Lexus LS III (2000-2003) blu Wiring diagrams

2 4 MPX+ MPX- 3 8 MPX + MPX - A/C CONTROL ASSEMBLY AIRBAG AIRBAG SENSOR ASSEMBLY (BEHIND LOWER CENTER OF DASH) BLK WIRE BLU WIRE BLU/YEL WIRE CENTER CLUSTER INTEGRATION PANEL COMBINATION METER CTY DOME FUSE DOOR DRIVER SIDE J/B (LEFT KICK PANEL) ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) FUSE GAUGE FUSE GRN WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN OR START IGNITION KEY CYLINDER LIGHT ILE FSPT CSPT LCTY RCTY J/C 10 J/C 10, J/C 11 (BEHIND UPPER CENTER OF DASH) J/C 11 J/C 16, J/C 17 (BEHIND UPPER CENTER OF DASH) LED LEFT REAR INTERIOR LIGHT LEFT STEP LIGHT LEFT VANITY LIGHT MPX MPX-B OVERHEAD J/B (AT FRONT OF ROOF OPENING) PASSENGER SIDE J/B (RIGHT KICK PANEL) PASSENGER SIDE J/B ECU RED WIRE RED/BLU WIRE RIGHT END OF DASH) RIGHT REAR INTERIOR LIGHT RIGHT STEP LIGHT RIGHT VANITY LIGHT SECURITY FUSE SKID CONTROL ECU (BEHIND LEFT SIDE OF DASH) VIO WIRE VIO/GRN WIRE VIO/WHT WIRE W/ NAV W/O NAV WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/GRN WIRE

6 17 1 26 23 24 15 2 12 BDR 6 26 1 17 23 24 15 2 12 BDR 6 7 8 5 RSSI DATA +5 7 10 8 CTY CTYB CYL BDCY BDR GND BLK WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/RED WIRE BRN/WHT WIRE CTY CTYB CYL LP HTR- D DOOR FUSE DOOR LOCK CONTROL RECEIVER DOOR RR LH FUSE DOOR RR RH FUSE DRIVER DOOR ECU (IN DOOR) DRIVER SIDE J/B (LEFT KICK PANEL) GATEWAY ECU (BEHIND LEFT END OF DASH) GRN WIRE GRY/BLK WIRE HOT AT ALL TIMES J/C 21 (FORWARD OF LEFT REAR FENDER- WELL) J/C 30 (REARWARD OF RIGHT REAR FENDER- WELL) LEFT FRONT DOOR COURTESY LIGHT LEFT FRONT DOOR COURTESY SWITCH LEFT REAR DOOR COURTESY LIGHT LEFT REAR DOOR COURTESY SWITCH LEFT REAR DOOR ECU (IN DOOR) LEFT SIDE OUTER REAR VIEW MIRROR LGCY LGLP LUGGAGE COMPARTMENT LIGHT 1 LUGGAGE COMPARTMENT LIGHT 2 LUGGAGE DOOR LOCK SWITCH LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) LUGGAGE ROOM J/B ECU MPX NCA WIRE ORG/ WIRE P DOOR FUSE P-GND PASSENGER DOOR ECU (IN DOOR) PASSENGER SIDE J/B (RIGHT KICK PANEL) PNK PNK WIRE PNK WIRE PNK/BLU WIRE PNK/GRN WIRE RDA RSSI RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT FRONT DOOR COURTESY LIGHT RIGHT FRONT DOOR COURTESY SWITCH RIGHT REAR DOOR COURTESY LIGHT RIGHT REAR DOOR COURTESY SWITCH RIGHT REAR DOOR ECU (IN DOOR) RIGHT SIDE OUTER REAR VIEW MIRROR RR ECU-B FUSE THEFT DETERRENT ECU (BEHIND RIGHT CENTER OF DASH) TRANSPONDER KEY COMPUTER (BEHIND RIGHT CENTER OF DASH) VIO/GRN WIRE WHT WIRE WHT/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 SGND 1 2 4 CSNF CSNR 28 9 20 21 29 MSWE BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/WHT WIRE CLIMATE CONTROL SEAT ECU (DRIVER) (UNDER LEFT FRONT SEAT) COMPUTER DATA LINES SYSTEM CSNF SSRR SSFV SSRC PVCC CSNR SSRS SSRV SSRH IDL SYSB IG D P/SEAT FUSE DOWN DRIVER DOOR ECU (INSIDE FRONT OF LEFT FRONT DOOR) DRIVER SEAT ECU (BELOW LEFT SIDE OF DRIVER'S SEAT) DRIVER SIDE J/B (AT LEFT KICK PANEL) DRIVER'S SEAT CUSHION POSITION SENSOR DRIVER'S SEAT CUSHION POWER SEAT MOTOR DRIVER'S SEAT FRONT VERTICAL POSITION SENSOR DRIVER'S SEAT FRONT VERTICAL POWER SEAT MOTOR DRIVER'S SEAT HEAD REST POWER SEAT MOTOR, POSITION SENSOR DRIVER'S SEAT LIFTER POSITION SENSOR DRIVER'S SEAT SLIDE POSITION SENSOR DRIVER'S SEAT LIFTER POWER SEAT MOTOR DRIVER'S SEAT RECLINING POSITION SENSOR DRIVER'S SEAT RECLINING POWER SEAT MOTOR DRIVER'S SEAT SLIDE POWER SEAT MOTOR FUSE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ON OR START IDL J/C 10 (BEHIND UPPER CENTER OF DASH) J/C 21 (FORWARD OF LEFT REAR FENDER- WELL) J/C 21 (FORWARD OF LEFT REAR FENDERWELL) LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MEMORY SEAT SWITCH MMRY MPX-IG FUSE O/P ORG/ WIRE PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PNK PNK WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE POWER SEAT CONTROL SWITCH (DRIVER'S SEAT CUSHION) POWER SEAT CONTROL SWITCH (DRIVER'S SEAT LUMBAR SUPPORT) POWER SEAT MOTOR (DRIVER'S SEAT LUMBAR SUPPORT LOWER SIDE CONTROL) POWER SEAT MOTOR (DRIVER'S SEAT LUMBAR SUPPORT UPPER SIDE CONTROL) RED WIRE RED/BLK WIRE RED/BLU WIRE VCC VIO WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLU WIRE COMBINATION METER COMBINATION SWITCH IG CRAL CRAR SIDR DRIVER SIDE J/B (AT LEFT KICK PANEL) DRIVER SIDE J/B ECU ENGINE ROOM 2 R/B (LEFT FRONT OF ENGINE COMPT, BEHIND HEADLIGHT) FRONT CONTROLLER FTAL FUSE GRN WIRE GRN/BLK WIRE GRN/YEL WIRE HAZ FUSE HAZARD SWITCH HOT AT ALL TIMES HOT AT ALL TIMES PASSENGER SIDE J/B (AT RIGHT KICK PANEL) HOT IN RUN DRIVER SIDE J/B (AT LEFT KICK PANEL) MPX-IG FUSE J/C 13, J/C 14, J/C 15 (BEHIND UPPER CENTER OF DASH) LEFT FRONT PARKING LIGHT LEFT FRONT SIDE MARKER LIGHT LEFT FRONT TURN LIGHT RIGHT FRONT TURN LIGHT LEFT SIGNAL IND ORG/ WIRE PASSENGER SIDE J/B (AT RIGHT KICK PANEL) POWER TILT AND POWER TELESCOPIC ECU (BEHIND LEFT SIDE OF DASH) RED WIRE RIGHT FRONT PARKING LIGHT RIGHT FRONT SIDE MARKER LIGHT RIGHT TURN SIGNAL IND SIDL TURN LH TURN RH VIO WIRE VIO/GRN WIRE W/ COMPASS W/O COMPASS WHT WIRE WHT/BLK WIRE YEL WIRE

10 13 2 BUBS MPX- MPX+ 2 13 14 CLTB CLTS CLTE 5 7 8 MPX-B 7 15 HRLY AUTOMATIC LIGHT CONTROL SENSOR (BEHIND UPPER CENTER OF DASH) BLK WIRE BLK/WHT WIRE BLU WIRE BRAKE FLUID LEVEL WARNING SWITCH (ON BRAKE MASTER CYLINDER RESERVOIR) BRN WIRE COMBINATION SWITCH COMPUTER DATA LINES SYSTEM DATA RSSI DRIVER DOOR ECU (INSIDE FRONT OF LEFT FRONT DOOR) CTY DRIVER SIDE J/B (AT LEFT KICK PANEL) DRIVER SIDE J/B ECU FUSE GRN WIRE GRY/BLK WIRE HEAD HOT AT ALL TIMES PASSENGER SIDE J/B (AT RIGHT KICK PANEL) HOT IN RUN OR START J/C 13 (BEHIND UPPER CENTER OF DASH) J/C 14, 15 (BEHIND UPPER CENTER OF DASH) J/C 7 (BELOW ENGINE ROOM 1 J/B) LEFT FRONT DOOR COURTESY SWITCH LUGGAGE ROOM J/B ECU (ON LEFT SIDE OF LUGGAGE COMPARTMENT) MPX-IG MPX-IG FUSE ORG/ WIRE PARKING BRAKE SWITCH (BEHIND LEFT SIDE OF DASH) PNK WIRE PNK/BLU WIRE POWER TILT AND POWER TELESCOPIC ECU (BEHIND LEFT SIDE OF DASH) RCO RDA RSSI RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SKID CONTROL ECU (BEHIND LEFT SIDE OF DASH) THEFT DETERRENT ECU (BEHIND UPPER RIGHT CENTER OF DASH) TRANSPONDER KEY COMPUTER (BEHIND UPPER CENTER OF DASH) VIO/GRN WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE YEL/BLK WIRE

BLK WIRE BLK/RED WIRE BLU WIRE BLU/ORG WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM DOME FUSE ENGINE ROOM J/B 1 ENGINE ROOM J/B 1 (ON LEFT FRONT OF ENGINE COMPT, BEHIND HEADLIGHT) ENGINE ROOM R/B 1 ENGINE ROOM R/B 2 (ON LEFT FRONT OF ENGINE COMPT, BEHIND HEADLIGHT) FHHL HLHL HLHR FFOG FOGL FOGR FRONT CONTROLLER FUSE GATEWAY-ECU (BEHIND LEFT SIDE OF DASH) GRN WIRE GRY WIRE GRY/BLK WIRE H-LP HI FUSE FR FOG FUSE H-LP L LWR FUSE H-LP R LWR FUSE HEAD LP RELAY HEADLIGHT CONTROL ECU (LEFT LOW BEAM) HEADLIGHT CONTROL ECU (RIGHT LOW BEAM) HOT AT ALL TIMES HOT IN RUN DRIVER SIDE J/B (AT LEFT KICK PANEL) GAUGE FUSE J/C 10, J/C 12 (BEHIND UPPER CENTER OF DASH) J/C 16, J/C 17 (BEHIND UPPER CENTER OF DASH) LEFT FRONT FOG LIGHT LEFT HIGH BEAM HEADLIGHT MAIN FUSIBLE LINK (14 GA- PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PNK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT FOG LIGHT RIGHT HIGH BEAM HEADLIGHT VIO WIRE VIO/GRN WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

7 11 17 9 19 8 5 SHFL 9 7 21 SHRL AIR SUSPENSION ECU (BEHIND RIGHT SIDE OF DASH) BLK WIRE BLK/RED WIRE BLU WIRE CHG- RHG RH+ RHT RH- RHE IG COMBINATION METER COMBINATION SWITCH HEAD COMPUTER DATA LINES SYSTEM DOME FUSE FUSE DRIVER SIDE J/B (AT LEFT KICK PANEL) DRIVER SIDE J/B ECU (AT LEFT KICK PANEL) ENGINE ROOM R/B 2 (ON LEFT FRONT OF ENGINE COMPT, BEHIND HEADLIGHT) FLO FRONT CONTROLLER GATEWAY-ECU (BEHIND LEFT SIDE OF DASH) GRN WIRE GRY WIRE H-LP LVL FUSE HEAD HEADLIGHT BEAM LEVEL CONTROL ECU (BEHIND RIGHT SIDE OF DASH) HOT AT ALL TIMES HOT IN RUN DRIVER SIDE J/B (AT LEFT KICK PANEL) GAUGE FUSE HOT IN RUN OR START J/C 10, J/C 12 (BEHIND UPPER CENTER OF DASH) J/C 16, J/C 17 (BEHIND UPPER CENTER OF DASH) LEFT HEADLIGHT BEAM LEVEL CONTROL ACTUATOR (LEFT HEADLIGHT ASSEMBLY) LEFT HEIGHT CONTROL SENSOR (INSIDE LEFT FRONT WHEELWELL) LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE ORG/ WIRE PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PASSENGER SIDE J/B ECU (AT RIGHT KICK PANEL) PNK WIRE PNK/BLK WIRE PNK/GRN WIRE REAR HEIGHT CONTROL SENSOR (UNDER CENTER REAR OF VEHICLE) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT HEADLIGHT BEAM LEVEL CONTROL ACTUATOR (RIGHT HEADLIGHT ASSEMBLY) SBF WNG LHG LH+ LHT LH- LHE SGF SHFL SHRL SKID CONTROL ECU (BEHIND LEFT SIDE OF DASH) SPDL SPDR VIO WIRE VIO/GRN WIRE VIO/RED WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

BLK WIRE BLK/RED WIRE BLU WIRE CHG- RHG RH+ RHT RH- RHE IG COMBINATION METER COMBINATION SWITCH HEAD COMPUTER DATA LINES SYSTEM DOME FUSE FUSE DRIVER SIDE J/B (AT LEFT KICK PANEL) DRIVER SIDE J/B ECU (AT LEFT KICK PANEL) ENGINE ROOM R/B 2 (ON LEFT FRONT OF ENGINE COMPT, BEHIND HEADLIGHT) FLO FRONT CONTROLLER GATEWAY-ECU (BEHIND LEFT SIDE OF DASH) GRN WIRE GRY WIRE H-LP LVL FUSE HEAD HEADLIGHT BEAM LEVEL CONTROL ECU (BEHIND RIGHT SIDE OF DASH) HOT AT ALL TIMES HOT IN RUN DRIVER SIDE J/B (AT LEFT KICK PANEL) GAUGE FUSE HOT IN RUN OR START J/C 10, J/C 12 (BEHIND UPPER CENTER OF DASH) J/C 16, J/C 17 (BEHIND UPPER CENTER OF DASH) J/C 19, J/C 20 (BEHIND UPPER RIGHT SIDE OF DASH) LEFT HEADLIGHT BEAM LEVEL CONTROL ACTUATOR (LEFT HEADLIGHT ASSEMBLY) LEFT HEIGHT CONTROL SENSOR (INSIDE LEFT FRONT WHEELWELL) LT GRN WIRE ORG/ WIRE PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PASSENGER SIDE J/B ECU (AT RIGHT KICK PANEL) PNK WIRE PNK/BLK WIRE PNK/GRN WIRE REAR HEIGHT CONTROL SENSOR (UNDER CENTER REAR OF VEHICLE) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT HEADLIGHT BEAM LEVEL CONTROL ACTUATOR (RIGHT HEADLIGHT ASSEMBLY) SBF WNG LHG LH+ LHT LH- LHE SGF SHFL SHRL SKID CONTROL ECU (BEHIND LEFT SIDE OF DASH) SPDL SPDR VIO WIRE VIO/GRN WIRE VIO/RED WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

1 2 3 FE FV FR 4 16 MPX- PIND A/B A/T 2 IND A/T 3 IND A/T 4 IND A/T L IND ABS IND. AIR SUSPENSION ECU (BEHIND RIGHT SIDE OF DASH) AT D IND AT N IND AT P IND AT R IND BEAM IND BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BRAKE FLUID LEVEL WARNING SWITCH (ON MASTER CYLINDER) BRAKE IND BRN WIRE BRN/YEL WIRE CHG- IND CLOCK COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE IND DATA LINK CONN DISPLAY MULTI DOME FUSE DOOR IND DRIVER SIDE JUNCTION BLOCK (BEHIND LEFT KICK PANEL) ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) ENGINE CONTROL