Honda S2000 I (2004-2009) under-dash fuse/relay box (under left side of dash) Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 14 IGNITION ANTI-THEFT SYSTEM BLK WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRAKE INDICATOR LIGHT COMBINATION LIGHT SWITCH CPU FILTER DAYTIME RUNNING LIGHTS (DRL) CONTROL UNIT (UNDER LEFT SIDE OF DASH) DAYTIME RUNNING LIGHTS (DRL) SUB-CONTROL UNIT (UNDER LEFT SIDE OF DASH) DIMMER SWITCH LO HI DRL DRL IND HIGH REQUEST PRK BRK IN DRL INDICATOR LIGHT ELECTRICAL LOAD DETECTOR UNIT FLASH TO PASS SWITCH FUSE 19 FUSE 27 FUSE 41 FUSE 43 FUSE 44 FUSE 45 FUSE 5 GAUGE ASSEMBLY GRN WIRE GRN/WHT WIRE HEAD OFF HEADLIGHT RELAY 1 HEADLIGHT RELAY 2 HEADLIGHT SWITCH HIGH BEAM HIGH BEAM CUT RELAY HIGH BEAM IGNITER HIGH BEAM INDICATOR LIGHT HOT AT ALL TIMES HOT IN ON HOT IN ON W/ ENGINE NOT CRANKING IGNITER INVERTER LEFT HEADLIGHT LOW BEAM MAIN UNDER-HOOD FUSE/RELAY BOX NOT USED NOT USED ON REQUEST ORG/ WIRE PARK PARKING BRAKE SWITCH (AT BASE OF PARKING BRAKE LEVER) POWER POWER OUT GROUND GROUND POWER TOPS SYSTEM R HIGH CTRL IGNITION RED WIRE RED/BLU WIRE RED/ORG WIRE RED/WHT WIRE RED/YEL WIRE RIGHT HEADLIGHT UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) WHT WIRE YEL WIRE YEL/BLK WIRE

ABS IND CKT ABS IND. AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM ANTI-THEFT SYSTEM DOOR LOCKS SYSTEM ANTI-THEFT, POWER TOPS, HEADLIGHTS SYSTEMS BEEPER BELOW REAR TRAY) BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BRAKE FLUID LEVEL SWITCH (ON MASTER CYLINDER RESERVOIR) BRAKE SYSTEM IND CHARGING SYSTEM IND CLOCK SWITCH COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM CRUISE CONTROL IND DRIVING CIRCUIT DASH LIGHTS BRIGHTNESS CONTROLLER DOOR IND DRIVER'S DOOR SWITCH (AT LEFT "C" PILLAR) DRIVING CIRCUIT DRL IND ELECTRONIC POWER STEERING, POWER TOPS SYSTEMS ENGINE CONTROLS SYSTEM STARTING/CHARGING SYSTEM EPS IND F-CAN TRANSCEIVER FILTER FREQ DIVIDING CIRCUIT FUEL TANK UNIT (ON TOP OF FUEL TANK, FUEL GAUGE SENDING UNIT FUSE 25 FUSE 5 GAUGE ASSEMBLY GAUGE LIGHTS (2) GAUGE LIGHTS (7) GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM INTERIOR LIGHTS SYSTEM HIGH BEAM IND HOT AT ALL TIMES HOT IN ON IMMOBILIZER SYSTEM IND INTERIOR LIGHTS SYSTEM ANTI-THEFT SYSTEM INTERMITTENT WIPER RELAY (AT LEFT REAR OF ENGINE COMPT) LCD DISPLAY LEFT TURN SIGNAL IND LOW FUEL IND DRIVING CIRCUIT LOW OIL PRESSURE IND LT GRN WIRE LT GRN/RED WIRE MAINTENANCE REQUIRED IND MIL IND ODO/TRIP SWITCH MPH/KM/H SWITCH OIL PRESSURE SWITCH OUTSIDE AIR TEMP SENSOR (BEHIND CENTER OF FRONT BUMPER) PARKING BRAKE SWITCH (AT BASE OF PARKING BRAKE LEVER) PASSENGER'S DOOR SWITCH (AT RIGHT "C" PILLAR) PNK TRUNK IND WIRE PNK WIRE PNK/BLK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT TURN SIGNAL IND SEAT BELT REMINDER IND SECURITY IND DRIVING CIRCUIT SRS IND CIRCUIT SRS IND DRIVING CIRCUIT SUPPLEMENTAL RESTRAINTS SYSTEM WARNING SYSTEM CRUISE CONTROL SYSTEM TEMP GAUGE UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) VOLTAGE FEED VSA ACT IND VSA IND VSA IND CIRCUIT WHT WIRE WHT/BLK WIRE WHT/RED WIRE WIPER/WASHER DRIVING CIRCUIT WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/RED WIRE

AUDIO REMOTE SWITCH AUDIO UNIT BLK WIRE BLU WIRE COMBINATION LIGHT SWITCH CONVERT- IBLE TOP SWITCH CRUISE CONTROL MAIN SWITCH DASH LIGHTS BRIGHTNESS CONTROLLER DRIVING CIRCUIT FUSE 23 FUSE 25 FUSE 5 GAUGE ASSEMBLY GAUGE LIGHTS (2) GAUGE LIGHTS (7) 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 PASSENGER'S AIR-BAG CUT-OFF INDICATOR REAR WINDOW DEFOGGER SWITCH RED WIRE RED/BLK WIRE TAILLIGHT RELAY UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) VOLTAGE FEED VSA OFF SWITCH WHT/GRN WIRE WHT/RED WIRE YEL WIRE

A/C COMPRESSOR CLUTCH RELAY A/C CONDEN- SER FAN RELAY RADIATOR FAN RELAY A/F SENSOR RELAY ALTERNATOR AUDIO UNIT AUXILIARY UNDER-HOOD FUSE BOX (AT REAR LEFT OF ENGINE COMPT) BATTERY BLK WIRE BLOWER MOTOR RELAY BLU WIRE BRAKE PEDAL POSITION SWITCH CANADA CEILING LIGHT/ SPOTLIGHTS CONVERTIBLE TOP CONTROL UNIT CONVERTIBLE TOP CONTROL UNIT IMMOBILIZER CONTROL UNIT-RECEIVER DATA LINK CONNECTOR DRL CONTROL UNIT DRL SUB CONTROL UNIT ELD UNIT EPS CONTROL UNIT STARTER SOLENOID FUSE 15 FUSE 16 FUSE 14 FUSE 25 FUSE 17 FUSE 18 FUSE 22 FUSE 24 FUSE 26 FUSE 23 FUSE 27 FUSE 33 FUSE 34 FUSE 41 FUSE 46 FUSE 47 FUSE 49 FUSE 50 FUSE 48 FUSE 51 FUSE 52 FUSE 53 FUSE 55 FUSE 56 FUSE 42 FUSE 54 FUSE 57 FUSE 58 FUSE 59 GAUGE ASSEMBLY AUDIO UNIT HEATER CONTROL PANEL GRN WIRE GRY WIRE HAZARD WARNING SWITCH HEADLIGHT RELAY 1 HEADLIGHT RELAY 2 HORN RELAY IGNITION COIL RELAY THROTTLE ACTUATOR CONTROL MODULE PGM-FI MAIN POWER WINDOW MASTER SWITCH CONVERTIBLE TOP CONTROL UNIT REAR WINDOW DEFOGGER RELAY RED WIRE STARTER TO IGNITION SWITCH (DIAGRAM 2 OF 3) TRUNK LID OPENER SWITCH KEYLESS DOOR LOCK CONTROL UNIT TAILLIGHT RELAY TRUNK LIGHT UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) USA VSA MODULATOR CONTROL UNIT WHT WIRE WHT/GRN WIRE WHT/RED WIRE XM RECEIVER (SATELLITE RADIO) YEL WIRE

A/C CONDENSER FAN RELAY A/C COMPRESSOR CLUTCH RELAY BLOWER MOTOR RELAY ACCESSORY POWER SOCKET ACCESSORY POWER SOCKET RELAY (UNDER LEFT SIDE OF DASH, RIGHT OF STEERING COLUMN) AUDIO UNIT BLK WIRE BLK/YEL WIRE BLU WIRE CLUTCH INTERLOCK SWITCH CONVERTIBLE TOP SWITCH WIPER/ WASHER SWITCH DRL CONTROL UNIT ENGINE FROM FUSE 42 (DIAGRAM 1 OF 3) FUSE 12 FUSE 20 FUSE 3 FUSE 8 FUSE 9 GRN WIRE GRN/BLK WIRE IGNITION SWITCH INTERMITTENT WIPER RELAY LOCK ON LT BLU WIRE MAIN UNDER-HOOD FUSE/RELAY BOX (AT RIGHT REAR OF ENGINE COMPT) ORG/ WIRE POWER WINDOW MASTER SWITCH RADIATOR FAN RELAY RADIO REMOTE SWITCH REAR WINDOW DEFOGGER RELAY POWER MIRROR SWITCH DRL SUB CONTROL UNIT RECIRC- ULATION CONTROL MOTOR HEATER CONTROL PANEL RED WIRE STARTER STARTER CUT RELAY STARTER SOLENOID SWITCH TO FUSE 1 (DIAGRAM 3 OF 3) UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) USA WHT WIRE WINDSHIELD WIPER MOTOR YEL WIRE YEL/BLK WIRE

ALTERNATOR BACK-UP LIGHT SWITCH BLK WIRE BLU WIRE CONVERTIBLE TOP CONTROL UNIT CRUISE CONTROL MAIN SWITCH ELD UNIT EPS CONTROL UNIT EVAP CANISTER PURGE VALVE REAR WINDOW DEFOGGER CHANGE RELAY FROM IGNITION SWITCH (DIAGRAM 2 OF 3) FUSE 1 FUSE 2 FUSE 5 FUSE 6 FUSE 7 GAUGE ASSEMBLY GRN WIRE HAZARD WARNING SWITCH IMMOBILIZER CONTROL UNIT- RECEIVER KEYLESS DOOR LOCK CONTROL UNIT MAIN UNDER-HOOD FUSE/RELAY BOX (AT RIGHT REAR OF ENGINE COMPT) PASSENGER'S AIRBAG CUT-OFF INDICATOR PASSENGER'S WEIGHT SENSOR UNIT PGM-FI MAIN RED WIRE SECONDARY HEATED OXYGEN SENSOR SRS UNIT STEERING ANGLE SENSOR UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) VSA MODULATOR CONTROL UNIT WHT WIRE YEL 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 ANTI-THEFT SYSTEM 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 DISABLE SWITCH (W/ HARDTOP) (UNDER DRIVER'S ROLL BAR) CONVERTIBLE TOP SWITCH DEFOGGER SYSTEM DOWN DRIVER'S WINDOW DOWN CONTROL OUTPUT FUSE 12 FUSE 18 FUSE 25 FUSE 5 GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ON IGNITION INSTRUMENT CLUSTER SYSTEM INSTRUMENT CLUSTER SYSTEM HEADLIGHTS SYSTEM LEFT CONVERTIBLE TOP MOTOR (BEHIND LEFT REAR SIDE TRIM) LT GRN WIRE LT GRN/RED WIRE OPTIONAL HARD TOP CONNECTED SIGNAL PARK BRAKE PARKING BRAKE LEVER) PARKING BRAKE SWITCH (AT BASE OF PASSENGER'S WINDOW MOTOR (IN PASSENGER'S DOOR) 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 RIGHT REAR SIDE TRIM) UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) VEHICLE SPEED IN WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE

BLK WIRE BLU WIRE BLU/BLK WIRE CONVERTIBLE TOP CONTROL UNIT (UNDER RIGHT SIDE OF DASH) DETECT CIRCUIT DN AUTO DN UP DOWN DRIVER'S WINDOW MOTOR (IN DRIVER'S DOOR) DRIVERS WINDOW SWITCH FUSE 17 FUSE 18 FUSE 8 GRN/BLK WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT IN ON IGS MAIN SWITCH OFF OFF ON ORG/ WIRE PASSENGER'S WINDOW MOTOR (IN PASSENGER'S DOOR) PASSENGER'S WINDOW SWITCH UP DOWN PASSENGERS WINDOW SWITCH POWER WINDOW CONTROL UNIT POWER WINDOW MASTER SWITCH PWDRO RED WIRE SGND PLS UP UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) UP DOWN WHT WIRE YEL WIRE

ACCESSORY POWER SOCKET RELAY (UNDER LEFT SIDE OF DASH, RIGHT OF STEERING COLUMN) AM/FM ANTENNA AM/FM ANTENNA AMPLIFIER (AT RIGHT FRONT OF TRUNK) ANTENNA AMPLIFIER SWITCHED IGNITION REMOTE INPUT ANTENNA LEAD AUDIO UNIT AUDIO UNIT REMOTE SWITCH LIGHT BLK WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE CD CHANGER CHANNEL SWITCH DRIVER'S DOOR SPEAKER DRIVER'S LEFT REAR SPEAKERS DRIVER'S RIGHT REAR SPEAKERS FUSE 22 FUSE 9 GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ACC OR ON ILL + BATTERY INPUT ILLUM GROUND INDICATOR LIGHT LEFT TWEETER LT BLU WIRE LT GRN WIRE MODE SWITCH MUTE INPUT RR- LR- MUTE SWITCH NCA WIRE PASSENGER'S DOOR SPEAKER PASSENGER'S LEFT REAR SPEAKERS PASSENGER'S RIGHT REAR SPEAKERS POWER DISTRIBUTION SYSTEM POWER INPUT RADIO REMOTE SWITCH RED WIRE RED/BLK WIRE RED/YEL WIRE REMOTE MUTE CIRCUIT RIGHT TWEETER RR + LR + SHIELD ANTENNA INPUT SHIELD ANTENNA OUTPUT UNDER-DASH 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

ACCESSORY POWER SOCKET RELAY (UNDER LEFT SIDE OF DASH, RIGHT OF STEERING COLUMN) AM/FM ANTENNA AM/FM ANTENNA AMPLIFIER (AT RIGHT FRONT OF TRUNK) ANTENNA AMPLIFIER SWITCHED IGNITION REMOTE INPUT ANTENNA LEAD AUDIO UNIT B+ SYSTEM ACC BUS SHIELD GND SHIELD R+ L+ B+ BLK WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE BUS SHIELD GND CD CHANGER ECU BUS + ECU BUS+ ECU BUS- GND FUSE 22 FUSE 25 FUSE 9 GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ACC OR ON LEFT LT BLU WIRE LT GRN WIRE MUTE INPUT RR- LR- RF- LF- ILL- GROUND NCA WIRE ORG/ WIRE PNK +B WIRE PNK WIRE POWER DISTRIBUTION SYSTEM POWER INPUT PPL PPL GROUND R - L - R+ SHIELD RED WIRE RED/BLK WIRE RED/YEL WIRE RIGHT RR+ LR+ RF+ LF+ ILL+ BATTERY INPUT SATELLITE ANT SATELLITE SIGNAL ANTENNA SHIELD ANTENNA INPUT SHIELD ANTENNA OUTPUT SYSTEM ACC TERRESTRIAL ANT SIG TERRESTRIAL SIGNAL ANTENNA UNDER-DASH FUSE/RELAY BOX (UNDER LEFT SIDE OF DASH) WHT WIRE WHT/BLU WIRE WHT/RED WIRE XM ANTENNA XM RECEIVER (IF EQUIPPED) (AT LEFT SIDE OF TRUNK) XM RECEIVER CONNECTOR (AT LEFT SIDE OF TRUNK) YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE