Lexus LX J100 (1998-2002) ecu-b fuse Wiring diagrams

BACK DOOR COURTESY SWITCH BACK DOOR KEY LOCK, UNLOCK SWITCH BLU/BLK WIRE BLU/WHT WIRE CENTER ECU D/L (DU) RELAY D/L (L) RELAY D/L (U) RELAY ECU-B FUSE ECU-IG FUSE ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) GRN RED/ WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT IN START OR RUN HOT IN START OR RUN LEFT KICK PANEL J/B (AT LEFT KICK PANEL) GAUGE FUSE I-SEC JUNCTION CONNECTOR J/C 16 (UPPER RIGHT SIDE OF DASH) JUNCTION CONNECTOR J/C 24 (UPPER RIGHT SIDE OF DASH) JUNCTION CONNECTOR J/C 3 (UPPER LEFT SIDE OF DASH) JUNCTION CONNECTOR J/C 32 (ABOVE LEFT REAR WHEELWELL) JUNCTION CONNECTOR J/C 33 (ABOVE LEFT REAR WHEELWELL) JUNCTION CONNECTOR J/C 34 (ABOVE LEFT REAR WHEELWELL) JUNCTION CONNECTOR J/C 4 (UPPER LEFT SIDE OF DASH) LED LEFT FRONT DOOR COURTESY SWITCH LEFT KICK PANEL J/B (AT LEFT KICK PANEL) LEFT REAR DOOR COURTESY SWITCH LT BLU WIRE POWER FUSE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RIGHT FRONT DOOR COURTESY SWITCH RIGHT KICK PANEL J/B (AT RIGHT KICK PANEL) RIGHT REAR DOOR COURTESY SWITCH WHT/BLK WIRE

1 2 3 4 5 6 7 GND A/C ACT THWO ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) A/C AMBIENT TEMPERATURE SENSOR (NEAR RIGHT HEADLIGHT ASSEMBLY) A/C SOLAR SENSOR (ON TOP LEFT SIDE OF DASH) A/C THERMISTOR (BEHIND RIGHT SIDE OF DASH, ON EVAPORATOR) AIF AIR FRAMC FRAMH ILL+ ILL- B+ I-SEC AIR MIX CONTROL SERVO MOTOR (BEHIND RIGHT CENTER OF DASH, ON HEATER-A/C HOUSING) ANTI-THEFT SYSTEM BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE CENTER ECU (BEHIND CENTER OF DASH) CIGAR FUSE DASH HARN, BEHIND COMBINATION METER) DIFF LOCK SW ECU-B FUSE ENGINE ROOM J/B (ON LEFT INNER FENDER PANEL) EXHAUST GAS SENSOR (IN FRONT CENTER OF ENGINE COMPARTMENT, FORWARD OF RADIATOR) FRSG FRTP TPI DGS FRTR TAM FRTE GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE HAZARD SW HOT AT ALL TIMES HOT IN ACC OR ON I-SBW J/C 11 (BEHIND UPPER LEFT CENTER OF DASH) J/C 22 (BEHIND UPPER RIGHT SIDE OF DASH) J/C 3 (BEHIND UPPER LEFT SIDE OF DASH) J/C 40 (RIGHT REAR WHEEL- WELL) J/C 45 (BEHIND UPPER RIGHT CENTER OF DASH) LEFT KICK PANEL J/B (AT LEFT KICK PANEL) LT BLU WIRE LT GRN/BLK WIRE MCOOL MTR RELAY PNK WIRE PNK/BLK WIRE PNK/GRN WIRE POWER ANTENNA SYSTEM PT MFRS MREC RED WIRE RED/BLU WIRE RIGHT KICK PANEL J/B (AT RIGHT KICK PANEL) ROOM TEMPERATURE SENSOR (FRONT) (BEHIND LEFT CENTER OF DASH) S-ANTD S-ANTU TACH TRANSMISSIONS SYSTEM VZ MHOT WARM COOL WARNING SYSTEMS WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

