Acura TSX I (2003-2008) power supply circuit/controller area network controller Wiring diagrams

1 2 3 4 5 6 7 8 M+ +B AND DIMMING CIRCUIT MID BRIGHTNESS CONTROL AREA NETWORK TRANSCEIVER BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLU WIRE BLU/YEL WIRE BRAKE PDL SW BRAKE PEDAL POSITION SWITCH (ON BRAKE PEDAL SUPPORT) BRN WIRE CAN-HIGH CAN-LOW CLUTCH PEDAL POSITION SWITCH (M/T) (BEHIND LEFT SIDE OF DASH) CNTRL CONTROL CONTROLLER FAST CRUISE CRUISE CONTROL MAIN SWITCH INDICATOR CRUISE MAIN DRIVE CIRCUIT DRIVE INPUT SWITCH INPUT SENSOR INPUT SEDF SEFD FUSE 1 FUSE 18 FUSE 7 GAUGE CONTROL MODULE GAUGES/ INDICATORS GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START HOT IN ON OR START UNDER-DASH FUSE/RELAY FUSE 21 BOX (BEHIND LEFT KICK PANEL) INDICATOR INDICATORS GAUGES, J/C LT BLU WIRE LT GRN WIRE MRLY DBWRLY BRAKE PDL SW MULTI FUSE OUTPUT SHAFT (COUNTERSHAFT) SPEED SENSOR (ON TRANSMISSION HOUSING) PGM-FI MAIN RELAY 1 POWER SUPPLY CIRCUIT/CONTROLLER AREA NETWORK CONTROLLER RED WIRE RED/BLK WIRE RED/BLU WIRE SEDF SEFD SENSOR OUTPUT THROTTLE ACTUATOR CONTROL MODULE (UNDER RIGHT SIDE OF DASH) THROTTLE ACTUATOR CONTROL MODULE RELAY (BEHIND LEFT SIDE OF GLOVE BOX) TP SENSOR/THROTTLE ACTUATOR (ON THROTTLE BODY) TRANS- MISSION RANGE SWITCH (A/T) VCC WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/GRN 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

A/T GEAR POSITION IND DRIVE CIRCUIT ABS IND. BEEPER BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROLLER AREA NETWORK TRANSCEIVER BRAKE SYSTEM IND BRN WIRE CANADA CHARGING SYSTEM IND CRUISE CONTROL MAIN SWITCH IND DASH LIGHTS BRIGHTNESS CONTROLLER DRIVE CIRCUIT DRIVE CIRCUIT SPEEDO- METER ENGINE COOLANT TEMPERATURE GAUGE FAIL SAFE CIRCUIT FAST CONTROLLER AREA NETWORK TRANSCEIVER FOG LIGHT IND FUEL GAUGE GAUGE CONTROL MODULE GRN WIRE GRN/RED WIRE GRY WIRE HIGH BEAM IND IMMOBILIZER SYSTEM IND INFO SWITCH J/C LEFT TURN SIGNAL IND LIGHTS ON IND LOW FUEL IND LOW OIL PRESSIRE IND LT BLU WIRE LT GRN WIRE MIL IND MULTI INFORMATION DISPLAY (MID) UNIT ORG/ WIRE PNK WIRE PNK/BLU WIRE POWER SUPPLY CIRCUIT/CONTROLLER AREA NETWORK CONTROLLER RED WIRE RED/BLU WIRE RIGHT TURN SIGNAL IND SEAT BELT REMINDER IND SECURITY IND SECURITY INDICATOR BLINK CIRCUIT SELECT/ RESET SWITCH SHIFT IND SHIFT IND BRIGHT CTRL, DIMMING CKT SIDE AIR BAG CUT-OFF IND SRS IND SYSTEM MESSAGE IND TACHO- METER VSA ACTIVATION IND VSA IND WARNING DRIVE CIRCUIT WHT WIRE YEL WIRE YEL/BLK 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