Acura TSX I (2003-2008) combination switch control unit Wiring diagrams

BLK WIRE BLK/LT GRN WIRE BLU WIRE BRN WIRE COMBINATION LIGHT SWITCH COMBINATION SWITCH CONTROL UNIT FUSE 16 FUSE 21 FUSE 7 GAUGE CONTROL MODULE GRN WIRE GRN/RED WIRE GRN/YEL WIRE HAZARD WARNING SWITCH HOT AT ALL TIMES HOT IN ON OR START JUNCTION CONNECTOR LEFT FRONT PARKING LIGHT LEFT FRONT TURN SIGNAL LIGHT LEFT REAR TURN SIGNAL LIGHT LEFT SIDE TURN SIGNAL LIGHT LEFT TURN SIGNAL INDICATOR LT GRN WIRE MICU ORG/WHT WIRE PNK WIRE PPL REAR JUNCTION BLOCK RED WIRE RED/BLK WIRE RED/BLU WIRE RIGHT FRONT PARKING LIGHT RIGHT FRONT TURN SIGNAL LIGHT RIGHT REAR TURN SIGNAL LIGHT RIGHT SIDE TURN SIGNAL LIGHT RIGHT TURN SIGNAL INDICATOR SUPPLEMENTAL RETRAINTS SYSTEM TURN SIGNAL LIGHT SWITCH TURN SIGNAL/ HAZARD RELAY UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) WHT WIRE WHT/BLK WIRE WIPER/WASHER SWITCH YEL WIRE

BLK WIRE BLK/RED WIRE BRAKE PEDAL POSITION SWITCH (ON BRAKE PEDAL SUPPORT) COMBINATION LIGHT SWITCH COMBINATION SWITCH CONTROL UNIT CONTROL BLOCK ECM/PCM (UNDER MIDDLE OF DASH) FUSE 4 GRN/WHT WIRE HEADLIGHT SWITCH 0) OFF 1) PARK 2) HEAD HIGH MOUNT BRAKE LIGHT HOT AT ALL TIMES JUNCTION CONNECTOR LEFT BRAKE LIGHT/ TAILLIGHT LEFT INNER TAILLIGHT LEFT REAR SIDE MARKER LIGHT LICENSE PLATE LIGHT MICU NAVIGATION SYSTEM, MEMORY SYSTEM REAR JUNCTION BLOCK RED WIRE RED/BLK WIRE RELAY CONTROL MODULE RIGHT BRAKE LIGHT/ TAILLIGHT RIGHT INNER TAILLIGHT RIGHT REAR SIDE MARKER LIGHT TAILLIGHT RELAY UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) W/ REAR SPOILER W/O REAR SPOILER WHT WIRE WHT/BLK WIRE WIPER/WASHER SWITCH

BLK WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/WHT WIRE BLU/YEL WIRE COMBINATION LIGHT SWITCH COMBINATION SWITCH CONTROL UNIT COMPARTMENT) FOG LIGHT RELAY (AT LEFT SIDE OF ENGINE FOG LIGHT SWITCH FUSE 10 FUSE 21 FUSE 7 HOT AT ALL TIMES HOT IN ON OR START JUNCTION CONNECTOR LEFT FOG LIGHT LT GRN WIRE NOT USED ON OFF RED WIRE RELAY CONTROL MODULE CONTROL BLOCK RIGHT FOG LIGHT UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) WIPER/ WASHER SWITCH YEL WIRE YEL/RED WIRE

BLK WIRE BLK/RED WIRE BLU WIRE BLU/WHT WIRE BODY CONTROLLER AREA NETWORK TRANSCEIVER BRN WIRE BRN/YEL WIRE COMBINATION LIGHT SWITCH COMBINATION SWITCH CONTROL UNIT CONTROL BLOCK DIMMER SWITCH 0) LOW 1) HI 2) PASSING DRIVE CIRCUIT DRL RELAY (IN UNDERHOOD MULTI-RELAY BOX) FUSE 1 FUSE 21 FUSE 3 FUSE 5 FUSE 6 FUSE 7 GAUGE CONTROL MODULE HEADLIGHT SWITCH 0) OFF 1) HI BEAM 2) LO BEAM EXTERIOR LIGHTS SYSTEM HID UNIT HID UNIT LO HIGH BEAM HEAD- LIGHT RELAY HIGH BEAM INDICATOR HOT AT ALL TIMES HOT IN ON OR START JUNCTION CONNECTOR LEFT HEADLIGHT ASSEMBLY LOW BEAM HEAD- LIGHT RELAY LT BLU/WHT WIRE LT GRN WIRE MICU POWER SUPPLY CIRCUIT/CONTROLLER AREA NETWORK CONTROLLER RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RELAY CONTROL MODULE RIGHT HEADLIGHT ASSEMBLY UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) WHT WIRE WHT/GRN WIRE WHT/YEL WIRE WIPER/ WASHER SWITCH YEL WIRE

BLK WIRE BLK/RED WIRE BLU WIRE BODY CONTROLLER AREA NETWORK TRANSCEIVER BRN WIRE BRN/YEL WIRE COMBINATION LIGHT SWITCH COMBINATION SWITCH CONTROL UNIT CONTROL BLOCK DIMMER SWITCH 0) LOW 1) HI 2) PASSING DRIVE CIRCUIT FUSE 1 FUSE 21 FUSE 3 FUSE 5 FUSE 6 FUSE 7 GAUGE CONTROL MODULE HEADLIGHT SWITCH 0) OFF 1) HI BEAM 2) LO BEAM HID UNIT HID UNIT LO HIGH BEAM HEAD- LIGHT RELAY HIGH BEAM INDICATOR HOT AT ALL TIMES HOT IN ON OR START JUNCTION CONNECTOR LEFT HEADLIGHT ASSEMBLY LOW BEAM HEAD- LIGHT RELAY LT BLU/WHT WIRE LT GRN WIRE MICU POWER SUPPLY CIRCUIT/CONTROLLER AREA NETWORK CONTROLLER RED WIRE RED/BLK WIRE RED/GRN WIRE RED/YEL WIRE RELAY CONTROL MODULE RIGHT HEADLIGHT ASSEMBLY UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) WHT WIRE WHT/GRN WIRE WHT/YEL WIRE WIPER/ WASHER SWITCH YEL WIRE

AUDIO-HVAC DISPLAY PANEL B-CAN BLU WIRE BRN WIRE COMBINATION SWITCH CONTROL UNIT CONTROL BLOCK DOOR MULTIPLEX CONTROL UNIT FUSE 21 GAUGE CONTROL MODULE GRN WIRE HANDSFREE- LINK CONTROL UNIT (BEHIND RIGHT KICK PANEL) HOT IN ON OR START JUNCTION CONNECTOR LT BLU WIRE LT GRN WIRE MICU NAVIGATION UNIT (IF EQUIPPED) (IN TRUNK, UNDER RIGHT SIDE OF REAR SHELF) POWER SEAT CONTROL UNIT (UNDER DRIVER'S SEAT) POWER WINDOW MASTER SWITCH RED WIRE RELAY CONTROL MODULE UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) WHT WIRE WIPER/WASHER SWITCH

BLK WIRE BLK/RED WIRE BLU WIRE BODY CONTROLLER AREA NETWORK TRANSCEIVER BRN WIRE COMBINATION LIGHT SWITCH COMBINATION SWITCH CONTROL UNIT CONTROL BLOCK DASH LIGHTS BRIGHTNESS CONTROLLER DIMMER SWITCH 0) LOW 1) HI 2) PASSING FUSE 21 FUSE 3 FUSE 4 FUSE 7 GAUGE CONTROL MODULE HEADLIGHT SWITCH 0) OFF 1) PARK 2) HEAD HOT AT ALL TIMES HOT IN ON OR START JUNCTION CONNECTOR LT BLU/WHT WIRE LT GRN WIRE MICU POWER SUPPLY CIRCUIT/ CONTROLLER AREA NETWORK CONTROLLER RED WIRE RED/BLK WIRE SUPPLEMENTAL RESTRAINT SYSTEM TAILLIGHT RELAY UNDER- DASH FUSE/ RELAY BOX (BEHIND LEFT KICK PANEL) UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) WHT WIRE WIPER/ WASHER SWITCH YEL WIRE

