Lexus GX J150 (2009-2013) w/o navigation Wiring diagrams

1 2 CANH CANL 10 9 PNK TXM- TXM+ WIRE 24 25 TX- TX+ 29 28 CANH CANL 5 15 ATX+ ATX- 7 8 TX+ TX- 9 10 TXM+ TXM- PNK WIRE 9 21 22 TC CANH CANL BLK WIRE BLU WIRE CANN CANP DISPLAY, NAVIGATION MODULE DISPLAY DRIVER MONITOR ECU ASSEMBLY (LEFT SIDE OF DASH) DRIVING SUPPORT ECU ASSEMBLY (CENTER OF DASH) GRN WIRE GRY WIRE HEADLIGHT SWIVEL ECU ASSEMBLY (LEFT SIDE OF DASH) INIT LANE RECOGNITION CAMERA SENSOR ASSEMBLY (CENTER OF DASH) LT GRN WIRE MILLIMETER WAVE RADAR SENSOR ASSEMBLY (FRONT CENTER OF ENGINE COMPT) MULTI-MEDIA INTERFACE ECU (RIGHT SIDE OF DASH) PARKING ASSIST ECU (RIGHT SIDE OF DASH) PNK WIRE RADIO RECEIVER ASSEMBLY (CENTER OF DASH) RED WIRE SEAT BELT CONTROL ECU (LEFT SIDE OF DASH) STABILIZER CONTROL ECU (LEFT SIDE OF DASH) STEREO COMPONENT AMPLIFIER ASSEMBLY (9 SPEAKER: UNDER FRONT PASSENGER'S SEAT) SUSPENSION CONTROL ECU (LEFT SIDE OF DASH) VIO WIRE W/ NAVIGATION W/O NAVIGATION WHT WIRE

AGND ANTI-THEFT SYSTEM BLK WIRE BLU WIRE CERTIFICATION ECU ASSEMBLY (CENTER CLGB COMPUTER DATA LINES SYSTEM DATA DISPLAY, NAVIGATION MODULE DISPLAY DOOR CONTROL RECEIVER (RIGHT "C" PILLAR) GRN WIRE GRY WIRE IG CUTB IGN FUSE INDOOR ELECTRICAL KEY ANTENNA ASSEMBLY 2 (LEFT REAR SEAT) INDOOR ELECTRICAL KEY ANTENNA ASSEMBLY 3 (REAR OF CARGO AREA) INSTRUMENT PANEL J/B ASSEMBLY (LEFT SIDE OF DASH) INTEGRATION CONTROL, PANEL ASSEMBLY J/B 3 (LEFT SIDE OF DASH) J/B 4 J/B 4 (CENTER OF DASH) LIN LT GRN WIRE LUGGAGE ELECTRICAL KEY SWITCH OF DASH) OUTSIDE LUGGAGE ELECTRICAL KEY ANTENNA (REAR BUMPER) PNK CANH CANL SWIL TXCT CODE WIRE PNK WIRE RCO RDA RSSI PNK WIRE RED WIRE RELAY ENERGIZED RIGHT ELECTRICAL KEY ANTENNA (IN RIGHT DOOR) RSSI SECURITY INDICATOR LP SECURITY INDICATOR SEUC SENS TRG+ VIO WIRE W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 IG 1 2 4 3 CV- CV+ CB+ CGND 19 6 12 13 14 BCTY RCTY ACCESSORY METER ASSEMBLY ASSEMBLY (CENTER OF DASH) BACK DOOR COURTESY LIGHT SWITCH ASSEMBLY BLK WIRE BLU WIRE BRN WIRE CANL CANH CGND +B CA+ COMPUTER DATA LINES SYSTEM DCM (TELEMATICS TRANSCEIVER) (CENTER OF DASH) DISPLAY, NAVIGATION DISPLAY MODULE GRN WIRE GRY WIRE GVIF HCTY PKB FLCY FRCY INSTRUMENT PANEL J/B ASSEMBLY (LEFT SIDE OF DASH) INTEGRATION CONTROL, PANEL ASSEMBLY J/B 3 (LEFT SIDE OF DASH) J/B 4 (CENTER OF DASH) LCTY LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LEFT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY LIN LT GRN WIRE MAIN BODY ECU (LEFT SIDE OF DASH) NAVIGATION SYSTEM NCA WIRE PARKING BRAKE SWITCH ASSEMBLY (LEFT SIDE OF DASH) POWER MANAGEMENT CONTROL ECU (CENTER OF DASH) RADIO RECEIVER REAR TELEVISION CAMERA ASSEMBLY (W/O PARKING ASSIST ECU) (LUGGAGE COMPT) RED WIRE REV RIGHT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY RIGHT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY SPDP STEREO COMPONENT AMPLIFIER ASSEMBLY (LEFT REAR OF CARGO AREA) STEREO COMPONENT AMPLIFIER ASSEMBLY (UNDER FRONT PASSENGER'S SEAT) SWA SWB SWC V+ V- GND VIO WIRE VOLTAGE INVERTER ASSEMBLY (RIGHT SIDE OF CARGO AREA) W/ 17 SPEAKER W/ 9 SPEAKER W/ NAVIGATION W/O NAVIGATION W/O NAVIGATION W/ NAVIGATION WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY

13 14 CANL CANH 32 31 14 IG ALTB TRLY ASSEMBLY AUTO BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM CURTAIN AIR BAG CUT OFF SWITCH D/L 2 FUSE DRL OFF OFF (USA) (CANADA) ENGINE ENGINE ROOM R/B ASSEMBLY (LEFT SIDE OF ENGINE COMPT) FOLD SEAT SWITCH ASSEMBLY 1 FUEL LID OPENER SWITCH GRN WIRE HAZARD WARNING SIGNAL SWITCH LIGHT CONTROL ASSEMBLY RHEOSTAT (CENTER OF DASH) HEAD TAIL HEADLIGHT DIMMER SWITCH HOT AT ALL TIMES HOT AT ALL TIMES ALT ROOM J/B FUSE ASSEMBLY (LEFT SIDE OF ENGINE COMPT) HOT AT ALL TIMES ECU-B FUSE HOT IN ON OR START HOT IN ON OR START ECU-IG 2 FUSE ILL TRIP SWITCH INSTRUMENT PANEL J/B ASSEMBLY (LEFT SIDE OF DASH) J/B 3 (LEFT SIDE OF DASH) MAIN BODY ECU MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY OUTER MIRROR SWITCH ASSEMBLY PANEL GAUGE FUSE FUSE RED WIRE RIGHT REAR POWER SEAT SWITCH STEERING HEATER SWITCH SWG TAIL TAIL RELAY VSC OFF SWITCH (LEFT SIDE OF DASH) W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/BLK WIRE

15 16 17 18 19 20 21 22 23 24 25 26 27 28 REV 3 4 9 10 12 PNK WIRE ACCESSORY METER ASSEMBLY (W/O NAVIGATION) BLK WIRE BLK/VIO WIRE BLU WIRE BRN WIRE CANL CANH BLSW CANP CANN CLEARANCE WARNING BUZZER 1 (LEFT SIDE OF DASH) COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM CSSW DIODE (SHIFT POSITION) DISPLAY, NAVIGATION MODULE DISPLAY DOWN DRIVING SUPPORT SWITCH CONTROL ECU ECU-IG 2 FUSE EF BBZ ENTER GAUGE FUSE GRN WIRE GRY WIRE GVIF HOT IN ON OR START IG+ PNK WIRE INSTRUMENT PANEL J/B ASSEMBLY (LEFT SIDE OF DASH) J/B 3 (LEFT SIDE OF DASH) J/B 4 (CENTER OF DASH) LEFT STEERING PAD SWITCH LT BLU WIRE LT GRN WIRE MENU PARK/NEUTRAL POSITION SWITCH PARKING ASSIST ECU (RIGHT SIDE OF DASH) PNK PNK WIRE PNK WIRE POWER IG+ SUPPLY CIRCUIT 39 40 21 MICRO CANL CANH COMPUTER RED WIRE RIGHT STEERING PAD SWITCH ROUND MONITOR SPIRAL CABLE SUB-ASSEMBLY STEERING PAD SWITCH ASSEMBLY VIO WIRE W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/BLK WIRE YEL WIRE

AGND ANTI-THEFT SYSTEM BLK WIRE BLU WIRE CERTIFICATION ECU ASSEMBLY (CENTER CLGB COMPUTER DATA LINES SYSTEM DATA DISPLAY, NAVIGATION MODULE DISPLAY DOOR CONTROL RECEIVER (RIGHT "C" PILLAR) GRN WIRE GRY WIRE IG CUTB IGN FUSE INDOOR ELECTRICAL KEY ANTENNA ASSEMBLY 2 (LEFT REAR SEAT) INDOOR ELECTRICAL KEY ANTENNA ASSEMBLY 3 (REAR OF CARGO AREA) INSTRUMENT PANEL J/B ASSEMBLY (LEFT SIDE OF DASH) INTEGRATION CONTROL, PANEL ASSEMBLY J/B 3 (LEFT SIDE OF DASH) J/B 4 J/B 4 (CENTER OF DASH) LIN LT GRN WIRE LUGGAGE ELECTRICAL KEY SWITCH OF DASH) OUTSIDE LUGGAGE ELECTRICAL KEY ANTENNA (REAR BUMPER) PNK CANH CANL SWIL TXCT CODE WIRE PNK WIRE RCO RDA RSSI PNK WIRE RED WIRE RELAY ENERGIZED RIGHT ELECTRICAL KEY ANTENNA (IN RIGHT DOOR) RSSI SECURITY INDICATOR LP SECURITY INDICATOR SEUC SENS TRG+ VIO WIRE W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/BLK WIRE YEL WIRE

AIR BAG SENSOR ASSEMBLY (CENTER CONSOLE) BLK WIRE BLU WIRE BRN WIRE BSW CANL CANH 39 40 CANL COMPUTER DATA LINES SYSTEM COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DISPLAY, NAVIGATION MODULE DISPLAY DOOR IND DRIVER'S SEAT BELT ECU-B +B ECU-B FUSE ECU-IG 2 FUSE ENGINE ROOM R/B ASSEMBLY (LEFT SIDE OF ENGINE COMPT) GAUGE FUSE GRN WIRE HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT PANEL J/B ASSEMBLY INTEGRATION IG+ CONTROL, PANEL PASSENGER ASSEMBLY SEAT BELT WARNING LIGHT J/B 3 (LEFT SIDE OF DASH) J/B 4 (CENTER OF DASH) LAPL LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LEFT FRONT SEAT INNER BELT ASSEMBLY (UNDER DRIVER'S SEAT) LT GRN WIRE MAIN BODY ECU MICRO COMPUTER OCCUPANT DETECTION ECU (UNDER FRONT PASSENGER'S SEAT) PASSENGER SEAT BELT WARNING LIGHT PBEW PNK BGND WIRE PNK WIRE POWER SUPPLY CIRCUIT RED WIRE RIGHT FRONT SEAT INNER BELT ASSEMBLY (UNDER FRONT PASSENGER'S SEAT) VIO WIRE W/ NAVIGATION W/O NAVIGATION WHT WIRE WRNP YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 +B DIA GND FSR- BGND BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM (RIGHT "B" PILLAR) FRONT IN OCCUPANT DETECTION SENSOR (UNDER FRONT PASSENGER'S SEAT) FRONT OUT OCCUPANT DETECTION SENSOR FSR+ BSW GRN WIRE GRY WIRE GSW INSTRUMENT PANEL J/B ASSEMBLY (LEFT SIDE OF DASH) J/B 3 (LEFT SIDE OF DASH) J/B 4 (CENTER OF DASH) LT BLU WIRE LT GRN WIRE OCCUPANT DETECTION ECU (UNDER FRONT PASSENGER'S SEAT) PNK WIRE REAR IN OCCUPANT DETECTION SENSOR (UNDER FRONT PASSENGER'S SEAT) REAR OUT OCCUPANT DETECTION SENSOR (FRONT PASSENGER'S SEAT) RED WIRE SL- SR- VIO WIRE W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE