Wiring diagrams

BLK WIRE BLU WIRE CABLE REEL CRUISE CONTROL SET/ RESUME SWITCH FUSE 47 HIGH HORN (02 MODEL) (BEHIND CENTER OF FRONT BUMPER) HORN (2000-01 MODELS) LOW HORN (2002 MODEL) (BEHIND CENTER OF FRONT BUMPER) HORN RELAY HORN SWITCH HOT AT ALL TIMES KEYLESS DOOR LOCK CONTROL UNIT (UNDER LEFT SIDE OF DASH) MAIN UNDER- HOOD FUSE/ RELAY BOX ORG/ WIRE RED WIRE STEERING WHEEL)

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

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