Lexus GX J120 (2002-2009) stoplight switch Wiring diagrams

ABS SOL FUSE BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BRAKE FLUID LEVEL WARNING SWITCH (ON BRAKE MASTER CYLINDER) BRL BRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM D/G DAC RELAY DETECTION SWITCH DRIVER IGN FUSE SIDE J/B (BEHIND LOWER LEFT END OF DASH) EB (ON LEFT FRONT INNER FENDER) ECU-B FUSE ENGINE ROOM R/B (ON LEFT SIDE ABS MTR FUSE OF ENGINE COMPT) EXI PKB WA BZ +BS FR+ FL- RR+ RL- STP TRC+ GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE HDCW IND WT VSCW FRO FLO HOT AT ALL TIMES HOT IN ON OR START INFR STPO FR- FL+ RR- RL+ J/C 11 (LEFT END OF DASH) JUNCTION CONNECTOR 16 (RIGHT SIDE OF DASH) JUNCTION CONNECTOR 22 (RIGHT SIDE OF DASH) JUNCTION CONNECTOR 7, 8 (LEFT END OF DASH) LBL WFSE CSW HDCS LEFT FRONT ABS SPEED SENSOR (ON LEFT FRONT SPINDLE/HUB ASSEMBLY) LT GRN WIRE LT GRN/RED WIRE NCA WIRE NEO CAN H ORG/ WIRE PNK WIRE PNK/BLU WIRE POSITION) (ON TRANSMISSION HOUSING) REAR ABS SPEED SENSOR (ON REAR AXLE, AT DIFFERENTIAL) RED WIRE RED/BLK WIRE RED/GRN WIRE RED/YEL WIRE RIGHT FRONT ABS SPEED SENSOR (ON RIGHT FRONT SPINDLE/HUB ASSEMBLY) SKID CONTROL ECU, ACTUATOR (LEFT REAR OF ENGINE COMPT) STOP FUSE STOPLIGHT SWITCH TRC+ TS CAN L WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE

7 15 16 +BM STP 9 1 2 3 8 23 18 19 26 27 20 21 IGSW +B 9 1 EC ACCEL POSITION SENSOR (BEHIND LEFT SIDE OF DASH) BATT MREL TC VPA BLK WIRE BLK/ORG WIRE BLU WIRE BLU/BLK WIRE BRN BRN WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMBINATION METER COMBINATION SWITCH CRUISE CONTROL SWITCH CRUISE IND DATA LINK CONNECTOR 3 (BELOW LEFT SIDE OF DASH) DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) EB (ON LEFT FRONT INNER FENDER) EE (ON REAR OF RIGHT CYLINDER HEAD) EFI FUSE EFI RELAY EG (ON REAR OF LEFT CYLINDER HEAD) ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT) ETCS FUSE FUSE GAUGE FUSE GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT IN ON OR START IGN FUSE J/B 1 (BEHIND CENTER OF DASH) J/B 2 (BEHIND CENTER OF DASH) J/B 3 (BEHIND RIGHT SIDE OF DASH) J/C 10 (CENTER OF DASH) J/C 13 (LEFT END OF DASH) J/C 15 (RIGHT SIDE OF DASH) J/C 16 (RIGHT SIDE OF DASH) J/C 17 (RIGHT SIDE OF DASH) J/C 19 (RIGHT SIDE OF DASH) J/C 2 (LEFT SIDE OF ENGINE COMPT) J/C 20 (RIGHT SIDE OF DASH) J/C 21 (RIGHT SIDE OF DASH) J/C 5 (RIGHT FRONT OF ENGINE COMPT, BEHIND RIGHT HEADLIGHT ASSEMBLY) J/C 9 (LEFT END OF DASH) LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE M- M+ NCA WIRE NSSD ON OFF PNK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE SKID CONTROL ECU, ACTUATOR (LEFT REAR OF ENGINE COMPT) SPD CCS PI EOM SPEEDO- METER SPRIAL CABLE STOP FUSE DOME FUSE STOPLIGHT SWITCH THROTTLE CONTROL MOTOR, THROTTLE POSITION SENSOR (ON THROTTLE BODY) TRANSMISSION CONTROL SWITCH VIO/RED WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE

3 2 1 SHG SHRL SHB 3 2 1 SHG SHRR SHB 3 4 RM+ RM- PNK WIRE 38 37 FLO FRO 43 15 CSW INFR AIR SUS 2 FUSE AIR SUS FUSE AIR SUS RELAY BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BO (AT LEFT REAR WHEELWELL, NEAR FUEL DOOR) BRN/BLK WIRE BRN/WHT WIRE BRN/YEL WIRE COMPARTMENT) DAC RELAY DOME FUSE DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ECU-B FUSE ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 3 (ON LEFT SIDE OF ENGINE COMPT) FAL+ FAR- FAR+ FBR- FBL- FBL+ FBR+ GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE HEIGHT CONTROL COMPRESSOR (AT LEFT REAR OF VEHICLE) HOT AT ALL TIMES J/B 1 (BEHIND CENTER OF DASH) JUNCTION CONNECTOR 1 (LEFT SIDE OF ENGINE COMPT) JUNCTION CONNECTOR 18 JUNCTION CONNECTOR 9 (LEFT END OF DASH) LEFT REAR ABSORBER CONTROL ACTUATOR (AT LEFT REAR SHOCK TOWER) LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE PNK LT WIRE PNK WIRE PNK/BLU WIRE PNK/GRN WIRE RAL+ RAR+ RAR- RBR- RBR+ RBL+ RBL- RAL+ RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR ABSORBER CONTROL ACTUATOR (AT RIGHT REAR SHOCK TOWER) SKID CONTROL ECU, ACTUATOR (LEFT REAR OF ENGINE STABILIZER CONTROL ECU (AT LEFT REAR OF VEHICLE) STOP FUSE STOPLIGHT SWITCH VIO WIRE VIO/GRN WIRE VIO/RED WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

1 3 2 VCC GND VOUT 16 38 37 22 8 STPO FLO FRO TRC- TRC+ 3 1 2 GND VCC VOUT 3 2 1 VGS GGND 4 2 3 1 GND GND +B +B ACCELERATION SENSOR ACCUMULATOR PRESSURE SENSOR 1 (LEFT FRONT ACCUMULATOR PRESSURE SENSOR 2 (LEFT FRONT BLK WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE COMBINATION METER COMPARTMENT) DAC RELAY DATA LINK CONNECTOR 3 (BELOW LEFT SIDE OF DASH) DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ECU-IG FUSE FLO FRO IG FUSE GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ON OR START JUNCTION CONNECTOR JUNCTION CONNECTOR 13 (LEFT END OF DASH) JUNCTION CONNECTOR 18 (RIGHT SIDE OF DASH) JUNCTION CONNECTOR 19 (RIGHT SIDE OF DASH) JUNCTION CONNECTOR 22 (RIGHT SIDE OF DASH) JUNCTION CONNECTOR 30 (LEFT REAR OF VEHICLE, BEHIND BUMPER) JUNCTION CONNECTOR 31 (LEFT REAR OF VEHICLE, BEHIND BUMPER) JUNCTION CONNECTOR 32 (LEFT REAR OF VEHICLE, BEHIND BUMPER) JUNCTION CONNECTOR 7, 8 (LEFT END OF DASH) KDSS IND LT GRN WIRE OF VEHICLE) OF VEHICLE) 12 13 7 TS TC SIL PNK/BLK WIRE PNK/BLU WIRE PNK/GRN WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE SIL SKID CONTROL ECU, ACTUATOR (LEFT REAR OF ENGINE SLAL SLAU STABILIZER CONTROL VALVE (UNDER LEFT FRONT FLOOR PAN) STOP FUSE STOPLIGHT SWITCH TS TC VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 IG BLK/RED WIRE BLU/WHT WIRE DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ECU-IG FUSE ENGINE ROOM R/B FUSE GRN/RED WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IJ (BEHIND LEFT CENTER OF DASH) J/B 1 (BEHIND CENTER OF DASH) J/C 14 (LEFT SIDE OF DASH) J/C 19 (RIGHT SIDE OF DASH) J/C 20 (RIGHT SIDE OF DASH) J/C 9 (LEFT END OF DASH) KEY INTERLOCK SOLENOID (LOWER LEFT SIDE OF DASH) KLS+ SHIFT LOCK CONTROL ECU (UNDER CENTER CONSOLE, NEAR SHIFT LEVER ASSEMBLY) STOP FUSE (ON LEFT SIDE OF ENGINE COMPT) STOPLIGHT SWITCH WHT/BLK WIRE

2 FUSE 5 4 3 2 1 TAIL STOP GND +B BRK BKUP LP RELAY BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE DIODE (BACK-UP LIGHT) (BEHIND RIGHT SIDE OF DASH) DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ECU-IG FUSE FUSE GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE HOT IN ON OR ACC HOT IN ON OR START HOT W/ TAIL RELAY ENERGIZED JUNCTION CONNECTOR 1 (LEFT SIDE OF ENGINE COMPT) JUNCTION CONNECTOR 11 (LEFT END OF DASH) JUNCTION CONNECTOR 15 (RIGHT SIDE OF DASH) JUNCTION CONNECTOR 16 (RIGHT SIDE OF DASH) JUNCTION CONNECTOR 17 (RIGHT SIDE OF DASH) JUNCTION CONNECTOR 20 (RIGHT SIDE OF DASH) JUNCTION CONNECTOR 23 (LOWER RIGHT SIDE OF DASH) JUNCTION CONNECTOR 9 (LEFT END OF DASH) LL LR PARK/NEUTRAL POSITION SWITCH (ON RIGHT SIDE OF TRANSMISSION) PASSENGER SIDE R/B (AT RIGHT KICK PANEL) RED WIRE RED/BLK WIRE RED/YEL WIRE STOPLIGHT SWITCH TAIL FUSE TOWING BRAKE CONTROLLER (BEHIND LEFT SIDE OF DASH) TURN SIGNAL FLASHER (LEFT END OF DASH) WHT WIRE WHT/BLK WIRE YEL WIRE