Honda S2000 AP2 facelift (2003-2009) audio unit Wiring diagrams

AUDIO UNIT BLK WIRE BLOWER POWER TRANSISTOR CONVERTIBLE TOP CONTROL UNIT CRUISE CONTROL MAIN SWITCH DRIVER'S DOOR KEY CYLINDER SWITCH DRIVER'S DOOR LATCH DRL CONTROL UNIT ENGINE EPS CONTROL UNIT GAUGE ASSEMBLY HEATER CONTROL PANEL INVERTER KEYLESS DOOR LOCK CONTROL UNIT LEFT BRAKE LIGHT/ SIDE MARKER/ TAILLIGHT LEFT HEADLIGHT LOW BEAM LEFT REAR TURN SIGNAL LIGHT LEFT BACK-UP LIGHT LICENSE PLATE LIGHT RIGHT BACK-UP LIGHT MES CONNECTOR POWER MIRROR SWITCH POWER WINDOW MASTER SWITCH RADIO REMOTE SWITCH PASSENGER'S WINDOW SWITCH REAR WINDOW DEFOGGER SWITCH RIGHT BRAKE LIGHT/ SIDE MARKER/ TAILLIGHT RIGHT HEADLIGHT LOW BEAM RIGHT REAR TURN SIGNAL LIGHT SWITCH USA VSA OFF SWITCH

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

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

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/WHT WIRE BUS SHIELD GND ECU BUS + ECU BUS+ ECU BUS- GND FUSE 22 FUSE 25 FUSE 9 GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE GROUND 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 POWER DISTRIBUTION SYSTEM POWER INPUT 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 (AT LEFT SIDE OF TRUNK) 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 AUDIO UNIT REMOTE SWITCH LIGHT BLK WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE 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 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 RF- LF- ILL- GROUND RIGHT TWEETER RR+ LR+ RF+ LF+ ILL+ BATTERY INPUT 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