A/C AMPLIFIER (REAR) (ON RIGHT SIDE OF CARGO AREA) AUTO-S OFF-S LO-S ME-S AUTO-1 LO-1 ME-1 RG HI-S FACE-S B/L-S FOOT-S BLK WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE CENTER ECU (BEHIND CENTER OF DASH) CID CSD CLK LAT CIGAR FUSE ECU-B FUSE ENGINE ROOM J/B (ON LEFT INNER FENDER PANEL) FACE-I B/L-1 FOOT-1 HI-I FRLAT FRCID FRCLK FRCSD FUSE GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ON OR ACC ILL+2 INTERIOR LIGHTS SYSTEM ILL+1 J/C 11 (BEHIND LEFT CENTER OF DASH) J/C 3 (BEHIND UPPER LEFT SIDE OF DASH) J/C 38 (BEHIND RIGHT REAR WHEELWELL) J/C 39 (BEHIND RIGHT REAR WHEELWELL) SHIELD J/C 40 (BEHIND RIGHT REAR WHEELWELL) LEFT KICK PANEL J/B (AT LEFT KICK PANEL) LT BLU WIRE LT GRN WIRE LT GRN/RED WIRE MCR MHR HRRC HRRH VMRH BLWRH REAR AIR MIX CONTROL SERVO MOTOR (BELOW REAR OF CENTER CONSOLE) REAR COOLER RELAY (ON RIGHT REAR CORNER OF VEHICLE, IN CARGO AREA) REAR EVAPORATOR TEMPERATURE SENSOR (ON REAR HEATER- A/C UNIT) RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT KICK PANEL J/B (AT RIGHT KICK PANEL) RRMGV B+ TPR TER TINR TRR TSETR VMRC BLWRC W/ NAV W/O NAV WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

2000- 2001 BECU SIG WLRY BLK WIRE BLK/WHT WIRE BLU WIRE DATA LINK CONNECTOR 1 (ON RIGHT INNER FENDER PANEL) DATA LINK CONNECTOR 3 (BEHIND LEFT SIDE OF DASH) DISW DLRY LS/M DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM DOOR LOCKS SYSTEM MEMORY SYSTEMS MEMORY SYSTEMS DOOR LOCKS SYSTEM WIPER/WASHER SYSTEM ECU-B FUSE ECU-IG FUSE EXTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM FRRM PCY DMU PMU DKL PKL DML PML PKU DKU HOT AT ALL TIMES HOT IN RUN HW DCY HRY INDP INSTRUMENT ECU (BEHIND CENTER OF DASH) INTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM J/C 17 (BEHIND RIGHT CENTER OF DASH, NEAR WINDSHIELD) J/C 19 (UPPER RIGHT SIDE OF DASH) J/C 21 (UPPER RIGHT SIDE OF DASH) J/C 25 (UPPER RIGHT SIDE OF DASH) J/C 26 (UPPER RIGHT SIDE OF DASH) J/C 11 (UPPER LEFT CENTER OF DASH) J/C 3 (UPPER LEFT SIDE OF DASH) J/C 4 (UPPER LEFT SIDE OF DASH) J/C 6 (UPPER LEFT SIDE OF DASH) J/C 9 (UPPER LEFT SIDE OF DASH) LEFT KICK PANEL J/B (AT LEFT KICK PANEL) LT BLU WIRE MEMO MEMORY SYSTEMS DOOR LOCKS SYSTEM MIRR FUSE PISW PNK/BLK WIRE PNK/BLU WIRE POWER SEAT ECU (BELOW DRIVER'S SEAT) PWRY RLCY LMRY TRY RED WIRE REMOTE CONTROL MIRROR ECU (LEFT SIDE OF DASH) RIGHT KICK PANEL J/B (AT RIGHT KICK PANEL) RLCL RRCL DURY DDRY ACY FRCL RRCY STP DG TC SIL STARTING/CHARGING SYSTEM TAIL HEAD KSW TILT, TELESCOPIC ECU (LEFT SIDE OF DASH) VIO/WHT WIRE WIPER/WASHER SYSTEM

+B HI DRL BATTERY BLK WIRE BLK/ORG WIRE BLU/WHT WIRE CHG COMBINATION METER DAYTIME RUNNING LIGHT RELAY 3 (ON RIGHT FRONT INNER FENDER PANEL) DIMMER RELAY E (GRD) ECU-B FUSE ENGINE ROOM J/B (ON LEFT INNER FENDER PANEL) FUSIBLE LINK BLOCK GAUGE FUSE HEAD INDIC (USA) HEAD RELAY HIGH BEAM INDIC HOT AT ALL TIMES HOT IN START OR RUN JUNCTION CONNECTOR J/C 1 JUNCTION CONNECTOR J/C 20 (BEHIND RIGHT SIDE OF DASH) JUNCTION CONNECTOR J/C 23 (UPPER RIGHT SIDE OF DASH) JUNCTION CONNECTOR J/C 7 (BEHIND LEFT SIDE OF DASH) LEFT HIGH BEAM HEADLIGHT LEFT KICK PANEL J/B (AT LEFT KICK PANEL) LEFT KICK PANEL J/B (LEFT KICK PANEL) LEFT LOW BEAM HEADLIGHT LH- LWR HEAD FUSE LH-UPR HEAD FUSE LT BLU WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RH- LWR HEAD FUSE RH-UPR HEAD FUSE RIGHT HIGH BEAM HEADLIGHT RIGHT LOW BEAM HEADLIGHT STARTING/ CHARGING SYSTEM USA WHT/BLK WIRE

A/T OIL TEMP IND ANTI-LOCK BRAKE SYSTEM AT-P BLU WIRE BRAKE IND BRN WIRE CENTER DIFF IND CHARGE IND COMBINATION METER CRUISE IND DOOR IND ECT PWR IND ECU-B FUSE ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM, TRANSMISSION CONTROLS SYSTEM FUEL GAUGE FUEL IND GAUGE FUSE GRN WIRE GRN/RED WIRE HI OFF HIGH BEAM IND HOT AT ALL TIMES HOT IN ON OR START IGN FUSE INTERIOR LIGHTS SYSTEM ANTI-LOCK BRAKE SYSTEM INTERIOR LIGHTS SYSTEM STARTING/CHARGING SYSTEM J/C 14 (CENTER OF DASH) J/C 17 (UPPER RIGHT SIDE OF DASH) J/C 20 (UPPER RIGHT SIDE OF DASH) J/C 26 (UPPER RIGHT SIDE OF DASH) J/C 3 (UPPER LEFT SIDE OF DASH) J/C 6 (UPPER LEFT SIDE OF DASH) LEFT BUCKLE SWITCH LEFT KICK PANEL J/B LEFT TURN IND LT BLU WIRE LT LT MALFUNCTION IND O/D OFF IND OIL PRESSURE GAUGE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RIGHT KICK PANEL J/B RIGHT TURN IND SEAT BELT IND SPEEDOMETER SRS IND SUPPLEMENTAL RESTRAINTS SYSTEM TACHOMETER TAILLIGHT IND (CANADA) TO ABS INDICATOR (DIAGRAM 2 OF 2) TO COMBI- NATION METER (DIAGRAM 2 OF 2) TRANSMISSION SYSTEM TRANSMISSION SYSTEM CRUISE CONTROL SYSTEM TRANSMISSION SYSTEM VEHICLE SPEED SENSOR (LEFT SIDE OF TRANSMISSION) VOLTMETER WASHER IND WATER TEMP GAUGE WATER TEMPERATURE SENDER (TOP RIGHT SIDE OF ENGINE) WHT WIRE WHT/BLK 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 +B BACK UP LIGHT SWITCH (CLOSED IN REVERSE) BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRN/BLK WIRE BRN/RED WIRE DRIVING POSITION MEMORY, RETURN SWITCH ECU-B FUSE ENGINE ROOM J/B FUSE GAUGE FUSE GND MR MF GND REV MIRE MIRB RCAN GRN WIRE GRN/RED WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT IN ACCY OR ON HOT IN ON OR START HR HL VR VL VC VSRL HSRL M+L MHL MVL INSTRUMENT ECU (BEHIND CENTER OF DASH) J/C 13 (UPPER LEFT SIDE OF DASH) J/C 19 (UPPER RIGHT END OF DASH) J/C 20 (UPPER RIGHT END OF DASH) J/C 3 (LEFT SIDE OF DASH) J/C 4 (LEFT SIDE OF DASH) LEFT KICK PANEL J/B (AT LEFT KICK PANEL) LEFT REMOTE CONTROL MIRROR LT BLU WIRE MEMO MF MR SV SH M+ MH MV VDD MIRR FUSE CIGAR FUSE MV MH M+ SH SV VDD OPERATION SWITCH PARK/NEUTRAL POSITION SWITCH (ON LEFT SIDE OF TRANSMISSION) RED WIRE RED/BLK WIRE RED/BLU WIRE REMOTE CONTROL MIRROR ECU (BEHIND LEFT CENTER OF DASH) REMOTE CONTROL MIRROR SWITCH RIGHT KICK PANEL J/B (AT RIGHT KICK PANEL) RIGHT REMOTE CONTROL MIRROR SELECT SWITCH SET- SIG VSSR HSRR M+R MHR MVR WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

AHC-B FUSE FR FOG FUSE AHC-IG FUSE AIR COND- ITIONING SYSTEM BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE CIGAR FUSE SRS FUSE CIGARETTE LIGHTER DEFOG FUSE STOP FUSE DEFOG RELAY DOME FUSE DOME RELAY ECU-B FUSE ELECTRONIC SUSPENSION SYSTEM FR FOG RELAY FROM ENGINE ROOM J/B (DIAGRAM 1 OF 2) FROM FUSIBLE LINK BLOCK (DIAGRAM 1 OF 2) FROM LEFT KICK PANEL J/B (DIAGRAM 2 OF 2) FRONT POWER OUTLET GARAGE DOOR OPENER CRUISE CONTROL, ENGINE CONTROLS SYSTEM GAUGE FUSE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE IGN FUSE IGNITION SWITCH JUNCTION CONNECTOR J/C 1 (LEFT SIDE OF DASH) LEFT KICK PANEL J/B (AT LEFT KICK PANEL) LOCK LT BLU WIRE LT GRN WIRE LUGGAGE COMPARTMENT POWER OUTLET MIRR FUSE MIRRORS, BODY COMPUTER SYSTEMS POWER FUSE POWER RELAY D/L (U) RELAY D/L (L) RELAY D/L (DU) RELAY PWR OUTLET FUSE ECU-IG FUSE REAR CONSOLE BOX POWER OUTLET RED WIRE RED/BLU WIRE RR A/C FUSE RR HTR FUSE OBD FUSE RR HTR RELAY RUN WIRE STARTING SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM TAIL FUSE TAIL RELAY TO LEFT KICK PANEL J/B (DIAGRAM 2 OF 2) TRANSMISSIONS SYSTEM WIPER/ WASHER, BODY COMPUTER SYSTEMS WHT WIRE WHT/BLK WIRE WHT/RED WIRE WIPER FUSE DIFF FUSE (1999-2000) (2001)

BACK DOOR COURTESY SWITCH BACK DOOR KEY LOCK, UNLOCK SWITCH BLU/BLK WIRE BLU/WHT WIRE CENTER ECU D/L (DU) RELAY D/L (L) RELAY D/L (U) RELAY ECU-B FUSE ECU-IG FUSE ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) GRN RED/ WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT IN START OR RUN HOT IN START OR RUN LEFT KICK PANEL J/B (AT LEFT KICK PANEL) GAUGE FUSE I-SEC JUNCTION CONNECTOR J/C 16 (UPPER RIGHT SIDE OF DASH) JUNCTION CONNECTOR J/C 24 (UPPER RIGHT SIDE OF DASH) JUNCTION CONNECTOR J/C 3 (UPPER LEFT SIDE OF DASH) JUNCTION CONNECTOR J/C 32 (ABOVE LEFT REAR WHEELWELL) JUNCTION CONNECTOR J/C 33 (ABOVE LEFT REAR WHEELWELL) JUNCTION CONNECTOR J/C 34 (ABOVE LEFT REAR WHEELWELL) JUNCTION CONNECTOR J/C 4 (UPPER LEFT SIDE OF DASH) LED LEFT FRONT DOOR COURTESY SWITCH LEFT KICK PANEL J/B (AT LEFT KICK PANEL) LEFT REAR DOOR COURTESY SWITCH LT BLU WIRE POWER FUSE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RIGHT FRONT DOOR COURTESY SWITCH RIGHT KICK PANEL J/B (AT RIGHT KICK PANEL) RIGHT REAR DOOR COURTESY SWITCH WHT/BLK WIRE

AIR BAG SQUIB (FRONT PASSENGER AIR BAG ASSEMBLY) AIR BAG SQUIB (STEERING WHEEL PAD) BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BRN WIRE BRN/WHT WIRE CENTER AIR BAG SENSOR ASSEMBLY (UNDER FRONT OF CENTER CONSOLE) COMBINATION METER DATA LINK CONNECTOR (DLC) 1 (PARTIAL) (ON RIGHT INNER FENDER PANEL) ECU-B FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IGN FUSE J/C 16 (BEHIND UPPER RIGHT SIDE OF DASH) J/C 21 (BEHIND UPPER RIGHT SIDE OF DASH) J/C 26 (BEHIND UPPER RIGHT SIDE OF DASH) J/C 3 (BEHIND UPPER LEFT SIDE OF DASH) LEFT FRONT AIR BAG SENSOR (ON UPPER LEFT SIDE OF RADIATOR SUPPORT CROSSBAR) LEFT KICK PANEL J/B LEFT KICK PANEL J/B (AT LEFT KICK PANEL) LEFT PRETENSIONER (AT BOTTOM OF LEFT "B" PILLAR) LT BLU WIRE PNK WIRE PNK/BLK WIRE PNK/BLU (OR PNK/BLK) WIRE PNK/BLU WIRE PR- PR+ +SR P+ P- SIL D- D+ +SL PL+ PL- RED WIRE RIGHT FRONT AIR BAG SENSOR (ON UPPER RIGHT SIDE OF RADIATOR SUPPORT CROSSBAR) RIGHT PRETENSIONER (AT BOTTOM OF RIGHT "B" PILLAR) SL- SPIRAL CABLE SRS FUSE SRS WARNING INDICATOR TC -SR VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE