Lexus ES XV30 (2001-2003) ecu-b fuse Wiring diagrams

A/C CONDENSER FAN MOTOR (RIGHT FRONT OF ENGINE COMPT) A/C DIODE (LEFT SIDE OF ENGINE COMPT) A/C LOCK SENSOR, A/C MAGNETIC CLUTCH (LEFT FRONT SIDE OF ENG) A/CI ACMG ACS BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE COMBINATION METER DRIVER SIDE J/B (LEFT SIDE OF DASH) EB (RIGHT FRONT FENDER) EC (LEFT FRONT FENDER) ECU-B FUSE EF (INTAKE SIDE OF CYL BLOCK) ENGINE CONTROL MODULE (RIGHT SIDE OF DASH) ENGINE ROOM R/B (LEFT SIDE OF ENG COMPT) FAN 2 RELAY FAN 3 RELAY FAN RLY FUSE GAUGE 1 FUSE GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT IN ON OR START HTR FUSE HTR RELAY IA (LEFT DASH REINFORCEMENT) J/C 11 (LOWER RIGHT SIDE OF DASH) LCKI LT BLU WIRE MG CLT RELAY PASSENGER SIDE J/B (RIGHT SIDE OF DASH) PNK/BLU WIRE PRESSURE SWITCH (RIGHT FRONT CORNER OF ENGINE COMPT) RED WIRE THR+ THWO VIO/WHT WIRE W/ VSC W/O VSC WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL/BLK WIRE YEL/GRN WIRE

12 13 15 GND HORN HRLY 23 24 ACT- SGND ALT FUSE BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY ECU (ATTACHED TO DRIVER SIDE J/B) BRN WIRE COMBINATION METER DOME FUSE DOOR DOOR 2 FUSE DOOR LOCK CONTROL RECEIVER (RIGHT "C" PILLAR) DRIVER SIDE J/B (BEHIND LEFT SIDE OF DASH) DRLP PCTY RLCY RRCY KSW DTCY LGCY ACTD TR+ ECU-ACC FUSE ECU-B FUSE ECU-IG FUSE ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IA (LEFT DASH REINFORCEMENT) ID (RIGHT DASH BRACE) J/C 1 (UPPER LEFT SIDE OF DASH) J/C 12 (FRONT OF LEFT REAR QUARTER WHEEL HOUSE) J/C 13 (FRONT OF RIGHT REAR QUARTER WHEEL HOUSE) J/C 4 (LEFT DASH BRACE) J/C 6 (UPPER RIGHT SIDE OF DASH) KEYLESS BUZZER ON/OFF SWITCH LEFT FRONT DOOR COURTESY SWITCH LT BLU WIRE LT GRN/BLK WIRE LUGGAGE COMPARTMENT DOOR OPENER MOTOR, LUGGAGE COMPARTMENT LIGHT SWITCH LUGGAGE COMPARTMENT DOOR OPENER SWITCH MAIN LUGGAGE COMPARTMENT DOOR OPENER SWITCH ORG/ WIRE PASSENGER SIDE J/B (RIGHT SIDE OF DASH) PWR 1 FUSE PWR 2 FUSE RDA PRG +B RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR COURTESY SWITCH LEFT REAR DOOR COURTESY SWITCH RIGHT REAR DOOR COURTESY SWITCH TAIL RELAY TKUL BZR RDA PRG HAZ TRLY SIG TURN SIGNAL FLASHER RELAY (BEHIND LEFT KICK PANEL) UNLOCK WARNING SWITCH VIO WIRE W/ VSC W/O VSC WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 KW 1 2 3 4 5 6 7 8 9 10 11 12 DCTY CYL ACT+ GND HORN TRLY HRLY DRL HU PKB LSR 12 13 14 15 16 17 18 19 20 21 22 23 24 ACT- SGND ACTD TR+ AUTO CLTB CLTE CLTS ALTL BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY ECU (ATTACHED TO DRIVER SIDE J/B) BRN WIRE COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM INTERIOR LIGHTS SYSTEM INSTRUMENT CLUSTER SYSTEM CYL TAIL HEAD HF PCTY RLCY CYL PRCY CYL DOOR LOCKS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM DOOR NO. 2 FUSE DOORS LOCK SYSTEM DRIVER SIDE J/B (BEHIND LEFT SIDE OF DASH) DRLP SPD ECU-ACC FUSE ECU-B FUSE ECU-IG FUSE EXTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM FSPT TKUL BZR FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE GSW HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HORN SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM J/B (ON LEFT SIDE OF ENG COMPT) HOT IN RUN OR ACC HOT IN RUN OR START IA (LEFT DASH REINFORCEMENT) ID (RIGHT DASH BRACE) INSTRUMENT CLUSTER SYSTEM INSTRUMENT CLUSTER SYSTEM INSTRUMENT CLUSTER SYSTEM INSTRUMENT CLUSTER SYSTEM INSTRUMENT CLUSTER SYSTEM ANTI-THEFT SYSTEM LGCY LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE PNK SDRL RE KSW WIRE PNK/BLU WIRE POWER TOP SYSTEM PWS SIG RDA PRG HAZ RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE SUPPLEMENTAL RESTRAINTS SYSTEM TAIL RELAY TRANSMISSIONS SYSTEM INTERIOR LIGHTS SYSTEM VIO WIRE VIO/WHT WIRE VIO/YEL WIRE WARNING SYSTEM WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE

14 12 RRCY RLCY PCTY CYL 5 2 3 1 +B RDA PRG BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY ECU BRN WIRE COMBINATION METER CYL DCTY DIODE DOME FUSE DOOR LOCK CONTROL RECEIVER (AT RIGHT "C" PILLAR) DRIVER SIDE J/B (BEHIND LEFT SIDE OF DASH) ECU-ACC FUSE ECU-B FUSE ECU-IG FUSE FSPT FUSE GRN WIRE GRN/RED WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ACCY AND ON HOT IN ON AND START IA (LEFT DASH REINFORCEMENT) ID (RIGHT DASH BRACE) IGNITION KEY CYLINDER LIGHT INTERIOR LIGHT) J/C 2 (BEHIND UPPER CENTER OF DASH) LEFT FOOT LIGHT LEFT FRONT DOOR COURTESY LIGHT LEFT FRONT DOOR COURTESY SWITCH LEFT REAR DOOR COURTESY LIGHT LEFT REAR DOOR COURTESY SWITCH LEFT VANITY LIGHT RIGHT VANITY LIGHT LEFT VISOR SWITCH RIGHT VISOR SWITCH LGCY LUGGAGE COMPARTMENT LIGHT LUGGAGE COMPARTMENT LIGHT SWITCH MICRO COMPUTER NOISE FILTER ON DOOR OFF OPENER GARAGE DOOR OVERHEAD J/B PASSENGER SIDE J/B BEHIND RIGH SIDE OF DASH) PASSSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) PERSONEL LIGHT POWER RDA PRG RED WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RHEOSTAT RIGHT FOOT LIGHT RIGHT FRONT DOOR COURTESY LIGHT RIGHT FRONT DOOR COURTESY SWITCH RIGHT REAR DOOR COURTESY LIGHT RIGHT REAR DOOR COURTESY SWITCH SIG W/O MOON- ROOF W/ MOON- ROOF WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE

11 10 ON FOGLIGHT SWITCH 13 12 HEAD ALTL AUTO HU HF AUTO OFF TAIL AUTOMATIC LIGHT CONTROL SENSOR (ON TOP LEFT SIDE OF DASH) BLK WIRE BLU WIRE BODY ECU BRN WIRE CLTS CLTE CLTB COMBINATION METER DRIVER SIDE J/B (BEHIND LEFT SIDE OF DASH) EB (RIGHT FRONT FENDER) EC (LEFT FRONT FENDER) ECU-ACC FUSE ECU-B FUSE ECU-IG FUSE FLASH DIMMER SWITCH FLASH LOW FOG FUSE FOG RELAY FRONT FOG INDICATOR GENERATOR GRN WIRE GRN/RED WIRE GRY WIRE HEAD HEAD INDICATOR HEAD RELAY HIGH BEAM INDICATOR HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IA (LEFT DASH REINFORCEMENT) ID (RIGHT DASH BRACE) J/B (BEHIND RIGHT SIDE OF DASH) JUNCTION CONNECTOR J/C 4 (BEHIND LEFT CENTER OF DASH) COMBINATION SWITCH JUNCTION CONNECTOR J/C 8, J/C 9 (BEHIND UPPER RIGHT SIDE OF DASH) LEFT FRONT DOOR COURTESY SWITCH LEFT FRONT FOG LIGHT LIGHT CONTROL SWITCH LOW HIGH LT BLU WIRE LT PNK WIRE MAIN FUSE OFF PARKING BRAKE SWITCH PASS- ENGER SIDE PKB TAIL HEAD PNK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RIGHT FRONT FOG LIGHT SDRL DCTY DRL SGND GND SIG TAIL RELAY USA ONLY VIO WIRE W/ VSC W/O VSC WHT WIRE WHT/BLK WIRE YEL WIRE

AUTO AUTO OFF TAIL AUTOMATIC LIGHT CONTROL SENSOR (ON TOP LEFT SIDE OF DASH) BLK WIRE BLU WIRE BODY ECU BRN WIRE CLTB CLTE CLTS COMBINATION METER COMBINATION SWITCH DCTY DRIVER SIDE J/B (BEHIND LEFT SIDE OF DASH) ECU-ACC FUSE ECU-B FUSE ECU-IG FUSE FLASH DIMMER SWITCH FOGLIGHT SWITCH FRONT FOG INDICATOR GND SGND GRN WIRE GRY WIRE HEAD HEAD TAIL HF HIGH BEAM INDICATOR HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IA (LEFT DASH REINFORCEMENT) ID (RIGHT DASH BRACE) JUNCTION CONNECTOR J/C 4 (BEHIND LEFT CENTER OF DASH) LEFT FRONT DOOR COURTESY SWITCH LIGHT CONTROL SWITCH LOW HIGH LT BLU WIRE OFF PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) PNK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE SIG TAIL RELAY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

A/C CONTROL ASSEMBLY ABSORBER CONTROL SWITCH BLDY ECU BRN WIRE CIGARETTER LIGHTER ILLUMINATION CLOCK COMBINATION METER CONSOLE BOX ILLUMINATION A/T SHIFT LEVER ILLUMINATION DRIVER SIDE J/B (BEHIND LEFT SIDE OF DASH) ECU-B FUSE FUSE GLOVE BOX LIGHT SWITCH GRN WIRE GRY/BLK WIRE HAZARD SWITCH HOT AT ALL TIMES HOT IN ACCY AND ON IA (LEFT DASH REINFORCEMENT) ID (RIGHT DASH BRACE) J/C 3 (BEHIND LEFT SIDE OF DASH) LT BLU WIRE MICRO COMPUTER PANEL FUSE PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) POWER RADIO AND PLAYER REAR SUNSHADE CONTROL SWITCH REMOTE CONTROL MIRROR SWITCH RHEOSTAT W/VSC W/O VSC WHT WIRE WHT/BLK WIRE WHT/GNN WIRE WHT/GRN WIRE

15 17 16 12 10 24 22 MMRY 9 10 GND +B A/T INDICATOR LIGHT SWITCH (ON TRANSAXLE) BA (UNDER FRONT PASSENGER'S SEAT) BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/ORG WIRE COM DEFOGGER SYSTEM DOWN DRIVER SIDE J/B (BEHIND LEFT SIDE OF DASH) DRIVING POSITION MEMORY SWITCH ECU-ACC FUSE ECU-B FUSE ECU-IG FUSE GAUGE 2 FUSE GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START HSRL HSRR J/C 1 (LEFT SIDE OF DASH) J/C 10 (BEHIND RIGHT SIDE OF DASH) J/C 3 (LEFT SIDE OF DASH) J/C 4 (LEFT DASH BRACE) J/C 6 JUNCTION CONNECTOR (UPPER RIGHT SIDE OF DASH) J/C 7 J/C 8 J/C 8 JUNCTION CONNECTOR (UPPER RIGHT SIDE OF DASH) OF DASH) LEFT REMOTE CONTROL MIRROR LH SELECT SWITCH LH RH RH LT GRN/RED WIRE MEMORY MIRROR ECU (BEHIND LOWER CENTER OF DASH) MEMORY SEAT ECU (BELOW LEFT FRONT SEAT) PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) PNK WIRE PWR SEAT FUSE RED/BLU WIRE RED/WHT WIRE REMOTE CONTROL MIRROR SWITCH RIGHT LEFT UP OPERATION SWITCH RIGHT REMOTE CONTROL MIRROR SET- SWE SWB SWRH SWLH SWVR SWVL VC VSR HSRL M+L MHL MVL SYSB SI VIO WIRE VSRL VSRR VSRR HSRR M+R MHR MVR SI W/ VSC W/O VSC WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE

BA (UNDER FRONT PASSENGER'S SEAT) BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE DCTY DOWN DRIVER SIDE J/B (BEHIND LEFT SIDE OF DASH) DRIVER'S POWER SEAT CONTROL SWITCH DRIVER'S SEAT FRONT VERTICAL CONTROL MOTOR DRIVER'S SEAT LIFTER CONTROL MOTOR DRIVER'S SEAT LUMBAR SUPPORT MOTOR DRIVER'S SEAT RECLINING CONTROL MOTOR DRIVER'S SEAT SLIDE CONTROL MOTOR DRIVING POSITION MEMORY SWITCH ECU-B FUSE ECU-IG FUSE FRONT FRONT VERTICAL GAUGE 2 FUSE GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN ON OR START IG RDWN RUP MMRY J/C 3 (LEFT SIDE OF DASH) J/C 6 J/C 7 JUNCTION CONNECTOR (UPPER RIGHT SIDE OF DASH) LEFT FRONT DOOR COURTESY SWITCH LIFTER LT GRN WIRE MEMORY MIRROR ECU (BEHIND LOWER CENTER OF DASH) MEMORY SEAT ECU (UNDER DRIVER'S SEAT) ORG/ WIRE PASSENGER SIDE J/B (RIGHT SIDE OF DASH) PNK WIRE POWER SEAT CONTROL SWITCH (DRIVER'S SEAT LUMBAR SUPPORT CONTROL) PWR SEAT FUSE RCL- RCL+ SLD- SLD+ REAR RECLINING RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RRV- RRV+ GND +B FRV- FRV+ SET- SLIDE SWE SYSB VIO WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE

BLK/GRN WIRE BLK/YEL WIRE BODY ECU CELLULAR MOBILE TELEPHOME TURN SIGNAL, HAZARD WARNING LIGHT CHARGING ENGINE CONTROL CRUISE CONTROL, ENGINE CONTROL DCC FUSE FUSE DOME FUSE DRL 2 RELAY ECU-B FUSE EFI FUSE EFI RELAY ENGINE ROOM J/B (ON LEFT SIDE OF ENG COMPT) FROM ENGINE ROOM RELAY BLOCK (DIAGRAM 1 OF 3) FUSE HEAD RELAY HEAD RH LWR FUSE HEAD LH LWR FUSE DRL FUSE HEAD RH UPR FUSE HEAD LH UPR FUSE HEADLIGHT, MULTIPLEX COMMUNICATION SYSTEM HORN FUSE HORN RELAY LEXUS NAVIGATION SYSTEM, RADIO, PLAYER MAIN FUSE RAD 1 FUSE RED (BLK/YEL) WIRE RED WIRE RED/BLU WIRE TEL FUSE ALT-S FUSE ETCS FUSE HAZ FUSE A/F FUSE TO IGNITION SWITCH (DIAGRAM 2 OF 3) W/ DRL W/ DRL W/O DRL W/ DRL W/O DRL WHT/RED WIRE