Lexus RX III (2008-2012) red Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 CANH 1 2 3 4 5 6 7 8 PNK WIRE 1 2 3 4 5 6 ROUT 1 2 3 4 5 CBP 1 2 PIG PGND 1 2 PIG VGND ASST BLK WIRE BLU WIRE CBPE CEF CEPF COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DRSF DRSR IG DDOK ASST ECU-B 2 FUSE ENGINE COMPT) ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF EPS FUSE BLOCK ASSEMBLY (LEFT REAR OF LUGGAGE COMPT) FRONT ACTIVE STABILIZER CONTROL ECU ASSEMBLY (LEFT REAR OF LUGGAGE COMPT) FSGD FUSE FUSIBLE LINK GAUGE 2 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START HV BATTERY JUNCTION BLOCK ASSEMBLY (LEFT SIDE OF LUGGAGE COMPT) IG+ CANL INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LT GRN WIRE MOTOR RESOLVER MRH MRL+ NCA WIRE ORG/ WIRE PNK CANH WIRE PNK WIRE POWER MANAGEMENT CONTROL ECU (LEFT SIDE OF DASH) POWER STEERING CONVERTER (UNDER CENTER CONSOLE) POWER STEERING ECU ASSEMBLY (LEFT END OF DASH) POWER STEERING MOTOR POWER STEERING MOTOR ASSEMBLY (INTEGRAL TO POWER POWER STEERING TORQUE SENSOR (INTEGRAL TO POWER STEERING ECU ASSEMBLY) PSOK RCOS RSIN REAR ACTIVE STABILIZER CONTROL ECU ASSEMBLY (LEFT REAR OF LUGGAGE COMPT) RED WIRE RGND RSGD SHLD GND SKID CONTROL ECU (RIGHT SIDE OF DASH) STEERING ECU ASSEMBLY) STEERING SENSOR TORQUE SENSOR WHT 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 (LEFT FRONT FENDER APRON) INSTRUMENT PANEL J/B LDNS LUPS LEFT FRONT HEIGHT CONTROL SENSOR SUB-ASSEMBLY (LEFT REAR OF ENGINE COMPT) LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK WIRE RED WIRE RIGHT FRONT HEIGHT CONTROL SENSOR SUB-ASSEMBLY (RIGHT REAR 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 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 (LEFT FRONT FENDER APRON) GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT REAR HEIGHT CONTROL SENSOR SUB-ASSENBLY (NEAR LEFT REAR WHEEL) LH - LT BLU WIRE LT GRN WIRE ORG/ WIRE PNEUMATIC W/ TUBE TANK ASSEMBLY (BENEATH FRONT PASSENGER SEAT) PNK WIRE RED WIRE RH- RIGHT REAR HEIGHT CONTROL SENSOR SUB-ASSENBLY (NEAR RIGHT REAR WHEEL) 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

18 22 SW 1 FDFI 40 1 PNK PNK FDEF IG+ WIRE A/C AMPLIFIER ASSEMBLY (RIGHT SIDE OF DASH) BLK WIRE BLU WIRE DEICER FUSE DEICER RELAY ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) DEICER SWITCH FRONT WIPER FRONT WIPER DEICER (WINDSHIELD GLASS) (LEFT REAR OF ENGINE COMPT) FRONT WIPER SWITCH (W/O NAVIGATION) GRN WIRE HEATER (LEFT SIDE FUSE OF DASH) HOT AT ALL TIMES INSTRUMENT PANEL J/B INTERIOR LIGHTS LT GRN WIRE ORG/ WIRE PNK WIRE RED WIRE RELAY ENERGIZED SYSTEM VIO WIRE W/ NAVIGATION WHT WIRE WHT/BLK WIRE

BLK WIRE BLU WIRE BRN WIRE CANN COMPUTER DATA LINES SYSTEM ECU-B 1 FUSE ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE MSW MULTIPLEX TILT, TELESCOPIC ECU (AT BASE OF STEERING COLUMN) ORG/ WIRE PNK WIRE POWER TILT MOTOR (ON STEERING COLUMN) RED WIRE TELESCO SHORT TELESCO STRETCH TELESCOPIC MOTOR TELESCOPIC SENSOR TEM+ TEM- TI, TE FUSE TILT DOWN TILT UP TILT, TELESCOPIC STRETCH TIM TIS VCE TES VCI WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 DEF- DEF+ 38 11 12 DFG CANH CANL A/C AMPLIFIER ASSEMBLY (RIGHT SIDE OF DASH) BLK WIRE BLK/YEL WIRE BLU WIRE COMPUTER DATA LINES SYSTEM ENGINE ROOM J/B ASSEMBLY (LEFTSIDE OF ENGINE COMPT) F/L DOOR FUSE F/R DOOR FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HTR INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LEFT OUTER MIRROR CONTROL ECU ASSEMBLY (IN LEFT FRONT DOOR) LEFT OUTER REAR VIEW MIRROR ASSEMBLY (ON LEFT FRONT DOOR) LT GRN WIRE PNK WIRE REAR WINDOW DEFOGGER RED WIRE RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY (IN RIGHT FRONT DOOR) RIGHT OUTER REAR VIEW MIRROR ASSEMBLY (ON RIGHT FRONT DOOR) RR DEF FUSE RR DEF RELAY ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

ANTI-THEFT SYSTEM BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE C/OPN RELAY COMPUTER DATA LINES SYSTEM INSTRUMENT CLUSTER SYSTEM COOLING FANS SYSTEM RFC LGND CCS STA CRUISE CONTROL SYSTEM ECM (LEFT SIDE OF ENGINE COMPT) EFI 1 FUSE EFI MAIN F/PMP EFI 2 FUSE FUSE FUSE EFI MAIN RELAY ENGINE ROOM R/B ASSEMBLY (LEFT FRONT FENDER APRON) F/PUMP RELAY FPR MPMP FUEL PUMP, FUEL SENDER GAUGE ASSEMBLY (TOP OF FUEL TANK) GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM LEFT QUARTERPANEL) LT BLU WIRE LT GRN WIRE NEO ORG/ WIRE PNK ANTI-THEFT SYSTEM IMI WIRE PNK CRUISE CONTROL SYSTEM WIRE PNK WIRE POWER MANAGEMENT CONTROL ECU (LEFT END OF DASH) RED WIRE SFTD IGSW IMO VPMP STP CCHG SFTU TACH TC TRANSMISSION CONTROL ECU ASSEMBLY (LEFT FRONT OF ENGINE COMPT) TRANSMISSION CONTROL SWITCH (UNDER CENTER CONSOLE) VCPA EPA PNK WIRE VIO WIRE WARNING SYSTEMS COMPUTER DATA LINES SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE

A/F FUSE A/F RELAY BKUP LP FUSE BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE CANISTER PRESSURE SENSOR CANISTER PUMP MODULE (CENTER REAR OF VEHICLE) COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ECU-B 1 FUSE ENGINE ROOM J/B ASSEMBLY (LEFT FRONT FENDER APRON) ENGINE ROOM R/B ASSEMBLY (LEFT FRONT FENDER APRON) EXCD FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT PANEL J/B ASSEMBLY (LEFT SIDE OF DASH) LEAK DETECTION PUMP LT BLU WIRE LT GRN WIRE ORG/ WIRE PARK/NEUTRAL POSITION SWITCH (ON RIGHT SIDE OF TRANSMISSION) PNK WIRE RED WIRE STOP FUSE STOP LIGHT SWITCH ASSEMBLY (ON BRAKE PEDAL ASSEMBLY) VENT VALVE VIO WIRE VOLTAGE INVERTER ASSEMBLY WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

+BM ALT BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE CAN (+) COMPUTER DATA LINES SYSTEM ECM (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B ASSEMBLY (LEFT FRONT FENDER APRON) ETCS FUSE GRN WIRE GRN/RED WIRE GRY WIRE HIT IN ON OR START HOT AT ALL TIMES IGF IGN FUSE LT GRN WIRE PNK WIRE RED WIRE RED/BLK WIRE STARTING/ CHARGING SYSTEM WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

AIA- AIR FUEL RATIO SENSOR (BANK 1 SENSOR 1) (RIGHT EXHAUST MANIFOLD) AIR FUEL RATIO SENSOR (BANK 2 SENSOR 1) (LEFT EXHAUST MANIFOLD) BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE GRN WIRE GRN/RED WIRE GRY WIRE IGF KNOCK CONTROL SENSOR (BANK 1) KNOCK CONTROL SENSOR (BANK 2) (LEFT SIDE OF ENGINE) LT GRN WIRE NCA WIRE NE+ PNK WIRE PPMP RED WIRE RED/BLK WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE