Lexus LS III facelift (2003-2006) red/blk Wiring diagrams

37 38 FRO FLO AFS ECU (RIGHT SIDE OF DASH) BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRY WIRE GRY/RED WIRE H-LP LVL FUSE HALL IC SENSOR HOT IN ON OR START LEFT HEADLIGHT LEFT HEADLIGHT BEAM LEVEL CONTROL ACTUATOR (BEHIND LEFT HEADLIGHT) LEFT HEADLIGHT SWIVEL MOTOR LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED (OR BLK) WIRE MOTOR+ MOTOR- MSW ORG/ WIRE PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PNK 2 1 4 3 WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/GRN WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT END OF DASH) RIGHT HEADLIGHT RIGHT HEADLIGHT BEAM LEVEL CONTROL ACTUATOR (BEHIND RIGHT HEADLIGHT) RIGHT HEADLIGHT SWIVEL MOTOR SGF SMGR SMGL SGR SHORT CONNECTOR SKID CONTROL ECU W/ ACTUATOR (BEHIND LEFT SIDE OF DASH) SMBR SMBL SMR SML SPDL SPDR SS+ SS- SHRL SBR VDD VIO/GRN WIRE VIO/WHT WIRE VOUT WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

+B STI- MREL IGSW CCHG CANL CANH SPD LGND 13 12 STPI STPO 2 4 5 6 8 13 17 20 24 25 22 29 EC BATT 4 3 9 19 26 27 30 31 32 33 34 35 STP TC ACCEL POSITION SENSOR (BEHIND LEFT CENTER OF DASH) BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/YEL WIRE CANH CANL SGND COMBINATION SWITCH COMPUTER DATA LINES SYSTEM CRUISE DISTANCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) DRIVER SIDE J/B STOP FUSE (AT LEFT KICK PANEL) EC (AT LEFT RADIATOR SIDE SUPPORT) ETCS FUSE EFI 1 FUSE FR IG FUSE GND IGB GRN/BLK WIRE GRN/ORG WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN ON OR START IGB IGN FUSE J/C J/C 1, 2 (LEFT FRONT OF ENGINE COMPT) J/C 35 (LEFT SIDE OF DASH) LASER RADAR SENSOR (BEHIND RIGHT SIDE OF FRONT BUMPER FASCIA) LGND LRDD LRDD LRRD LRRD LT GRN WIRE MODE R/N CRUISE CONTROL SWITCH OBD FUSE ORG/ WIRE PNK/BLK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/YEL WIRE RES+ SET/ COAST SFTD SFTU CCS SGND SHORT CONNECTOR (LEFT FRONT OF ENGINE COMPT) STOPLIGHT SWITCH (ABOVE BRAKE PEDAL, ON BRACKET) TRANSMISSIONS SYSTEM VIO WIRE VIO/WHT WIRE VIO/YEL WIRE VPA EPA VCPA WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL GRN/ WIRE YEL/BLK WIRE

13 12 STPI STPO 2 4 5 6 8 13 17 24 25 22 EC BATT ACCEL POSITION SENSOR (BEHIND LEFT CENTER OF DASH) BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/YEL WIRE CANCEL CRUISE CONTROL SWITCH COMBINATION SWITCH COMPUTER DATA LINES SYSTEM CRUISE DRIVER SIDE J/B (AT LEFT KICK PANEL) STOP FUSE DRIVER SIDE J/B ECU (AT LEFT KICK PANEL) EC (AT LEFT RADIATOR SIDE SUPPORT) EFI 1 FUSE ETCS FUSE ENGINE COMPT) ENGINE CONTROL MODULE (ON LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) FR IG FUSE GRN/BLK WIRE GRN/ORG WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN ON OR START IGN FUSE J/C J/C 1, 2 (LEFT FRONT OF ENGINE COMPT) J/C 3 (LEFT FRONT OF J/C 35 (LEFT SIDE OF DASH) MREL IGSW CANL CANH SPD OBD FUSE ORG/ WIRE PNK/BLK WIRE RED WIRE RED/BLK WIRE RED/YEL WIRE RES+ SET/ COAST SFTD SFTU CCS SHORT CONNECTOR (LEFT FRONT OF ENGINE COMPT) STOPLIGHT SWITCH (ABOVE BRAKE PEDAL, ON BRACKET) STP TC TRANSMISSIONS SYSTEM VIO/WHT WIRE VIO/YEL WIRE VPA EPA VCPA WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 TC CLTB 1 2 3 4 5 6 7 8 9 10 BES BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM ANTI-THEFT SYSTEM D B/ANC FUSE DBKL BKLR DBIL PNK WIRE DRIVER SIDE J/B (AT LEFT KICK PANEL) DRIVER SIDE J/B ECU ENGINE CONTROLS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM ANTI-LOCK BRAKES SYSTEM SHIFT INTERLOCK SYSTEM FUEL TSW FUSE GRN WIRE GRN/ORG WIRE GRN/WHT WIRE GRY WIRE GRY/RED WIRE HAZ FUSE HAZ STPA STP MPX-B HDCY HDLO HRLY HEAD HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES PASSENGER SIDE J/B (AT RIGHT KICK PANEL) HOT IN RUN OR START IG (AT LEFT SIDE OF DASH) IGNITION SWITCH IH (AT RIGHT SIDE OF SHIFT LEVER) INSTRUMENT CLUSTER SYSTEM WIPER/WASHER SYSTEM INTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM J/C 13 (BEHIND UPPER CENTER OF DASH) J/C 14, 15 (BEHIND UPPER CENTER OF DASH) LOCK OFF LT GRN WIRE MIRRORS SYSTEM MPX-IG FUSE MPX-IG HAZ IG ORG/ WIRE PANEL FUSE PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PASSENGER SIDE J/B ECU PASSIVE RESTRAINT SYSTEM PNK MIND WIRE PNK/BLU WIRE R/E RET RTR MSW M+ TR+ CLTS CLTE RV HDCL RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RUN WIRE STPO STPI TRUNK, TAILGATE, FUEL DOORS SYSTEM TURN LH GND B/ANC TURN RH VC DMB- DBM+ BU- VIO WIRE VIO/GRN WIRE VIO/WHT WIRE WARNING SYSTEM PASSIVE RESTRAINT SYSTEM WARNING SYSTEM WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WIPER/WASHER SYSTEM HEADLIGHTS SYSTEM YEL WIRE YEL/GRN WIRE YEL/RED WIRE

1 2 3 4 PNK WIRE ABSORBER CONTROL SWITCH AFS ECU (RIGHT SIDE OF DASH) AIR SUS RELAY AIRSUS FUSE BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/YEL WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM DRIVER SIDE J/B (AT LEFT KICK PANEL) STOP FUSE DRIVER SIDE J/B ECU (AT LEFT KICK PANEL) STPI EA (AT RIGHT RADIATOR SIDE SUPPORT) EB (UNDER FUSIBLE LINK BLOCK) FRONT HEIGHT CONTROL VALVE FUSIBLE LINK BLOCK (ON RIGHT REAR OF ENGINE COMPARTMENT) GAUGE FUSE GRN WIRE GRN/ORG WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLK WIRE HEIGHT CONTROL EXHAUST VALVE HEIGHT CONTROL SWITCH HOT AT ALL TIMES HOT IN ON OR START II (AT RIGHT RADIATOR SIDE SHIFT LEVER) II (AT RIGHT SIDE OF SHIFT LEVER) IK (AT RIGHT SIDE OF DASH) J/C 12 (BEHIND UPPER CENTER OF DASH) J/C 14 (BEHIND UPPER CENTER OF DASH) J/C 16, 17 (BEHIND UPPER CENTER OF DASH) J/C 23 (REARWARD OF LEFT REAR FENDERWELL) LH - LT GRN/BLK WIRE LUGGAGE ROOM J/B REAR HEIGHT CONTROL VALVE ORG/ WIRE PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PNK WIRE PNK/BLU WIRE RED/BLK WIRE RED/WHT WIRE RH- RM+ SBF SGF SHFL SHORT CONNECTOR (RIGHT END OF DASH) SHRL SOLID STATE STOP LIGHT SWITCH (ABOVE BRAKE PEDAL, ON BRACKET) TEMS SPORT IND VIO/GRN WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE

BLK WIRE BLK/WHT WIRE BLU/ORG WIRE COMPUTER DATA LINES SYSTEM DRIVER SIDE J/B (AT LEFT KICK PANEL) ENGINE ROOM 1 R/B (ON LEFT FRONT OF ENGINE COMPT, BEHIND HEADLIGHT) FR FOG FUSE ENGINE ROOM 2 R/B (ON LEFT FRONT OF ENGINE COMPT, BEHIND HEADLIGHT) FHHI HORH HORL FHOR SIDR SIDL HLHR FMIG FRONT CONTROLLER FUSE FWAS CRAR CRAL FTAIL FRWA GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/WHT WIRE GRN/YEL WIRE H-LP HI FUSE HEADLIGHTS SYSTEM HLHL GND WLVL HORN FUSE HORNS SYSTEM HOT AT ALL TIMES HOT IN ON OR START IG (AT LEFT SIDE OF DASH) MPX-IG FUSE PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PNK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE TAIL FUSE VIO WIRE VIO/GRN WIRE WASHER FUSE WHT/BLK WIRE WIPER/WASHER SYSTEM

A/C CONTROL ASSEMBLY (BEHIND RIGHT SIDE OF DASH) RDFGR BLK WIRE DEFOG FUSE DEFOG RELAY DRIVER SIDE J/B (AT LEFT KICK PANEL) ENGINE ROOM 2 R/B (ON LEFT FRONT OF ENGINE COMPARTMENT, BEHIND HEADLIGHT) ENGINE ROOM R/B 1 (ON LEFT FRONT OF ENGINE COMPT, BEHIND HEADLIGHT) FR IG FUSE FUSIBLE LINK BLOCK (ON RIGHT REAR OF ENGINE COMPT) HOT AT ALL TIMES HOT IN ON OR START IG (AT LEFT SIDE OF DASH) J/C 1 (NEAR ENGINE CONTROL MODULE, IN PROTECTIVE CASE) J/C 27 (FORWARD OF RIGHT REAR FENDERWELL) NOISE FILTER (REAR WINDOW DEFOGGER) (BEHIND LEFT HEADLIGHT) REAR WINDOW DEFOGGER (AT REAR WINDOW) RED WIRE RED/BLK WIRE WHT WIRE WHT/BLK WIRE

A/C SYSTEM ACCELERATOR POSITION SENSOR (BEHIND LEFT CENTER OF DASH) ANTI-THEFT SYSTEM BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/YEL WIRE CANL CANH CCV COMBINATION METER COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM DATA LINK CONNECTOR 3 (BELOW LEFT SIDE OF DASH) EC (LEFT RADIATOR SIDE SUPPORT) ENGINE CONTROL MODULE (ECM) (ON LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE IGSW TAM II (RIGHT SIDE OF SHIFT LEVER) IMI IMO J/C 10 J/C 12 J/C 13 (BEHIND UPPER CENTER OF DASH) J/C 16, J/C 17 J/C 16, J/C 17 (BEHIND UPPER CENTER OF DASH) J/C 35 (LEFT SIDE OF DASH) LT GRN WIRE LT GRN/RED WIRE MIL IND ORG/ WIRE PNK/BLK WIRE PTNK PWR SNOW RED WIRE RED/BLK WIRE RED/YEL WIRE RFC SFTD SFTU SHORT CONNECTOR SPEEDO- METER STA MREL FC FPR TAC TACH TBP TC STP VAPOR PRESSURE SENSOR (BELOW RIGHT REAR OF VEHICLE) VCC VPA EPA VCPA WHT WIRE WHT/BLK WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/ORG WIRE BLU/YEL WIRE BRN WIRE C/ OPN RELAY DOME FUSE DRIVER SIDE J/B (AT LEFT KICK PANEL) DRIVER SIDE J/B ECU (AT LEFT KICK PANEL) EC (LEFT RADIATOR SIDE SUPPORT) EFI 1 FUSE EFI MAIN RELAY ENGINE ROOM R/B 1 (ON LEFT FRONT OF ENGINE COMPT, BEHIND HEADLIGHT) F/ PMP RELAY FUEL PUMP RESISTOR (LEFT REAR OF ENGINE COMPT) FUEL PUMP, FUEL SENDER (UNDER LEFT REAR OF VEHICLE) FUSE GAUGE FUSE GRN/BLK WIRE GRN/ORG WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START J/C 1, J/C 2 (LEFT FRONT ENGINE COMPT) J/C 23 (REARWARD OF LEFT REAR FENDER- WELL) J/C 7 (BELOW ENGINE ROOM J/B 1) PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PNK/BLK WIRE RED WIRE RED/BLK WIRE SHORT CONNECTOR STPI VSV (CANISTER CLOSED VALVE) (ON RIGHT SIDE OF ENGINE COMPT) VSV (PRESSURE SWITCHING VALVE) (BELOW RIGHT REAR OF VEHICLE) WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE EC (LEFT RADIATOR SIDE SUPPORT) EFI 2 FUSE EKNK ENGINE CONTROL MODULE (ECM) (ON LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) ENGINE ROOM R/B 1 (ON LEFT FRONT OF ENGINE COMPT, BEHIND HEADLIGHT) EOIL FUSIBLE LINK BLOCK (ON RIGHT REAR OF ENGINE COMPT) GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IGN FUSE FR IG FUSE IGNITION SWITCH LEFT KNOCK SENSOR (ON LEFT SIDE OF ENGINE) LOCK LT GRN WIRE MOL NT- OIL OIL PRESSURE SWITCH (LOWER LEFT FRONT OF ENGINE) P/N RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT KNOCK SENSOR (ON RIGHT SIDE OF ENGINE) SLT- SLU+ ST FUSE STA FUSE STAR STARTER RELAY TURBINE SPEED SENSOR (IN TRANSMISSION) VEHICLE SPEED SENSOR (ON TRANSMISSION) WHT WIRE YEL WIRE YEL/BLK WIRE