Lexus LS III (2000-2003) yel Wiring diagrams

ABS 1 FUSE ABS 2 FUSE ABS 3 FUSE ABS MOTOR RELAY ABS SOL RELAY ABS, TRAC, VSC ACTUATOR (LEFT REAR OF ENGINE COMPT) AST SRLH SFRR SOL+ PMC ENG+ NEO FSS MT BLK WIRE BLK/BLU WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SWITCH (ON MASTER CYLINDER RESEVOIR) COMPUTER DATA LINES SYSTEM ENG ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) ENGINE ROOM R/B 3 (LEFT REAR OF ENGINE COMPT) FUSIBLE LINK BLOCK (RIGHT REAR OF ENGINE COMPT) GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRY/BLK WIRE HEADLIGHT BEAM LEVEL CONTROL ECU (BEHIND RIGHT SIDE OF DASH) HOT AT ALL TIMES J/C 3 (LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) LBL LEFT FRONT ABS SPEED SENSOR LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MASTER CYLINDER PRESSURE SENSOR NEO ORG/ WIRE PNK WIRE PPS SOLENOID (LEFT FRONT OF ENGINE COMPT) RED WIRE RED/BLK WIRE RED/YEL WIRE RIGHT FRONT ABS SPEED SENSOR SFLH SFLR SRRH SRRR TRC+ SFRH SOL- ENG- SHIELD SKID CONTROL ECU (BEHIND LEFT SIDE OF DASH) SPDL SPDR SR FR- FR+ FL- FL+ SRCF SRCR SRLR SRMF SRMR TRC- +BI TRC+ VCM FLO VIO WIRE VIO/GRN 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/RED WIRE

ABS IG FUSE ABS IND SLIP IND VSC OFF IND AIR SUSPENSION ECU (BEHIND RIGHT SIDE OF DASH) BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE PEDAL LOAD SENSING SWITCH (ON BRAKE PEDAL BRACKET) BRN WIRE CHS+ COMBINATION METER COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR 3 (BELOW LEFT SIDE OF DASH) DOME FUSE DRIVER SIDE J/B (AT LEFT KICK PANEL) DRIVER SIDE J/B ECU (AT LEFT KICK PANEL) FRO FSW+ FSW- COMPUTER DATA LINES SYSTEM FUSE GAUGE FUSE GGND YSS SHIELD GRN WIRE GRN/ORG WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GYAW HOT AT ALL TIMES HOT IN ON OR START J/C 10 (BEHIND UPPER CENTER OF DASH) J/C 12 (BEHIND UPPER CENTER OF DASH) J/C 12, J/C 13 (BEHIND UPPER CENTER OF DASH) J/C 16, J/C 17 (BEHIND UPPER CENTER OF DASH) LEFT REAR ABS SPEED SENSOR LT GRN WIRE PARKING BRAKE SWITCH (ON BRAKE LEVER) PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PNK WIRE RED WIRE RIGHT REAR ABS SPEED SENSOR RL+ RL- CHS- CHS+ +BO D/G RR- RR+ SKID CONTROL ECU (BEHIND LEFT SIDE OF DASH) SPEEDO STEERING SENSOR (INSIDE TOP OF STEERING COLUMN) STOP FUSE STOPLIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) STP PKB TRACTION CONTROL SWITCH TRIG VGS YD VIO WIRE VSC WARNING BUZZER (BELOW LOWER LEFT SIDE OF DASH) VYS WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE YAW - YAW RATE SENSOR (BELOW REAR OF CENTER CONSOLE) YEL WIRE YEL/GRN WIRE

1 2 6 7 15 18 20 24 26 CPUB BDR GROUND CTY 1 2 6 7 18 20 24 26 CPUB BDR GROUND CTY 10 13 BUBS MPX- 7 15 16 HRLY BLK WIRE BLU WIRE CPSE LEFT REAR DOOR UNLOCK MOTOR CPSE RIGHT REAR DOOR UNLOCK MOTOR D DOOR FUSE DRIVER SIDE J/B DRIVER SIDE J/B ECU (AT LEFT KICK PANEL) ENGINE HOOD COURTESY SWITCH (ON FRONT CENTER OF ENGINE COMPARTMENT) FUSE GRN/RED WIRE GRN/WHT WIRE HDCY HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES PASSENGER SIDE J/B (AT RIGHT KICK PANEL) J/B 24 (LEFT REAR OF LUGGAGE COMPT LID) J/C 21 (FORWARD OF LEFT REAR FENDERWELL) J/C 23 (REARWARD OF LEFT REAR FENDERWELL) J/C 27 (FORWARD OF RIGHT REAR FENDERWELL) J/C 30 (REARWARD OF RIGHT REAR FENDERWELL) J/C 7 (BELOW ENGINE ROOM 1 J/B, ENGINE ROOM 1 R/B) JUNCTION CONNECTOR (BEHIND UPPER CENTER OF DASH) LEFT REAR DOOR COURTESY SWITCH LEFT REAR DOOR ECU (IN LEFT REAR DOOR LH RR DOOR FUSE LSW LUGGAGE COMPARTMENT DOOR KEY UNLOCK SWITCH LUGGAGE ROOM J/B (ON LEFT SIDE OF LUGGAGE COMPARTMENT) LUGGAGE ROOM J/B ECU (ON LEFT SIDE OF LUGGAGE COMPARTMENT) P DOOR FUSE P-GND LUGGAGE ROOM J/B PASSENGER SIDE J/B PCTI SIG PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RH RR DOOR FUSE RIGHT REAR DOOR COURTESY SWITCH RIGHT REAR DOOR ECU (IN RIGHT REAR DOOR) TKUL VIO WIRE VIO/GRN WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

10 3 TX- TX+ 10 9 RTX+ RTX- 2 5 3 6 ATX+ ATX- TXS+ TXS- 21 9 20 8 TXS- TXS+ ATX- ATX+ 3 2 1 +B SI GND 5 15 TX+ TX- 5 18 MTX+ MTX- 6 1 TX- TX+ A/C CONTROL ASSEMBLY (BEHIND RIGHT SIDE OF DASH) A/C PRESSURE SENSOR (LEFT FRONT OF ENGINE COMPT) A/C ROOM TEMP SWITCH (DRIVER) (CENTER OF DASH) A/C ROOM TEMP SWITCH (PASSENGER) (CENTER OF DASH) A/C SOLAR SENSOR (FRONT) A/C SOLAR SENSOR (REAR) A/C SOLENOID (RIGHT SIDE OF ENGINE) AUDIO, REAR A/C CONTROL SWITCH (W/ REAR CONTROLS) BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLOWER MOTOR (LOWER RIGHT SIDE OF DASH) BLU WIRE BLU/ORG WIRE BLU/YEL WIRE BRN/RED WIRE CLOCK (W/O NAVIGATION) COMBINATION METER COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DGS TSRR DOME FUSE DOWN DRIVER SIDE J/B (LEFT KICK PANEL) A/C FUSE DUAL DUIND+ DRGND PAGND DUIND- FUSE FUSIBLE LINK BLOCK (RIGHT REAR OF ENGINE COMPT) HEATER FUSE GATEWAY ECU (BEHIND LEFT END OF DASH) GAUGE FUSE GND MPX+ GND TC MPX+ MPX- GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GTX+ GTX- HEATER CONTROL SWITCH (W/ NAVIGATION) (PART OF MULTI-DISPLAY) HEATER CONTROL SWITCH (W/O NAVIGATION) (CENTER OF DASH) HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IG B+ IND INSTRUMENT PANEL REGISTER J/C 10 (BEHIND CENTER OF DASH) J/C 12, J/C 13 (BEHIND CENTER OF DASH) J/C 14, J/C 15 (BEHIND CENTER OF DASH) J/C 16, J/C 17 (BEHIND CENTER OF DASH) LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MPX- BLW SOL+ SOL- RDFGR IG MPX-IG FUSE ORG/ WIRE P-ACC FUSE P-IG FUSE P/SB PASSENGER SIDE J/B (RIGHT KICK PANEL) PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PRS TAMOUT PADN PAUP DRDN DRUP RADIO, PLAYER RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE STEREO COMPONENT AMPLIFIER STEREO COMPONENT TUNER TAMO TSDR TSPA +B VIO WIRE VIO/RED WIRE VIO/WHT WIRE W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

1 2 3 4 5 6 VZ GND PT MOPEN MSHUT 1 2 3 4 5 6 VZ GND PT REC FRS 1 2 3 OPEN SHUT A/C AMBIENT TEMPERATURE SENSOR (BEHIND LEFT BUMPER) A/C COMP RELAY A/C CONTROL ASSEMBLY (BEHIND RIGHT SIDE OF DASH) A/C EVAPORATIVE TEMPERATURE SENSOR A/C IG FUSE A/C MAGNETIC CLUTCH, LOCK SWITCH (RIGHT SIDE OF ENGINE) A/C ROOM TEMPERATURE SENSOR (LEFT SIDE OF DASH) ACMG AIR INLET CONTROL SERVO MOTOR AIR MIX CONTROL SERVO MOTOR (DRIVER) AIR MIX CONTROL SERVO MOTOR (PASSENGER) AIR VENT MODE CONTROL SERVO MOTOR (DRIVER) AIR VENT MODE CONTROL SERVO MOTOR (PASSENGER) AMDB AMPB AODB AOPB BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COOL AIR BYPASS SERVO MOTOR (DRIVER) COOL AIR BYPASS SERVO MOTOR (PASSENGER) COOLING FAN ECU (ON RADIATOR SUPPORT) DUCT SENSOR (DRIVER) (LEFT SIDE OF DASH) DUCT SENSOR (PASSENGER) (RIGHT SIDE OF DASH) ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) ENGINE ROOM J/B 1 (LEFT FRONT OF ENGINE COMPT) ETAM EXHAUST GAS SENSOR (RIGHT SIDE OF ENGINE) FAN FUSE FAN RELAY FR IG FUSE FUSIBLE LINK BLOCK (RIGHT REAR OF ENGINE COMPT) GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ON OR START J/C 3 (NEAR ECM, IN PROTECTIVE CASE) J/C 4 (NEAR ECM, IN PROTECTIVE CASE) J/C 7 (BEHIND LEFT HEADLAMP) LCKI LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE LT GRN/WHT WIRE MAGNETIC FIELD SENSOR (W/ COMPASS) NCA WIRE NOX ORG/ WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/GRN WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE RFC SG TPI AIR AIF SG-7 TPBDR ABODR ABSDR TAM TELEPHONE TRANSCEIVER/ SPEAKER RELAY TFACEPA TFACEDR TR NOX TPBPA ABOPA ABSPA VX VY C-GND D-SIG SHIELD TELIN VMID SG-1 SG-2 SG-3 SG-4 SG-5 WATER VALVE SERVO MOTOR WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WVO WVS WVIG YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

10 11 12 13 16 17 18 SLU- SLU+ SLN- SLN+ 2 3 4 22 23 24 25 M- M+ BLK WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE IND DOME FUSE DRIVER SIDE J/B (AT LEFT KICK PANEL) DRIVER SIDE J/B (LEFT KICK PANEL) ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) EOIL OIL SLT- SLT+ ETA VC FUSE GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ON OR START J/C 10 (BEHIND UPPER CENTER OF DASH) J/C 12 (BEHIND UPPER CENTER OF DASH) J/C 13 (BEHIND UPPER CENTER OF DASH) J/C 3 (NEAR ENGINE CONTROL MODULE, IN PROTECTIVE CASE) J/C 4 J/C 5 (NEAR ENGINE CONTROL MODULE, IN PROTECTIVE CASE) JC-16 JC-17 LT GRN/BLK WIRE PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PNK/BLK WIRE RED WIRE SHIELDED SIL SPEEDOMETER THROTTLE CONTROL MOTOR (ON THROTTLE BODY) THROTTLE POSITION SENSOR (ON THROTTLE BODY) TRANSMISSION SYSTEMS VEHICLE SPEED SENSOR (ON TRANSMISSION) WFSE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE

BES BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/ORG WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM ANTI-THEFT SYSTEM COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM HEADLIGHTS SYSTEM D B/ANC FUSE DBKL BKLR DBIL DRIVER SIDE J/B (AT LEFT KICK PANEL) DRIVER SIDE J/B ECU (AT LEFT KICK PANEL) ENGINE CONTROLS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM ANTI-LOCK BRAKES SYSTEM SHIFT INTERLOCK SYSTEM FUEL TSW FUSE GRN/BLK WIRE GRN/ORG WIRE GRN/WHT WIRE GRY WIRE GRY/RED WIRE HAZ STPA STP MPX-B HDCY HEAD HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES HAZ FUSE HOT AT ALL TIMES PASSENGER SIDE J/B (AT RIGHT KICK PANEL) FUSE HOT IN RUN OR START IGNITION SWITCH INTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM LOCK LT GRN WIRE MPX-IG FUSE MPX-IG HAZ IG ORG/ WIRE PANEL FUSE PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PASSENGER SIDE J/B ECU (AT RIGHT KICK PANEL) PNK MIND WIRE PNK/BLU WIRE R/E RET RTR MSW M+ TR+ CLTS CLTE RV HDCL REB/BLK WIRE RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RUN WIRE STPO STPI TC CLTB TURN LH GND B/ANC TURN RH VC DMB- DBM+ BU- VIO WIRE VIO/GRN WIRE VIO/WHT WIRE WARNING SYSTEM PASSIVE RESTRAINT SYSTEM WARNING SYSTEM WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WNT/GRN WIRE YEL WIRE

BDR BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM D DOOR FUSE DRIVER DOOR ECU (INSIDE FRONT OF LEFT FRONT DOOR) DRIVER SIDE JUNCTION BLOCK (AT LEFT KICK PANEL) FRONT PASSENGER DOOR ECU (INSIDE RIGHT FRONT DOOR) FUSE HOT AT ALL TIMES HOT IN ON OR START HTR J/B 21 (FORWARD OF LEFT REAR FENDERWELL) J/B 27 (FORWARD OF RIGHT REAR FENDERWELL) J/C 10, J/C 11 (BEHIND UPPER CENTER OF DASH) J/C 12, J/C 13 (BEHIND UPPER CENTER OF DASH) LEFT OUTSIDE REAR VIEW MIRROR MIRROR HEATER MPX-IG FUSE NCA WIRE P DOOR FUSE PASSANGER SIDE JUNCTION BLOCK (AT RIGHT KICK PANEL) PNK/BLU WIRE PPL PPL/ CPUB PPL/YEL WIRE RED WIRE RED/BLU WIRE RIGHT OUTSIDE REAR VIEW MIRROR SIG WHT WIRE WHT/BLK WIRE YEL WIRE

+SM AIRBAG WIP 2 3 4 5 6 7 8 9 10 BACK BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CSPT ENGINE CONTROLS SYSTEM FSPT FUSE GRN WIRE GRY/BLK WIRE GRY/BLU WIRE HDLV ALTL WNG PIND HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM INSTRUMENT CLUSTER SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES DRIVER SIDE J/B (AT LEFT KICK PANEL) FUSE IGNITION SWITCH LCTY RCTY SNOW PER RRSW LOCK MPX MPX-B B/ANC GND MPX-IG NAVIGATION SYSTEM P B/ANC FUSE PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PASSENGER SIDE J/B ECU (AT RIGHT KICK PANEL) PNK S/S +2 WIRE PNK/GRN WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE REV PBIL PBM+ PBM- BKLL RUN WIRE SUPPLEMENTAL RESTRAINTS SYSTEM VIO WIRE VIO/GRN WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

+B GND TSRR MPX- 1 3 8 GND MPX+ MPX- 10 3 TX- TX+ 10 9 RTX+ RTX- 2 5 3 6 ATX+ ATX- TXS+ TXS- 21 9 20 8 TXS- TXS+ ATX- ATX+ 5 15 TX+ TX- 5 18 MTX+ MTX- 5 6 4 14 MPX-B HIC MPX-IG P-GND 6 1 TX- TX+ A/C CONTROL ASSEMBLY (BEHIND RIGHT SIDE OF DASH) A/C SOLAR SENSOR (REAR) AUDIO, REAR A/C CONTROL SWITCH BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM COOL BOX ILLUM REAR DAMPER SERVO MOTOR DIO DOME FUSE DRIVER SIDE J/B (LEFT KICK PANEL) A/C FUSE EXO FUSE FUSIBLE LINK BLOCK (RIGHT REAR OF ENGINE COMPT) LUG J/B FUSE GATEWAY ECU (BEHIND LEFT END OF DASH) GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GTX+ GTX- HEATER CONTROL SWITCH (W/ NAVIGATION) (PART OF MULTI-DISPLAY) HEATER CONTROL SWITCH (W/O NAVIGATION) (CENTER OF DASH) HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IG B+ J/C 10 (BEHIND CENTER OF DASH) J/C 12, J/C 13 (BEHIND CENTER OF DASH) J/C 14, J/C 15 (BEHIND CENTER OF DASH) J/C 16, J/C 17 (BEHIND CENTER OF DASH) J/C 23 (REARWARD OF LEFT REAR FENDEWRWELL) LT GRN WIRE LT GRN/RED WIRE LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) RR ECU-B FUSE LUGGAGE ROOM J/B ECU MPX- RMGV SMOK AUTO RHR RFR FRS SG MPX-IG FUSE P-ACC FUSE PASSENGER SIDE J/B (RIGHT KICK PANEL) P-IG FUSE PNK/GRN WIRE R-B RADIO, PLAYER RAUTO RDO REAR A/C AMPLIFIER REAR A/C UNIT REAR BLOWER RESISTOR REAR BLOWER MOTOR RED WIRE RED/BLK WIRE RED/BLU WIRE RFR RHR RR A/C FUSE SFRS SMOKE SENSOR STEREO COMPONENT AMPLIFIER STEREO COMPONENT TUNER VIO WIRE VIO/GRN WIRE W/ NAV W/O NAV W/ NAVIGATION W/O COOLER W/ COOLER W/O NAVIGATION WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE