Lexus LS III (2000-2003) j/c 21 (forward of left rear fenderwell) Wiring diagrams

1 4 5 6 16 17 23 26 GROUND CPUB SIG BDR PCT 1 4 5 6 17 23 25 26 GROUND CPUB SIG BDR 6 7 8 5 RSSI DATA +5 7 9 10 20 LSW KUL KL CPSE 8 19 22 30 ML MUL PWS PWE BLK WIRE BLU WIRE BLU/RED WIRE BRN/RED WIRE BRN/WHT WIRE CTY D-ACC FUSE DOOR LOCK CONTROL RECEIVER (INNER MIRROR) DRIVER DOOR ECU (IN LEFT FRONT DOOR) DRIVER SIDE J/B (AT LEFT KICK PANEL) ENGINE ROOM R/B 2 (ON LEFT FRONT OF ENGINE COMPT) FRONT CONTROLLER FRONT PASSENGER DOOR ECU (IN RIGHT FRONT DOOR) GATEWAY ECU (BEHIND LEFT END OF DASH) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES IND BZR J/C 21 (FORWARD OF LEFT REAR FENDERWELL) J/C 27 (FORWARD OF RIGHT REAR FENDERWELL) JUNCTION CONNECTOR (BEHIND UPPER CENTER OF DASH) KEYLESS BUZZER (INSIDE TOP OF LEFT FRONT FENDER, NEAR BASE OF "A" PILLAR) KEYLESS BUZZER ON/OFF SWITCH LEFT FRONT DOOR COURTESY SWITCH LEFT FRONT DOOR LOCK MOTOR MPX-IG FUSE ORG/ WIRE PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PNK WIRE PNK/BLU WIRE PNK/GRN WIRE POWER WINDOW MASTER SWITCH 8 18 6 10 ML MUL PW RED WIRE RED/BLU WIRE RIGHT FRONT DOOR COURTESY SWITCH RIGHT FRONT DOOR LOCK CONTROL SWITCH 8 19 22 27 3 1 4 2 ML MUL PWS DLE UL ILL+ RIGHT FRONT DOOR LOCK MOTOR SECURITY FUSE SECURITY INDICATOR LIGHT SH- BZRG IG RDA RSSI THEFT DETERRENT ECU (BEHIND UPPER RIGHT CENTER OF DASH) THEFT DETERRENT HORN (IN RIGHT REAR OF ENGINE COMPARTMENT) VIO WIRE VIO/GRN WIRE VIO/WHT WIRE VIO/YEL WIRE WARNING SYSTEMS WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL/BLK 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

BLK WIRE BLU WIRE D P/SEAT FUSE DRIVER SIDE J/B (AT LEFT KICK PANEL) DRIVER'S LUMBAR SUPPORT CONTROL SWITCH HOT AT ALL TIMES J/C 21 (FORWARD OF LEFT REAR FENDERWELL) LOWER SIDE LUMBAR CONTROL MOTOR RED WIRE UPPER SIDE LUMBAR CONTROL MOTOR WHT 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

AUDIO, REAR A/C CONTROL SWITCH BLK WIRE BRN WIRE CLEARANCE SONAR ECU CLIMATE CONTROL SEAT ECU (DRIVER'S SEAT) DOOR LOCK SWITCH (LUGGAGE) DRIVER SEAT ECU FUEL LID OPENER MOTOR FUEL PUMP HIGH MOUNTED STOP LIGHT J/C 21 (FORWARD OF LEFT REAR FENDERWELL) J/C 23 (REARWARD OF LEFT REAR FENDERWELL) J/C 24, J/C 25 (ON LEFT REAR OF LUGGAGE COMPT) J/C 31 (BEHIND LEFT REAR SEAT BACK) LEFT FRONT BUCKLE SWITCH LEFT FRONT BUCKLE SWITCH LEFT REAR DOOR ECU DRIVER DOOR ECU LEFT FRONT SEAT HEATER LEFT REAR BUCKLE SWITCH LEFT REAR COMBIN- ATION LIGHT LEFT REAR HEAD REST LIMIT SWITCH LEFT REAR SEAT ECU LEFT REAR SEAT HEATER LEFT REAR SUSPENSION CONTROL ACTUATOR LEFT VIBRATION SEAT ECU LUGGAGE COMPARTMENT DOOR CLOSER MOTOR LUGGAGE COMPARTMENT DOOR KEY UNLOCK SWITCH LUGGAGE ROOM J/B (ON LEFT SIDE OF LUGGAGE COMPT) LUGGAGE ROOM J/B ECU NOISE FILTER POWER SEAT POSITION SENSOR (DRIVER'S SEAT CUSHION CONTROL) POWER SEAT POSITION SENSOR (DRIVER'S SEAT SLIDE CONTROL) POWER SEAT POSITION SENSOR (REAR PASSENGER'S LEFT SEAT SLIDE CONTROL) REAR A/C UNIT REAR HEIGHT CONTROL VALVE REAR SEAT CONTROL SWITCH REAR SUNSHADE CONTROL RELAY RIGHT REAR COMBIN- ATION LIGHT SGND W/ REAR POWER SEAT W/ REAR POWER SEAT W/ REAR POWER SEAT WHT WIRE WHT/BLK WIRE

BLK WIRE D S/HTR FUSE DRIVER SEAT HEATER DRIVER SIDE J/B (AT LEFT KICK PANEL) HOT IN ON OR START J/C 21 (FORWARD OF LEFT REAR FENDERWELL) LT GRN WIRE ORG/ WIRE P S/HTR FUSE P-IG FUSE PASSENGER SEAT HEATER PASSENGER SIDE J/B (AT RIGHT KICK PANEL) RED WIRE SEAT HEATER SWITCH THL THR+ WHT WIRE

1 2 4 5 6 7 9 10 14 15 16 17 20 21 23 24 A- A+ 1 4 5 6 17 23 26 GROUND CPUB SIG BDR 8 19 22 27 ML MUL PWS DLE 8 19 22 30 ML MUL PWS PWE ANTI-THEFT SYSTEM BLK WIRE BLU WIRE BRN/RED WIRE CTY DBLS CPSE KEYE POLE HALF DRIVER DOOR ECU (IN LEFT FRONT DOOR) DRIVER SIDE J/B (AT LEFT KICK PANEL) FRONT PASSENGER DOOR ECU (IN RIGHT FRONT DOOR) FULL GRN/BLK WIRE GRN/RED WIRE HOT AT ALL TIMES J/C 21 (FORWARD OF LEFT REAR FENDERWELL) J/C 27 (FORWARD OF RIGHT REAR FENDERWELL) LEFT FRONT DOOR COURTESY SWITCH LEFT FRONT DOOR LOCK MOTOR LSW KUL KL MPX-IG FUSE PNK WIRE PNK/BLU WIRE PNK/GRN WIRE POWER WINDOW MASTER SWITCH 8 18 6 10 ML MUL PW RED WIRE RED/BLU WIRE RIGHT FRONT DOOR COURTESY SWITCH RIGHT FRONT DOOR LOCK CONTROL SWITCH RIGHT FRONT DOOR LOCK MOTOR UL ILL+ VIO/WHT WIRE VIO/YEL WIRE WARNING SYSTEMS WHT WIRE WHT/BLK WIRE WHT/RED WIRE

1 2 4 5 6 7 14 15 16 17 20 21 23 24 A- A+ 1 2 6 7 15 18 20 26 CPUB BDR GROUND CTY 1 2 6 7 18 20 26 CPUB BDR GROUND CTY ANTI-THEFT SYSTEM BLK WIRE BLU WIRE D DOOR FUSE DBLS CPSE DLEL POLE HALF DRIVER SIDE J/B FULL FUSE HOT AT ALL TIMES HOT AT ALL TIMES PASSENGER SIDE J/B (AT RIGHT KICK PANEL) J/C 21 (FORWARD OF LEFT REAR FENDERWELL) J/C 27 (FORWARD OF RIGHT REAR FENDERWELL) J/C 30 (REARWARD OF RIGHT REAR FENDERWELL) JUNCTION CONNECTOR (BEHIND UPPER CENTER OF DASH) LEFT REAR DOOR COURTESY SWITCH LEFT REAR DOOR ECU (IN LEFT REAR DOOR LEFT REAR DOOR LOCK MOTOR LH RR DOOR FUSE LSW LUGGAGE ROOM J/B (ON LEFT SIDE OF LUGGAGE COMPARTMENT) P DOOR FUSE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RH RR DOOR FUSE RIGHT REAR DOOR COURTESY SWITCH RIGHT REAR DOOR ECU (IN RIGHT REAR DOOR) RIGHT REAR DOOR LOCK MOTOR SIG VIO WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 6 5 17 4 25 26 23 2 3 8 19 20 16 GND BDR SIG 2 4 5 6 15 16 17 22 23 25 30 AUTO 8 7 6 5 +5 DATA RSSI EI AUTO BLK/WHT WIRE BLU/BLK WIRE BLU/RED WIRE BRN/RED WIRE BRN/WHT WIRE BZR BZRG CPUB CTY DN UP PLS LMT SGND WLSW D-ACC FUSE DDN DOOR LOCK CONTROL RECEIVER (INNER MIRROR) DRIVER SIDE J/B (AT LEFT KICK PANEL) DUP GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/RED WIRE HOT AT ACC OR ON HOT AT ALL TIMES HOT AT ALL TIMES PASSENGER SIDE J/B (AT RIGHT KICK PANEL) D DOOR FUSE HOT IN ON OR START J/C 10, J/C 11 (BEHIND UPPER CENTER OF DASH) J/C 12, J/C 13 (BEHIND UPPER CENTER OF DASH) J/C 14, J/C 15 (BEHIND UPPER CENTER OF DASH) J/C 21 (FORWARD OF LEFT REAR FENDERWELL) KEYLESS BUZZER (NEAR BASE OF "A" PILLAR) KEYLESS BUZZER ON/OFF SWITCH LEFT FRONT DOOR COURTESY SWITCH LEFT FRONT POWER WINDOW MOTOR LMT MPX-IG FUSE ORG/ WIRE PLS PNK/BLU WIRE PNK/GRN WIRE POWER WINDOW MASTER SWITCH PWS MUP MDN PWE RDA RSSI RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE SECURITY FUSE THEFT DETERRENT ECU (BEHIND UPPER RIGHT CENTER OF DASH) TRANS- PONDER KEY COMPUTER (BEHIND UPPER CENTER OF DASH) VIO/GRN WIRE VIO/WHT WIRE VIO/YEL WIRE W/L WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

10 11 19 21 29 AUTO PCTO PWE MDN MUP 4 5 14 16 17 2 24 26 1 18 20 6 7 DN UP SGND LMT PLS BDR PCTI SIG CPUB BDR CPUB SIG PCTI BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN/BLK WIRE BRN/RED WIRE DN UP SGND LMT PLS CTY GND GND CTY GRN WIRE GRY/GRN WIRE HOT AT ALL TIMES J/C 21 (FORWARD OF LEFT REAR FENDERWELL) J/C 27 (FORWARD OF RIGHT REAR FENDEWELL) J/C 30 (REARWARD OF RIGHT REAR FENDEWELL) LEFT REAR DOOR COURTESY SWITCH LEFT REAR POWER WINDOW CONTROL SWITCH LEFT REAR POWER WINDOW MOTOR LMT PCT PLS PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RIGHT REAR DOOR COURTESY SWITCH RIGHT REAR DOOR ECU (INSIDE RIGHT REAR DOOR) RIGHT REAR POWER WINDOW CONTROL SWITCH RIGHT REAR POWER WINDOW MOTOR RR DOOR LH FUSE RR DOOR RH FUSE VIO/YEL WIRE WHT/BLK WIRE WHT/GRN WIRE YEL/BLK WIRE YEL/RED WIRE