Lexus LX J100 facelift (2002-2007) body ecu (at left kick panel) Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 FRCLK FRCSD 1 2 3 4 5 6 SG DGS IG A/C AMPLIFIER (AT RIGHT SIDE OF CARGO AREA) A/C CONTROL ASSEMBLY A/C SOLAR SENSOR (ON TOP LEFT SIDE OF DASH) A/C TMP ACAN AIR MIX CONTROL SERVO MOTOR (BEHIND RIGHT CENTER OF DASH, ON HEATER-A/C HOUSING) BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY ECU (AT LEFT KICK PANEL) BRN WIRE CID CLKF COOL CSD DUAL PRESSURE SWITCH EC (AT REAR OF RIGHT CYLINDER HEAD) EE (AT LEFT SIDE OF OF ENGINE COMPT) ENGINE ROOM J/B (ON LEFT INNER FENDER PANEL) EXHAUST GAS SENSOR (AT FRONT CENTER OF ENGINE COMPT, FORWARD OF RADIATOR) FRCID FRTP FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRY/BLK WIRE HMOT HOT AT ALL TIMES HOT IN ON OR START ILLUM ILLUM +B GND INSTRUMENT CLUSTER SYSTEM J/B 4 (BEHIND UPPER CENTER OF DASH) J/B 5 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 14 (BEHIND RIGHT CENTER OF DASH, NEAR WINDSHIELD) JUNCTION CONNECTOR 24, 27 (AT RIGHT REAR WHEELWELL) LEFT KICK PANEL J/B (AT LEFT KICK PANEL) LT BLU WIRE MCOOL MG CLT RELAY MULTI-DISPLAY NCA WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/GRN WIRE PSW RED WIRE RED/BLU WIRE RIGHT KICK PANEL J/B (AT RIGHT KICK PANEL) TAM TS TC ALED TW SPD TPI DGS FRTE FRTR FRSG VIO WIRE W/O NAVIGATION WARM WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

3 16 17 24 25 SIG RSPT LSPT SG GND BJ (UNDER LEFT FRONT SEAT) BLK WIRE BLK/WHT WIRE BLU/WHT WIRE BODY ECU (AT LEFT KICK PANEL) BRN WIRE DCYL PCYL DOOR FUSE FUSE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IF (BEHIND LEFT KICK PANEL) IG (BEHIND LEFT SIDE OF DASH) LEFT FRONT DOOR COURTESY LIGHT LEFT FRONT INSIDE DOOR HANDLE ILLUMINATION LEFT KICK PANEL J/B (AT LEFT KICK PANEL) LEFT REAR DOOR COURTESY LIGHT LEFT REAR INSIDE DOOR HANDLE ILLUMINATION LEFT SIDE STEP LIGHT, LEFT OUTER FOOT LIGHT LEFT SPOT LIGHT ILLUMINATION LT BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RIGHT FRONT DOOR COURTESY LIGHT RIGHT FRONT INSIDE DOOR HANDLE ILLUMINATION RIGHT KICK PANEL J/B (AT RIGHT KICK PANEL) RIGHT REAR DOOR COURTESY LIGHT RIGHT REAR INSIDE DOOR HANDLE ILLUMINATION RIGHT SIDE STEP LIGHT, RIGHT OUTER FOOT LIGHT RIGHT SPOT LIGHT ILLUMINATION RRCY RLCY PCTY RCYL DCTY LCYL SIG SUB BODY ECU (AT LEFT REAR QUARTERPANEL) WHT/BLK WIRE

12 1 14 TC TS SIL 19 12 3 TC SIL LA 20 18 5 19 TC SIL TACH WFSE 3 11 12 D/G TC TS A/B ABS, BA, TRAC, VSC ECU (BEHIND LEFT SIDE OF DASH) BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BODY ECU (AT LEFT KICK PANEL) BRN WIRE CENTER AIR BAG SENSOR ASSEMBLY (UNDER FRONT OF CENTER CONSOLE) COMBINATION METER DATA LINK CONNECTOR (DLC) 1 (ON RIGHT INNER FENDER PANEL) DATA LINK CONNECTOR (DLC) 3 (BEHIND LEFT SIDE OF DASH, RIGHT OF STEERING COLUMN) EB (AT RIGHT SIDE OF ENGINE COMPT) ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE ROOM R/B (INTEGRAL TO ENGINE ROOM JUNCTION BLOCK) C/OPN RELAY HOT AT ALL TIMES HOT IN ON OR START IGN FUSE J/B 4 (BEHIND UPPER CENTER OF DASH) J/B 7 (BEHIND RIGHT SIDE OF DASH) LEFT KICK PANEL J/B (AT LEFT KICK PANEL) LEFT KICK PANEL J/B (AT LEFT KICK PANEL) IF LT BLU WIRE MULTI-DISPLAY OBD 2 FUSE PNK/BLK WIRE REV RIGHT KICK PANEL J/B (AT RIGHT KICK PANEL) SIL SUSPENSION CONTROL ECU (BEHIND LEFT CENTER OF DASH) TAC THEFT DETERRENT ECU (BEHIND CENTER OF DASH) TRANSPONDER KEY COMPUTER (BEHIND CENTER OF DASH) VGRS ECU (BEHIND LEFT SIDE OF DASH) VIO/WHT WIRE WFSE WHT WIRE WHT/BLK WIRE WHT/RED WIRE

7 20 12 8 10 11 21 13 BTIL BJ (UNDER LEFT FRONT SEAT) BK (UNDER FRONT OF RIGHT FRONT SEAT) BLK WIRE BLK/GRN WIRE BM (AT LEFT REAR QUARTERPANEL) BODY ECU (AT LEFT KICK PANEL) BSTP COMBINATION SWITCH EA (AT RIGHT FRONT OF ENGINE COMPT) EE (AT LEFT SIDE OF ENGINE COMPT) ENGINE ROOM J/B (ON LEFT INNER FENDER PANEL) FUSIBLE LINK BLOCK (AT LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE HEAD OFF TAIL HOT AT ALL TIMES IDL J/B 1 FUSE J/B 5 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 7 (BEHIND LEFT SIDE OF DASH, FORWARD OF INSTRUMENT CLUSTER) LEFT FRONT TURN SIGNAL LIGHT LEFT KICK PANEL J/B (AT LEFT KICK PANEL) LEFT LICENSE PLATE LIGHT LEFT PARKING LIGHT LIGHT CONTROL SWITCH LT BLU WIRE LUGGAGE COMPT) RIGHT FRONT TURN SIGNAL LIGHT RIGHT KICK PANEL J/B (AT RIGHT KICK PANEL) II RIGHT LICENSE PLATE LIGHT RIGHT PARKING LIGHT RIGHT REAR COMBINATION LIGHT STOP LIGHT SUB BODY ECU (AT LEFT REAR QUARTERPANEL) TAIL TAIL FUSE TAIL RELAY TAIL- LIGHT TURN SIGNAL LIGHT WHT WIRE WHT/BLK WIRE YEL WIRE

10 24 28 30 22 ACTD 24 5 ACT- LSR BACK DOOR LOCK MOTOR, DOOR UNLOCK DETECTION SWITCH (RIGHT SIDE OF BACK DOOR) BLK WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/WHT WIRE BODY ECU (AT LEFT KICK PANEL) DOOR FUSE ENGINE ROOM J/B (ON LEFT INNER FENDER PANEL) FUSE GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/WHT WIRE GRY/BLU WIRE HEAD RELAY HEADLIGHTS SYSTEM HORN FUSE HORN RELAY HORNS SYSTEM HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IDL LSWP J/B 5 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 23 (AT LEFT REAR WHEELWELL) LEFT FRONT DOOR LOCK MOTOR, DOOR UNLOCK DETECTION SWITCH (IN LEFT FRONT DOOR) LEFT KICK PANEL J/B (AT LEFT KICK PANEL) LEFT REAR DOOR LOCK MOTOR, DOOR UNLOCK DETECTION SWITCH (IN LEFT REAR DOOR) LEFT REAR POWER WINDOW CONTROL SWITCH LT BLU WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR LOCK MOTOR, DOOR UNLOCK DETECTION SWITCH (IN RIGHT FRONT DOOR) RIGHT FRONT POWER WINDOW CONTROL SWITCH RIGHT REAR POWER WINDOW CONTROL SWITCH RIGHT KICK PANEL J/B (AT RIGHT KICK PANEL) RIGHT REAR DOOR LOCK MOTOR, DOOR UNLOCK DETECTION SWITCH (IN RIGHT REAR DOOR) RRCY RLCY PCTY DCTY SIG TAIL FUSE TAIL RELAY VIO WIRE WHT WIRE WHT/BLK WIRE

18 2 7 3 1 8 21 4 6 14 TC HU HF 2 23 PKB DCTY AUTO AUTOMATIC LIGHT CONTROL SENSOR BLK WIRE BODY ECU (AT LEFT KICK PANEL) BRN WIRE CLTB CLTS CLTE COMBINATION SWITCH DIMMER SWITCH DOOR FUSE DRL EA (AT RIGHT FRONT OF ENGINE COMPT) ENGINE ROOM J/B (ON LEFT INNER FENDER PANEL) FOG LIGHT SWITCH FR FOG FUSE FR FOG RELAY FUSE GENERATOR (RIGHT FRONT OF ENGINE) GRN/BLK WIRE GRN/ORG WIRE GRN/YEL WIRE HEAD TAIL CLTE CLTS CLTB KSW HIGH LOW HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IF (BEHIND LEFT KICK PANEL) IG (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 15 (BEHIND RIGHT CENTER OF DASH, NEAR WINDSHIELD) JUNCTION CONNECTOR 3 (BEHIND UPPER LEFT SIDE OF DASH) JUNCTION CONNECTOR 7 (BEHIND LEFT SIDE OF DASH, FORWARD OF INSTRUMENT CLUSTER) LEFT FRONT FOG LIGHT LEFT KICK PANEL J/B (AT LEFT KICK PANEL) LIGHT CONTROL SWITCH LT BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT FOG LIGHT RIGHT KICK PANEL J/B (AT RIGHT KICK PANEL) RIGHT KICK PANEL J/B (AT RIGHT KICK PANEL) II SIG TAIL HEAD OFF AUTO OFF UNLOCK WARNING SWITCH (BEHIND LEFT SIDE OF DASH) WHT/BLK WIRE YEL WIRE

A/C CONTROL ASSEMBLY (W/ NAVIGATION SYSTEM) AUTO WIPER ECU (BEHIND LEFT SIDE OF DASH) BLK WIRE BODY ECU (AT LEFT KICK PANEL) BUS - CENTER AIR BAG SENSOR ASSEMBLY (UNDER FRONT OF CENTER CONSOLE) COMBINATION METER ENGINE CONTROL MODULE (BEHIND RIGHT GATEWAY ECU (W/ NAVIGATION SYSTEM) (BEHIND CENTER OF DASH) J/B 4 (BEHIND UPPER CENTER OF DASH) J/C 18 (BEHIND RIGHT SIDE OF DASH, NEAR WINDSHIELD) LEFT KICK PANEL J/B (AT LEFT KICK PANEL) LEFT REAR POWER WINDOW CONTROL SWITCH LT BLU WIRE MAYDAY ECU MPX PNK/BLK WIRE POWER SEAT ECU (BELOW DRIVER'S SEAT) POWER WINDOW MASTER SWITCH RAIN SENSOR (ON ROOF, IN FRONT OF MOON ROOF) RED/YEL WIRE REMOTE CONTROL MIRROR ECU (BEHIND LEFT SIDE OF DASH) RIGHT FRONT POWER WINDOW CONTROL SWITCH RIGHT KICK PANEL J/B (AT RIGHT KICK PANEL) RIGHT REAR POWER WINDOW CONTROL SWITCH SIDE OF DASH) SUB BODY ECU (AT LEFT REAR QUARTERPANEL) MPX+ THEFT DETERRENT ECU (BEHIND CENTER OF DASH) TILT, TELESCOPIC ECU (BEHIND LEFT SIDE OF DASH) WHT WIRE

ABS IND. BEAM IND BLK WIRE BLU WIRE BODY ECU (AT LEFT KICK PANEL) BRAKE IND BRN WIRE CENTER DIFF LOCK IND COMBINATION METER DOOR IND EC (AT REAR OF RIGHT CYLINDER HEAD) ENGINE ROOM J/B (ON LEFT INNER FENDER PANEL) FROM COMBINATION METER (DIAGRAM 1 OF 2) FUEL SENDER (IN FUEL TANK) GRN WIRE GRN/ YEL WIRE HEAD LH LWR FUSE HEAD RH UPR FUSE HOT W/ HEAD HI RELAY ENERGIZED HOT W/ HEAD RELAY ENERGIZED HOT W/ TAIL RELAY ENERGIZED JUNCTION CONNECTOR 17 (BEHIND RIGHT SIDE OF DASH, NEAR WINDSHIELD) JUNCTION CONNECTOR 19 (BEHIND RIGHT SIDE OF DASH) LEFT KICK PANEL J/B (AT LEFT KICK PANEL) LEFT TURN IND LT BLU WIRE MALFUNCTION INDICATOR LAMP NCA WIRE NIGHT VIEW IND OIL PRESSURE SENDER (ON LOWER LEFT FRONT SIDE OF ENGINE) HEAT WIRE PANEL FUSE PARKING BRAKE SWITCH (ON BASE OF PARK BRAKE LEVER) REAR LIGHT IND RED WIRE RED/WHT WIRE RED/YEL WIRE RIGHT TURN IND RSCA OFF IND SLIP IND TRAC IND ACTIVE TRAC IND (USA) (EXCEPT USA) VGRS IND VSC OFF IND VSC TRAC IND W/O DRL WASHER IND WHT WIRE YEL WIRE

1 2 3 4 6 7 20 21 HEAD HU 17 11 HRLY BECU 4 6 CLTS CLTE AUTOMATIC LIGHT CONTROL SENSOR BLK WIRE BLK/WHT WIRE BLU WIRE BODY ECU (AT LEFT KICK PANEL) BRN WIRE CB+ CGND CLTB CLTE CLTS CLTB HF COMBINATION SWITCH CV+ ENGINE ROOM J/B (ON LEFT INNER FENDER PANEL) FUSE GAUGE 1 FUSE GAUGE 2 FUSE GND GND GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HF HU HERLY CON NTSC NTSCRE HIGH FLASH FLASH LOW AUTO HIGH LOW HOT AT ALL TIMES HOT IN ON OR START IF (BEHIND LEFT KICK PANEL) IG (BEHIND LEFT SIDE OF DASH) J/C 15, 16 (BEHIND RIGHT CENTER OF DASH, NEAR WINDSHIELD) J/C 19 (BEHIND RIGHT SIDE OF DASH) J/C 20 (BEHIND RIGHT SIDE OF DASH) J/C 26 (BEHIND UPPER LEFT CENTER OF DASH) J/C 7 (BEHIND LEFT SIDE OF DASH, FORWARD OF INSTRUMENT CLUSTER) LAMP LEFT KICK PANEL J/B LEFT KICK PANEL J/B (AT LEFT KICK PANEL) LIGHT CONTROL SWITCH DIMMER SWITCH LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MET FUSE NCA WIRE NIGHT VIEW CAMERA (ON ROOF, IN FRONT OF MOON ROOF) NIGHT VIEW ECU (BEHIND LEFT SIDE OF DASH) NIGHT VIEW SWITCH NVSW RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT KICK PANEL J/B RIGHT KICK PANEL J/B (AT RIGHT KICK PANEL) SIG TAIL HEAD OFF VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

A/C SYSTEM ABS, BA, TRAC, VSC ECU (BEHIND LEFT SIDE OF DASH) ACCEL POSITION SENSOR (UNDER LEFT SIDE OF DASH) BATT TBP TACH BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BODY ECU (AT LEFT KICK PANEL) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM EC (REAR OF RIGHT CYL HEAD) ELS ENG ENG- TRC- ENGINE CONTROL MODULE (ECM) (BEHIND RIGHT SIDE OF DASH) F/PS EOM GAUGE 2 FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HOT IN ON AND START IF (BEHIND LEFT SIDE OF DASH) INJ 8 INJ 7 J/B 5 (BEHIND LEFT SIDE OF DASH) J/B 6 (BEHIND RIGHT SID OF DASH) J/B 6 (BEHIND RIGHT SIDE OF DASH) J/C 17 (BEHIND RIGHT CENTER OF DASH) LCKI NE- NE+ LEFT KICK PANEL J/B M- M+ MREL IGSW FC NCA WIRE NEO NEO SIL WFSE TC PTNK PNK/BLK WIRE PNK/GRN WIRE PTNK RB PL LL RL NL DL RED WIRE RED/BLK WIRE RED/BLU WIRE RIGHT KICK PANEL J/B (AT RIGHT KICK PANEL) SLU- SLU+ STARTING/ CHARGING SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM TFN STSW TRANSFER NEUTRAL POSITION DETECTION SWITCH (ON RIGHT SIDE OF TRANSMISSION) TRC+ VAPOR PRESSURE SENSOR (ON FUEL TANK) VCC VIO/WHT WIRE VSV (PRESSURE SWITCHING VALVE) WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE