Wiring diagrams for Lexus IS
Access to the online wiring database Lexus IS I (1999-2005)
Anti-lock brakes circuit, with vsc (1 of 2)
Anti-lock brakes circuit, with vsc (1 of 2)
Anti-lock brakes circuit, without vsc (1 of 2)
Anti-lock brakes circuit, without vsc (1 of 2)
Anti-theft circuit (1 of 3)
Anti-theft circuit (1 of 3)
Cruise control circuit (1 of 2)
Cruise control circuit (1 of 2)
Wiring diagram engine performance 3.0l (1 of 6)
Wiring diagram engine performance 3.0l (1 of 6)
Exterior lamps circuit, sedan (1 of 2)
Exterior lamps circuit, sedan (1 of 2)
Exterior lamps circuit, wagon (1 of 2)
Exterior lamps circuit, wagon (1 of 2)
Ground distribution circuit (1 of 3)
Ground distribution circuit (1 of 3)
Headlamps circuit (1 of 2)
Headlamps circuit (1 of 2)
Courtesy lamps circuit (1 of 2)
Courtesy lamps circuit (1 of 2)

Wiring Diagrams for Lexus IS I (1999-2005)

  • Description:
    Engines: 3.0L
  • Systems: 64 Components: 1234
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A/C DUAL PRESSURE SWITCH A/C SINGLE PRESSURE SWITCH BACK DOOR COURTESY SWITCH BACK DOOR OPENER SWITCH BRAKE FLUID LEVEL WARNING SWITCH BRAKE PEDAL LOAD SENSING SWITCH CLUTCH STARTER SWITCH COMBINATION SWITCH CRUISE CONTROL CLUTCH SWITCH CRUISE CONTROL SWITCH DEFOGGER, MIRROR HEATER SWITCH MPX- DIMMER SWITCH DRIVER'S POWER SEAT CONTROL SWITCH DRIVER'S SEAT HEATER SWITCH ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SWITCH ENGINE HOOD COURTESY SWITCH FOGLIGHT SWITCH FRONT PASSENGER'S SEAT HEATER SWITCH HEAD- LIGHT CLEANER SWITCH HEADLIGHT CLEANER SWITCH HIGH LOW LIGHT CONTROL SWITCH HORN SWITCH IGNITION SWITCH LEFT BUCKLE SWITCH LEFT FRONT DOOR COURTESY SWITCH LEFT FRONT DOOR KEY LOCK, UNLOCK SWITCH, DOOR LOCK DETECTION SWITCH LEFT REAR DOOR COURTESY SWITCH LEFT REAR DOOR COURTESY SWITCH RIGHT REAR DOOR COURTESY SWITCH LEFT REAR DOOR LOCK DETECTION SWITCH LEFT REAR DOOR LOCK MOTOR AND DOOR LOCK DETECTION SWITCH LEFT REAR DOOR LOCK MOTOR, DOOR LOCK DETECTION SWITCH LEFT REAR POWER WINDOW CONTROL SWITCH LIGHT CONTROL SWITCH LIGHT CONTROL SWITCH COMBINATION SWITCH LUGGAGE COMPARTMENT DOOR COURTESY SWITCH LUGGAGE COMPARTMENT DOOR COURTESY SWITCH, OPENER MOTOR BL LUGGAGE COMPARTMENT DOOR KEY UNLOCK SWITCH LUGGAGE COMPT DOOR COURTESY SWITCH LUGGAGE COMPT DOOR COURTESY SWITCH, OPENER MOTOR MOON ROOF CONTROL SWITCH MOON ROOF MOTOR, LIMIT SWITCH POWER SEAT CONTROL SWITCH POWER WINDOW MASTER SWITCH REAR FOG LIGHT SWITCH REAR WIPER/ WASHER SWITCH REMOTE CONTROL MIRROR SWITCH RIGHT DOOR LOCK CONTROL SWITCH RIGHT FRONT DOOR COURTESY SWITCH RIGHT FRONT DOOR LOCK DETECTION SWITCH RIGHT FRONT DOOR LOCK MOTOR AND DOOR LOCK DETECTION SWITCH RIGHT FRONT DOOR LOCK MOTOR, DOOR LOCK DETECTION SWITCH RIGHT FRONT POWER WINDOW CONTROL SWITCH RIGHT REAR DOOR COURTESY SWITCH RIGHT REAR DOOR LOCK DETECTION SWITCH RIGHT REAR DOOR LOCK MOTOR AND DOOR LOCK DETECTION SWITCH RIGHT REAR DOOR LOCK MOTOR, DOOR LOCK DETECTION SWITCH RIGHT REAR POWER WINDOW CONTROL SWITCH SHIFT LOCK CONTROL SWITCH SOLID INT STATE OFF WIPER SWITCH STOPLIGHT SWITCH TRAC OFF SWITCH TRAC OFF SWITCH AND SNOW SWITCH TRAC OFF SWITCH, SNOW SWITCH UNLK RIGHT DOOR LOCK CONTROL SWITCH UNLOCK WARNING SWITCH WASHER SWITCH WATER TEMPERATURE SWITCH

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 VYS 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 SRLR 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 HAZD AIF AOD 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 PWR PWL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 MPX- 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 TX+ CTX+ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 AUI+ AUO+ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 PRG RDA DBKL LSR RCTY DCTY LGCY TR+ RLU RLD 1 2 3 4 5 6 7 8 9 10 11 12 HS- ST- T+ IL 1 2 3 4 5 6 7 8 9 10 11 12 SFR+ SFR- ICR- ICR+ PR+ PR- SSR- RBE+ SSR+ 1 2 3 4 5 6 7 8 9 10 IG 1 2 3 4 5 6 7 8 9 10 NSSD 1 2 3 4 5 6 7 8 9 10 VR 1 2 3 4 5 6 7 8 WF+ WF+ AMP+ WF- WF- MTR +B 1 2 3 4 5 6 7 BSUB BECU IG 1 2 3 4 5 6 IG PB HDLO 1 2 3 4 VUPR SSR+ SSR- ESR 1 2 4 5 6 7 8 13 17 EOM EC BATT 1 2 4 5 6 7 8 PRG RDA LSR RCTY DCTY LGCY TR+ 1 2 4 5 6 7 PRG RDA LSR RCTY DCTY LGCY 1 2 7 5 4 6 PRG RDA LGCY RCTY LSR DCTY 1 2 M+ M- 1 4 11 13 17 30 31 EOM BATT KSW MREL IGSW IMLD CODE 1 12 HEAD 2 3 1 SE 2 3 1 SHB SHG SHFL 2 5 3 1 4 6 ILL ILL 2 6 12 BECU 2 9 10 11 12 13 14 20 21 22 TAIL CLTB IG 3 1 PKB MPX- 3 2 1 +B SI GND 3 2 5 1 PRG RDA +B 3 4 1 IG 3 4 13 14 20 21 31 32 33 34 35 TC STP D/CLSW 4 3 6 DBKL DCTY 4 5 6 7 LSR RCTY DCTY LGCY 4 34 20 3 22 21 5 6 STP 4 VPA 5 18 9 6 15 10 BDM TX 5 18 BDM TX 6 10 9 DCTY RLD RLU 8 1 FL- FL+ 8 9 ILE ACT+ 8 18 +B GND 13 4 1 2 5 6 17 7 26 12 MREL BATT EOM EC 13 14 FE FR 13 19 5 12 11 1 7 9 14 8 BDSU 16 2 13 TACH 16 20 22 3 TACH 16 25 18 ACMG PRE TAM 18 5 GTX- GTX+ 18 8 16 7 1 GND +B IG 19 3 12 TC LA SIL 24 26 27 32 1 2 3 THW EVG VG THA (AT LEFT FRONT FLOOR PANEL (OR +B +BM +B +BM STT- MREL IGSW +B AUI- AUO- +B HI DRL +B IGSW +BM SIL STA +BI MR MRF LBL- +SR P+ P- SIL D- D+ +SL A/C CONTROL ASSEMBLY A/C CONTROL ASSEMBLY MPX+ A/C SYSTEM A/C THERMISTOR A/C TRIPLE PRESSURE A/T M/T ABOVE DRIVER SIDE J/B) ID (AT LEFT SIDE ABS IND. ACC+B AIR CONDITIONING SYSTEM AIR CONDITIONING, COOLING FANS, HEADLIGHTS, SHIFT INTERLOCK, WARNING SYSTEMS AIR CONDITIONING, INSTRUMENT CLUSTER SYSTEMS AIR CONDITIONING, INSTRUMENT CLUSTER, SHIFT INTERLOCK, SOUND SYSTEMS ANTI-THEFT SYSTEM ANTI-THEFT SYSTEM HEADLIGHTS SYSTEM ANTI-THEFT SYSTEM, HORNS SYSTEM ASHTRAY ILLUMI- NATION AST SRLH SFRR AT RIGHT SIDE OF FIREWALL) AUI- AUO- BACK- UP LIGHT BAT TRIG BEAM IND BEAM LEVEL IND BECU TR+ BECU TR+ LGCY BL SEDAN BRAIDED BRAIDED BRAIDED 5 6 7 8 9 BRAIDED BRAIDED BRAIDED 24 25 26 27 28 29 BRAKE IND BRL ENG+ TS TRC+ BRL PKB VSCW BU+B BZR PU PD CENTER OF FRONT BUMPER FASCIA) CENTER) IE CG SG A/B SIL CHARGE IND CIGAR- ETTE LIGHTER CIGARETTE LIGHTER CIGARETTE LIGHTER ILLUMI- NATION CL CL+ CLSW 4 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 CLTS CLTE COMBI- NATION METER COMBIN -ATION METER MPX- COMBINATION METER COMBINATION METER MPX+ COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CRUISE CONTROL SYSTEM CRUISE IND CTX+ VG CTX- CTX- CTX+ NAVI-MUTE DEFOGGER SYSTEM DEFOGGER, POWER WINDOW SYSTEMS DOOR IND DOOR IND 17 15 19 DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM DOOR ON OFF DSWH LUG NAVI EC+ EC+ EC- ECC SFTD ECT PWR IND ELECTROCHROMIC MIRROR CIRCUIT ER EL ESL SSL+ LBE+ SSL- FE FR FENDERWELL) FL- FL+ FORWARD OF INSTRUMENT CLUSTER) FR+ FR- FRO VSCW RR- RR+ FROM DRIVER SIDE JUNCTION BLOCK (RADIO 2 FROM DRIVER SIDE JUNCTION BLOCK (SEAT HTR FROM JUNCTION FRONT PASSENGER'S FRONT VERTICAL FRONT WINDOW DEICER FRONT WINDOW DIECER FSS MT FSW- FSW+ FUEL IND FUEL INJECTOR 1 FUEL INJECTOR 5 FUEL INJECTOR 2 FUEL INJECTOR 3 FUEL INJECTOR 4 FUEL INJECTOR 6 GLOVE BOX LIGHT HEADLIGHTS SYSTEM HIGH HIGH LOW FLASH FLASH LOW HIGH LOW HIGH MOUNTED STOP LIGHT HL VL M+ HOT AT ALL TIMES HOT IN HOT IN ACC OR ON HOT IN ACC OR RUN HOT IN ON HOT IN ON OR ACC HOT IN ON OR START HOT IN RUN OR START HR WIP BLW SNOW ILL- ILL+ IG HR- VR- IG SPD GTX+ IG+ SE IG+ SI SE 3 2 IGNITION KEY CYLINDER LIGHT IMLD CODE IND PKB CHG- IND SECURITY INNER MIRROR INSTRUMENT CLUSTER SYSTEM INT OFF INT TIME INTERIOR LIGHT) J/C 5 J/C 19 KL KUL LSWD KLS+ KSW PML PCTY PMUL HAZ BDSU LSWP KSW PML PCTY PMUL HAZ DCLP PCLP BDSU LSWP KSW STA MREL FC FPR ACMG IGSW L-R LCD SPEEDOMETER LEFT CURTAIN SHIELD AIR BAG SQUIB LEFT FENDERWELL) LEFT FRONT DOOR COURTESY LIGHT LEFT FRONT FOG LIGHT LEFT FRONT PARKING LIGHT LEFT FRONT SIDE MARKER LIGHT LEFT FRONT SIDE MARKER LIGHT LEFT FRONT SIDE TURN SIGNAL LIGHT LEFT FRONT SIDE TURN SIGNAL LIGHT RIGHT FRONT TURN SIGNAL LIGHT LEFT FRONT TURN SIGNAL LIGHT LEFT LICENSE PLATE LIGHT LEFT PRETENSIONER LEFT REAR COMBINATION LIGHT LEFT REMOTE CONTROL MIRROR LEFT SIDE AIR BAG SQUIB LEFT SQUAWKER LEFT TURN SIGNAL IND RIGHT TURN SIGNAL IND LEFT TWEETER LEFT VANITY LIGHT LIMIT SW LSWD KUL KL LUGGAGE COMPARTMENT LIGHT M+ MHR MVR M- M+ M- M+ CL- CL+ M/T A/T MHL MVL M+ MIRROR SYSTEM MOMENTARY FUEL CONSUMPTION MPX+ AIR AOF AMC AMH TP TPI TR MPX+ MPX- MPX- SNOW MR MRF LBL MULTI- DISPLAY DR MULTI-DISPLAY MUTE L+ R+ TX- CTX- MUTE R+ L+ NAVI-MUTE NAVIGATION SYSTEM NCO+ NCO- NE- NE+ OCV- OCV+ MOPS FAN CL- CL+ PRG OF DASH, FORWARD OF INSTRUMENT CLUSTER) OF FIREWALL) OFF HEAD OFF ON INT OFF ON OFF ON OIL LEVEL IND OIL PRESSURE IND OPERATION SWITCHES OUT SIDE TEMP GAUGE P-S/B PCLP DCLP PCTY HAZ LSWP PCTY LSWP PERSONAL LIGHT PKB PWR P-S/B PL- PL+ ICL+ ICL- SFL- SFL+ VUPL PML PMUL LSWP PCTY POWER OUTLET POWER TOPS SYSTEM POWER WINDOWS SYSTEM POWER WINDOWS SYSTEM POWER TOPS SYSTEM POWER WINDOWS SYSTEMS PROTECTIVE CASE) PW BDM R- L- GND RADIO, PLAYER REAR SIDE MARKER LIGHT REAR VERTICAL REAR WINDOW DEFOGGER REMOTE CONTROLLER REV MUTE RH LH TURN SIGNAL SIDE MARKER RIGHT CURTAIN SHIELD AIR BAG SQUIB RIGHT FRONT DOOR COURTESY LIGHT RIGHT FRONT FOG LIGHT RIGHT FRONT PARKING LIGHT RIGHT FRONT SIDE MARKER LIGHT RIGHT FRONT SIDE TURN SIGNAL LIGHT RIGHT FRONT TURN SIGNAL LIGHT RIGHT LEFT RIGHT LICENSE PLATE LIGHT RIGHT PRETENSIONER RIGHT REAR COMBINATION LIGHT RIGHT REMOTE CONTROL MIRROR RIGHT SIDE AIR BAG SQUIB RIGHT SQUAWKER RIGHT TWEETER RIGHT VANITY LIGHT RR- RR+ RR- WR- ACC+ RRD RRU PU PD SE SI IG+ SEAT BELT IND SEATS SYSTEM SECURITY IND SEDAN ONLY SEDAN W/O POWER SEAT SEDAN WAGON SELECT SWITCHES SFLH SFLR SRRH SRRR SR SFTD SFTU SGF SGR LHE RHT LHT RH+ LH+ SHFL WNG SGND PLS LMT SHRL SHB SHG SIL CG SIL CG SG SL- SLIP IND SLN- SLS+ SLS- SLT- SLT- SLT+ SLT- SLT+ OIL SLU+ SLU- SLU+ SLN- SLN+ SLU- SLU+ SLN- SLN+ MOL SNOW IND SNOW PWR SOLID STATE SOUND SYSTEMS SPEED- DOMETER SPEEDO TACH SPIRAL CABLE SRS IND SSL+ SSL- ESL ST+ IG T- STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM STOP LIGHT STOP LIGHT TAIL LIGHT STP WT STP WT BZ IND SUPPLEMENTAL RESTRAINTS SYSTEM TAIL HEAD AUTO OFF TAIL OFF TAIL RRU RRD TAIL TAIL HEAD HEAD AUTO OFF OFF AUTO TAIL- LIGHT TC -SR TC PKB GTX- TC STP SFTD SFTU TC TS WFSE BAT TC WFSE TO DRIVER SIDE JUNCTION BLOCK TO PASSENGER SIDE JUNCTION BLOCK TRAC OFF TRAC OFF IND TRANSMISSIONS SYSTEM TRC+ TRC+ ENG+ TRC- PKB RL+ RL- TRC- PKB RL+ RL- +BO TRUNK, TAILGATE, FUEL DOOR SYSTEMS TRUNK, TAILGATE, FUEL DOORS SYSTEM TS TPM TE TURN LH IND TURN RH IND TURN SIGNAL TURN SIGNAL LIGHT TURN SIGNAL TAIL LIGHT LIGHT TX- S-GND TXCT RXCK UP DOWN VSC IND VSC WARNING BUZZER VTA BRAIDED W/ MOON- ROOF W/ POWER SEAT W/ POWER SEATS W/ POWER SEATS W/O POWER SEATS W/ REAR FOG LIGHT W/ VSC W/O MOON- ROOF W/O POWER SEATS W/O REAR FOG LIGHT W/O VSC WAGON ONLY WAGON SEDAN WARNING SYSTEM WARNING SYSTEM DOOR LOCKS SYSTEM WATER TEMP WFSE TC WFSE TXCT RXCK PTNK WIPER/ WASHER SYSTEM WIPER/ WASHER SYSTEMS WIPER/ WASHER SYSTEMS YSS FSW- FSW+ TRIG CSW