Lexus GX J150 (2009-2013) main body ecu Wiring diagrams

7 3 8 4 6 2 LHM+ SML LH E SMGL 8 4 7 3 6 2 RH E SMGR RHM+ SMR PNK WIRE ASSEMBLY AUTO HEAD BLK WIRE BLK/RED WIRE BLU WIRE BRN WIRE CAMERA CANN CANP COMBINATION METER COMPUTER DATA LINES SYSTEM D/L 2 FUSE ECU- IG 1 FUSE ECU-B ASSEMBLY FUSE (LEFT SIDE OF ENGINE COMPT) ECU-IG 2 FUSE ENGINE ROOM R/B ENGINE ROOM R/B ASSEMBLY GAUGE FUSE GRN WIRE GRY WIRE HEAD HEADLAMP DIMMER SWITCH ASSEMBLY HEADLIGHT SWIVEL ECU ASSEMBLY (LEFT SIDE OF DASH) HOT AT ALL TIMES HOT W/ IG 1 RELAY ENERGIZED IND AFS OFF INIT INNER REAR VIEW MIRROR ASSEMBLY INSTRUMENT PANEL J/B ASSEMBLY (LEFT SIDE OF DASH) J/B 3 (LEFT SIDE J/B 3 (LEFT SIDE OF DASH) J/B 4 (CENTER OF DASH) LEFT REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY LH- RH- SML LH+ LIFT HEADLIGHT ASSEMBLY LIGHT CONTROL SWITCH LT BLU WIRE LT GRN WIRE MAIN BODY ECU MAP LIGHT ASSEMBLY MICRO COMPUTER OF DASH) PNK WIRE POWER SUPPLY CIRCUIT RED WIRE RED/GRN WIRE RIGHT HEADLIGHT ASSEMBLY RIGHT REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY SBF SHRL SBL SGF SGL SHB SHG SHRL SHRR SMBL SMBR SMGL SMGR PNK WIRE SMR RH+ CANH CANL IGS IG SUSPENSION CONTROL ECU (IF EQUIPPED) (LEFT SIDE OF DASH) TAIL (CANADA) OFF DRL OFF (USA) VIO WIRE W/ ELECTRONIC MODULATED AIR SUSPENSION W/O ELECTRONIC MODULATED AIR SUSPENSION WHT WIRE WHT/BLK WIRE

1 4 RCYL OILE 13 14 CANL CANH 18 7 LSFR LSFL 19 6 BCTY RCTY 26 2 4 FSPT FLCY FRCY 32 31 IG ALTB 5 1 4 CSPT FLCL LCYL 6 2 TSPT OSPT BACK DOOR COURTESY LIGHT SWITCH ASSEMBLY BACK DOOR LOCK ASSEMBLY BACK WINDOW LOCK ASSEMBLY BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM D/L 2 (LEFT SIDE OF DASH) FUSE ECU-IG 2 FUSE FRCL GCTY GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ECU-B FUSE HOT AT ALL TIMES ENGINE DOME ROOM R/B FUSE ASSEMBLY (LEFT SIDE OF ENGINE) HOT IN ON OR START INSTRUMENT PANEL J/B ASSEMBLY LCTY LEFT FRONT DOOR W/ MOTOR LOCK ASSEMBLY LEFT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY LEFT REAR DOOR LOCK ASSEMBLY LEFT REAR SIDE STEP LIGHT LEFT FRONT SIDE STEP LIGHT LSWB LSWL LSWR LT BLU WIRE MAIN BODY ECU PNK WIRE RED WIRE RED/BLK WIRE RIGHT FRONT DOOR DOOR W/ MOTOR LOCK ASSEMBLY RIGHT FRONT SIDE STEP LIGHT RIGHT REAR DOOR COURTESY LIGHT ASSEMBLY RIGHT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY RIGHT REAR DOOR INSIDE HANDLE ILLUMINATION LIGHT ASSEMBLY RIGHT REAR DOOR LOCK ASSEMBLY RIGHT REAR SIDE STEP LIGHT VIO WIRE WHT WIRE WHT/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 SGND 31 32 CANL CANH 5 6 7 8 9 10 11 12 FRV- 9 8 3 2 1 13 CANP CANN BLK WIRE BLU WIRE BRN WIRE CANN CANP COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEMS ECM (RIGHT SIDE OF DASH) ECU- IG 1 ECU-B FUSE ENGINE ROOM R/B ASSEMBLY (LEFT SIDE OF ENGINE COMPT) FL P/SEAT FUSE FRONT LIFTER MOTOR FRV+ RCL+ LFT+ RCL- LFT- PNK WIRE FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B ASSEMBLY (LEFT SIDE OF DASH) J/B 3 (LEFT SIDE OF DASH) J/B 4 (CENTER OF DASH) J/C LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LEFT FRONT POWER SEAT SWITCH ASSEMBLY LEFT FRONT SEPARATE TYPE SEAT BACK ASSEMBLY LEFT FRONT SEPARATE TYPE SEAT CUSHION SPRING ASSEMBLY LEFT OUTER MIRROR CONTROL ECU ASSEMBLY (LEFT SIDE OF DASH) LIFTER MOTOR LT BLU WIRE LT GRN WIRE MAIN BODY ECU MM MSWE PARK/NEUTRAL POSITION SWITCH PNK WIRE RECLINING MOTOR RED WIRE RELAY ENERGIZED SEAT MEMORY SWITCH SET- SLD SLIDE MOTOR SSFV SSRL SSRS PNK WIRE SSRR SYSB PNK WIRE VIO WIRE WHT WIRE WHT/BLK WIRE

AIR SUS RELAY BACK DOOR COURTESY LIGHT SWITCH ASSEMBLY BLK WIRE BLU WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM ENGINE ROOM R/B ASSEMBLY ENGINE ROOM R/B ASSEMBLY (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRY WIRE HEADLIGHTS SYSTEM LCTY LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LEFT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY LEFT REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY LEFT REAR SHOCK ABSORBER ASSEMBLY LT GRN WIRE MAIN BODY ECU PNK WIRE RAL+ RAR+ RBL- RBR- RCTY RED WIRE RED/GRN WIRE RIGHT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY RIGHT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY RIGHT REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY RIGHT REAR SHOCK ABSORBER ASSEMBLY SHB SHG SHRL SHRR SUSPENSION CONTROL ECU (LEFT SIDE OF DASH) VIO WIRE WHT WIRE WHT/BLK WIRE

A/C AMPLIFIER ASSEMBLY A/C CONTROL ASSEMBLY AIR BAG SENSOR ASSEMBLY BLK WIRE CENTER DIFFERENTIAL LOCK SWITCH CERTIFICATION ECU ASSEMBLY CLEARANCE WARNING ECU ASSEMBLY COMBINATION METER ASSEMBLY COMBINATION SWITCH ASSEMBLY CONSOLE BOX ILLUMINATION LIGHT ASSEMBLY DATA LINK CONNECTOR DCM (TELEMATICS TRANSCEIVER) DRIVING SUPPORT SWITCH CONTROL ECU FOUR WHEEL DRIVE CONTROL ECU FRONT BLOWER W/ FAN MOTOR SUB- ECM ASSEMBLY GLOVE BOX LIGHT INTEGRATION CONTROL, PANEL ASSEMBLY J/B 4 (CENTER OF DASH) J/C JUNCTION TERMINAL LEFT REFRESHING SEAT SWITCH MAIN BODY ECU OF DASH) OPTION CONNECTOR (ENGINE STARTER) PARKING ASSIST ECU POWER MANAGEMENT CONTROL ECU RIGHT ELECTRICAL KEY ANTENNA RIGHT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY RIGHT REFRESHING SEAT SWITCH SEAT MULTIPLEX BELT TILT, CONTROL TELESCOPIC ECU ECU STEERING LOCK ACTUATOR ASSEMBLY TRANSMISSION CONTROL SWITCH W/ CLEARANCE WARNING ECU ASSEMBLY W/ PARKING ASSIST ECU WHT/BLK WIRE YAW RATE SENSOR ASSEMBLY

D DR UNLOCK RELAY DOOR CONTROL RECEIVER DOOR LOCK RELAY DR UNLOCK RELAY FOLD SEAT SWITCH ASSEMBLY FROM FUEL LID MOTOR ASSEMBLY G/H OPNER RELAY RELAY HEIGHT CONTROL EXHAUST VALVE HEIGHT HEIGHT CONTROL CONTROL COMPRESSOR VALVE MOTOR INNER REAR VIEW MIRROR ASSEMBLY J/C LEFT BACKUP LIGHT ASSEMBLY LEFT FOLD SEAT CONTROL ECU LEFT FRONT SIDE STEP LIGHT LEFT REAR COMBINATION LIGHT ASSEMBLY LEFT REAR POWER SEAT SWITCH LEFT REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LEFT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LEFT REAR SEAT HEATER ASSEMBLY LEFT REAR SIDE STEP LIGHT LEFT SEAT BACK CLIMATE CONTROL BLOWER LEFT SEAT CUSHION FRAME SUB- ASSEMBLY MAIN BODY ECU NCA WIRE POWER POINT SOCKET ASSEMBLY RELAY RIGHT BACKUP LIGHT ASSEMBLY RIGHT REAR COMBINATION LIGHT ASSEMBLY SHIELD SLIDING ROOF MAP LIGHT CONTROL ASSEMBLY ECU STEERING WHEEL HEATER CONTROL ASSEMBLY TOWING BRAKE CONTROLLER TRAILER SOCKET W/O AUTOMATIC HIGH BEAM SYSTEM WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY

1 19 6 GCTY BCTY RCTY 15 13 14 5 8 29 30 28 27 PNK DIM CANL CANH HU HF HEAD TAIL WIRE 30 15 25 BECU HRLY DRL 32 31 14 13 IG ALTB TRLY FFGO 4 2 FRCY FLCY ALT FUSE AUTO TAIL BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM D/L 2 FUSE DIMMER SWITCH ECU-IG 2 FUSE ENGINE ROOM J/B ASSEMBLY (LEFT SIDE OF ENGINE COMPT) FR FOG FUSE FR FOG RELAY GAUGE FUSE GRN WIRE GRY WIRE HEAD TAIL FRONT AUTO OFF OFF (CANADA) DRL OFF (USA) FOG LIGHT SWITCH HOT AT ALL TIMES HOT W/ IG 1 RELAY ENERGIZED INSTRUMENT PANEL J/B ASSEMBLY (LEFT SIDE OF DASH) J/B 3 (LEFT SIDE OF DASH) LCTY LEFT FOG LIGHT ASSEMBLY LIGHT CONTROL SWITCH HEADLIGHT DIMMER SWITCH ASSEMBLY LT BLU WIRE LT GRN WIRE MAIN BODY ECU PNK WIRE RED WIRE RIGHT FOG LIGHT ASSEMBLY TAIL FUSE TAIL RELAY VIO WIRE WHT WIRE WHT/BLK WIRE

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

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 LMVR 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 RMVR 1 2 3 4 5 6 7 8 9 10 11 12 13 14 MM 31 32 CANL CANH ADJUST SWITCH ASSEMBLY (LEFT SIDE OF DASH) BDR BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLU WIRE BRN WIRE CANN CANP COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEMS D DOOR FUSE DOWN EC- TRN+ ECM (RIGHT SIDE OF DASH) ECU- IG 1 ECU-B FUSE ECU-IG 2 FUSE FOLD FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B ASSEMBLY (LEFT SIDE OF ENGINE COMPT) HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B INTERIOR LIGHTS SYSTEM RIGHT OUTER REAR VIEW MIRROR ASSEMBLY J/B 3 (LEFT SIDE OF DASH) J/B 4 (CENTER OF DASH) J/C LEFT LEFT OUTER MIRROR CONTROL ECU ASSEMBLY (LEFT SIDE OF DASH) LEFT OUTER REAR VIEW MIRROR ASSEMBLY LT BLU WIRE LT GRN WIRE MAIN BODY ECU MIRB MIRE MIRS MR+ HTR+ RVC VSSR EC+ TRN- RMHR RM+R MR- HTR- HSSR MSW MSWE BDR MT+ HTR+ LVC VSSR EC+ TRN- LMHR LM+R MR- HTR- HSSR ORG/ WIRE OUTER MIRROR SWITCH ASSEMBLY P DOOR FUSE PARK/NEUTRAL POSITION SWITCH PNK WIRE RED WIRE RED/WHT WIRE RELAY ENERGIZED RET RIGHT RIGHT + LEFT + LEFT - RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY (CENTER OF ROOF) SEAT MEMORY SWITCH SELECT SWITCH SET- SIG CPUB GND SIG CPUB GND CANN CANP UNFOLD VIO WIRE WHT WIRE WHT/BLK WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 10 TIM- +B MSW VC CANP VCI TIS IG ECUB TIM+ 11 12 13 14 15 16 17 18 GND 9 8 3 2 1 13 CANP CANN BLK WIRE BLU WIRE CANN CANP COMPUTER DATA LINES SYSTEM ECU- IG 1 FUSE ECU-B FUSE ENGINE COMPT) ENGINE ROOM R/B ASSEMBLY (LEFT SIDE OF GRN WIRE HEADLAMP DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY (LEFT SIDE OF DASH) J/B 3 (LEFT SIDE OF DASH) J/C LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LEFT OUTER MIRROR CONTROL ECU ASSEMBLY (LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE MAIN BODY ECU MM MSWE MULTIPLEX TILT, TELESCOPIC ECU (LEFT SIDE OF DASH) PNK MSW WIRE PNK WIRE POWER TILT MOTOR (RIGHT SIDE OF DASH) RED WIRE RELAY ENERGIZED RIGHT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY SEAT MEMORY SWITCH SET- TELESCOPIC SHRINK TILT UP TELESCOPIC STRETCH TEM+ TELESCOPIC MOTOR TES TI, TE FUSE TILT DOWN TILT SENSOR TILT, TELESCOPIC SWITCH TIM+ TILT MOTOR TIM- GND VCE TELESCOPIC SENSOR TEM- VCI TIS VIO WIRE WHT WIRE WHT/BLK WIRE