A/C COMPRESSOR CLUTCH RELAY A/C CONDENSER FAN RELAY AUDIO UNIT AUDIO-HVAC DISPLAY PANEL BLK WIRE BLOWER MOTOR RELAY BLU WIRE CEILING LIGHT AMBIENT LIGHT COMBINATION SWITCH CONTROL UNIT CONTROL BLOCK CORNER OF ENGINE COMPT, FORWARD OF STRUT TOWER) DRIVER'S DOOR COURTESY LIGHT DRIVER'S VANITY MIRROR LIGHT FROM ELD UNIT (DIAGRAM 1 OF 4) FROM IGNITION SWITCH (DIAGRAM 2 OF 4) FRONT PASSENGER'S DOOR COURTESY LIGHT FRONT PASSENGER'S VANITY MIRROR LIGHT FUSE 15 FUSE 2 FUSE 30 FUSE 4 FUSE 5 FUSE 6 FUSE 7 FUSE 8 GAUGE CONTROL MODULE HANDS FREELINK CONTROL UNIT HIGH BEAM HEADLIGHT RELAY IMMOBILIZER CONTROL UNIT- RECEIVER JUNCTION CONNECTOR LOW BEAM HEADLIGHT RELAY MICU NAVIGATION DISPLAY UNIT (IF EQUIPPED) NAVIGATION UNIT (IF EQUIPPED) POWER MIRROR SWITCH POWER SEAT CONTROL UNIT POWER WINDOW MASTER SWITCH DRIVING POSITION MEMORY SWITCH RADIATOR FAN RELAY REAR WINDOW DEFOGGER RELAY RECIRCULATION CONTROL MOTOR RED WIRE RELAY CONTROL MODULE SEAT HEATER RELAY STEREO AMPLIFIER INDIVIDUAL MAP LIGHTS TAILLIGHT RELAY TO ACCESSORY POWER SOCKET RELAY (DIAGRAM 4 OF 4) TRUNK LIGHT UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) UNDER-HOOD FUSE/RELAY BOX (ON LEFT REAR WHT WIRE WIPER/WASHER SWITCH YEL WIRE

3 OF 4) ACCESSORY POWER SOCKET RELAY ALTERNATOR AUTOMATIC DIMMING INSIDE MIRROR BACKUP LIGHT SWITCH BLK WIRE BRAKE PEDAL POSITION SWITCH CIGARETTE LIGHTER FRONT ACCESSORY POWER SOCKET CMP SENSOR A COMBINATION SWITCH CONTROL UNIT CONTROL BLOCK DOOR MULTIPLEX CONTROL UNIT ELD UNIT ENGINE MOUNT CONTROL SOLENOID VALVE EVAP CANISTER PURGE VALVE FACTORY ACCESSORY FROM FUSE 32 (DIAGRAM 2 OF 4) FROM FUSE 6 (DIAGRAM FROM IGNITION SWITCH (DIAGRAM 2 OF 4) FUSE 18 FUSE 21 FUSE 9 GAUGE CONTROL MODULE GRY WIRE HAZARD WARNING SWITCH JUNCTION JUNCTION CONNECTOR MICU POWER SEAT CONTROL UNIT SECONDARY POWER WINDOW MASTER SWITCH REAR ACCESSORY POWER SOCKET RED WIRE RELAY CONTROL MODULE REVERSE LOCKOUT SOLENOID (M/T) UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) VSA MODULATOR CONTROL UNIT WHT WIRE WIPER/ WASHER SWITCH YEL WIRE

BEEPER BLK WIRE BLU WIRE BLU/RED WIRE BODY CONTROLLER AREA NETWORK TRANSCEIVER BRN WIRE COMBINATION LIGHT SWITCH COMBINATION SWITCH CONTROL UNIT COMMUNICATION DOOR OPEN INPUT DOOR OPEN INPUT DOOR OPEN INPUT DOOR OPEN INPUT DRIVE CIRCUIT DRIVER'S DOOR SWITCH DRIVER'S SEAT BELT SWITCH (UNDER DRIVER'S SEAT) FRONT PASSENGER'S FRONT PASSENGER'S DOOR SWITCH FUSE 13 FUSE 21 GAUGE CONTROL MODULE GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HEAD OFF HEADLIGHT SWITCH HOT AT ALL TIMES HOT IN ON OR START IGNITION KEY LIGHT (EXCEPT DX) IGNITION KEY SWITCH IGNITION KEY SWITCH INPUT IGNITION KEY SWITCH/KEY LIGHT J/C LEFT REAR DOOR SWITCH LIGHTS ON IND LOW OIL PRESSURE IND LT GRN WIRE LT GRN/RED WIRE MICU OIL PRESSURE SWITCH (ON FRONT OF RIGHT CYLINDER HEAD) ORG/ WIRE PARK POWER SUPPLY CIRCUIT/CONTROLLER AREA NETWORK CONTROLLER RED WIRE RIGHT REAR DOOR SWITCH SEAT BELT BUCKLE INPUT SEAT BELT REMINDER IND SEAT BELT SWITCH (UNDER FRONT PASSENGER'S SEAT) SRS UNIT (BEHIND MIDDLE OF DASH) UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) FUSE 7 UNDER-HOOD FUSE/RELAY BOX WARNING DRIVE CIRCUIT WHT WIRE WIPER/ WASHER SWITCH YEL WIRE YEL/RED WIRE