SYSTEM ELECTRONIC SUSPENSION SYSTEM ENGINE OIL LEVEL SENSOR FRONT FOG IND FSME FSMS FSMV FSSE FSSS FSSV FUEL FUEL GAUGE FUEL SENDER (MAIN) (UNDER LEFT REAR OF VEHICLE) FUEL SENDER (SUB) (UNDER RIGHT REAR OF VEHICLE) FUSE GAUGE FUSE GRN/BLK WIRE GRN/YEL WIRE GRY/BLK WIRE HEAD (USA) TAIL (CANADA) HOT AT ALL TIMES HOT IN RUN OR START J/C 10 (BEHIND UPPER CENTER OF DASH) J/C 12 (BEHIND UPPER CENTER OF DASH) J/C 16, J/C 17 (BEHIND UPPER CENTER OF DASH) J/C 30 (REARWARD OF RIGHT REAR FENDERWELL) J/C 4 (NEAR ENGINE CONTROL MODULE) J/C 7 (BEHIND ENGINE ROOM NO 1 J/B, ENGINE ROOM NO 1 R/B) LBL LT GRN WIRE LT GRN/RED WIRE LUGGAGE COMPT) LUGGAGE ROOM J/B ECU (LEFT SIDE OF MASTER IND MIL IND MOL MOPS MPX MPX+ COMPUTER DATA LINES SYSTEM MULIT-DISPLAY NAVIGATION, SOUND SYSTEMS NUM ODO PAD WEAR INDICATOR SWITCH (RIGHT FRONT) PAD WEAR INDICATOR SWITCH (RIGHT REAR) PARKING BRAKE SWITCH (LEFT SIDE OF DASH, ON PARKING BRAKE) PASSENGER SIDE J/B (RIGHT KICK PANEL) PASSENGER SIDE J/B ECU PASSENGER SIDE JUNCTION BLOCK (BEHIND RIGHT KICK PANEL) PBEW PBLT PWR IND RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT QUARTER PANEL RSET SEAT BELT IND SKID CONTROL ECU (BEHIND LEFT SIDE OF DASH) SLIP IND SNOW IND SPEEDOMETER SRS IND TACH TACHOMETER TEMS TMS SPORT IND TRIP TRIP SWITCH TURN LH IND TURN RH IND VIO/GRN WIRE VIO/RED WIRE VIO/WHT WIRE VSC OFF W/ NAVIGATION W/O NAVIGATION WATER TEMP GAUGE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

5 25 LED- ASH+ 6 17 1 7 BDR 6 26 1 17 BDR ASH- ASHTRAY ILLUMINATION BDR BLK WIRE BLU WIRE CLEARANCE SONAR SWITCH COIN BOX ILLUMI- NATION COMBINATION METER COMBINATION SWITCH COMPUTER DATA LINES DRIVER DOOR ECU (IN DOOR) DRIVER SIDE J/B (LEFT KICK PANEL) DRIVER SIDE J/B ECU DRIVING POSITION MEMORY SWITCH FUSE GRN WIRE GRN/ORG WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN RUN OR START INSIDE HANDLE ILLUMINATION J/C 13 (BEHIND CENTER OF DASH) J/C 14, J/C 15 (BEHIND CENTER OF DASH) J/C 21 (FORWARD OF LEFT REAR FENDER- WELL) J/C 22 (REARWARD OF LEFT REAR FENDERWELL) J/C 30 (REARWARD OF RIGHT REAR FENDER- WELL) LED LEFT REAR DOOR ECU (IN DOOR) LEFT REAR SEAT MEMORY SWITCH LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) MPX-IG FUSE P DOOR FUSE PANEL FUSE PASSENGER DOOR ECU (IN DOOR) PASSENGER SIDE J/B (RIGHT KICK PANEL) PASSENGER SIDE J/B (RIGHT KICK PANEL) D DOOR FUSE PNK WIRE PNK/BLU WIRE REAR SEAT CONTROL SWITCH RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE REMOTE CONTROL MIRROR SWITCH RHEOSTAT RIGHT REAR DOOR ECU (IN DOOR) RR DOOR LH FUSE RR DOOR RH FUSE TC RV TR+ VIO/GRN WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE