Acura TL IV facelift (2011-2014) relay circuit board Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 S-COM A/C DIODE B A/C PRESSURE SENSOR (RIGHT REAR OF ENGINE COMPT) AC SI AC SO AC CLK B CAN LO B CAN HI FRESH RECIRCULATE PD HUM PPL AUDIO NAVIGATION SWITCH PANEL AUDIO-HVAC DISPLAY UNIT AUDIO-NAVIGATION UNIT (W/ NAVIGATION) BLK WIRE BLU WIRE BRN WIRE CENTER JUNCTION BOX (UNDER LEFT SIDE OF DASH) CLIMATE CONTROL UNIT COMPUTER DATA LINES PNK PPL SYSTEM WIRE DISP CLK DISP CLK DISP SO M-DEF M-VENT M-DEF M-VENT M-COOL M-HOT M-COOL M-HOT DISP SO FUSE 21 GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON DRIVER'S UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) FUSE HOT W/ PGM-FI SUB RELAY ENERGIZED UNDER-HOOD FUSE/RELAY BOX ILL INTERIOR LIGHTS SYSTEM LT BLU WIRE LT GRN WIRE MAIN FAN MOTOR FUSE MODE 1 MODE 2 MODE 3 MODE 4 MODE 1 MODE 2 MODE 3 MODE 4 AMD-P AMD-P BLW-V BLW-G MULTI FUSE 3 NAVI SI NAVI SO NAVI-CLK ORG/ WIRE OUTSIDE AIR TEMPERATURE SENSOR (BEHIND LEFT SIDE OF FRONT BUMPER) PNK WIRE PPL PPL T SUM TR TEVA TAM MODE 1 MODE 2 MODE 3 RADIATOR FAN RELAY RED WIRE RELAY CIRCUIT BOARD SEATS TO UNDER- HOOD FUSE/ RELAY BOX (DIAGRAM 2 OF 3) W/ NAVIGATION W/ O NAVIGATION WHT WIRE YEL WIRE

A/C COMPRESSOR CLUTCH RELAY A/C CONDENSER FAN RELAY A/C DIODE A AMD-P BLK WIRE BLOWER MOTOR RELAY BLU WIRE BRN WIRE COMPT) COMPUTER DATA LINES SYSTEM DRIVER'S AIR MIX CONTROL MOTOR (UNDER LEFT SIDE OF DASH) ECM/PCM (RIGHT SIDE OF ENGINE COMPT) ECT SENSOR 1 (TOP LEFT REAR OF ENGINE) ECT SENSOR 2 (UNDER FRONT OF ENGINE COMPT) F-CAN HI F-CAN LO FAN CONTROL RELAY FROM UNDER- HOOD FUSE/ RELAY BOX (DIAGRAM 1 OF 3) FRONT PASSENGER'S AIR MIX CONTROL MOTOR (UNDER RIGHT SIDE OF DASH) FRS FUSE 20 GRN WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES J/C LT BLU WIRE LT GRN WIRE M-COOL M-HOT MODE 1 MODE 2 MODE 3 MULTI FUSE-3 SUB FAN MOTOR ORG/ WIRE PNK WIRE PPL REAR WINDOW DEFOGGER RELAY FUSE 8 REC RECIRCULATION CONTROL MOTOR (BEHIND RIGHT SIDE OF DASH) RED WIRE RED/WHT WIRE RELAY CIRCUIT BOARD S-COM SUNLIGHT SENSOR (TOP CENTER OF DASH) UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE WHT WIRE YEL WIRE

1 2 7 8 11 S-COM A/C CONDENSER FAN MOTOR (LOWER MIDDLE FRONT OF ENGINE COMPT) A/C CONDENSER FAN RELAY A/C DIODE A A/C DIODE B A/C PRESSURE SENSOR (RIGHT REAR OF ENGINE COMPT) AIR CONDITIONING SYSTEM B CAN LO B CAN HI PD PNK WIRE BLK WIRE BLU WIRE BRN WIRE CLIMATE CONTROL UNIT COMPUTER DATA LINES SYSTEM ECM/PCM (RIGHT SIDE OF ENGINE COMPT) ECT SENSOR 1 (TOP LEFT REAR OF ENGINE) ECT SENSOR 2 (UNDER FRONT OF ENGINE COMPT) FAN CONTROL RELAY FUSE 21 GRN WIRE GRN/YEL WIRE GROUND HOT AT ALL TIMES HOT AT ALL TIMES MULTI FUSE-3 SUB FAN MOTOR HOT IN ON DRIVER'S UNDER-DASH FUSE FUSE/RELAY BOX (UNDER LEFT END OF DASH) HOT W/ PGM-FI SUB RELAY ENERGIZED LT GRN WIRE MULTI FUSE 3 MAIN FAN MOTOR FUSE PNK WIRE RADIATOR FAN MOTOR (BEHIND LEFT SIDE OF RADIATOR) RADIATOR FAN RELAY REAR WINDOW DEFOGGER RELAY RED WIRE RED/WHT WIRE RELAY CIRCUIT BOARD UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) 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

AUDIO NAVIGATION NAVIGATION SWITCH DISPLAY PANEL UNIT AUDIO UNIT AUDIO- NAVIGATION UNIT BLK WIRE BLOWER MOTOR RELAY BLOWER POWER TRANSISTOR BRAKE FLUID SECURITY LEVEL HOOD SWITCH SWITCH BRN WIRE DASH LIGHTS BRIGHTNESS CONTROLLER SWITCH DLC DRIVER'S MICU ELD UNIT ENGINE MOUNT BRACKET EPS CONTROL UNIT GAUGE CONTROL MODULE GND (MICU -S) GND GND (MICU-P) (MICU-P) HANDSFREE- LINK CONTROL UNIT HEADLIGHT WASHER MOTOR (IF EQUIPPED) HIGH MOUNT BRAKE LIGHT LEFT BSI ALERT INDICATOR (IF EQUIPPED) LEFT FOG LIGHT LEFT FRONT SIDE LEFT MARKER HEADLIGHT LIGHT (HI BEAM) LEFT FRONT TURN SIGNAL/ PARKING LIGHT LEFT HEADLIGHT LEFT HID UNIT MICU SERVICE CHECK CONNECTOR POWER WINDOW DOOR MASTER SWITCH MULTIPLEX CONTROL UNIT RELAY CIRCUIT BOARD RIGHT FRONT TURN SIGNAL/ PARKING LIGHT STEERING GEARBOX TRANSMISSION HOUSING) W/ NAVIGATION W/O NAVIGATION WASHER FLUID LEVEL SWITCH (CANADA) WIND INTER FAN SHIELD MITTENT CONTROL WIPER WIPER RELAY RELAY RELAY WINDSHIELD WASHER MOTOR RIGHT FOG LIGHT WINDSHIELD WIPER MOTOR RADIATOR FAN MOTOR YEL WIRE

+B BACKUP A/C COMPRESSOR CLUTCH RELAY A/C DIODE B A/T W/ VENTILATED SEATS ACCESSORY RELAY ACURALINK REPROGRA- MMING CONNECTOR PPL PPL AUDIO HANDS UNIT FREELINK (W/O CONTROL UNIT NAVIGATION) AUDIO NAVIGATION SWITCH PANEL AUDIO- HVAC DISPLAY UNIT (W/O NAVIGATION) BLK WIRE BLOWER MOTOR RELAY BLU WIRE BRN WIRE CENTER JUNCTION BOX (UNDER LEFT SIDE OF DASH) DRIVER'S +B MICU BACK UP 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 DRIVER'S UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) ECM/PCM ETCS CONTROL RELAY EVAP CANISTER VENT SHUT VALVE (IF EQUIPPED) FROM FUSE 4 (DIAGRAM 2 OF 7) FROM FUSE 9 (DIAGRAM 1 OF 7) FRONT A/F SENSOR FRONT SECONDARY FUSE 11 FUSE 14 FUSE 15 FUSE 16 FUSE 17 FUSE 18 FUSE 19 FUSE 20 FUSE 21 FUSE 7 (NOT USED) FUSE 8 FUSE/ RELAY BOX (UNDER LEFT END OF DASH) GRN WIRE GRY WIRE JUNCTION CONNECTOR KEYLESS ACCESS CONTROL UNIT KEYLESS ACCESS JUNCTION BOX (UNDER LEFT SIDE OF DASH) LT BLU WIRE M/T M/T W/ NAVIGATION W/O NAVIGATION PPL NAVIGATION DISPLAY UNIT PASSENGER'S MICU PASSENGER'S UNDER- DASH FUSE/RELAY BOX (BEHIND RIGHT KICK PANEL) PGM-FI MAIN RELAY PGM-FI SUB- RELAY PPL PPL DLC HFL-NAVIGATION MICROPHONE (W/ NAVIGATION) PPL PPL PPL 18 16 17 15 RADIATOR FAN RELAY REAR A/F SENSOR RED WIRE RELAY CIRCUIT BOARD REMOTE SLOT CONTROL UNIT TO CONSOLE ACCESSORY PPL POWER SOCKET RELAY (DIAGRAM 6 OF 7) TO POWER CONTROL UNIT (DIAGRAM 7 OF 7) TRUNK LIGHT W/ SH-AWD WHT WIRE WHT/BLK WIRE YEL WIRE

+B MICU BACK UP A/C COMPRESSOR CLUTCH RELAY A/C DIODE B A/T W/ VENTILATED SEATS ACURALINK CONTROL UNIT (XM RECEIVER) (IF EQUIPPED, W/ NAVIGATION) ACURALINK REPROGRAMMING CONNECTOR AUDIO NAVIGATION SWITCH PANEL AUDIO UNIT (W/O NAVIGATION) AUDIO- HVAC DISPLAY UNIT (W/O NAVIGATION) AUDIO- NAVIGATION UNIT BLK WIRE BLOWER MOTOR RELAY BLU WIRE CENTER JUNCTION BOX (UNDER LEFT SIDE OF DASH) DLC DRIVER'S +B MICU BACK UP DRIVER'S JUNCTION BOX 1 (BEHIND LEFT SIDE OF DASH) DRIVER'S JUNCTION BOX 2 (BEHIND LEFT SIDE OF DASH) (NOT USED) PPL DRIVER'S UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) DRIVER'S VANITY MIRROR LIGHT ECM/PCM ETCS CONTROL RELAY FROM FUSE 4 (DIAGRAM 2 OF 6) FROM FUSE 9 (DIAGRAM 1 OF 6) FRONT A/F SENSOR FRONT PASSENGER'S DOOR COURTESY LIGHT FRONT PASSENGER'S VANITY MIRROR LIGHT FRONT SECONDARY FUSE 14 FUSE 15 FUSE 16 FUSE 17 FUSE 18 FUSE 19 FUSE 20 FUSE 21 FUSE 7 (NOT USED) FUSE 8 GAUGE CONTROL MODULE GRN WIRE GRY WIRE HANDS FREELINK CONTROL UNIT HFL-NAVIGATION MICROPHONE (W/ NAVIGATION) IMMOBILIZER KEYLESS CONTROL UNIT INTERFACE DIAL JUNCTION KICK PANEL) LT BLU WIRE M/T NAVIGATION DISPLAY UNIT PASSENGER'S PASSENGER'S UNDER-DASH FUSE/RELAY BOX (BEHIND RIGHT PGM-FI MAIN RELAY PGM-FI SUB- RELAY POWER SEAT CONTROL UNIT JUNCTION CONNECTOR PPL PPL 17 15 18 16 RADIATOR FAN RELAY REAR A/F SENSOR REAR INDIVIDUAL MAP LIGHT REAR SECONDARY RED WIRE RELAY CIRCUIT BOARD ROOF CONSOLE STEERING LOCK (IGNITION KEY SWITCH/ KEY LIGHT/ KEY INTER- LOCK SOLENOID) PPL TRUNK LIGHT W/ NAVIGATION W/ SH-AWD WHT WIRE YEL WIRE