Acura TL IV facelift (2011-2014) control circuits Wiring diagrams

ABS IND. BLK WIRE BRAKE FLUID LEVEL SWITCH (ON BRAKE FLUID RESERVOIR) BRAKE SYSTEM IND BRN WIRE COMPUTER DATA LINES SYSTEM CONTROL CIRCUITS DRIVER'S JUNCTION BOX 1 (BEHIND LEFT SIDE OF DASH) DRIVER'S JUNCTION BOX 2 (BEHIND LEFT SIDE OF DASH) FAST CONTROLLER AREA NETWORK TRANSCEIVER FUSE 12 FUSE 15 GAUGE CONTROL MODULE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START DRIVER'S UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) LT GRN WIRE ORG/ WIRE PARKING BRAKE SWITCH (ON PARK BRAKE LEVER BRACKET) PPL PPL 4 RED WIRE STEERING ANGLE SENSOR (W/O SH-AWD) (ON STEERING COLUMN) STR SENS STR STR SVCC GND UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) VSA OFF IND VSA OFF SWITCH VSA SYSTEM IND WHT WIRE YEL WIRE

BLK WIRE BLU WIRE BRAKE PEDAL POSITION SWITCH (ON BRAKE PEDAL MOUNTING BRACKET) BRN WIRE CABLE REEL (A, B: IN STEERING COLUMN) (C: IN STEERING WHEEL) COMPUTER DATA LINES SYSTEM CONTROL CIRCUITS CRUISE CONTROL COMBINATION/SELECT/RESET INFORMATION SWITCH CRUISE CONTROL IND CRUISE CONTROL MAIN SWITCH CRUISE CONTROL MAIN SWITCH IND DRIVER'S JUNCTION BOX 1 (BEHIND LEFT SIDE OF DASH) DRIVER'S MICU DRIVER'S UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) FAST CONTROLLER FUSE FUSE FUSE 12 FUSE HORN RELAY OF ENGINE COMPT) GAUGE CONTROL MODULE GRN WIRE GRY WIRE HORN SWITCH HORNS SYSTEM HOT AT ALL TIMES HOT IN ON OR START LT BLU WIRE LT GRN WIRE NEXT SWITCH ORG/ WIRE RED WIRE RELAY CIRCUIT BOARD RESUME/ ACCEL SET/ DECEL CANCEL SWITCH SWITCH SWITCH RIGHT END OF DASH) SELECT/ RESET PREVIOUS SWITCH SWITCH STEERING WHEEL) TRANSCEIVER AREA NETWORK TRANSMISSIONS SYSTEM UNDER-HOOD FUSE/RELAY BOX (LEFT REAR WHT WIRE YEL WIRE

AREA NETWORK BLK WIRE BLU WIRE BRN WIRE CAN-L PPL CENTER JUNCTION BOX (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CONTROL CIRCUITS CONTROLLER DRIVER'S JUNCTION BOX 1 (BEHIND LEFT SIDE OF DASH) DRIVER'S UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) ECM/PCM (RIGHT SIDE OF ENGINE COMPT) EPS CONTROL UNIT (UNDER RIGHT SIDE OF DASH) EPS IND EPS MOTOR EPS MOTOR ANGLE SENSOR EPS TORQUE SENSOR FAST FUSE 12 FUSE 6 GAUGE CONTROL MODULE GROUND BATT IN (B+) MW GRY WIRE HOT AT ALL TIMES HOT IN ON OR START K LINE LT BLU WIRE MU MV CAN-H MULTI- FUSE 2 EPS FUSE NEP ORG/ WIRE PASSENGER'S UNDER- DASH FUSE/RELAY BOX (BEHIND RIGHT KICK PANEL) PNK 10 11 12 4 5 6 WIRE PNK WIRE PPL PVF RED WIRE SCS STEERING ANGLE SENSOR (W/ SH-AWD) (ON STEERING COLUMN) STEERING GEARBOX TRANSCEIVER/ UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) VSA MODULATOR CONTROL UNIT (RIGHT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE

+B BACKUP +B SMART B-CAN HI B-CAN LO B-CAN TRANSCEIVER BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CONTROL CIRCUITS DCK DIN/DOUT DRIVER'S JUNCTION BOX 1 (BEHIND LEFT SIDE OF DASH) ECM/PCM (RIGHT SIDE OF ENGINE COMPT) ELE KEY SW ELECTRIC STEERING LOCK CONTROL UNIT (IN STEERING COLUMN) ENGINE START/STOP SWITCH ESL PWR ESL SW B ESL SW C ESL SW D ESL SWB F-CAN-H F-CAN-L S-NET GAUGE CONTROL GRN WIRE GRY WIRE HBRAKE SW IGN TRX K LINE KEYLESS ACCESS INDICATOR KEYLESS ACCESS SYSTEM MODE SWITCH LT BLU WIRE LT GRN WIRE MODULE MTR CNT MTR CUT 1 MTR CUT 2 ORG/ WIRE PCU KEY PNK PNK WIRE PNK WIRE PPL RED WIRE REMOTE SLOT CONTROL UNIT (BEHIND RIGHT SIDE OF DASH) RIGHT END OF DASH) S-NET SCS SECURITY INDICATOR SLOT SW FULL SLOT SW HALF SLOT SW LOCK SOL + VOUT SLOT WHT WIRE YEL WIRE

B-CAN B-CAN TRANSCEIVER BLK WIRE BLU WIRE BRN WIRE COMPT) COMPUTER DATA LINES SYSTEM CONTROL CIRCUITS CONTROL UNIT) DOOR LOCK SWITCH DOOR LOCK SWITCH LOCK LIGHT DOOR LOCK SWITCH UNLOCK LIGHT DOOR MULTIPLEX CONTROL UNIT DRIVER'S JUNCTION BOX 1 (BEHIND LEFT SIDE OF DASH) FRONT PASSENGER'S DOOR LOCK KNOB SWITCH FRONT PASSENGER'S DOOR SWITCH (IN FRONT PASSENGER'S PILLAR BEHIND DOOR) FRONT PASSENGER'S POWER WINDOW SWITCH FUSE GAUGE CONTROL MODULE GRN WIRE HOT AT ALL TIMES UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE IGNITION KEY SWITCH KNOB UN LK PPL LOCK LOCK SIL DR LT BLU WIRE LT GRN WIRE MAIN ILLUMINATION PNK UART WIRE PNK WIRE POWER WINDOW MASTER SWITCH PPL RIGHT END OF DASH) RIGHT REAR DOOR LOCK ACTUATOR RIGHT REAR DOOR LOCK KNOB SWITCH RIGHT REAR DOOR SWITCH (IN RIGHT REAR PILLAR BEHIND DOOR) SECURITY INDICATOR SIL DR UNLOCK STEERING LOCK (IGNITION KEY SWITCH/KEY LIGHT/ KEY INTERLOCK/SOLENOID) UART UNLOCK VMP AS VMP DR WHT WIRE YEL WIRE

AUTO AUTO AUTO LT LT LT SIG SIP SIO B-CAN B-CAN HIGH LOW BACK- +B UP BACK H/L UP BLK WIRE BLU WIRE BODY CONTROLLER AREA NETWORK TRANSCEIVER BRN WIRE COMPUTER DATA LINES SYSTEM CONTROL CIRCUITS DRIVER'S JUNCTION BOX 1 (BEHIND LEFT SIDE OF DASH) DRIVER'S JUNCTION BOX 2 (BEHIND LEFT SIDE OF DASH) FOG LIGHT CONTROL CIRCUIT FOG LIGHT IND FUSE FUSE 1 FUSE 3 FUSE 4 FUSE/RELAY BOX (BEHIND RIGHT KICK PANEL) GAUGE CONTROL MODULE GND GND GRN WIRE GRY WIRE HID UNIT HIGH BEAM HIGH BEAM CONTROL CIRCUIT HIGH BEAM IND HOT AT ALL TIMES LIGHTS ON IND LOW BEAM CONTROL CIRCUIT LT BLU WIRE LT GRN WIRE METER MULTI INFORMATION DISPLAY (MID) UNIT ORG/ WIRE PASSENGER'S MICU PASSENGER'S UNDER-DASH PNK WIRE RED WIRE RIGHT FOG LIGHT RIGHT HEADLIGHT RIGHT HEADLIGHT LOW BEAM RIGHT HID UNIT UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) WHT WIRE

1 2 3 4 5 6 7 VBU 29 30 PNK WIRE B-CAN B-CAN LO B-CAN HI K-LINE S-NET PNK WIRE B-CAN TRANSCEIVER BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CONTROL CIRCUITS DRIVER'S JUNCTION BOX 1 (BEHIND LEFT SIDE OF DASH) DRIVER'S JUNCTION BOX 2 (BEHIND LEFT SIDE OF DASH) DRIVER'S MICU DRIVER'S UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) ECM/PCM (RIGHT SIDE OF ENGINE COMPT) F-CAN L F-CAN-H COMPUTER DATA LINES SYSTEM FUSE 9 GAUGE CONTROL MODULE HOT AT ALL TIMES UNDER-HOOD FUSE FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) HOT IN ON OR START IMMOBILIZER KEYLESS CONTROL UNIT RECEIVER (ON STEERING COLUMN) IMMOBILIZER SYSTEM IND LT BLU WIRE LT GRN WIRE PARKING BRAKE SWITCH (ON PARK BRAKE LEVER BRACKET) PNK WIRE S-NET WHT WIRE YEL WIRE

10 11 PPL 11 10 9 8 7 6 5 4 3 2 1 CRUISE CONTROL SYSTEM ABS IND FUEL GAUGE ANTI-LOCK BRAKES SYSTEM BEEPER BLK WIRE BLU WIRE BODY CONTROLLER AREA NETWORK TRANSCEIVER BRAKE SYSTEM IND BRN WIRE CHARGING SYSTEM IND COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM 16 1 3 4 CONTROL CIRCUITS CRUISE CONTROL IND CRUISE CONTROL MAIN SWITCH IND DOOR/TRUNK OPEN LID IND ENGINE COOLANT SRS IND TEMPERATURE GAUGE EPS IND FAST CONTROLLER AREA FOG LIGHT IND GAUGE CONTROL MODULE GRN WIRE GRY WIRE HIGH BEAM IND INDICATOR DIMMING CIRCUIT KEYLESS ACCESS IND (IF EQUIPPED) LED LIGHT LED LIGHT LED LIGHT LED LIGHT LED LIGHT LEFT TURN RIGHT TURN SIGNAL SIGNAL IND IND LIGHTS ON IND LIN TRANSCEIVER LOW FUEL IND LOW OIL PRESSURE IND LT BLU WIRE LT GRN WIRE MESSAGE IND MIL IND MULTI INFORMATION DISPLAY (MID) UNIT NETWORK TRANSCEIVER ORG/ WIRE PNK WIRE PPL PPL PNK WIRE RED WIRE SEAT BELT REMINDER IND SPEAKER CONTROL SECURITY IND LOW TIRE PRESSURE/TPMS IND SH-AWD IND SHIFT INDICATOR DRIVER CIRCUIT SIDE AIR BAG CUT-OFF IND SPEEDOMETER BSI IND TACHOMETER TURN SIGNAL/ HAZARD RELAY 2 (SOUNDER) VSA OFF IND VSA SYSTEM IND WHT WIRE WIPER/WASHER SYSTEM YEL WIRE

A/T BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CONTROL CIRCUITS F-CAN TRANSCEIVER GAUGE CONTROL MODULE GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE KNOCK SENSOR (TOP OF (TOP REAR OF ENGINE) ENGINE, BELOW INTAKE MANIFOLD) MEMORY SYSTEMS MIL IND RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SHIFT CONTROL SOLENOID STARTING/ CHARGING SYSTEM SWITCH A (ON TRANSMISSION) TRANSMISSION FLUID PRESSURE TRANSMISSION RANGE SWITCH (ON TRANSAXLE VALVE C (IN TRANS- MISSION) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE

A/T BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CONTROL CIRCUITS F-CAN TRANSCEIVER GAUGE CONTROL MODULE GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE KNOCK SENSOR (TOP OF (TOP REAR OF ENGINE) ENGINE, BELOW INTAKE MANIFOLD) MEMORY SYSTEMS MIL IND RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SHIFT CONTROL SOLENOID STARTING/ CHARGING SYSTEM SWITCH A (ON TRANSMISSION) TRANSMISSION FLUID PRESSURE TRANSMISSION RANGE SWITCH (ON TRANSAXLE VALVE C (IN TRANS- MISSION) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE