2.4l, manual a/c circuit (1 of 2)
2.4l, manual a/c circuit (1 of 2)
3.0l, automatic a/c circuit (1 of 2)
3.0l, automatic a/c circuit (1 of 2)
3.0l, manual a/c circuit (1 of 2)
3.0l, manual a/c circuit (1 of 2)
Anti-lock brake circuits, with vsc (1 of 3)
Anti-lock brake circuits, with vsc (1 of 3)
Anti-lock brake circuits, without vsc (1 of 2)
Anti-lock brake circuits, without vsc (1 of 2)
Body computer circuits (1 of 2)
Body computer circuits (1 of 2)
Wiring diagram engine performance 2.4ls (1 of 3)
Wiring diagram engine performance 2.4ls (1 of 3)
Wiring diagram engine performance 3.0ls (1 of 3)
Wiring diagram engine performance 3.0ls (1 of 3)
Ground distribution circuit (1 of 4)
Ground distribution circuit (1 of 4)
Power distribution circuit (1 of 4)
Power distribution circuit (1 of 4)

Wiring Diagrams for Toyota Highlander I (2001-2003)

  • Description:
    Engines: 2.4L, 3.0L
  • Systems: 66 Components: 1085
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  • Finding components on wiring diagrams
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List of components:

A/C CONTROL SWITCH MPX+ A/C TRIPLE PRESSURE SWITCH BACK DOOR KEY LOCK, UNLOCK SWITCH BLOWER CONTROL SWITCH BRAKE WARNING SWITCH COMBINATION SWITCH DIMMER SWITCH DIMMER SWITCH LIGHT CONTROL SWITCH DOOR LOCK CONTROL SWITCH LSSR DRIVER'S LUMBAR SUPPORT CONTROL SWITCH DRIVER'S POWER SEAT CONTROL SWITCH ELECTRONIC CONTROLLED TRANSMISSION PATTERN SELECT SWITCH ENGINE HOOD COURTESY SWITCH FOGLIGHT SWITCH FRONT WASHER SWITCH FRONT WIPER DEICER AND MIRROR HEATER SWITCH FRONT WIPER DEICER, MIRROR HEATER SWITCH FRONT WIPER SWITCH HORN SWITCH HOT W/ LIGHT CONTROL SWITCH IN HEAD OR PARK IGNITION COIL PARK/ NEUTRAL POSITION SWITCH IGNITION SWITCH LEFT BUCKLE SWITCH LEFT FRONT DOOR COURTESY SWITCH LEFT FRONT DOOR COURTESY SWITCH RIGHT FRONT DOOR COURTESY SWITCH LEFT FRONT DOOR KEY LOCK/ UNLOCK SWITCH LEFT REAR DOOR COURTESY SWITCH LEFT REAR POWER WINDOW SWITCH LEFT SEAT HEATER SWITCH LEFT SEAT HEATER SWITCH FRONT POWER OUTLET A/C CONTROL ASSEMBLY LFFT SEAT HEATER SWITCH LIGHT CONTROL SWITCH O/D MAIN SWITCH PARK/ NEUTRAL POSITION SWITCH PARKING BRAKE SWITCH POWER WINDOW MASTER SWITCH REAR INTERIOR LIGHT SWITCH REAR WIPER/ WASHER SWITCH REMOTE CONTROL MIRROR SWITCH REMOTE CONTROL MIRROR SWITCH RIGHT SEAT HEATER SWITCH RIGHT BUCKLE SWITCH RIGHT FRONT DOOR COURTESY SWITCH RIGHT FRONT POWER WINDOW SWITCH RIGHT REAR DOOR COURTESY SWITCH RIGHT REAR DOOR COURTESY SWITCH LEFT REAR DOOR COURTESY SWITCH RIGHT REAR POWER WINDOW SWITCH RIGHT SEAT HEATER SWITCH SELECT SWITCH SHIFT LOCK CONTROL SWITCH SLIDING ROOF CONTROL SWITCH TRAC OFF SWITCH TRACTION OFF SWITCH TURN SIGNAL SWITCH UNLOCK WARNING SWITCH UNLOCK WARNING SWITCH SPIRAL CABLE WASHER LEVEL SWITCH WASHER SWITCH WATER TEMPERATURE SWITCH 1

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 26 27 28 CF 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 WA 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 BATT IGSW FC SIL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 BATT IGSW FC SIL ODLP 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 SRLR 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 ILL- ILL- GND SG 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 ILL- ILL- GND SG TEST 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 RR+ RR- RL+ RL- BRL PKB 1 2 3 4 5 6 7 8 9 10 11 12 PL- PL+ 1 2 3 4 5 6 7 8 9 10 11 12 SFR- SFR+ 1 2 3 4 5 6 7 8 9 10 TL LT/S TAIL LT GND RT/S 1 2 3 4 5 6 7 8 IG LR LL 1 2 3 4 5 6 7 +B ILLUM RXCK CODE TXCT ILLUM GND 1 2 5 8 12 15 16 19 BATT IGSW ODLP MREL 1 2 8 9 11 15 16 18 BATT IGSW MREL ODLP 1 4 13 C/C CG TC 1 8 16 22 BATT MREL +B IMLD 1 LT 2 IND 2.4L 2.4L 3.0L 2.4L 3.0L 1 2 3.0L 4 5 6 1 HI 4-CYL 6-CYL 5 4 3 2 1 +B 5 4 DBKL PBKL 5 6 7 8 9 10 11 12 13 14 15 16 PI ECT MC 5 6 7 8 9 14 15 16 17 20 21 22 24 26 30 31 SLT- SLT+ 7 5 4 1 8 +B SD SU 7 5 4 8 1 +B SD SU PCT 7 8 9 19 20 21 23 24 30 31 DSL 7 OR 10 8 9 13 14 RRD RRU RLD RLU 9 7 BECU 9 14 7 BECU PKB 10 17 16 18 15 14 FFOG HEAD 10 20 9 7 2 8 16 3 14 4 BDR SIG CPUB 11 6 DCTY BCTY 12 9 7 11 16 15 PCYL BECU 12 20 21 1 3 4 CLTB CLTE CLTS 14 17 18 15 10 HU HEAD TAIL HF FFOG 16 17 11 15 6 RDA PRG DCTY BZR BCTY 19 6 11 DCYL BCTY DCTY 20 21 6 PD PU 22 24 SPD 25 24 IDLO (OR +B STP +B STP RT +BI +SR P+ P- SIL D- D+ +SL A/C CONTROL ASSEMBLY A/C SYSTEM A/C SYSTEM COOLING FANS SYSTEM A/C SYSTEM DEFOGGER SYSTEM A/C SYSTEM, COOLING FANS SYSTEM, DEFOGGER SYSTEM A/C SYSTEM, SOUND SYSTEMS A/T OIL TEMP IND ABS IND. ABS R/B ABS SYSTEM ABS SYSTEM ABS SYSTEM ACMG MREL NEO ACT+ ACTD 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 AFR- AFL- THA AIR BAG AIR BAG IND AIR CONDITIONING SYSTEM ANTI-THEFT SYSTEM ANTI-THEFT SYSTEM, BODY COMPUTER SYSTEM, DOOR LOCKS SYSTEM ANTI-THEFT SYSTEM, SHIFT INTERLOCK SYSTEM ANTI-THEFT, DOOR LOCKS SYSTEMS AST SR MRF AST SRLH SFRR AUTO OFF AUTOMATIC TRANSMISSION SYSTEM BEAM IND BECU ACTD PCTY RCTY BODY COMPUTER SYSTEM, POWER WINDOWS SYSTEM BRAKE IND BRL ENG+ TS TRC+ CCS GYAW CENTER J/B CHARGE IND CHARGE WARNING LIGHT CHARGING SYSTEM CIGARETTE LIGHTER CIGARETTE LIGHTER ILLUM ASHTRAY ILLUM COMB- INATION METER COMBINATION METER COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM CONN A CONTROL PANEL COOLING FANS SYSTEM CPUB BDR DN CRUISE CONTROL SYSTEM CRUISE IND D IND DEFOGGER SYSTEM DEFOGGER SYSTEM SEATS SYSTEM DOOR IND DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM, ANTI-THEFT SYSTEM, BODY COMPUTER SYSTEM, POWER WINDOWS SYSTEM DRIVER'S SEAT CONTROL DSL 2 DSWH IOUT ECT SNOW IND EL ER ENG- TC TRC- PKB RL+ RL- +BO ESL SSL+ LBE+ SSL- F/PS TRC+ ENG+ STP +B PTNK FL- FL+ FLASH AUTO OFF FORCED ENTRY CIRCUIT FR+ FR- FR-FOG IND FRONT POWER OUTLET FRONT VERTICAL FRONT WIPER DEICER FRONT/REAR WIPER FUEL GAUGE FUEL IND FUEL INJECTORS GARAGE DOOR OPENER, LEFT VANITY LIGHT GGND GSS SHIELD GLOVE BOX LIGHT GND B+ HAZ CLTE CLTS HEAD LOW FLASH OFF HEAD OFF HEAD OFF TAIL HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM FFOG LSWP PMUL PKUL HU HF HEADLIGHTS SYSTEM HEADLIGHTS, ANTI-THEFT SYSTEMS DRL HRLY PBKL DBKL BCTY HIGH MOUNTED STOP LIGHT HIGH TAIL HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ACC OR RUN HOT IN ACCY OR ON HOT IN ON OR ACC HOT IN ON OR ACCY HOT IN ON OR START HOT IN RUN AND START HOT IN RUN OR START IDLO CF TACH CODE IDLO IMLD TACH CODE IG FFGO TRLY IG TRLY FFOG IGF NC- IGNITER 1 IGNITER 2 IGNITER 3 IGNITER 2 IGNITER 3 IGNITER 1 IGNITER 4 IGNITER 5 IGNITER 6 IGNITION COILS, IGNITERS ILE PCTY RCTY ILL+ ILL+ IG INT TIME INTERIOR LIGHT) J/C 1 J/C 3 J/C 9 J/C 12 L IND LEFT BACK-UP LIGHT LEFT FOG LIGHT LEFT FRONT DOOR COURTESY LIGHT LEFT FRONT FOG LIGHT LEFT FRONT PARK/ TURN LIGHT LEFT FRONT TURN SIGNAL/ PARKING LIGHT LEFT LOW BEAM HEAD- LIGHT LEFT LOW BEAM HEAD- LIGHT LEFT FOG LIGHT LEFT POWER MIRROR LEFT REAR COMBIN- ATION LIGHT LEFT REAR COMBINATION LIGHT LEFT REAR SIDE MARKER LIGHT LEFT REMOTE CONTROL MIRROR LEFT TURN IND LEFT VANITY LIGHT LH RH LICENSE PLATE LIGHT LOW FLASH LOW LOW FLASH LR HAZ LSW LSWE KUL KL LSWA ACT+ ACT- LUMBAR SUPPORT CONTROL) MAIN FUSIBLE LINK MALFUNCTION IND MR/F AIR AIF HR MT MR N IND NC+ NT- NT+ THO NC+ NT- NT+ THO RSD OCV+ NC- NC+ NC- NC+ IGF RSO KNKR KNKL NE+ NOISE FILTER O/D OFF IND OCV- OD OFF OF SHIFT LEVER) OFF ON OFF WASHER 1 OIL LEVEL IND OIL PRESSURE IND ON INT ON INT OFF OPERATION SWITCHES OXS HTS P IND PASSENGER SEAT BELT WARNING IND PASSENGER SIDE J/B PASSENGERS SIDE J/B PD PU POWER WINDOWS SYSTEM PERSONAL LIGHT PKB RCTY PCTY LSWA POWER TOPS SYSTEM PR+ PR- SSR- RBE+ SSR+ ESR PRG RDA PS VG AFR+ AFL+ THO THW R IND R/B 1 RADIO COMBINATION METER PLAYER RADIO, PLAYER REAR INTERIOR LIGHT REAR POWER OUTLET REAR VERTICAL REAR WINDOW DEFOGGER REAR WINDOW DEFOGGER NOISE FILTER RES/ CRUISE RIGHT BACK-UP LIGHT RIGHT DOWN LEFT UP RIGHT END OF DASH) RIGHT FOG LIGHT RIGHT FRONT DOOR COURTESY LIGHT RIGHT FRONT PARK/ TURN LIGHT RIGHT FRONT PARKING LIGHT RIGHT FRONT TURN SIGNAL/ PARKING LIGHT RIGHT HIGH BEAM HEAD- LIGHT LEFT HIGH BEAM HEAD- LIGHT RIGHT LEFT RIGHT LOW BEAM HEAD- LIGHT RIGHT REAR COMBIN- ATION LIGHT RIGHT REAR SIDE MARKER LIGHT RIGHT REAR COMBINATION LIGHT RIGHT REAR SIDE MARKER LIGHT RIGHT REMOTE CONTROL MIRROR RIGHT TURN IND RIGHT VANITY LIGHT RL MOPS DSL 2 F/PS RL NEO RLD RLU BZR RDA PRG POWER WINDOWS SYSTEM RRD RRU POWER WINDOWS SYSTEM SEAT BELT IND SEATS SYSTEM SET/ COAST SFL+ SFL- VUPL SFRH SFRR SG-1 AMC AMH SG-5 TAM ILL- SGND KUL PLS SH SH- SHIELD 13 14 SHIELD FSS MT SHORT PIN SL- SLIDE CLOSE/ TILT UP SLIDE OPEN/ TILT DOWN SLIP IND SLS+ SLS- SLT- SLT+ NT- NT+ SOLID STATE SOUND SYSTEMS SPD KSW SRLH SRLR SRRR SRRH STA MREL ODLP CCV STARTING SYSTEM STARTING SYSTEM A/C SYSTEM STARTING/ CHARGING SYSTEM STP +B STP WT BZ IND STX CLK DPD SWD SUPPLEMENTAL RESTRAINTS SYSTEM SUPPLEMENTAL RESTRAINTS, WARNING SYSTEMS TAIL HF HU TAIL IND TAIL STOP TURN TAIL TURN TC -SR TC ACMG TC CCS SPD IDL OD MO GND TC TBP ODMS TE TPO AOD AOF SS TP THO THW THW THA TRAC OFF TRAC OFF IND TRAILER CONVERTER TRAILER HITCH TRANSMISSIONS SYSTEM TRC+ TRC+ ENG+ STP +B WFSE TRC- ENG- EOM TRC- ENG- IMLD TRIG ESS TS TC WA UP DOWN VC HAFR HAFL 10 20 VCM PMC VGS GSS SHIELD VSC IND VSC WARNING BUZZER VSCW RR- RR+ W/ ANTI- THEFT W/O ANTI- THEFT W/ DRL W/ MANUAL A/C W/ STABILITY CTRL W/ TRACTION CONTROL W/O TRACTION CONTROL W/ TRAILER TOW W/O TRAILER TOW W/ VSC W/ VSC W/O VSC W/ANTI-THEFT SYSTEM W/O ANTI- THEFT SYSTEM W/O DRL W/O STABILITY CTRL W/O THEFT DETERRENT W/O TRACTION CONTROL W/ TRACTION CONTROL W/O VSC WASHER 1 WASHER 2 WASHER LEVEL IND WATER TEMP GAUGE WIPER/ WASHER SYSTEM