Lexus RX III (2008-2012) red Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 LCN+ CANH CANL PIG PGND 1 2 3 4 5 6 7 8 9 10 11 LCN+ CANH CANL PIG PGND MRH 3 4 2 DRSF DRSR 3 4 SHLD GND ASSEMBLY (UNDER CENTER CONSOLE) BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPT) COMPUTER DATA LINES SYSTEM ECU ASSEMBLY (LEFT REAR OF LUGGAGE COMPT) ECU-IGI 1 FUSE EPS FUSE FRONT ACTIVE STABILIZER CONTROL ACTUATOR ASSEMBLY (UNDER REAR OF VEHICLE) FRONT ACTIVE STABILIZER CONTROL ECU ASSEMBLY FUSIBLE LINK BLOCK ASSEMBLY (LEFT REAR OF LUGGAGE GRN WIRE GRY WIRE HC SR HC SR BSV BSC HOT AT ALL TIMES HOT W/ INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LCN- IG FSGD MRL LCN- IG RSGD MRL LT GRN WIRE NCA WIRE PNK 23 24 CANH CANL WIRE PNK PNK WIRE POWER STEERING CONVERTER REAR ACTIVE STABILIZER CONTROL REAR ACTIVE STABILIZER CONTROL ACTUATOR ASSEMBLY (UNDER REAR OF VEHICLE) RED WIRE SHG SG SV HA HB VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

+BC BLK WIRE BLU WIRE BRAKE CONTROL POWER SUPPLY ASSEMBLY (REAR OF VEHICLE CHASSIS) BRAKE PEDAL STROKE SENSOR ASSEMBLY (ON BRAKE PEDAL BRACKET) BRN WIRE BZ VBZ CAPACITOR FUSE COMPUTER DATA LINES SYSTEM CSW ENA ENA FAIL FAIL FL+ FL- FUSE FUSE BOX (REAR OF LUGGAGE COMPT) GAUGE 2 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL J/B (LEFT SIDE LBL LEFT "C" PILLAR) LEFT FRONT SPEED SENSOR (LEFT FRONT HUB ASSEMBLY) LT GRN WIRE NCA WIRE OF DASH) ORG/ WIRE OUT PNK WIRE RED WIRE RELAY ENERGIZED RL- RL+ SGSK SKG SKG SKID CONTROL ECU ASSEMBLY (RIGHT SIDE OF DASH) SKS STOP LIGHT CONTROL RELAY ASSEMBLY (LEFT END OF DASH) STPO PNK WIRE VCSK VCSK FSS VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

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

BLK WIRE BLU WIRE BRAKE STROKE SIMULATOR CYLINDER SUB ASSEMBLY (LEFT REAR OF ENGINE COMPT) COMPT) ECU-B 1 FUSE ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ELECTRONICALLY CONTROLLED BRAKE SYSTEM MAIN 1 FUSE HOT AT ALL TIMES ELECTRONICALLY CONTROLLED BRAKE SYSTEM MAIN 2 FUSE HOT AT ALL TIMES ELECTRONICALLY CONTROLLED BRAKE SYSTEM MAIN 3 FUSE INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LEFT FRONT DOOR COURTESY LIGHT SWITCH LEFT REAR SPEED SENSOR (LEFT REAR HUB ASSEMBLY) LT BLU WIRE LT GRN WIRE NCA WIRE ORG/ WIRE PNK WIRE RED WIRE RIGHT FRONT SPEED SENSOR (RIGHT FRONT HUB ASSEMBLY) RIGHT REAR SPEED SENSOR (RIGHT REAR HUB ASSEMBLY) SHORT CONNECTOR SKID CONTROL BUZZER ASSEMBLY (LEFT END OF DASH) STOP FUSE VBZ WHT WIRE WHT/BLK WIRE

BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY (RIGHT REAR OF ENGINE COMPT) BRN WIRE CTY ELECTRONICALLY CONTROLLED BREAK SYSTEM ENGINE ROOM R/B 2 (LEFT REAR OF ENGINE COMPT) FLA- FLA- FLA+ PNK WIRE FLR FLR+ FLR- FR+ FR- FRA FRR+ GRN WIRE GRY WIRE LT GRN WIRE MTT NCA WIRE ORG/ WIRE PFL PFR PFR FRA- FRA+ PNK WIRE PRL PRR- RED WIRE RLA+ RLA- RLR+ RLR- RLR- RLR+ PRL RR- RR+ PFL PRR RRA+ RRA- RRA+ RRR + RSS SKID CONTROL ECU ASSEMBLY (RIGHT SIDE OF DASH) SS FRR+ FRR- PNK WIRE VCM VIO WIRE WHT WIRE WHT/BLK WIRE 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

AIR SUS FUSE AIR SUS RELAY BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY (AT LEFT REAR SUSPENSION) LH - LT BLU WIRE LT GRN WIRE ORG/ WIRE PNEUMATIC W/ TUBE TANK ASSEMBLY (NEAR RIGHT "B" PILLAR) PNK WIRE RED WIRE RH- RIGHT REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY (AT RIGHT REAR SUSPENSION) SHB SHG SHRL SHRR SLEX SLFL SLFR PNK WIRE SLLO SUSPENSION CONTROL ECU (RIGHT SIDE OF DASH) VIO WIRE WHT WIRE WHT/BLK WIRE 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

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

A/F RELAY BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE C/OPN RELAY CANH CAN+ EC BATT CANISTER PRESSURE SENSOR CANISTER PUMP MODULE (UNDER LEFT SIDE OF VEHICLE CHASSIS) CANL CAN- COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM ECM (RIGHT FRONT OF ENGINE COMPT) EFI 2 F/PMP FUSE FUSE ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) FPR VPMP MPMP FUEL TANK PRESSURE SENSOR (IN FUEL TANK) FUSE GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES ENGINE ROOM J/B ASSEMBLY (LEFT SIDE OF ENGINE COMPT) A/F FUSE INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LEAK DETECTION PUMP LT GRN WIRE ORG/ WIRE PNK WIRE PPMP EPPM VCPP VC PTNK RED WIRE RELAY ENERGIZED RFC TOP OF ENGINE) VENT VALVE VIO WIRE VSV (FUEL VAPOR-CONTAINMENT VALVE) (UNDER LEFT REAR OF VEHICLE) WHT WIRE WHT/BLK WIRE YEL WIRE