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

A/C CONTROL ASSEMBLY A/C FUSE SIDE J/B (AT LEFT KICK PANEL) BLK WIRE BLK/YEL WIRE BLU WIRE BRN WIRE COOLING FAN ECU (ON FRONT CENTER OF ENGINE COMPT, ON RADIATOR SUPPORT) ED (AT TOP LEFT OF DASH) ENGINE CONTROL MODULE (ON LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) ENGINE COOLANT TEMPERATURE SENSOR (ON FRONT CENTER OF ENGINE) ENGINE ROOM 1 R/B (ON LEFT FRONT OF ENGINE COMPT, BEHIND HEADLIGHT) FAN FUSE FAN RELAY FR IG FUSE FUSIBLE LINK BLOCK (ON RIGHT REAR OF ENGINE COMPT) GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IG +B GND IK (AT RIGHT SIDE OF DASH) JUNCTION CONNECTOR 1 (LEFT FRONT OF ENGINE COMPT) JUNCTION CONNECTOR 14, 15 (BEHIND UPPER CENTER OF DASH) JUNCTION CONNECTOR 3 (LEFT FRONT OF ENGINE COMPT) JUNCTION CONNECTOR 7 (BELOW ENGINE ROOM 1 J/B, ENGINE ROOM 1 R/B) LT GRN WIRE LT GRN/RED WIRE P-ACC FUSE P-IG FUSE PASSENGER SIDE J/B (AT RIGHT KICK PANEL) RED WIRE RED/BLU WIRE RFC SHORT CONNECTOR WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL 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

+BM 1 2 M+ M- 2 7 SR BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE IND DOME FUSE DRIVER SIDE J/B (AT LEFT KICK PANEL) DRIVER SIDE J/B GAUGE FUSE (AT LEFT KICK PANEL) EE (ON RIGHT CYLINDER HEAD) EF (ON LEFT CYLINDER HEAD) ENGINE CONTROL MODULE (ON LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) EOIL OIL SLT- SLT+ FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ON OR START IH (AT RIGHT SIDE OF SHIFT LEVER) II (AT RIGHT SIDE OF SHIFT LEVER) J/C 10 (BEHIND UPPER CENTER OF DASH) J/C 12,13 (BEHIND UPPER CENTER OF DASH) J/C 13 (BEHIND UPPER CENTER OF DASH) J/C 16, 17 (BEHIND UPPER CENTER OF DASH) J/C 3, 4 (LEFT FRONT OF ENGINE COMPT) MULTI-DISPLAY PASSENGER SIDE J/B PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PNK/BLK WIRE RED WIRE RED/WHT WIRE RED/YEL WIRE SHIELD SHIELD 4 5 6 28 29 22 23 SLU- SLU+ SPEEDOMETER THROTTLE POSITION SENSOR, MOTOR (ON THROTTLE BODY) TRANSMISSIONS SYSTEM VEHICLE SPEED SENSOR (ON TRANSMISSION) VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/GRN 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

2 7 SR BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE IND DOME FUSE DRIVER SIDE J/B (AT LEFT KICK PANEL) EE (ON RIGHT CYLINDER HEAD) EF (ON LEFT CYLINDER HEAD) ENGINE CONTROL MODULE (ON LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) EOIL OIL SLT- SLT+ FUSE GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ON OR START IH (AT RIGHT SIDE OF SHIFT LEVER) II (AT RIGHT SIDE OF SHIFT LEVER) J/C 10 (BEHIND UPPER CENTER OF DASH) J/C 12 (BEHIND UPPER CENTER OF DASH) J/C 13 (BEHIND UPPER CENTER OF DASH) J/C 16, 17 (BEHIND UPPER CENTER OF DASH) PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PNK/BLK WIRE RED WIRE RED/WHT WIRE SHIELD SHIELD 1 2 4 5 6 28 29 22 23 M- M+ SLU- SLU+ SPEEDOMETER THROTTLE POSITION SENSOR, MOTOR (ON THROTTLE BODY) TRANSMISSIONS SYSTEM VEHICLE SPEED SENSOR (ON TRANSMISSION) VIO/WHT WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

13 24 42 D/G TS WFSE 14 13 TD SIL 16 3 TACH TC 7 8 9 10 11 12 13 14 15 16 SIL AIR SUSPENSION ECU (BEHIND RIGHT SIDE OF DASH) BLK WIRE BLK/YEL WIRE BLU/BLK WIRE BRN WIRE CG SG CANH COMBINATION METER DRIVER SIDE J/B (AT LEFT KICK PANEL) EF (ON LEFT 1 2 3 4 5 6 CYLINDER HEAD) ENGINE CONTROL MODULE (ON LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) GATEWAY ECU (BEHIND LEFT END OF DASH) GRN WIRE HOT AT ALL TIMES J/C 13 (BEHIND UPPER CENTER OF DASH) J/C 16, 17 (BEHIND UPPER CENTER OF DASH) J/C 3, 4 (LEFT FRONT OF ENGINE COMPT) J/C 42 (CENTER OF DASH) LT GRN/BLK WIRE MULTI-DISPLAY OBD FUSE OPA TS TC CANL WFSE BAT PNK/BLK WIRE SIL SKID CONTROL ECU W/ ACTUATOR (BEHIND LEFT SIDE OF DASH) TAC WHT WIRE WHT/BLK WIRE WHT/GRN WIRE

1 10 2 13 4 IG BATT 10 5 TX- TX+ 16 6 15 5 TXS- TXS+ TX- TX+ 2 4 MPX+ MPX- 21 9 8 20 22 10 MTX- MTX+ ATX+ ATX- UTX- UTX+ 3 2 CPU 31 14 30 MPX 8 3 MPX- MPX+ 9 10 TXM+ TXM- A/C CONTROL ASSEMBLY AIR BAG AIR BAG SENSOR ASSEMBLY (FRONT OF CENTER CONSOLE) AUDIO, REAR A/C CONTROL SWITCH (W/ REAR POWER SEAT) BLK WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE CENTER CLUSTER INTEGRATION PANEL (W/O NAVIGATION SYSTEM) CG GND GTX+ GTX- COMBINATION METER D-ACC FUSE DRIVER SIDE J/B (AT LEFT KICK PANEL) FRONT PASSENGER DOOR ECU (INSIDE RIGHT FRONT DOOR) FUSE GATEWAY ECU (BEHIND LEFT END OF DASH) GRN WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IH (AT RIGHT SIDE OF SHIFT LEVER) J/C 10, 11 (BEHIND UPPER CENTER OF DASH) J/C 12, 13 (BEHIND UPPER CENTER OF DASH) LT GRN WIRE MARK LEVINSON EXCEPT MARK LEVINSON MOON ROOF CONTROL ECU (IF EQUIPPED) (AT FRONT OF ROOF OPENING) MPX MPX RIGHT REAR SEAT ECU (IF EQUIPPED) (BEHIND RIGHT SIDE OF REAR SEAT BACK) MPX-IG FUSE MULTI-DISPLAY NAVIGATION ECU (IF EQUIPPED) (ON LOWER RIGHT SIDE OF LUGGAGE COMPARTMENT) ORG/ WIRE OVERHEAD J/B (AT FRONT OF ROOF OPENING) PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PASSENGER SIDE J/B ECU (AT RIGHT KICK PANEL) PNK PNK WIRE PNK WIRE PNK/BLU WIRE RADIO, PLAYER RAIN SENSOR (IF EQUIPPED) (NEAR TOP CENTER OF WINDSHIELD) RED WIRE RED/BLU WIRE RIGHT REAR DOOR ECU (INSIDE RIGHT REAR DOOR) SIL STEREO COMPONENT AMPLIFIER (ON RIGHT SIDE OF LUGGAGE COMPARTMENT, BEHIND TRIM) STEREO COMPONENT TUNER (ON LOWER RIGHT SIDE OF LUGGAGE COMPARTMENT) TELEPHONE TRANSCEIVER, SPEAKER RELAY (ON LEFT SIDE OF LUGGAGE COMPARTMENT) TX+ MTX+ TX- MTX- TXD- RTX- TXD+ RTX+ VIO WIRE VIO/GRN WIRE W/ MAYDAY SYSTEM W/ NAVIGATION SYSTEM WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE

11 25 CANH CANL 2 3 CANL CANH 24 25 CANL CANH 3 13 10 2 PNK MPX MPX- BUBS MPX+ WIRE 8 7 CANL CANH 9 10 CANL CANH 9 8 CANL CANH AFS ECU (RIGHT SIDE OF DASH) AIR SUSPENSION ECU (IF EQUIPPED) (BEHIND RIGHT SIDE OF DASH) BLK WIRE BLK/RED WIRE BLU WIRE BO (AT RIGHT REAR QUARTER- PANEL) BRN WIRE CLEARANCE SONAR ECU (W/ NAVIGATION) (ON LEFT SIDE OF LUGGAGE COMPARTMENT) COMBINATION SWITCH DATA LINK CONNECTOR 3 (BELOW LEFT SIDE OF DASH) 14 6 7 CANL CANH SIL DRIVER DOOR ECU (INSIDE FRONT OF LEFT FRONT DOOR) DRIVER SEAT ECU (BELOW LEFT SIDE OF DRIVER'S SEAT) DRIVER SIDE J/B (AT LEFT KICK PANEL) DRIVER SIDE J/B ECU (AT LEFT KICK PANEL) ENGINE CONTROL MODULE (ON LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) GRN WIRE IH (AT RIGHT SIDE OF SHIFT LEVER) II (AT RIGHT SIDE OF SHIFT LEVER) J/C 29 (REARWARD OF RIGHT REAR FENDERWELL) J/C 31 (W/ REAR POWER SEAT) (BEHIND LEFT REAR SEAT BACK) J/C 36, 37, 38, 39 40, 41, 42, 43 (CENTER OF DASH) J/C 44, 45, 46, 47, 48 (RIGHT SIDE OF DASH) J/C 49, 50, 51 (W/ NAVIGATION SYSTEM) (RIGHT REAR OF VEHICLE) LEFT REAR DOOR ECU (INSIDE LEFT REAR DOOR) LEFT REAR SEAT ECU (BEHIND LEFT SIDE OF REAR SEAT BACK) LT GRN WIRE LUGGAGE ROOM J/B ECU (ON LEFT SIDE OF LUGGAGE COMPARTMENT) MPX PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PNK M+ WIRE PNK WIRE PNK/BLU WIRE POWER SEAT CONTROL SWITCH (REAR SEAT) (LEFT SIDE OF REAR SEAT) POWER TILT, POWER TELESCOPIC ECU (BEHIND LEFT SIDE OF DASH) RED WIRE RED/BLU WIRE STEERING LOCK ECU (W/ SMART KEY SYSTEM) (LEFT SIDE OF DASH) STEERING SENSOR (INSIDE TOP OF STEERING COLUMN) TELEVISION CAMERA ECU (RIGHT REAR OF LUGGAGE COMPT) THEFT DETERRENT ECU (BEHIND UPPER RIGHT CENTER OF DASH) TRANSPONDER KEY COMPUTER (W/O SMART KEY SYSTEM) (BEHIND UPPER CENTER OF DASH) VIO WIRE VIO/GRN WIRE W/O NAVIGATION SYSTEM WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YAW RATE SENSOR (BELOW REAR OF CENTER CONSOLE) YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 LCM- LPSW TKUL LCTY AIR CONDITIONING SYSTEM BKUP BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BM (AT LEFT REAR QUARTERPANEL) BRN WIRE BUBS RMGV DRIVER SIDE J/B (AT LEFT KICK PANEL) FSSS FSMS FSSV SMOK AUTO RHR RFR FRS RSC LGCY FUEL OPN FUSE FUSE FUSIBLE LINK BLOCK (ON RIGHT REAR OF ENGINE COMPT) GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IG RSS INSTRUMENT CLUSTER SYSTEM JC-23 L-O/C(P) FUEL OPN(P) FUEL OPN(O) LCLS LOPN LCM+ LGLP LT BLU WIRE LT GRN WIRE LUG J/B FUSE LUGGAGE ROOM J/B (ON LEFT SIDE OF LUGGAGE COMPT) LUGGAGE ROOM J/B ECU MPX MPX+ MPX FSMV SG FSME FSSE BDCY MPX-IG FUSE MPX-IG MPX-B HIC ORG/ WIRE P-GND PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PNK WIRE POWER DISTRIBUTION SYSTEM POWER TOPS SYSTEM INTERIOR LIGHTS SYSTEM POWER WINDOWS SYSTEM RED WIRE TRUNK, TAILGATE, FUEL DOORS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM DOOR LOCKS SYSTEM VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

+SM 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 S/S +2 1 2 3 4 5 6 7 8 9 10 AIR BAG WIP BACK BLK WIRE BLK/RED WIRE BLU WIRE BLU/RED WIRE COMPUTER DATA LINES SYSTEM CSPT DRIVER SIDE J/B (AT LEFT KICK PANEL) ENGINE ROOM 1 R/B (ON LEFT FRONT OF ENGINE COMPT, BEHIND HEADLIGHT) FSPT FUSE GRN WIRE GRY/BLK WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT IN ON OR START WIP FUSE IGNITION SWITCH II (AT RIGHT SIDE OF SHIFT LEVER) IK (AT RIGHT SIDE OF DASH) INSTRUMENT CLUSTER SYSTEM LCTY RCTY SNOW PWR RRSW LOCK OFF LT BLU WIRE LT GRN WIRE MEMORY SYSTEMS MPX MPX-B B/ANC GND MPX-IG NAVIGATION SYSTEM P B/ANC FUSE PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PASSENGER SIDE J/B ECU PASSIVE RESTRAINT SYSTEM PBIL PBM+ PBM- BKLL PIND PNK WIRE RED/BLU WIRE RED/WHT WIRE RUN WIRE SUPPLEMENTAL RESTRAINTS SYSTEM TRANSMISSIONS SYSTEM VIO WIRE VIO/WHT WIRE WARNING SYSTEM WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WIPER/WASHER SYSTEM YEL WIRE