Lexus RX III (2008-2012) (under center console) Wiring diagrams

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 ELECTRONICALLY CONTROLLED BRAKE SYSTEM MAIN 1 FUSE HOT AT ALL TIMES ELECTRONICALLY CONTROLLED BRAKE SYSTEM MAIN 2 FUSE J/C LT BLU WIRE LT GRN WIRE NCA WIRE ORG/ WIRE PNK WIRE RED WIRE STOP LIGHT SWITCH ASSEMBLY (ON BRAKE PEDAL BRACKET) VSC OFF SWITCH WHT WIRE WHT/BLK WIRE YEL WIRE

2 5 4 1 RSSI DATA +5 GND 5 15 16 RCO RDA RSSI ASSEMBLY (BEHIND LEFT SIDE OF DASH) BACK DOOR CONTROL SWITCH BACK DOOR LOCK ASSEMBLY (LOWER CENTER OF BACK DOOR) BACK DOOR OPENER SWITCH ASSEMBLY BLK WIRE BLU WIRE BRN WIRE BZR CERTIFICATION ECU ASSEMBLY (RIGHT SIDE OF DASH) COMPUTER CANN CANP DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM CANH CANL CTY DLSW DOOR CONTROL RECEIVER DOOR CONTROL SWITCH ASSEMBLY ECU-B 1 FUSE FSW+ FUSE GRN WIRE GRY WIRE HAF HOT AT ALL TIMES HOT IN ON OR START MAIN BODY ECU HZSW IG (LEFT REAR OF LUGGAGE COMPT) ECUB GND INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LEFT POWER BACK DOOR SENSOR (LEFT SIDE OF LIFTGATE) LOCK LT BLU WIRE LT GRN WIRE OSR OSE OSL PAWL MSW PBDS PNK 23 22 9 10 WIRE PNK FUL WIRE PNK WIRE POS POWER BACK DOOR MAIN SWITCH POWER BACK DOOR UNIT ASSEMBLY (LEFT REAR OF ROOF) POWER SIDE BACK DOOR WARNING BUZZER (IN BACK DOOR) RED WIRE RIGHT POWER BACK DOOR SENSOR TURN SIGNAL FLASHER ULSW VIO WIRE WHT WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER (LEFT SIDE OF ENGINE COMPT) YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 IG ABSORBER CONTROL SWITCH AIR SUS FUSE BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DOWN FUSE GRN WIRE GRY WIRE HEIGHT CONTROL VALVE HARNESS ASSEMBLY HOT AT ALL TIMES HOT IN RUN OR START ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) INSTRUMENT PANEL J/B LDNS LUPS LEFT FRONT HEIGHT CONTROL SENSOR SUB-ASSEMBLY (LEFT SIDE OF ENGINE COMPT) LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK WIRE RED WIRE RIGHT FRONT HEIGHT CONTROL SENSOR SUB-ASSEMBLY (RIGHT SIDE OF ENGINE COMPT) RM+ RM+ SHFR SBR SGR SHB SHFL SHFR SHG SHRL SLRL SLRR RM- SUSPENSION CONTROL ECU (RIGHT SIDE OF DASH) SUSPENSION CONTROL SWITCH SUSPENSION CONTROL SWITCH 2 TD DNSW UPSW VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

+B WF WIG TAIL 23 24 PNK CANH CANL WIRE 4 1 3 SIG ES MPX 40 26 19 24 IG IG PNK WIRE ACAN AUTO BLK WIRE BLK/ WHT WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM FR WASH FUSE FUSE FR WIP FUSE FRONT WASHER SWITCH FRONT WINDSHIELD WASHER MOTOR, PUMP ASSEMBLY (IN WASHER FLUID RESERVOIR) FRONT WIPER SWITCH GRN WIRE GRY WIRE HOT IN ON OR START INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) J/C LEVEL WARNING SWITCH (IN WASHER FLUID RESERVOIR) LT BLU WIRE MAIN BODY ECU (BEHIND LEFT SIDE OF DASH) MIST OFF ORG/ WIRE OVERHEAD MODULE RAIN SENSOR (CENTER FRONT OF ROOF) RED WIRE VIO WIRE WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER MOTOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) WINDSHIELD WIPER SWITCH ASSEMBLY EW +S +1 YEL WIRE

23 24 CANH CANL BLK WIRE BLK/ WHT WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM FR WASH FUSE FR WIP FUSE FRONT WASHER SWITCH FRONT WINDSHIELD WASHER MOTOR, PUMP ASSEMBLY (IN WASHER FLUID RESERVOIR) FRONT WIPER SWITCH GRY WIRE HOT IN ON OR START INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LEVEL WARNING SWITCH (IN WASHER FLUID RESERVOIR) LT BLU WIRE MIST OFF PNK WIRE RED WIRE VIO WIRE WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER MOTOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE

BLK WIRE BRN WIRE COMBINATION METER ASSEMBLY ECM (RIGHT FRONT OF ENGINE COMPT) FUEL FUEL FILLER OPENING LID LOCK SUB-ASSEMBLY (LEFT REAR OF VEHICLE) FUEL LID COURTESY SWITCH FUEL LID OPENER SWITCH FUGI FUO FUWI GRY WIRE HOT AT ALL TIMES FUEL OPN FUSE HOT IN ON OR START GAUGE 2 FUSE INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LEFT "C" PILLAR) LIDO LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK WIRE RED WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 HDLO 15 29 HRLY HEAD 2 1 PNK WIRE BLK WIRE BLK/ WHT WIRE BLU WIRE BRN WIRE ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) FRONT WASHER SWITCH FUSE H-LP CLN FUSE HDLO HEAD TAIL AUTO OFF (CANADA) DRL-OFF (USA) HEADLIGHT CLEANER CONTROL RELAY (BELOW RIGHT HEADLIGHT ASSEMBLY) HEADLIGHT CLEANER MOTOR, PUMP ASSEMBLY (BELOW RIGHT FRONT HEADLIGHT) HEADLIGHT CLEANER SWITCH ASSEMBLY HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT IN ON OR START LIGHT SWITCH CONTROL LT BLU WIRE MAIN BODY ECU INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) PNK FRWA PB WIRE PNK WIRE RED WIRE VIO WIRE WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY

BLK WIRE BLU WIRE BRN WIRE CI LS +B GRN WIRE HOT IN ON OR START INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) ON+WASHER PNK WIRE REAR WINDSHIELD WASHER MOTOR, PUMP ASSEMBLY (IN WASHER FLUID RESERVOIR) REAR WIPER MOTOR (CENTER OF LIFTGATE) RR WASH FUSE RR WIP FUSE WASH OFF LO WASH OFF LO HI WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE

1 4 8 9 5 +B FSR- FSR+ BSW BGND 1 6 12 24 23 IG+ ES PBLT CANL CANH 16 24 FSR+ FSR- 18 10 LBE- LBE+ AIR BAG SENSOR ASSEMBLY (BELOW CENTER CONSOLE) BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM CANL CANH FUSE GAUGE 2 FUSE GRN WIRE GRY WIRE HOT IN ON OR START INSTRUMENT PANEL J/B ASSEMBLY (LEFT SIDE OF DASH) LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (AT LEFT "B" PILLAR) LEFT FRONT SEAT INNER BELT ASSEMBLY (UNDER DRIVER'S SEAT) LT GRN WIRE MAIN BODY ECU OCCUPANT DETECTION ECU (UNDER FRONT PASSENGER'S SEAT) ORG/ WIRE PNK WIRE RED WIRE RIGHT FRONT SEAT INNER BELT ASSEMBLY (UNDER FRONT PASSENGER'S SEAT) VIO WIRE W/ W/O NAVIGATION NAVIGATION SYSTEM SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 IG 24 23 CANL CANH PNK WIRE 8 9 10 11 12 CLSW RDA BLK WIRE BRN WIRE CANN CANP COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ECU- IG 1 FUSE GAUGE 2 FUSE GRY WIRE HOT IN ON OR START INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LT GRN WIRE RED WIRE TIRE PRESSURE WARNING ANTENNA, RECEIVER (REAR CENTER OF ROOF) TIRE PRESSURE WARNING ECU (BEHIND RIGHT SIDE OF DASH) TIRE PRESSURE WARNING RESET SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE