Lexus RX III facelift (2012-2015) stop light switch assembly (on brake pedal bracket) Wiring diagrams

ABS MAIN 2 FUSE ABS- MAIN 1 FUSE BLK WIRE BLU WIRE BRAKE FLUID LEVEL WARNING SWITCH (IN BRAKE FLUID RESERVOIR) BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ENGINE ROOM R/B 3 (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRY WIRE HOT AT ALL TIMES LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK PNK WIRE PNK WIRE RED WIRE STOP LIGHT SWITCH ASSEMBLY (ON BRAKE PEDAL BRACKET) VSC OFF SWITCH WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 OUT 5 2 4 3 IGB SGND LRRD LRDD BLK WIRE BLU WIRE BRN WIRE CCHG COMPUTER DATA LINES SYSTEM CRUISE CONTROL MAIN SWITCH ASSEMBLY CRUISE CONTROL SWITCH DISTANCE CONTROL DRIVING SUPPORT ECU ASSEMBLY (LEFT END OF DASH) ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE GRY WIRE INSTRUMENT PANEL J/B ASSEMBLY (LEFT SIDE OF DASH) LRRD LT BLU WIRE LT GRN WIRE MILLIMETER WAVE RADAR SENSOR ASSEMBLY (CENTER FRONT OF ENGINE COMPT) MODE ON OFF ORG/ WIRE PNK WIRE RED WIRE RELAY ENERGIZED RIGHT STEERING PAD SWITCH STEERING PAD SWITCH ASSEMBLY SPIRAL CABLE SUB-ASSEMBLY (IN STEERING COLUMN) STOP LIGHT CONTROL RELAY ASSEMBLY (LEFT END OF DASH) STOP LIGHT SWITCH ASSEMBLY (ON BRAKE PEDAL BRACKET) STP +B STP+ VIO WIRE WHT WIRE WHT/BLK WIRE WIPER/WASHER SYSTEM YEL WIRE

1 2 3 4 5 6 7 8 9 10 OUT 21 22 RR- RR+ 23 22 FR- FR+ 32 31 FL- FL+ 4 16 STPO BLK WIRE COMPUTER DATA LINES SYSTEM GRN WIRE INSTRUMENT PANEL J/B ASSEMBLY (LEFT SIDE OF DASH) LEFT FRONT SPEED SENSOR (LEFT FRONT HUB ASSEMBLY) LEFT REAR SPEED SENSOR (LEFT REAR HUB ASSEMBLY) RED WIRE RIGHT FRONT SPEED SENSOR (RIGHT FRONT HUB ASSEMBLY) RIGHT REAR SPEED SENSOR (RIGHT REAR HUB ASSEMBLY) RL- RL+ SKID CONTROL ECU (RIGHT SIDE OF DASH) STOP LIGHT CONTROL RELAY ASSEMBLY (LEFT END OF DASH) STOP LIGHT SWITCH ASSEMBLY (ON BRAKE PEDAL BRACKET) STP +B VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE DETECTION ECU-B 2 FUSE FRONT POWER WINDOW REGULATOR SWITCH ASSEMBLY GRN WIRE GRY WIRE HEATER CONTROL PANEL (RADIO RECEIVER ASSEMBLY) HOT AT ALL TIMES INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) IP J/B FUSE LEFT FRONT DOOR COURTESY LIGHT SWITCH (AT LEFT "B" PILLAR) LEFT REAR DOOR COURTESY LIGHT SWITCH (AT LEFT REAR "C" PILLAR) LOCK LT BLU WIRE LT GRN WIRE NAVIGATION RECEIVER ASSEMBLY SECURITY ORG/ WIRE PNK WIRE RADIO, DISPLAY RECEIVER ASSEMBLY SECURITY RED WIRE RIGHT FRONT DOOR LOCK MOTOR (IN FRONT PASSENGER'S DOOR) SECU SECURITY IND STOP LIGHT SWITCH ASSEMBLY (ON BRAKE PEDAL BRACKET) UNLOCK W/ NAVIGATION RECEIVER W/ RADIO RECEIVER W/ RADIO, DISPLAY RECEIVER WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE DETECTION ECU-B 2 FUSE FRONT POWER WINDOW REGULATOR SWITCH ASSEMBLY GRN WIRE GRY WIRE HEATER CONTROL PANEL (RADIO RECEIVER ASSEMBLY) HOT AT ALL TIMES INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) IP J/B FUSE LEFT FRONT DOOR COURTESY LIGHT SWITCH (AT LEFT "B" PILLAR) LEFT REAR DOOR COURTESY LIGHT SWITCH (AT LEFT REAR "C" PILLAR) LOCK LT BLU WIRE LT GRN WIRE NAVIGATION RECEIVER ASSEMBLY SECURITY ORG/ WIRE PNK WIRE RADIO, DISPLAY RECEIVER ASSEMBLY SECURITY RED WIRE RIGHT FRONT DOOR LOCK MOTOR (IN FRONT PASSENGER'S DOOR) SECU SECURITY IND STOP LIGHT SWITCH ASSEMBLY (ON BRAKE PEDAL BRACKET) UNLOCK W/ NAVIGATION RECEIVER W/ RADIO RECEIVER W/ RADIO, DISPLAY RECEIVER WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM FUSE GRN WIRE INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) P POSITION DETECTION SWITCH PNK WIRE POWER MANAGEMENT CONTROL ECU (LEFT SIDE OF DASH) RED WIRE RELAY ENERGIZED SHIFT LEVER POSITION SWITCH SHIFT LOCK CONTROL ECU SUB-ASSEMBLY (UNDER CENTER CONSOLE, BESIDE SHIFT LEVER) SHIFT LOCK SOLENOID SLS+ SLS- STOP LIGHT SWITCH ASSEMBLY (ON BRAKE PEDAL BRACKET) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 M- M+ 13 23 24 PNK CANH CANL WIRE 3 2 4 GND 4 13 27 28 17 39 STP- ACCELERATOR POSITION SENSOR (ON ACCELERATOR PEDAL ASSEMBLY) BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE CANH CANL IGSW EC COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DRIVING SUPPORT ECU ASSEMBLY (W/ DYNAMIC RADAR CRUISE CONTROL) (LEFT END ECM (RIGHT FRONT OF ENGINE COMPT) ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) ETA M+ M- FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HV R/B 1 FUSE INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE OF DASH) PNK WIRE RED WIRE RELAY ENERGIZED SHIELD SHIFT LEVER POSITION SENSOR (ON TRANSMISSION) STOP ECU-B 1 FUSE FUSE STOP LIGHT SWITCH ASSEMBLY (ON BRAKE PEDAL BRACKET) THROTTLE W/ MOTOR BODY (RIGHT REAR OF ENGINE) TRANSMISSION CONTROL SWITCH (UNDER FRONT OF CENTER CONSOLE) VC VTA VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

1 2 3 4 5 6 IG STP SP+ 14 13 CANH CANL 8 9 10 11 12 SP- BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ENGINE OIL PRESSURE SWITCH (LOWER LEFT FRONT OF ENGINE) ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) GAUGE 1 FUSE GAUGE 2 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LT GRN WIRE MAIN BODY ECU (BEHIND LEFT SIDE OF DASH) PNK WIRE RED WIRE RELAY ENERGIZED SFTP SFTP OPSW SKID CONTROL ECU (RIGHT SIDE OF DASH) STOP FUSE STOP LIGHT SWITCH ASSEMBLY (ON BRAKE PEDAL BRACKET) VEHICLE APPROACHING SPEAKER (BEHIND LEFT SIDE OF FRONT FASCIA) VEHICLE APPROACHING SPEAKER CONTROLLER (CENTER OF DASH) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE