Lexus GX J120 (2002-2009) ecu-b fuse Wiring diagrams

ABS SOL FUSE BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BRAKE FLUID LEVEL WARNING SWITCH (ON BRAKE MASTER CYLINDER) BRL BRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM D/G DAC RELAY DETECTION SWITCH DRIVER IGN FUSE SIDE J/B (BEHIND LOWER LEFT END OF DASH) EB (ON LEFT FRONT INNER FENDER) ECU-B FUSE ENGINE ROOM R/B (ON LEFT SIDE ABS MTR FUSE OF ENGINE COMPT) EXI PKB WA BZ +BS FR+ FL- RR+ RL- STP TRC+ GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE HDCW IND WT VSCW FRO FLO HOT AT ALL TIMES HOT IN ON OR START INFR STPO FR- FL+ RR- RL+ J/C 11 (LEFT END OF DASH) JUNCTION CONNECTOR 16 (RIGHT SIDE OF DASH) JUNCTION CONNECTOR 22 (RIGHT SIDE OF DASH) JUNCTION CONNECTOR 7, 8 (LEFT END OF DASH) LBL WFSE CSW HDCS LEFT FRONT ABS SPEED SENSOR (ON LEFT FRONT SPINDLE/HUB ASSEMBLY) LT GRN WIRE LT GRN/RED WIRE NCA WIRE NEO CAN H ORG/ WIRE PNK WIRE PNK/BLU WIRE POSITION) (ON TRANSMISSION HOUSING) REAR ABS SPEED SENSOR (ON REAR AXLE, AT DIFFERENTIAL) RED WIRE RED/BLK WIRE RED/GRN WIRE RED/YEL WIRE RIGHT FRONT ABS SPEED SENSOR (ON RIGHT FRONT SPINDLE/HUB ASSEMBLY) SKID CONTROL ECU, ACTUATOR (LEFT REAR OF ENGINE COMPT) STOP FUSE STOPLIGHT SWITCH TRC+ TS CAN L WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/RED 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 RWLM 18 12 11 TRLY ACTY LCYL RCYL DCTY PCTY ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY ECU DBKL DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM MEMORY SYSTEMS POWER WINDOWS SYSTEM DR/LCK FUSE DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) DRL MM PD ACTD ECU-B FUSE ECU-IG FUSE ELECTRONIC SUSPENSION SYSTEM INTERIOR LIGHTS SYSTEM ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPARTMENT) FUSE GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START ILEW SG GND INTERIOR LIGHTS SYSTEM COMPUTER DATA LINES SYSTEM J/B FUSE J/C 20 (RIGHT SIDE OF DASH) J/C 31 (LEFT REAR OF VEHICLE, BEHIND BUMPER) J/C 32 (LEFT REAR OF VEHICLE, BEHIND BUMPER) LMRY LSWP LT GRN WIRE LT GRN/BLK WIRE MEMORY SYSTEMS MPX PARKING BRAKE SWITCH PCYL DCYL PKB PRG RDA PNK WRSW WIRE PNK/BLK WIRE PNK/BLU WIRE POWER TOPS SYSTEM MEMORY SYSTEMS INTERIOR LIGHTS SYSTEM POWER WINDOWS SYSTEM POWER WINDOWS SYSTEM EXTERIOR LIGHTS SYSTEM RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RLCY RRCY RR WIP FUSE RSPT LSPT CSPT WRIN RWSM SIG SIG BECU WRLO TAIL RELAY WARNING SYSTEM STARTING/CHARGING SYSTEM WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM INTERIOR LIGHTS SYSTEM YEL WIRE

3 2 1 SHG SHRL SHB 3 2 1 SHG SHRR SHB 3 4 RM+ RM- PNK WIRE 38 37 FLO FRO 43 15 CSW INFR AIR SUS 2 FUSE AIR SUS FUSE AIR SUS RELAY BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BO (AT LEFT REAR WHEELWELL, NEAR FUEL DOOR) BRN/BLK WIRE BRN/WHT WIRE BRN/YEL WIRE COMPARTMENT) DAC RELAY DOME FUSE DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ECU-B FUSE ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 3 (ON LEFT SIDE OF ENGINE COMPT) FAL+ FAR- FAR+ FBR- FBL- FBL+ FBR+ GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE HEIGHT CONTROL COMPRESSOR (AT LEFT REAR OF VEHICLE) HOT AT ALL TIMES J/B 1 (BEHIND CENTER OF DASH) JUNCTION CONNECTOR 1 (LEFT SIDE OF ENGINE COMPT) JUNCTION CONNECTOR 18 JUNCTION CONNECTOR 9 (LEFT END OF DASH) LEFT REAR ABSORBER CONTROL ACTUATOR (AT LEFT REAR SHOCK TOWER) LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE PNK LT WIRE PNK WIRE PNK/BLU WIRE PNK/GRN WIRE RAL+ RAR+ RAR- RBR- RBR+ RBL+ RBL- RAL+ RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR ABSORBER CONTROL ACTUATOR (AT RIGHT REAR SHOCK TOWER) SKID CONTROL ECU, ACTUATOR (LEFT REAR OF ENGINE STABILIZER CONTROL ECU (AT LEFT REAR OF VEHICLE) STOP FUSE STOPLIGHT SWITCH VIO WIRE VIO/GRN WIRE VIO/RED WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

14 20 26 11 15 KSW HR 17 12 11 HRLY 23 20 19 15 ACT+ 3 2 5 1 PRG RDA +B 3 4 7 12 11 24 23 PRG RDA BCTY RRCY RLCY PCTY DCTY BACK DOOR COURTESY SWITCH (AT LEFT BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY ECU BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM DOME FUSE DOOR CONTROL RECEIVER (ON LEFT "D" PILLAR, BEHIND TRIM) DR/LCK FUSE DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ECU-B FUSE ECU-IG FUSE EG (ON REAR OF LEFT CYLINDER HEAD) ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPARTMENT) FUSE GAUGE FUSE GRN WIRE GRN/ORG WIRE GRN/WHT WIRE GRN/YEL WIRE HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM COMPUTER DATA LINES SYSTEM HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IND J/B 1 (BEHIND CENTER OF DASH) J/B 2 (BEHIND CENTER OF DASH) JUNCTION CONNECTOR JUNCTION CONNECTOR 11 (LEFT END OF DASH) JUNCTION CONNECTOR 13 (LEFT END OF DASH) JUNCTION CONNECTOR 16 (RIGHT SIDE OF DASH) JUNCTION CONNECTOR 23 (LOWER RIGHT SIDE OF DASH) JUNCTION CONNECTOR 28 (AT RIGHT KICK PANEL) JUNCTION CONNECTOR 30 (LEFT REAR OF VEHICLE, BEHIND BUMPER) JUNCTION CONNECTOR 31 (LEFT REAR JUNCTION CONNECTOR 32 (LEFT REAR OF VEHICLE, BEHIND BUMPER) KSWO LEFT FRONT DOOR COURTESY SWITCH (LOWER LEFT "B" PILLAR) LEFT REAR DOOR COURTESY SWITCH (BOTTOM OF LEFT "C" PILLAR) LSWP ACTD LT GRN/BLK WIRE OF VEHICLE, BEHIND BUMPER) PNK/BLK WIRE PNK/BLU WIRE POWER DISTRIBUTION SYSTEM REAR OF VEHICLE, BELOW TAILLIGHT) RED WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RIGHT DOOR LOCK CONTROL SWITCH RIGHT FRONT DOOR COURTESY SWITCH (BOTTOM OF RIGHT "B" PILLAR) RIGHT REAR DOOR COURTESY SWITCH (BOTTOM OF RIGHT "C" PILLAR) SECURITY SIG TRLY VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE

A/C-ECU (BEHIND RIGHT SIDE OF DASH) ACAN BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY ECU (BEHIND LEFT END OF DASH) BRN/YEL WIRE DEFOGGER SYSTEM DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) EB (ON LEFT FRONT INNER FENDER) ECU-B FUSE ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT) FRONT BLOWER MOTOR (BEHIND LOWER RIGHT SIDE OF DASH, ON HVAC ASSEMBLY) GRN WIRE GRN/ORG WIRE GRN/RED WIRE GRY WIRE GRY/BLU WIRE HEATER 2 FUSE HEATER CONTROL SWITCH HEATER FUSE HEATER RELAY HOT AT ALL TIMES J/B 3 (BEHIND RIGHT SIDE OF DASH) JUNCTION CONNECTOR 14 (LEFT SIDE OF DASH) IJ JUNCTION CONNECTOR 19 (RIGHT SIDE OF DASH) JUNCTION CONNECTOR 2, 3 (LEFT SIDE OF ENGINE COMPT) L-AUTO L-FDEF L-FDEF L-RDEF L-REC L-FRS L-FRS L-RDEF L-REC LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MGC VER 1 ORG/ WIRE PNK 11 12 13 14 15 16 17 18 19 20 22 23 24 25 WIRE PNK L-AUTO WIRE PNK WIRE PNK/BLK WIRE PNK/GRN WIRE RED WIRE RED/BLK WIRE S-AUTO S-AUTO S-RDEF S-FDEF S-TEMPP- S-TEMPP+ MPX- S-F/R S-FDEF S-OFF S-R/F S-TEMPD- S-TEMPD+ S-OFF S-RDEF S-TEMPD- S-TEMPP- THE TPD TPP TSD TSP TR FRTE TPI TPM TWI ACLD PSW BLC TAMIN LOCK SPD TACC VIO WIRE VIO/RED WIRE VIO/WHT WIRE VIO/YEL WIRE 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

A/C CONTROL ASSEMBLY (BEHIND RIGHT SIDE OF DASH) BLK WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/YEL WIRE DEFOGGER SYSTEM DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) EB (ON LEFT FRONT INNER FENDER) ECU-B FUSE ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT) FRONT BLOWER MOTOR (BEHIND LOWER RIGHT SIDE OF DASH, ON HVAC ASSEMBLY) GRN WIRE GRN/ORG WIRE GRY WIRE GRY/BLU WIRE HEATER 2 FUSE HEATER FUSE HEATER RELAY HOT AT ALL TIMES J/B 3 (BEHIND RIGHT SIDE OF DASH) JUNCTION CONNECTOR 14 (LEFT SIDE OF DASH) JUNCTION CONNECTOR 2, 3 (LEFT SIDE OF ENGINE COMPT) LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MGC VER 1 MPX ORG/ WIRE PNK 10 11 12 13 14 15 16 17 18 19 20 21 22 WIRE PNK WIRE PNK/BLK WIRE PNK/GRN WIRE REAR COOLER SWITCH RED WIRE THE TPD TPP TSD TSP TR FRTE TPI TPM TWI ACLD PSW BLC TAMIN LOCK SPD TACC VIO/RED WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE

BACK DOOR COURTESY SWITCH (AT LEFT REAR OF VEHICLE, BELOW TAILLIGHT) BLU WIRE BLU/WHT WIRE BRN WIRE COMBINATION METER EA (ON RIGHT FRONT INNER FENDER) EB (ON LEFT FRONT INNER FENDER) ECU-B FUSE EG (ON REAR OF LEFT CYLINDER HEAD) ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPARTMENT) FR FOG FUSE FR FOG RELAY GRN/RED WIRE HEAD LEFT LOW HEAD FUSE RELAY HIGH BEAM IND HOT AT ALL TIMES J/B 2 (BEHIND CENTER OF DASH) J/B FUSE JUNCTION JUNCTION CONNECTOR LEFT FRONT FOG LIGHT LEFT HIGH HEAD FUSE LEFT HIGH HEADLIGHT LEFT LOW HEADLIGHT LT GRN WIRE LT GRN/RED WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT FOG LIGHT RIGHT HIGH HEAD FUSE RIGHT HIGH HEADLIGHT RIGHT LOW HEAD FUSE RIGHT LOW HEADLIGHT WHT WIRE WHT/BLK WIRE WHT/RED WIRE

5 6 7 TXCT AGND BLK/RED WIRE BLU/RED WIRE BRN WIRE CODE COMBINATION METER COURTESY SWITCH CTY DATA LINK CONNECTOR 3 (BELOW LEFT SIDE OF DASH) SIL DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ECU-B FUSE ECU-IG FUSE EFII EFIO ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE ROOM R/B GRN/YEL WIRE HOT AT ALL TIMES HOT IN ON OR START IMI IMO IND J/B 1 (BEHIND CENTER OF DASH) J/B 2 (BEHIND CENTER OF DASH) JUNCTION CONNECTOR 13 JUNCTION CONNECTOR 14 (LEFT SIDE OF DASH) IJ (BEHIND LEFT CENTER OF DASH) JUNCTION CONNECTOR 22 (RIGHT SIDE OF DASH) JUNCTION CONNECTOR 23 (LOWER RIGHT SIDE OF DASH) IL (BEHIND RIGHT SIDE OF DASH) RED WIRE RED/YEL WIRE SECURITY IND TRANSPONDER KEY AMPLIFIER (IN RIGHT SIDE OF STEERING COLUMN) TRANSPONDER KEY COIL TRANSPONDER KEY COMPUTER (BEHIND UPPER RIGHT SIDE OF DASH) TXCT UNLOCK WARNING SWITCH VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 GND SG TH+ DMIN SWOT TAIL ACC CUT RELAY ACCESSORY METER AIR CONDITIONING SYSTEM BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BODY ECU COMBINATION METER DCTY DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) EB (ON LEFT FRONT INNER FENDER) ECU, MOTOR ECU-B FUSE ECU-IG FUSE ENGINE CONTROLS SYSTEM ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT) FROM COMBINATION METER FUSE GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START HOT W/ TAIL RELAY ENERGIZED IL (BEHIND RIGHT SIDE OF DASH) INTERIOR LIGHTS SYSTEM AIR CONDITIONING SYSTEM J/B 1 (BEHIND CENTER OF DASH) J/B 2 (BEHIND CENTER OF DASH) J/B 3 (BEHIND RIGHT SIDE OF DASH) KDSS IND KSWO LEFT FRONT DOOR COURTESY SWITCH (LOWER LEFT "B" PILLAR) LEFT REAR DOOR COURTESY SWITCH (BOTTOM OF LEFT "C" PILLAR) LT GRN WIRE LT GRN/BLK WIRE NAVIGATION SYSTEM OIL PRESSURE IND PANEL FUSE PCTY PNK PNK WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE RED WIRE RED/YEL WIRE RIGHT FRONT DOOR COURTESY SWITCH (BOTTOM OF RIGHT "B" PILLAR) RIGHT REAR DOOR COURTESY SWITCH (BOTTOM OF RIGHT "C" PILLAR) RLCY RRCY RSCA OFF IND SPD IG STEREO COMPONENT AMPLIFIER TC DATA VIO WIRE VIO/RED WIRE VSC TRAC IND WARNING SYSTEM ENGINE CONTROLS SYSTEM AIR CONDITIONING SYSTEM WASHER LEVEL SENSOR (AT RIGHT FRONT OF ENGINE COMPT, ON WASHER FLUID RESERVOIR) WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE

17 19 20 21 22 24 RRMGV RRVM RRBLW 6 7 17 21 GND +B SG RRTE BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/ORG WIRE BR (AT RIGHT REAR OF VEHICLE, BELOW TAILLIGHT) DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ECU-B FUSE ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE GRN/BLK WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT IN ON OR START IG+ GND MPX- J/B 1 (BEHIND CENTER OF DASH) J/B 3 (BEHIND RIGHT SIDE OF DASH) JUNCTION CONNECTOR 14 (LEFT SIDE OF DASH) JUNCTION CONNECTOR 16 (RIGHT SIDE OF DASH) JUNCTION CONNECTOR 25 (CENTER OF DASH) MPX ORG/ WIRE REAR COOLER BLOWER MOTOR (AT RIGHT REAR OF VEHICLE) REAR COOLER MAGNETIC VALVE (AT RIGHT REAR OF VEHICLE) REAR COOLER POWER TRANSISTOR (AT RIGHT ``D" PILLAR) REAR COOLER RELAY (AT BASE OF RIGHT ``D" PILLAR) REAR COOLER SWITCH REAR COOLER THERMISTOR (AT RIGHT ``D" PILLAR) RED WIRE RED/BLK WIRE RED/WHT WIRE RR A/C FUSE VER 1 RRHR VIO WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE