Lexus RX II facelift (2006-2009) power supply circuit Wiring diagrams

+B(DOME) 13 11 12 14 DCYL PRG RDA DCTY 2 3 5 1 RDA PRG +B 25 15 21 24 23 PNK BCTY FSPT WIRE BATB BEAN IC BLK WIRE BLU WIRE BO (LEFT REAR OF CARGO AREA) BODY ECU (BEHIND LEFT SIDE OF DASH) BRN WIRE COMBINATION METER COMPUTER COMPUTER DATA LINES SYSTEM CTY DISPLAY DOME FUSE DOOR DOOR 1 FUSE DOOR 2 FUSE DOOR CONTROL RECEIVER (TOP OF LEFT "D" PILLAR) DOOR IND DRIVER IC ECU- IG 1 FUSE ECU-ACC FUSE ECU-B 1 FUSE ECU-B 2 FUSE FRONT INTERIOR LIGHT FUSIBLE LINK BLOCK (LEFT SIDE OF ENGINE COMPT) GRY WIRE HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START II (AT LEFT KICK PANEL) IJ (LEFT TOP OF DASH) IK (TOP LEFT SIDE OF DASH) IM (AT RIGHT KICK PANEL) INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) J/B 3 (LEFT SIDE OF DASH) JUNCTION CONNECTOR 13 (CENTER OF DASH) JUNCTION CONNECTOR 34 (LEFT REAR CARGO AREA) JUNCTION CONNECTOR 61 LCTY LEFT FRONT DOOR COURTESY SWITCH (AT LEFT "B" PILLAR) LEFT REAR DOOR COURTESY SWITCH (AT LEFT REAR "C" PILLAR) LEFT VANITY LIGHT LT BLU WIRE LT GRN WIRE MASTER WARNING IND MICRO - MULTI LCD OFF ORG/ WIRE PCYL PCTY PNK WIRE POWER SUPPLY CIRCUIT RCTY RED WIRE RED/BLU WIRE RIGHT FRONT DOOR COURTESY SWITCH (AT RIGHT "B" PILLAR) RIGHT REAR DOOR COURTESY SWITCH (AT RIGHT REAR "C" PILLAR) RIGHT VANITY LIGHT VIO WIRE W/ STEP LIGHT 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 +B 1 2 3 4 5 LGND SGND LRDD LRRD IGB 4 5 PNK WIRE BEAN IC BLK WIRE BLU WIRE BRN WIRE CANH CANL SGND COMBINATION METER COMBINATION SWITCH COMPUTER DATA LINES SYSTEM CRUISE IND DISTANCE CONTROL ECU (LEFT SIDE OF DASH) DISTANCE CONTROL SWITCH DRIVE IC ECU-IG 2 FUSE EE (REAR OF ENGINE) FSS FWAS +2 GND IGB GRN WIRE GRY WIRE HOT IN ON OR START IJ (LEFT TOP OF DASH) IK (TOP LEFT SIDE OF DASH) INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) J/C 10 (BEHIND LEFT SIDE OF DASH) J/C 13 (CENTER OF DASH) J/C 18, 19 (RIGHT SIDE OF DASH) J/C 7, 8 (BEHIND LEFT SIDE OF DASH) J/C 9 (BEHIND LEFT SIDE OF DASH) LASER SENSOR (RIGHT FRONT OF VEHICLE, BELOW HEADLIGHT) LCD (MULTI DISPLAY) LRDD LRRD LT GRN WIRE MASTER WARNING MICROCOMPUTER MODE NCA WIRE ORG/ WIRE PNK WIRE POWER SUPPLY CIRCUIT R/N READY IND RED WIRE RSS SPEEDOMETER VIO WIRE WASH WHT WIRE WHT/BLK WIRE YEL WIRE

3 2 25 33 24 26 32 31 +BM 31 25 1 24 26 STP 32 33 25 EOM CANL CANH 9 3 IGSW TC ACCEL POSITION SENSOR (LEFT SIDE OF DASH, ON ACCELERATOR PEDAL) BEAN IC BLK WIRE BLK/RED WIRE BLU WIRE BRN WIRE COMBINATION SWITCH COMPUTER DATA LINES SYSTEM CRUISE CONTROL SWITCH CRUISE IND DRIVE IC EE (REAR OF 19 22 ENGINE) ENGINE CONTROLS SYSTEM ETCS FUSE FUSIBLE LINK BLOCK GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES IGCT 5 FUSE HOT IN ON OR START GAUGE 2 FUSE HOT IN ON OR START IGN FUSE HYBRID VEHICLE CONTROL ECU (RIGHT SIDE OF DASH) IJ (LEFT TOP OF DASH) IK (TOP LEFT SIDE OF DASH) INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) COMBINATION METER J/B 3 (LEFT SIDE OF DASH) J/C 10 (BEHIND LEFT SIDE OF DASH) J/C 13 (CENTER OF DASH) J/C 17 (RIGHT SIDE OF DASH) J/C 20, 21 (RIGHT SIDE J/B 3 (LEFT SIDE OF DASH) OF DASH) J/C 7, 8 (BEHIND LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE M- M+ MICROCOMPUTER NCA WIRE OF ENGINE COMPT) ORG/ WIRE PNK CCS WIRE PNK WIRE POWER SUPPLY CIRCUIT R/B 4 (LEFT SIDE OF ENGINE COMPT) RED WIRE RES/ ECC SET/ COAST SHIFT LEVER POSITION SENSOR (PARK/NEUTRAL POSITION SWITCH) (LEFT FRONT SKID CONTROL ECU (RIGHT SIDE OF DASH) SPEEDOMETER COMPUTER DATA LINES SYSTEM STOP FUSE STOP LIGHT SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

+B(DOME) +B(DOME) ILLUMINATION (RING) ABS IND. AFS OFF IND BEAN BLK WIRE BLU WIRE BRAKE CONTROL IND BRAKE IND BRN WIRE BUZZER CHARGE IND COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE IND DOME FUSE DOOR IND MASTER DRIVER IC DRIVER'S SEAT BELT IND ECU-B 1 FUSE ENGINE CONTROLS SYSTEM COMPUTER DATA LINES SYSTEM ENGINE CONTROLS SYSTEM SOUND SYSTEMS HEADLIGHTS SYSTEM FRONT FOG IND FUEL FUEL IND FUEL SENDER (MAIN) (ON TOP OF FUEL TANK) FUSIBLE LINK BLOCK GRY WIRE HEAD (USA) TAIL (EXCEPT IND USA) HIGH BEAM IND HOT AT ALL TIMES HOT IN ON OR START II (AT LEFT KICK PANEL) ILLUMINATION (MULTI DISPLAY) ILLUMINATION IND (DIAL LCD) ILLUMINATION IND (POINTER) INSTRUMENT GAUGE 2 FUSE PANEL J/B (LEFT SIDE OF DASH) J/B 3 (LEFT SIDE OF DASH) LCD (MULTI DISPLAY) LEFT TURN IND LT BLU WIRE LT GRN WIRE MAIN BATTERY IND MALFUNCTION IND MICRO COMPUTER NAVIGATION SYSTEM ORG/ WIRE PNK EXTERIOR LIGHTS SYSTEM WIRE PNK WIRE POWER METER POWER SUPPLY CIRCUIT PS IND READY IND RED WIRE RHEOSTAT RHEOSTAT TRIP SWITCH RIGHT TURN IND SLIP IND SPEEDOMETER SRS IND SW ODO/TRIP TCAN SW TEMPERATURE TIRE PRESSURE IND TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE WARNING IND WHT WIRE WHT/BLK WIRE WIPER/WASHER SYSTEM YEL WIRE

BLK WIRE BLU WIRE BODY ECU (BEHIND LEFT SIDE OF DASH) CENTER CLUSTER INTEGRATION PANEL CIGARETTE LIGHTER ILLUMINATION COMBINATION METER COMBINATION SWITCH CONSOLE BOX ILLUMI- NATION CSPT DOME FUSE ECU-B 1 FUSE FUSIBLE LINK BLOCK (LEFT SIDE OF ENGINE COMPARTMENT) GAUGE 2 FUSE GLOVE BOX LIGHT RADIO, PLAYER GRN WIRE GRY WIRE HEAD OFF HEADLIGHT CLEANER SWITCH HOT AT ALL TIMES HOT IN ON OR START II (AT LEFT KICK PANEL) IK (TOP LEFT SIDE OF DASH) ILLU (DIAL LCD) ILLU (MULTI DIS) ILLU (POINTER) ILLU (RING) IM (AT RIGHT KICK PANEL) INSTRUMENT PANEL J/B INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) J/B 3 (LEFT SIDE OF DASH) J/B 4 (RIGHT SIDE OF DASH) JUNCTION CONNECTOR 11 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 14, 15 (CENTER OF DASH) LIGHT CONTROL SWITCH LT BLU WIRE LT GRN WIRE MAIN SWITCH (INVERTER) (LEFT END OF DASH) MULTI-DISPLAY ODO/ TRIP SW ORG/ WIRE OVERHEAD J/B CILL (FRONT CENTER OF ROOF) PANEL FUSE POWER BACK DOOR OPENER/ CLOSER SWITCH POWER SUPPLY CIRCUIT RADIO, PLAYER II (AT LEFT KICK PANEL) RED WIRE RHEOSTAT TRIP SWITCH SEAT HEATER SWITCH SWG TAIL TAIL RELAY TCAN SW TRANSMISSION CONTROL SWITCH W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/BLK WIRE YEL WIRE

+B(DOME) 1 2 3 4 5 6 7 8 9 10 PNK WIRE 11 12 14 PRG RDA DCTY 2 22 6 26 4 5 15 14 BATB 2 3 5 1 RDA PRG +B 25 24 31 27 26 11 10 14 1 5 UP DOWN MPX ALTB BECU BEAN IC BLK WIRE BLU WIRE BO (LEFT REAR OF CARGO AREA) BODY ECU (BEHIND LEFT SIDE OF DASH) BRN WIRE BUZZER BZR CLS OPN COMBINATION METER COMPUTER DATA LINES SYSTEM DOME FUSE DOOR 1 FUSE DOOR 2 FUSE DOOR CONTROL RECEIVER (TOP OF LEFT "D" PILLAR) DRIVE IC ECU- IG 1 FUSE ECU-ACC FUSE ECU-B 1 FUSE ECU-B 2 FUSE FUSIBLE LINK BLOCK (LEFT SIDE OF ENGINE COMPT) GAUGE 2 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IG MPX 1 II (AT LEFT KICK PANEL) IJ (LEFT TOP OF DASH) IK (TOP LEFT SIDE OF DASH) IM (AT RIGHT KICK PANEL) INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) J/B 3 (LEFT SIDE OF DASH) J/C 13 (CENTER OF DASH) J/C 14, 15 (CENTER OF DASH) J/C 34 (LEFT REAR CARGO AREA) J/C 5 (LEFT FRONT OF ENGINE COMPT, BEHIND HEADLIGHT) J/C 61 (LEFT REAR CARGO AREA) KEYLESS BUZZER (LEFT SIDE OF ENGINE COMPT) KUL LCD (MULTI DISPLAY) LEFT FRONT DOOR COURTESY SWITCH (AT LEFT "B" PILLAR) LEFT FRONT DOOR KEY LOCK/ UNLOCK SWITCH LOCK LT BLU WIRE LT GRN WIRE MASTER WARNING IND MICRO COMPUTER MOON ROOF CONTROL ECU (FRONT CENTER OF ROOF) ORG/ WIRE OVERHEAD J/B (FRONT CENTER OF ROOF) PNK IG CLS OPN WIRE POWER SUPPLY CIRCUIT POWER WINDOW MASTER SWITCH RED WIRE RED/BLU WIRE S/ROOF FUSE UN LOCK UP DOWN ECUB IG VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

+SR P+ P- SIL D- D+ +SL 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 27 28 P-AB 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 FSR+ FSR- ABFS AIR BAG SENSOR ASSEMBLY (BELOW CENTER CONSOLE) BLK WIRE BLU WIRE BRN WIRE CENTER CLUSTER INTEGRATION PANEL COMBINATION METER COMPUTER DATA LINES SYSTEM CSR- SFR+ SFR- ICR- ICR+ PR+ PR- CURTAIN SHIELD AIR BAG SQUIB (LEFT) (LEFT REAR OF VEHICLE) DRIVE IC ESR SSR+ VUPR CSR+ VUCR ESCR GAUGE 2 FUSE GRN WIRE GRY WIRE GSW HOT IN ON OR START IC BEAN IGN FUSE II (AT LEFT KICK PANEL) IK (TOP LEFT SIDE OF DASH) INSTRUMENT BODY ECU PANEL J/B (LEFT SIDE OF DASH) GSW INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) KNEE AIR BAG SQUIB MICRO COMPUTER MULTI DISPLAY 15 14 ARON AIR PAON -SL PAON P-AB POWER SUPPLY CIRCUIT PRETENSIONER (LEFT) (IN BASE OF LEFT "B" PILLAR) RED WIRE SIDE AIR BAG SENSOR (LEFT FRONT) (AT LEFT "B" PILLAR) SIDE AIR BAG SENSOR (LEFT REAR) (AT BASE OF LEFT "C" PILLAR) SIDE AIR BAG SQUIB (LEFT) (IN DRIVER'S SEAT BACK) SR- SRS IND SSR+ VIO WIRE W/ LEXUS NAVIGATION SYSTEM W/O LEXUS NAVIGATION SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

+B(DOME) 1 3 RMT RMTG BEAN IC BLK WIRE BLU WIRE BRN WIRE BUZZER COMBINATION METER COMPUTER DATA LINES SYSTEM DRIVE IC FRONT INVERTER GFIV GIT GND GIVA GIVB GIWA GIWB MG GINV OVHI MIT GRN WIRE GRY WIRE GUU GVU GWU GSDN VH HWT HWTG IK (TOP LEFT SIDE OF DASH) INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) INVERTER (LEFT SIDE OF ENGINE COMPT) J/B 3 (LEFT SIDE OF DASH) LCD (MULTI DISPLAY) LT BLU WIRE LT GRN WIRE MALFUNCTION IND LAMP MASTER WARNING IND MFIV MIVA MIVB MIWA MIWB MUU MICRO COMPUTER MOTOR GENERATOR CONTROL COMPUTER MWU MVU MSDN OVLMO NCA WIRE NEI GI NODD HSDN RCSG RSNG ORG/ WIRE POWER SUPPLY CIRCUIT READY IND REAR MOTOR GENERATOR RED WIRE REQ- REQ+ CLK+ CLK- RRF RSN RCS RRFG RSNG RCSG RSN RCS RRFG RRF SI +B MTH+ MTH- HTM- HTM+ SKID CONTROL ECU (RIGHT SIDE OF DASH) SPEEDOMETER VIO WIRE WATER TEMP SENSOR WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

A/T OIL TEMP IND BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM DRIVER IC DSL ECT SNOW IND ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID (IN TRANSAXLE) GAUGE 2 FUSE GRN WIRE GRN/RED WIRE GRY WIRE HOT IN ON OR START IK (BEHIND TOP LEFT SIDE OF DASH) INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) LCD (SHIFT RANGE POSITION) LT BLU WIRE LT GRN WIRE MICRO COMPUTER MULTI-MODE SHIFT LEVER TYPE EXCEPT MULTI-MODE SHIFT LEVER TYPE O/T ORG/ WIRE PNK WIRE POWER SUPPLY CIRCUIT RED WIRE RED/ WHT WIRE SLT- SPEEDOMETER VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE

A/T OIL TEMP IND BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM COUNTER GEAR SPEED SENSOR (ON TRANSAXLE) DRIVER IC ECT SNOW IND ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT) FUEL PUMP RELAY GRN WIRE GRN/RED WIRE GRY WIRE J/B 3 (BEHIND LEFT SIDE OF DASH) J/C 20, 21 (BEHIND RIGHT SIDE OF DASH) LCD (SHIFT RANGE POSITION) LT BLU WIRE LT GRN WIRE MALFUNCTION IND MICRO COMPUTER MULTI-MODE SHIFT LEVER TYPE EXCEPT MULTI-MODE SHIFT LEVER TYPE P/N PARK/NEUTRAL POSITION SWITCH (ON TRANSAXLE) PNK 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 WIRE PNK WIRE POWER SUPPLY CIRCUIT RED WIRE SHIFT INTERLOCK SHIFT INTERLOCK SYSTEM SPEEDOMETER SYSTEM TACHOMETER TURBINE SPEED SENSOR (ON TRANSAXLE HOUSING) VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE