Lexus LS II (1994-2000) (under driver's seat) Wiring diagrams

18 8 19 17 1 13 14 25 15 9 4 5 CTYE CTY LSWE LSW A+ A- BDR GRD CPUB SIG A- A+ LSW LSWE CTY CTYE DLE MUL ML BLK WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CENTER JUNCTION BLOCK (BEHIND INSTRUMENT CLUSTER) COMPUTER DATA LINES SYSTEM CPUB SIG BDR KUL KEYE KL GRD CTYE CTY LSWE LSW A+ A- BDR CPUB SIG GRD GRD D RR DOOR FUSE P RR DOOR FUSE ENGINE HOOD COURTESY SWITCH (ENGINE COMPARTMENT) FROM ENGINE ROOM JUNCTION BLOCK (DIAGRAM 1 OF 2) FROM INSTRUMENT PANEL JUNCTION BLOCK (DIAGRAM 1 OF 2) GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES FUSE HOLDER (BEHIND LEFT SIDE OF DASH) P FR DOOR FUSE INSTRUMENT PANEL JUNCTION BLOCK (AT REAR OF PARKING BRAKE RELEASE LEVER) JUNCTION CONNECTOR J/C 16 (BEHIND CENTER AIR VENTS) LEFT REAR DOOR ECU (IN LEFT REAR DOOR LOCK LOCK NOT USED LT GRN WIRE PASSENGER DOOR ECU (IN RIGHT FRONT DOOR) PNK WIRE RED/BLU WIRE RHEOSTAT (SECURITY INDICATOR LIGHT) RIGHT FRONT DOOR KEY LOCK/ UNLOCK SWITCH RIGHT FRONT DOOR LOCK CONTROL SWITCH RIGHT REAR DOOR ECU (IN RIGHT REAR DOOR) SYSTEM ENGINE CONTROLS UNLK UNLOCK WARNING SWITCH (BEHIND LEFT SIDE OF DASH) VIO WIRE VIO/RED WIRE VIO/YEL WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE BLU/ORG WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CENTER JUNCTION BLOCK (BEHIND INSTRUMENT CLUSTER) COMPUTER DATA LINES SYSTEM CPUB SIG BDR KUL KEYE KL GRD CTYB CYL LSW LSWE CTY CTYE CTYE CTY LSWE LSW RRLP CTYB CYL BDR CPUB SIG GRD GRD D RR DOOR FUSE P RR DOOR FUSE FROM ENGINE ROOM JUNCTION BLOCK (DIAGRAM 2 OF 3) FROM INSTRUMENT PANEL JUNCTION BLOCK (DIAGRAM 2 OF 3) GRN WIRE GRN/ORG WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES FUSE HOLDER (BEHIND LEFT SIDE OF DASH) P FR DOOR FUSE INSTRUMENT PANEL JUNCTION BLOCK (AT REAR OF PARKING BRAKE RELEASE LEVER) LEFT REAR DOOR COURTESY LIGHT LEFT REAR DOOR ECU (IN LEFT REAR DOOR LOCK LT GRN WIRE PASSENGER DOOR ECU (IN RIGHT FRONT DOOR) PPL/GRN WIRE PPL/YEL WIRE RED/BLU WIRE RIGHT FRONT DOOR COURTESY LIGHT RIGHT FRONT DOOR KEY LOCK/ UNLOCK SWITCH RIGHT REAR DOOR COURTESY LIGHT RIGHT REAR DOOR ECU (IN RIGHT REAR DOOR) UNLK WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE CENTER J/B DRIVER SIDE J/B GRN WIRE HOT IN RUN OR START INSTRUMENT PANEL J/B J/C 17 (BELOW LEFT REAR SEAT) J/C 17 (FOWARD OF LEFT REAR WHEELWELL) LEFT BUCKLE SWITCH LEFT TENSION REDUCER SOLENOID PWR-IG FUSE RED WIRE RIGHT BUCKLE SWITCH RIGHT TENSION REDUCER SOLENOID WHT WIRE

ABS, TRAC, VSC ECU AIR SUSPENSION ECU BLK WIRE BLOWER CONTROLLER CELLULAR PHONE DRIVER'S POWER SEAT CONTROL SWITCH HEAD REST POSITION SENSOR DRIVER'S POWER SEAT FRONT VERTICAL MOTOR DRIVER'S POWER SEAT REAR VERTICAL MOTOR DRIVER'S POWER SEAT RECLINE MOTOR DRIVER'S POWER SEAT SLIDE MOTOR DRIVER'S SEAT HEATER ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SWITCH ENGINE CONTROL MODULE FROM FUEL LID OPENER SOLENOID FUEL PUMP HEADLIGHT BEAM LEVEL CONTROL ECU HIGH MOUNTED STOP LIGHT JUNCTION CONNECTOR J/C 18 (UPPER RIGHT END OF DASH) LEFT BUCKLE SWITCH, BUCKLE LIGHT LEFT LICENSE PLATE LIGHT RIGHT REAR COMBINATION LIGHT LEFT REAR CIGARETTE LIGHTER LEFT REAR COMBINATION LIGHT LEFT REAR DOOR ECU LEFT REAR INTERIOR LIGHT NOISE FILTER LEFT REAR PERSONAL LIGHT LEFT REAR SUSPENSION CONTROL ACTUATOR LIGHT FAILURE SENSOR LUGGAGE COMPARTMENT DOOR KEY UNLOCK SWITCH MEMORY) (W/ NAVIGATION ECU POWER OUTLET POWER SEAT ECU REAR HEIGHT CONTROL VALVE RIGHT LICENSE PLATE LIGHT RIGHT REAR ABS SPEED SENSOR, PAD WEAR INDICATOR RIGHT REAR CIGARETTE LIGHTER RIGHT REAR COMBINATION LIGHT RIGHT REAR DOOR ECU RIGHT REAR PERSONAL LIGHT RIGHT REAR SUSPENSION CONTROL ACTUATOR SHIFT LOCK ECU TELEPHONE TRANSCEIVER/ SPEAKER RELAY TRANSPONDER KEY AMPLIFIER W/ MEMORY WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE

ALT FUSE BLU WIRE BLU/YEL WIRE DRIVER'S SEAT HEATER ENGINE MAIN RELAY FR S/HTR FUSE FRONT PASSENGER'S SEAT HEATER FUSIBLE LINK BLOCK (ON LEFT SIDE OF ENGINE COMPT, FORWARD OF STRUT TOWER) HEATER FUSE HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT PANEL JUNCTION BLOCK (AT REAR OF PARKING BRAKE RELEASE LEVER) J/C 16 (BEHIND CENTER AIR VENTS) LEFT LT GRN WIRE LT GRN/RED WIRE RED/YEL WIRE RIGHT SEAT HEATER SWITCH SOLID STATE WHT/BLK WIRE

1 2 3 4 5 6 7 8 9 10 ACAN TC RV INDIC IG A/C CONTROL ASSEMBLY ANTI-THEFT SYSTEM BLU/BLK WIRE BLU/RED WIRE COMBINATION METER ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SWITCH (W/O AIR SUSP) FRONT CIGARETTE LIGHTER GAUGE FUSE GLOVE BOX LIGHT 1 GLOVE BOX LIGHT 2 GLOVE BOX LIGHT SWITCH 1 GLOVE BOX LIGHT SWITCH 2 GRD GRD GRD GRN WIRE HAZARD SWITCH HOT IN PARK OR HEAD HOT IN START OR RUN INSTRUMENT PANEL JUNCTION BLOCK (AT REAR OF PARKING BRAKE RELEASE LEVER) JUNCTION CONNECTOR J/C 14 (BEHIND UPPER CENTER OF DASH) JUNCTION CONNECTOR J/C 15 (BEHIND CENTER AIR VENTS) JUNCTION CONNECTOR J/C 16 (BEHIND UPPER CENTER OF DASH) LEFT REAR CIGARETTE LIGHTER LEFT REAR DOOR ECU (IN LEFT REAR DOOR MULTI-DISPLAY PANEL FUSE PPL/RED WIRE RADIO, PLAYER RED/WHT WIRE RED/YEL WIRE REMOTE CONTROL MIRROR SWITCH RHEOSTAT (SECURITY INDICATOR LIGHT) RIGHT REAR CIGARETTE LIGHTER RIGHT REAR DOOR ECU (IN RIGHT REAR DOOR) SEAT HEATER SWITCH TRANSMISSION CONTROL SWITCH VSC OFF, HEAD- LIGHT CLEANER SWITCH WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE

18 8 19 17 1 13 14 25 15 9 4 5 CTYE CTY LSWE LSW A+ A- BDR GRD CPUB SIG A- A+ LSW LSWE CTY CTYE DLE MUL ML BLK WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CENTER JUNCTION BLOCK (BEHIND INSTRUMENT CLUSTER) COMPUTER DATA LINES SYSTEM CPUB SIG BDR KUL KEYE KL GRD CTYE CTY LSWE LSW A+ A- BDR CPUB SIG GRD GRD D RR DOOR FUSE P RR DOOR FUSE ENGINE HOOD COURTESY SWITCH (ENGINE COMPARTMENT) FROM ENGINE ROOM JUNCTION BLOCK (DIAGRAM 1 OF 2) FROM INSTRUMENT PANEL JUNCTION BLOCK (DIAGRAM 1 OF 2) GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES FUSE HOLDER (BEHIND LEFT SIDE OF DASH) P FR DOOR FUSE INSTRUMENT PANEL JUNCTION BLOCK (AT REAR OF PARKING BRAKE RELEASE LEVER) JUNCTION CONNECTOR J/C 16 (BEHIND CENTER AIR VENTS) LEFT REAR DOOR ECU (IN LEFT REAR DOOR LOCK LOCK NOT USED LT GRN WIRE PASSENGER DOOR ECU (IN RIGHT FRONT DOOR) PNK WIRE PPL PPL/RED WIRE PPL/YEL WIRE RED/BLU WIRE RHEOSTAT (SECURITY INDICATOR LIGHT) RIGHT FRONT DOOR KEY LOCK/ UNLOCK SWITCH RIGHT FRONT DOOR LOCK CONTROL SWITCH RIGHT REAR DOOR ECU (IN RIGHT REAR DOOR) SYSTEM ENGINE CONTROLS UNLK UNLK PPL UNLOCK WARNING SWITCH (BEHIND LEFT SIDE OF DASH) WHT/BLK WIRE YEL WIRE

+B SLD+ FRV+ 1 2 3 4 5 6 7 8 9 10 11 12 13 H+ RRV- RCL- SLD- FRV- H- RRV+ RCL+ GND 1 2 3 4 5 6 7 8 9 10 11 12 MIRE BES ECUE BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DOME FUSE DRIVER SIDE JUNCTION BLOCK (BEHIND LEFT KICK PANEL) DRIVER'S POWER SEAT SWITCH DRIVER'S SEAT FRONT VERTICAL MOTOR DRIVER'S SEAT HEADREST MOTOR DRIVER'S SEAT LUMBAR MOTOR DRIVER'S SEAT REAR VERTICAL MOTOR DRIVER'S SEAT RECLINING MOTOR SHOULDER BELT ANCHOR MOTOR DRIVER'S SEAT SLIDE CONTROL MOTOR ENGINE ROOM JUNCTION BLOCK FRT VERT DOWN FRT VERT UP GND BEM- TEM+ TIM+ TEM- BEM+ GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE HEAD DOWN HEAD-UP HEADREST POSITION SENSOR HOT AT ALL TIMES IG SYSB INSTRUMENT PANEL JUNCTION BLOCK PWR FUSE LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE LUMBAR FRONT LUMBAR REAR MIRB MIRG TES ORG/ WIRE PNK/BLU WIRE POWER SEAT ECU (UNDER DRIVER'S SEAT) REAR VERT DOWN REAR VERT UP RECLINE FRONT RECLINE REAR RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE SEAT FR FUSE SLIDE FRONT SLIDE REAR SSRH SSRR SSFV PVCC SGND SSRS SSRV SLDF SLDR RCLF RCLR RUP RDWN FUP FDWN HUP HDWN TILT AND TELESCOPIC UNIT TILT POSITION SENSOR (BEHIND LEFT SIDE OF DASH) TILT, TELESCOPIC ECU (BEHIND LEFT SIDE OF DASH) TIM- +B VC ECUB VCS MSW TIS VIO WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE

BLK WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE DASH HARN, BEHIND COMBINATION METER) DOWN DRIVER'S HEAD REST CONTROL MOTOR (IN DRIVER'S SEATBACK) DRIVER'S LUMBAR SUPPORT CONTROL MOTOR (IN DRIVER'S SEATBACK) DRIVER'S POWER SEAT CONTROL SWITCH DRIVER'S REAR VERTICAL CONTROL MOTOR (UNDER DRIVER'S SEAT) DRIVER'S RECLINING CONTROL MOTOR (UNDER DRIVER'S SEAT) DRIVER'S SLIDE CONTROL MOTOR (UNDER DRIVER'S SEAT) DRIVERS FRONT VERTICAL CONTROL MOTOR (UNDER DRIVER'S SEAT) FRONT FRONT PASSENGER'S POWER SEAT CONTROL SWITCH GRN/YEL WIRE HEAD- REST HOT AT ALL TIMES INSTRUMENT PANEL JUNCTION BLOCK (AT REAR OF PARKING BRAKE RELEASE LEVER) LUMBAR SUPPORT PASSENGER'S FRONT VERTICAL CONTROL MOTOR (UNDER PASSENGER'S SEAT) PASSENGER'S HEAD REST CONTROL MOTOR PASSENGER'S LUMBAR SUPPORT CONTROL MOTOR PASSENGER'S REAR VERTICAL CONTROL MOTOR (UNDER PASSENGER'S SEAT) PASSENGER'S RECLINING CONTROL MOTOR (UNDER PASSENGER'S SEAT) PASSENGER'S SLIDE CONTROL MOTOR (UNDER PASSENGER'S SEAT) REAR REAR VERTICAL RECLINING RED WIRE RED/GRN WIRE RED/YEL WIRE SEAT FR FUSE SLIDE UP FRONT VERTICAL WHT WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM CTYE CTY BDR CPUB SIG CTYE CTY MDN MUP AUTO PWE PCTO DRIVER SIDE JUNCTION BLOCK (BEHIND LEFT KICK PANEL) GRN WIRE GRN/WHT WIRE GRY/GRN WIRE GRY/RED WIRE LEFT REAR POWER WINDOW CONTROL SWITCH LEFT REAR POWER WINDOW MOTOR LIMIT PCTI PCTI GRD BDR CPUB SIG PCTO PWE AUTO MDN MUP GRD GRD PPL/YEL WIRE PULSE RED WIRE RED/BLU WIRE RED/WHT WIRE RIGHT REAR DOOR ECU (IN RIGHT REAR DOOR) RIGHT REAR POWER WINDOW CONTROL SWITCH RIGHT REAR POWER WINDOW MOTOR SGRD LMT PLS DN UP UP DN UP DN DN UP DN PLS LMT SGRD WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE