Acura TL IV facelift (2011-2014) fuse 18 Wiring diagrams

+B BACKUP B-CAN HI B-CAN-LO P/W RR L RLY CL- A/T REVERSE DIODE A (A/T) A/T REVERSE RELAY (A/T) ACC KEY LOCK ANTI-THEFT SYSTEM BACK LT- BACKUP H/L BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM D/L DR FR D/L DR UNLOCK RLY CL- DOOR LOCKS SYSTEM DRIVER'S MICU EXTERIOR LIGHTS, TRANSMISSIONS SYSTEMS FOG LIGHT CONTROL CIRCUIT FR FOG SW FR WIPER (AS) FUEL DOORS SYSTEM FUSE FUSE 12 FUSE 15 FUSE 17 FUSE 18 FUSE 27 FUSE 28 FUSE 30 GND (MICU-P) GND (MICU-S) FR COURTESY L MAP LIGHT OFF GRN WIRE GRY WIRE HANDLE SW TRUNK HEADLIGHTS SYSTEM HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS WIPER/WASHER SYSTEM HOOD SW HORNS SYSTEM HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON HOT IN ON OR START INTERIOR LIGHTS INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM INTR LT- KEY LT- HORN KEY SW KEY LOCK SOL- S-NET K-LINE HAZARD SW KEY SW LIGHTS SYSTEM EXTERIOR LOW HIGH BEAM BEAM CONTROL CONTROL UNIT UNIT LT BLU WIRE LT GRN WIRE MICU CHK MICU SERVICE CHECK CONNECTOR MIRRORS, NAVIGATION SYSTEMS OPTIONAL CONNECTOR ORG/ WIRE PASSING SW DIMMER SW PNK WIRE POWER WINDOWS SYSTEM PPL RADIO RED WIRE RLY CL- RLY CL- D/L DR LOCK SIGNAL/ HAZARD FLASHER CIRCUIT STARTING/CHARGING SYSTEM STOP SW SYSTEM TAILLIGHT CONTROL CIRCUIT TRUNK ACT TRUNK MAIN SW TRUNK SW TRUNK, TAILGATE, TRUNK, TAILGATE, FUEL DOORS SYSTEM TURN TURN SW L TURN SW R FR WIP INT/LO SW FR WIP HI/LO SW MIST SW FR WASH SW UNLOCK RLY CL- UNLOCK RR DOOR SW L FR DOOR SW L RR DEF RLY CL- ATP-P +B HAZARD W/O KEYLESS ACCESS WHT WIRE WIP HI/LO RLY WIP INT RLY WIPER/ WASHER SYSTEM WIPER/WASHER SYSTEM YEL WIRE

10 9 8 7 PNK WIRE AUDIO UNIT BLK WIRE BRN WIRE CENTER JUNCTION BOX (UNDER LEFT SIDE OF DASH) COMPASS 4 COMPASS 3 COMPASS 2 COMPASS 1 DRIVER'S JUNCTION BOX 1 (BEHIND LEFT SIDE OF DASH) DRIVER'S UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) ELECTRICAL COMPASS UNIT (MIDDLE OF REAR SHELF) FUSE 12 FUSE 18 GND COMPASS 1 COMPASS 2 COMPASS 3 COMPASS 4 HOT IN ACC OR ON HOT IN ON OR START LT BLU WIRE MAIN GND ORG/ WIRE PASSENGER'S UNDER- DASH FUSE/RELAY BOX (BEHIND RIGHT KICK PANEL) PNK WIRE PPL RED WIRE

APP SENSOR (UNDER LEFT SIDE OF DASH) APSA ATPFWD CRMTCLS BKSW BKSWNC ETCSM+ ETCSM- BLK WIRE BLU WIRE BLU/YEL WIRE BRN WIRE CLUTCH PEDAL POSITION SWITCH (M/T) (LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM ECM/PCM (RIGHT SIDE OF ENGINE COMPT) ETCS CONTROL RELAY F-CANH F-CANL MRLY ETCSRLY FUSE 17 FUSE 18 GRN WIRE GRN/RED WIRE GRN/WHT WIRE HOT AT ALL TIMES LT GRN WIRE MAP MAP SENSOR (TOP REAR OF ENGINE) ORG/ WIRE OUTPUT SHAFT (COUNTERSHAFT) SPEED SENSOR (IN TRANSMISSION HOUSING) PGM-FI MAIN RELAY PNK APSB WIRE PNK WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/BLK WIRE RED/BLU WIRE THROTTLE ACTUATOR TP SENSOR TP SENSOR/THROTTLE ACTUATOR (ON THROTTLE BODY) TPSA TPSB TRANSMISSION RANGE SWITCH (A/T) UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) WHT WIRE YEL/GRN WIRE YEL/RED WIRE

BACKWARD BLK WIRE BLU WIRE BRN WIRE DRIVER'S LUMBAR SUPPORT SWITCH DRIVER'S POWER LUMBAR SUPPORT MOTOR (RIGHT SIDE OF DRIVER'S SEAT BACK) FORWARD/ FUSE 18 HOT AT ALL TIMES ORG/ WIRE PASSENGER'S UNDER- DASH FUSE/RELAY BOX (BEHIND RIGHT KICK PANEL)

AUDIO UNIT AUDIO- NAVIGATION UNIT BLK WIRE BLU WIRE BRN WIRE CENTER JUNCTION BOX (UNDER LEFT SIDE OF DASH) 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 FC IC FOB LOCK SOLENOID FUSE FUSE 18 FUSE 9 FUSE FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) FUSE/RELAY BOX (UNDER LEFT END OF DASH) GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES PASSENGER'S UNDER-DASH FUSE/RELAY BOX (BEHIND RIGHT KICK PANEL) HOT IN ON OR ACC HOT IN ON OR START KEY LT- KEYLESS ACCESS JUNCTION BOX (UNDER LEFT SIDE OF DASH) LF ANTENNA LT BLU WIRE LT GRN WIRE NAVIGATION DISPLAY UNIT ORG/ WIRE PARKING BRAKE SWITCH (ON PARK BRAKE LEVER BRACKET) PASSENGER'S MICU PNK PNK WIRE PNK WIRE PPL PPL PNK WIRE PPL PPL RED WIRE REMOTE SLOT S-NET SCTY UNDER- HOOD VOUT SLOT W/ NAVIGATION W/O NAVIGATION WHT WIRE 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

AUDIO UNIT AUDIO- NAVIGATION UNIT BLK WIRE BLU WIRE BRN WIRE CENTER JUNCTION BOX (UNDER LEFT SIDE OF DASH) 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 FC IC FOB LOCK SOLENOID FUSE FUSE 18 FUSE 9 FUSE FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) FUSE/RELAY BOX (UNDER LEFT END OF DASH) GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES PASSENGER'S UNDER-DASH FUSE/RELAY BOX (BEHIND RIGHT KICK PANEL) HOT IN ON OR ACC HOT IN ON OR START KEY LT- KEYLESS ACCESS JUNCTION BOX (UNDER LEFT SIDE OF DASH) LF ANTENNA LT BLU WIRE LT GRN WIRE NAVIGATION DISPLAY UNIT ORG/ WIRE PARKING BRAKE SWITCH (ON PARK BRAKE LEVER BRACKET) PASSENGER'S MICU PNK PNK WIRE PNK WIRE PPL PPL PNK WIRE PPL PPL RED WIRE REMOTE SLOT S-NET SCTY UNDER- HOOD VOUT SLOT W/ NAVIGATION W/O NAVIGATION WHT WIRE YEL WIRE

A/T AIR CONDITIONING SYSTEM BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/WHT WIRE DRIVER'S JUNCTION BOX 1 (BEHIND LEFT SIDE OF DASH) ETCS CONTROL RELAY FUSE 12 FUSE 13 FUSE 19 FUSE 14 FUSE 17 FUSE 18 FUSE 21 GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START DRIVER'S UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) HOUSING) (M/T: RIGHT FRONT OF ENGINE) ICM IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 IGNITION COIL 5 IGNITION COIL 6 IGNITION COIL RELAY PGM-FI MAIN RELAY 1 PGM-FI SUB- RELAY RED WIRE RED/BLK WIRE RED/YEL WIRE UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE

A/T AIR CONDITIONING SYSTEM BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/WHT WIRE DRIVER'S JUNCTION BOX 1 (BEHIND LEFT SIDE OF DASH) ETCS CONTROL RELAY FUSE 12 FUSE 13 FUSE 19 FUSE 14 FUSE 17 FUSE 18 FUSE 21 GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START DRIVER'S UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) HOUSING) (M/T: RIGHT FRONT OF ENGINE) ICM IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 IGNITION COIL 5 IGNITION COIL 6 IGNITION COIL RELAY PGM-FI MAIN RELAY 1 PGM-FI SUB- RELAY RED WIRE RED/BLK WIRE RED/YEL WIRE UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE