Lexus GS II facelift (2000-2004) (dash harn, right side of dash) Wiring diagrams

8 6 11 BECU TRLY GRD BDR SIG CPUB BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BODY ECU 2 BRN/BLK WIRE D FR FUSE D RR DOOR FUSE DRIVER DOOR ECU (IN DRIVER'S DOOR) DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) DRIVER SIDE SIDE J/B (BEHIND LEFT KICK PANEL) ECU-IG FUSE ENGINE ROOM R/B 1 (RIGHT SIDE OF ENGINE COMPT) GRD CTYE CTY A- A+ LSWE LSW KUL KL PWE MUL ML GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GSWO HEADLIGHTS SYSTEM INTERIOR LIGHTS SYSTEM COMPUTER DATA LINES SYSTEM HOT AT ALL TIMES HOT IN ON OR ACCY HOT IN ON OR START HRLY ILE II (UPPER RIGHT SIDE OF DASH) J/C 13 (BEHIND LEFT SIDE OF DASH) J/C 17 (UPPER RIGHT SIDE OF DASH) J/C 6 (LEFT KICK PANEL) JUNCTION CONNECTOR J/C 10 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR J/C 7 (LEFT KICK PANEL) JUNCTION CONNECTOR J/C 8 (BEHIND LEFT KICK PANEL) LEFT DOOR LOCK CONTROL SWITCH (POWER WINDOW MASTER SWITCH) LEFT FRONT DOOR COURTESY SWITCH LOCK LOCK DETECT LT GRN/BLK WIRE LT GRN/RED WIRE ORG/ WIRE PNK/BLK WIRE PNK/GRN WIRE RADIO 2 FUSE RED WIRE RED/GRN WIRE RED/YEL WIRE UNLK UNLK LOCK WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE

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 HORN TR+ 1 2 3 IG SH HR BSUB PWS 10 11 12 NOT USED GRD NOT USED 3 18 9 CPUB 7 8 NOT USED BECU BLK/BLU WIRE BLK/RED WIRE BLU WIRE BLU/ORG WIRE BLU/YEL WIRE BODY ECU NO. 1 (IN PASSENGER SIDE J/B) BZR CPUB DATA LINK CONNECTOR 3 DIODE (LUGGAGE COMPARTMENT DOOR OPEN DETECT SWITCH) DRIVER DOOR ECU (IN DRIVER'S DOOR) DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SWITCH ENGINE HOOD COURTESY SWITCH FRONT PASSENGER DOOR ECU (IN RIGHT FRONT DOOR) FUSE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HAZARD SWITCH HCTY LGCY HORN RELAY LUGGAGE COMPARTMENT DOOR COURTESY SWITCH AND OPENER MOTOR HOT AT ALL TIMES HOT IN ACC OR RUN II (UPPER RIGHT SIDE OF DASH) JUNCTION CONNECTOR J/C 13 (LEFT SIDE OF DASH) LEFT REAR DOOR ECU (IN LEFT REAR DOOR LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MIR RELAY DFG MOON ROOF CONTROL ECU ORG/ WIRE PARKING BRAKE SWITCH (BEHIND LEFT SIDE OF DASH) PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) PKB IND PWR SNOW HAZ PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/GRN WIRE POWER SEAT ECU (UNDER DRIVER'S SEAT) RADIO NO. 2 FUSE RED/WHT WIRE RED/YEL WIRE RIGHT REAR DOOR ECU (IN RIGHT REAR DOOR) RSSI RCO RDA RET SECURITY INDICATOR (RHEOSTAT) TKUL TSW PBKL VIO WIRE VIO/GRN WIRE VIO/YEL WIRE W/ MEMORY SEAT W/O MEMORY SEAT WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE WIRELESS DOOR LOCK BUZZER WIRELESS DOOR LOCK BUZZER YEL/BLK WIRE

8 6 BECU TRLY BDR SIG CPUB BLK/ WHT WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BODY ECU 2 COMPUTER DATA LINES SYSTEM D FR DOOR FUSE D RR DOOR FUSE DASH HARN, BEHIND COMBINATION METER) DOOR DRIVER DOOR ECU (IN DRIVER'S DOOR) DRIVER SIDE JUNCTION BLOCK (BEHIND LEFT KICK PANEL) ECU-IG FUSE ENGINE ROOM R/B NO. 1 (RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) GRD GRD CTYE CTY CTYB CTY GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN OR ACC HOT IN RUN OR START HRLY ILE IF HEADLIGHTS SYSTEM IGNITION KEY CYLINDER LIGHT JUNCTION CONNECTOR J/C 10 (BEHIND LEFT END OF DASH) JUNCTION CONNECTOR J/C 13 (BEHIND COMBINATION METER) JUNCTION CONNECTOR J/C 6 (LEFT KICK PANEL) JUNCTION CONNECTOR J/C 7 (LEFT KICK PANEL) JUNCTION CONNECTOR J/C 8 (BEHIND LEFT KICK PANEL) LEFT FRONT DOOR COURTESY LIGHT LEFT FRONT DOOR COURTESY SWITCH LEFT STEP LIGHT RIGHT STEP LIGHT ORG/ WIRE PASSENGER SIDE JUNCTION BLOCK (BEHIND RIGHT KICK PANEL) PERSONAL LIGHT RADIO 2 FUSE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE WHT WIRE WHT/BLK WIRE

2 3 9 18 SIG CPUB 3 12 2 CLTS CLTE CLTB 3 15 2 AUTO HEAD TAIL 9 19 HRLY HEADLIGHTS SYSTEM AUTOMATIC LIGHT CONTROL SENSOR (BEHIND UPPER LEFT SIDE OF DASH) BDR BLK WIRE BLK/ WHT WIRE BLK/RED WIRE BLU/BLK WIRE BLU/ORG WIRE BODY ECU 2 (IN DRIVER SIDE J/B) COMPUTER DATA LINES SYSTEM CTY CTYE D FR DOOR FUSE DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) EB (LEFT FRONT STRUT TOWER) EB (RIGHT FRONT STRUT TOWER) ECU-IG FUSE ENGINE ROOM R/B 1 (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) GRD GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRY/RED WIRE HEADLIGHT SWITCH HOT AT ALL TIMES HOT IN RUN OR START II (UPPER RIGHT SIDE OF DASH) JUNCTION CONNECTOR J/C 10 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR J/C 14 (LEFT SIDE OF DASH) JUNCTION CONNECTOR J/C 17 (BEHIND UPPER RIGHT SIDE OF DASH) JUNCTION CONNECTOR J/C 19 (ABOVE LEFT REAR WHEEL- WELL) JUNCTION CONNECTOR J/C 20 (LEFT REAR WHEELWELL) JUNCTION CONNECTOR J/C 6 (LEFT KICK PANEL) JUNCTION CONNECTOR J/C 7 (LEFT KICK PANEL) LEFT FRONT DOOR COURTESY SWITCH LEFT FRONT SIDE MARKER LIGHT LEFT LICENSE PLATE LIGHT LEFT PARKING LIGHT MPX-B FUSE ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) RED WIRE RED/BLK WIRE RED/GRN WIRE RED/YEL WIRE RIGHT FRONT SIDE MARKER LIGHT RIGHT LICENSE PLATE LIGHT RIGHT PARKING LIGHT STOP FUSE STOPLIGHT SWITCH (BRAKE PEDAL BRACKET) TAIL HEAD AUTO OFF VIO/RED WIRE WHT WIRE WHT/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 BRAKE LTS HI MOUNT 8 7 6 5 4 3 2 1 EHW GRD ER EL +B LL LR IG ALT FUSE TURN-HAZ FUSE BODY ECU 1 (PASSENGER SIDE J/B) HAZ BRN WIRE COMBINATION METER DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) EA (RIGHT FRONT STRUT TOWER) EB (LEFT FRONT STRUT TOWER) ENGINE ROOM RELAY BLOCK 1 (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HAZARD SWITCH HIGH MOUNTED STOPLIGHT (W/ REAR SPOILER) HIGH MOUNTED STOPLIGHT (W/O REAR SPOILER) HOT AT ALL TIMES HOT IN RUN OR START IF JUNCTION CONNECTOR J/C 6 (LEFT KICK PANEL) JUNCTION CONNECTOR J/C 12 (LEFT SIDE OF DASH) JUNCTION CONNECTOR J/C 17 (UPPER RIGHT END OF DASH) JUNCTION CONNECTOR J/C 20 (ABOVE LEFT REAR WHEEL- WELL) LEFT LEFT FRONT TURN SIGNAL LIGHT LEFT REAR COMBINATION LIGHT (OUTER) LEFT TURN INDIC LEFT, RIGHT REAR COMBINATION LIGHTS (INNER) LIGHT FAILURE SENSOR (AT LEFT SIDE OF LUGGAGE COMPARTMENT) MARKR MARKR TAIL STOP NOISE FILTER (HIGH MOUNTED STOPLIGHT) (AT LEFT FRONT CORNER OF LUGGAGE COMPT) RED/BLU WIRE RED/WHT WIRE RIGHT RIGHT FRONT TURN SIGNAL LIGHT RIGHT REAR COMBINATION LIGHT (OUTER) RIGHT TURN INDIC STP TL TAIL FUSE TAIL RELAY TURN TURN SIGNAL FLASHER (BEHIND LEFT SIDE OF DASH) TURN SIGNAL LIGHT SWITCH TURN STOP TAIL VIO/RED WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WRN TAILLT PWR HI MOUNT TAIL LTS POWER STOP SW STOP SW GRD SIDE MARKER

ABS, TRAC, VSC ACTUATOR BLK ORG/ WIRE BRN WIRE CRUISE CONTROL SWITCH TELEPHONE TRANSCEIVER, SPEAKER RELAY DATA LINK CONNECTOR (DLC) 1 DATA LINK CONNECTOR (DLC) 3 EC (REAR OF RIGHT CYLINDER HEAD) ED (REAR OF LEFT CYLINDER HEAD) EE (UNDER ABS/ TRAC/VSC ACTUATOR) EF (RIGHT FRONT STRUT TOWER) EFI RELAY ENGINE CONTROL MODULE ENGINE MAIN RELAY ENGINE OIL LEVEL SENSOR A/C LOCK SENSOR ENGINE ROOM RELAY BLOCK 1 (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) GRN/WHT WIRE HEATED OXYGEN SENSOR BANK 1 SENSOR 1 HEATED OXYGEN SENSOR BANK 1 SENSOR 2 HEATED OXYGEN SENSOR BANK 2 SENSOR 1 HEATED OXYGEN SENSOR BANK 2 SENSOR 2 IGNITION COIL, IGNITER 1 IGNITION COIL, IGNITER 2 IGNITION COIL, IGNITER 3 IGNITION COIL, IGNITER 5 IGNITION COIL, IGNITER 4 IGNITION COIL, IGNITER 6 IGNITION COIL, IGNITER 7 IGNITION COIL, IGNITER 8 JUNCTION CONNECTOR J/C 26 (IN ECU BOX) JUNCTION CONNECTOR J/C 4 (IN ECU BOX) JUNCTION CONNECTOR J/C 5 (IN ENGINE ROOM R/B 2) JUNCTION CONNECTOR J/C 9 (BEHIND LEFT SIDE OF DASH) NCA WIRE RIGHT FRONT FOG LIGHT RIGHT FRONT SIDE MARKER LIGHT RIGHT FRONT TURN SIGNAL LIGHT RIGHT HEADLIGHT CONTROL ECU RIGHT LOW BEAM HEADLIGHT RIGHT PARKING LIGHT STARTER RELAY W/ HID W/O HID WHT/BLK WIRE

3.0L A/C CONTROL ASSEMBLY ABS, TRAC, VSC ECU BLOWER MOTOR CONTROLLER BODY ECU 1 BODY ECU 2 BRAKE FLUID LEVEL WARNING SWITCH CD AUTOMATIC CHANGER CENTER AIRBAG SENSOR ASSEMBLY FRONT WIPER MOTOR CIGARETTE LIGHTER CLOCK COMBINATION METER II (UPPER RIGHT SIDE OF DASH) COMPASS DASH HARN, BEHIND COMBINATION METER) DRIVER'S SIDE JUNCTION BLOCK (BEHIND LOWER LEFT END OF DASH) ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SWITCH FAN 2 RELAY FAN 3 RELAY FROM FROM JUNCTION CONNECTOR J/C 10 (DIAGRAM 2 OF 4) FRONT PASSENGER DOOR ECU GARAGE DOOR OPENER GATEWAY ECU GLOVE BOX LIGHT SWITCH HAZARD SWITCH IG (UPPER LEFT SIDE OF DASH) IG RELAY IH (RIGHT SIDE OF INSTRUMENT PANEL BRACE) INNER MIRROR INSTRUMENT PANEL JUNCTION BLOCK (BEHIND UPPER CENTER OF DASH) JUNCTION CONNECTOR J/C 17 (BEHIND UPPER RIGHT SIDE OF DASH) LEFT REAR INTERIOR LIGHT LEFT VANITY LIGHT MIRROR RETRACTION SWITCH MOON ROOF CONTROL ECU MOON ROOF CONTROL SWITCH MULTI-DISPLAY NOISE FILTER PASSENGER SIDE JUNCTION BLOCK (BEHIND RIGHT KICK PANEL) PERSONAL LIGHT PLAYER RADIO RIGHT MIRROR HEATER RIGHT REAR INTERIOR LIGHT RIGHT VANITY LIGHT STEREO COMPONENT AMPLIFIER VSC OFF SWITCH POWER OUTLET WHT/BLK WIRE

1 17 3 15 2 COMPUTER DATA LINES SYSTEM GSWO FFOG AUTO HEAD TAIL 11 3 12 2 GRD CLTS CLTE CLTB 14 15 CTYE CTY 2 3 9 SIG CPUB 5 1 FFGO IG ALTL AUTOMATIC LIGHT CONTROL SENSOR (BEHIND UPPER LEFT SIDE OF DASH) BECU TRLY BLK WIRE BLK/ WHT WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BODY ECU 2 (IN DRIVER SIDE J/B) COMBINATION SWITCH COMPUTER DATA LINES SYSTEM D FR FUSE DASH HARN, BEHIND COMBINATION METER) DIMMER SWITCH DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) EA (RIGHT FRONT STRUT TOWER) ECU-IG FUSE ENGINE ROOM R/B 1 (ON RIGHT SIDE OF ENGINE COMPARTMENT, BEHIND STRUT TOWER) FOG RELAY FOGLIGHT SWITCH FR FOG FUSE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY/RED WIRE HEADLIGHT SWITCH HOT AT ALL TIMES HOT IN START OR RUN HOT IN START OR RUN DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) OF DASH) GAUGE FUSE JUNCTION CONNECTOR J/C 10 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR J/C 17 (UPPER RIGHT END OF DASH) JUNCTION CONNECTOR J/C 6 (LEFT KICK PANEL) JUNCTION CONNECTOR J/C 7 (LEFT KICK PANEL) LEFT FRONT DOOR COURTESY SWITCH LEFT FRONT FOGLIGHT OFF ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RIGHT FRONT FOGLIGHT SRS-B FUSE TAIL HEAD AUTO WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 IG SPDL WNG 1 2 3 4 5 6 7 8 SBF SHF SGF HDLP SBR SHR SGR 3 15 2 AUTO HEAD TAIL 8 6 11 3 12 2 BECU TRLY GRD CLTS CLTE CLTB ANTI-LOCK BRAKES SYSTEM AUTO AUTOMATIC LIGHT CONTROL SENSOR (BEHIND UPPER LEFT SIDE OF DASH) BLK/ WHT WIRE BLK/BLU WIRE BLK/RED WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/WHT WIRE BLU/YEL WIRE BODY ECU 2 (IN DRIVER SIDE J/B) COMBINATION METER COMBINATION SWITCH DASH HARN, BEHIND COMBINATION METER) DRIVER SIDE JUNCTION BLOCK (BEHIND LEFT KICK PANEL) EB (LEFT FRONT STRUT TOWER) ECU-IG FUSE FRONT HEIGHT CONTROL SENSOR (FORWARD OF LEFT FRONT STRUT TOWER) FUSE GAUGE FUSE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/RED WIRE HEADLIGHT BEAM LEVEL CONTROL ECU (AT LEFT FRONT OF ENGINE COMPT) HEADLIGHT BEAM LEVEL CONTROL WARNING INDICATOR HEADLIGHT SWITCH HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT IN START OR RUN JUNCTION CONNECTOR J/C 10 (UPPER LEFT END OF DASH) JUNCTION CONNECTOR J/C 6 (LEFT KICK PANEL) JUNCTION CONNECTOR J/C 7 (LEFT KICK PANEL) LEFT HEADLIGHT BEAM LEVEL CONTROL MOTOR PASSENGER SIDE JUNCTION BLOCK (BEHIND RIGHT KICK PANEL) PNK/GRN WIRE REAR HEIGHT CONTROL SENSOR (UNDER LEFT 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 MOTOR (ON HEADLIGHT ASSEMBLY) TAIL TAIL HEAD AUTO OFF OFF WHT/BLK WIRE WHT/RED WIRE

1 2 3 4 5 6 7 8 9 10 ECUE IG VC GND ECUB BDR BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BODY ECU 1 BODY ECU 2 COMBINATION SWITCH COMPUTER DATA LINES SYSTEM D FR FUSE DRIVER DOOR ECU (IN DRIVER'S DOOR) DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) ECU-IG FUSE ENGINE ROOM NO.1 R/B (ON RIGHT SIDE OF ENG COMPT, BEHIND STRUT TOWER) FUSE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACCY OR RUN J/C 10 (LEFT SIDE OF DASH) J/C 13 (LEFT SIDE OF DASH) J/C 15 (BEHIND LEFT SIDE OF DASH) J/C 6 (BEHIND LEFT KICK PANEL) J/C 7 (BEHIND LEFT KICK PANEL) MSW P-P/SEAT FUSE PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) POWER TELESCOPIC MOTOR POWER TILT MOTOR RADIO 2 FUSE RED/BLU WIRE SIG CPUB GND TELESCO LONG TELESCO SHORT TILT DOWN TILT UP TILT, TELESCOPIC ECU (BEHIND LEFT SIDE OF DASH) TILT, TELESCOPIC SWITCH TIM- TIM+ TEM- TEM+ WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE