Acura MDX II facelift (2010-2013) ignition key switch/ key light Wiring diagrams

+B CARGO LT +B PMS ALTC ALTERNATOR ALTF ALTL B-CAN BATTERY BLK WIRE BRN WIRE CAN L CARGO LT- COMPUTER DATA LINES SYSTEM CONTROL CIRCUITS COURTESY UART DRIVER'S DOOR COURTESY LIGHT DRIVER'S FOOTWELL LIGHT DRIVER'S MPCS UNIT (IN DRIVER'S DOOR) ELD UNIT FAST CONTROLLER AREA NETWORK TRANSCEIVER FRONT PASSENGER'S DOOR COURTESY LIGHT FRONT PASSENGER'S FOOTWELL LIGHT FRONT PASSENGER'S MPCS UNIT (IN FRONT PASSENGER'S DOOR) FUSE 21 FUSE 6 FUSE 8 FUSE 9 GAUGE CONTROL MODULE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IG KEY LT IGNITION KEY LIGHT IGNITION KEY SWITCH/ KEY LIGHT INTR LT- KICK PANEL) LEFT REAR DOOR COURTESY LIGHT LEFT TAILGATE LIGHT LIN LIN TRANS- CEIVER LT GRN WIRE MAIN UNDER-HOOD FUSE/RELAY BOX (LEFT FRONT OF ENGINE COMPT) MULTI- FUSE 1 MAIN FUSE NCA WIRE ORG/ WIRE PCM (RIGHT FRONT OF ENGINE COMPT) PNK COURTESY WIRE PNK WIRE POWER TAILGATE INSIDE SWITCH REAR FUSE/ MICU RELAY BOX (LEFT SIDE OF CARGO AREA) REAR INDIVIDUAL RED WIRE RIGHT REAR DOOR COURTESY LIGHT RIGHT TAILGATE LIGHT ROOF CONSOLE RR CTSY LT RA RR CTSY LT RD STARTING CIRCUIT UART UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT MICU USED) (NOT WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE

+B BACKUP B-CAN B-CAN OF CARGO AREA) B-CAN SCOM OHSW BLK WIRE COMPUTER DATA LINES SYSTEM DR SW DR SW DR RD SWAS RA DRIVER'S DOOR SWITCH (IN LEFT "B" PILLAR) DRIVER'S MPCS UNIT (IN DRIVER'S DOOR) FRONT PASSENGER'S DOOR SWITCH (IN RIGHT "B" PILLAR) FRONT PASSENGER'S MPCS UNIT (IN FRONT PASSENGER'S DOOR) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) IG KEY SW IGNITION KEY LIGHT IGNITION KEY SWITCH IGNITION KEY SWITCH/ KEY LIGHT IMMOBILIZER KEYLESS CONTROL UNIT (IN STEERING COLUMN) LEFT REAR DOOR SWITCH (IN LEFT "C" PILLAR) LT GRN WIRE MICU IG KEY LT (-) ORG/ WIRE PNK KEY SW WIRE PNK WIRE POWER TAILGATE CONTROL UNIT (CENTER OF TAILGATE) REAR FUSE/RELAY BOX (LEFT SIDE MICU RIGHT REAR DOOR SWITCH (IN RIGHT "C" PILLAR) TAILGATE OUTSIDE HANDLE SWITCH TRUNK, TAILGATE, FUEL DOORS SYSTEM UART VBU B-CAN UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) VBU UART WHT WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CONTROL UNIT) DRIVER'S DOOR KEY CYLINDER SWITCH DRIVER'S DOOR LOCK ACTUATOR/ KNOB SWITCH/KEY CYLINDER SWITCH (IN DRIVER'S DOOR) DRIVER'S DOOR LOCK KNOB SWITCH DRIVER'S DOOR LOCK SWITCH DRIVER'S MPCS UNIT (IN DRIVER'S DOOR) FRONT PASSENGER'S DOOR LOCK SWITCH FRONT PASSENGER'S DOOR SWITCH (IN RIGHT "B" PILLAR) FRONT PASSENGER'S MPCS UNIT (IN FRONT PASSENGER'S DOOR) FULL LATCH SWITCH GRN WIRE GRY WIRE IGNITION KEY SWITCH IGNITION KEY SWITCH/ KEY LIGHT J/C KEYLESS BUZZER KEYLESS BUZZER/ POWER TAILGATE BUZZER (BEHIND REAR BUMPER) LOCK LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK LOCK UNLOCK WIRE PNK WIRE PNK/ LOCK WIRE POWER TAILGATE CLOSER UNIT PPL REAR FUSE/ MICU RELAY BOX B-CAN (LEFT SIDE T/G SW OF CARGO AREA) RED WIRE SCOM OHSW TAILGATE OUTSIDE HANDLE SWITCH (CENTER OF TAILGATE) TRUNK, TAILGATE, FUEL DOORS SYSTEM UART CAN UART VBU UNDER-DASH FUSE/RELAY BOX UNLOCK UNLOCK KEY UNLOCK KEY LOCK LOCK UNLOCK VBU SG ILL (+) LOCK UNLOCK UNLOCK UNLOCK SGND WHT WIRE YEL WIRE

ACCESSORY POWER SOCKET RELAY AUTOMATIC DIMMING INSIDE MIRROR BLK WIRE BOX (BEHIND LEFT KICK PANEL) BRN WIRE DRIVER'S DOOR LOCK ACTUATOR/ KNOB SWITCH/KEY CYLINDER SWITCH DRIVER'S MPCS UNIT DRIVER'S VANITY MIRROR LIGHT DRIVING POSITION MEMORY SWITCH E-PRETENSIONER UNIT FRONT FRONT PASSENGER'S PASSENGER'S SEAT SEAT HEATER CUSHION HEATER FRONT PASSENGER'S POWER SEAT ADJUSTMENT SWITCH FRONT PASSENGER'S SEAT BACK FAN MOTOR FRONT PASSENGER'S SEAT BELT BUCKLE SWITCH FRONT PASSENGER'S SEAT CUSHION FAN MOTOR FRONT PASSENGER'S VANITY MIRROR LIGHT IGNITION KEY SWITCH/ KEY LIGHT LEFT LEFT SIDE POWER TURN MIRROR SIGNAL DEFOGGER LIGHT LEFT POWER MIRROR LEFT REAR LEFT REAR DOOR LOCK POWER ACTUATOR/ WINDOW KNOB SWITCH SWITCH MICU MICU SERVICE CHECK CONNECTOR NCA WIRE ODS UNIT PNK WIRE REAR (EXCEPT BASE) INDIVIDUAL HFL- MAP LIGHTS NAVIGATION MICROPHONE REAR INDIVIDUAL MAP LIGHTS REARVIEW CAMERA DISPLAY/ AUTOMATIC DIMMING INSIDE MIRROR RED/ BLK WIRE ROOF CONSOLE TURN SIGNAL/ HAZARD RELAY UNDER-DASH FUSE/RELAY USA: ADVANCE, ADVANCE/ENTERTAINMENT; CANADA: ELITE W/ BASE W/O BASE WIPER/ WASHER SWITCH

3 PNK WIRE 6 PNK WIRE A/C A/C COMPRESSOR CONDENSER CLUTCH FAN RELAY DIODE RELAY ACC CUT RELAY ACC+ TO ACCESSORY POWER SOCKET RELAY MICU (DIAGRAM 6 OF 6) ACURALINK CONTROL UNIT (XM RECEIVER) (USA: EXCEPT BASE) AUDIO HFL AUDIO UNIT NAVIGATION NAVIGATION MICROPHONE UNIT (EXCEPT BASE) AUXILIARY UNDER-DASH FUSE HOLDER 2 AUXILIARY UNDER-DASH RELAY BLOCK A (UNDER LEFT SIDE OF DASH) AUXILIARY UNDER-DASH RELAY BLOCK B (UNDER LEFT SIDE OF DASH) RELAY BLU/WHT WIRE CLIMATE CONTROL PNK PNK UNIT WIRE CLIMATE CONTROL UNIT EXCEPT BASE BASE FROM AC INVERTER UNIT (DIAGRAM PPL 1 OF 6) FROM PGM-FI MAIN RELAY 2 (FUEL PUMP) (DIAGRAM 2 OF 6) FROM UNDER-DASH FUSE/RELAY BOX (DIAGRAM 3 OF 6) FRONT BLOWER MOTOR RELAY FRONT SEAT) FUSE 1 (STS) FUSE 23 (NOT FUSE 30 FUSE 32 GRN WIRE HANDSFREE- LINK CONTROL UNIT HEATER RELAY IG 2 IGNITION KEY SWITCH/ KEY LIGHT IGNITION SWITCH INTERFACE DIAL (EXCEPT BASE) J/C LOCK LOCK ON LT BLU WIRE LT GRN WIRE LT LT PNK WIRE MICU NAVIGATION DISPLAY UNIT (EXCEPT BASE) ORG/ WIRE PCM PNK 1 PNK 1 PNK WIRE PNK 4 PNK 2 WIRE PNK PNK WIRE PNK WIRE PPL PPL 16 PPL 2 PPL 4 PPL EXCEPT BASE BASE PPL PPL PPL 6 REAR BLOWER MOTOR RELAY REAR FUSE/ RELAY BOX (LEFT PNK PNK WIRE REAR WINDOW DEFOGGER RELAY RED WIRE SIDE OF CARGO AREA) STARTER CUT RELAY 1 STARTER CUT RELAY 2 TO UNDER- DASH FUSE/ RELAY BOX (DIAGRAM 5 OF 6) TRANS- MISSION RANGE SWITCH UNDER-HOOD FUSE/RELAY BOX USED) WHT WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CONTROL UNIT) DRIVER'S DOOR KEY CYLINDER SWITCH DRIVER'S DOOR LOCK ACTUATOR/ KNOB SWITCH/KEY CYLINDER SWITCH (IN DRIVER'S DOOR) DRIVER'S DOOR LOCK KNOB SWITCH DRIVER'S DOOR LOCK SWITCH DRIVER'S MPCS UNIT (IN DRIVER'S DOOR) FRONT PASSENGER'S DOOR LOCK SWITCH FRONT PASSENGER'S DOOR SWITCH (IN RIGHT "B" PILLAR) FRONT PASSENGER'S MPCS UNIT (IN FRONT PASSENGER'S DOOR) FULL LATCH SWITCH GRN WIRE GRY WIRE IGNITION KEY SWITCH IGNITION KEY SWITCH/ KEY LIGHT J/C KEYLESS BUZZER KEYLESS BUZZER/ POWER TAILGATE BUZZER (BEHIND REAR BUMPER) LOCK LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK LOCK UNLOCK WIRE PNK WIRE PNK/ LOCK WIRE POWER TAILGATE CLOSER UNIT PPL REAR FUSE/ MICU RELAY BOX B-CAN (LEFT SIDE T/G SW OF CARGO AREA) RED WIRE SCOM OHSW TAILGATE OUTSIDE HANDLE SWITCH (CENTER OF TAILGATE) TRUNK, TAILGATE, FUEL DOORS SYSTEM UART CAN UART VBU UNDER-DASH FUSE/RELAY BOX UNLOCK UNLOCK KEY UNLOCK KEY LOCK LOCK UNLOCK VBU SG ILL (+) LOCK UNLOCK UNLOCK UNLOCK SGND WHT WIRE YEL WIRE

ACC/ B-CAN BLK WIRE BLU WIRE BOX (BEHIND LEFT KICK PANEL) BRN WIRE COMPUTER DATA LINES SYSTEM DOOR LOCK DRIV DOOR SW DRIVER'S DRIVER'S DOOR DRIVER'S DOOR LOCK ACTUATOR/ KNOB SWITCH/KEY CYLINDER SWITCH (IN DRIVER'S DOOR) DRIVER'S DOOR LOCK SWITCH DRIVER'S DOOR SWITCH (IN LEFT "B" PILLAR) DRIVER'S MPCS UNIT (IN DRIVER'S DOOR) DRW FRONT PASSENGER'S DOOR SWITCH (IN RIGHT "B" PILLAR) FRONT SEAT HEATER RELAY FUSE 11 FUSE 21 FUSE 30 FUSE 32 FUSE 7 GRN WIRE H/L BACKUP HOT AT ALL TIMES HOT IN ON OR START IG KEY SW IGNITION KEY SWITCH IGNITION KEY SWITCH/ KEY LIGHT INDICATOR PANEL LIGHT PARK PIN SWITCH INTERMITTENT WIPER RELAY JUNCTION CONNECTOR KEY CYLINDER KNOB SWITCH LOCK LT BLU WIRE LT GRN WIRE MICU P PIN SW PAS DOOR SW PNK PNK PNK WIRE PNK PNK WIRE PNK PPL WIRE PNK WIRE POWER TAILGATE CONTROL UNIT (CENTER OF TAILGATE) PPL RED WIRE S-NET SCOM SHIFT LOCK SOLENOID SHIFT LOCK SOLENOID/ PARK PIN SWITCH/ A/T GEAR POSITION SWITCH UNDER-DASH FUSE/RELAY UNLOCK UNLOCK ILL+ UNLOCK LOCK LOCK UNLOCK KEY UNLK KEY LK WHT WIRE WINDSHIELD WIPER MOTOR (UNDER LEFT SIDE OF COWL COVER) WIPER/ WASHER SWITCH YEL WIRE