Lexus GS II facelift (2000-2004) passenger side junction block (behind right kick panel) Wiring diagrams

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

4 2 8 7 6 16 18 3 5 19 25 CPUB BDR SIG 4 8 2 7 6 18 16 3 5 19 25 CPUB SIG BDR BJ (UNDER LEFT C-PILLAR) BL (CENTER OF REAR SHELF) BLK/RED WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE CTY CTYE CTYB CTY RRLP GRD CTYE CTY CTYB CTY RRLP GRD FUSE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES JUNCTION CONNECTOR J/C 20 (ABOVE LEFT REAR WHEELWELL) LEFT REAR DOOR COURTESY LIGHT LEFT REAR DOOR COURTESY SWITCH LEFT REAR DOOR ECU (IN LEFT REAR DOOR LEFT REAR INTERIOR LIGHT LEFT VANITY LIGHT RIGHT VANITY LIGHT LUGGAGE COMPARTMENT DOOR COURTESY SWITCH LUGGAGE COMPARTMENT LIGHT NOISE FILTER (STOPLIGHT) (AT LEFT FRONT CORNER OF LUGGAGE COMPT) ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) PASSENGER SIDE JUNCTION BLOCK (BEHIND RIGHT KICK PANEL) POWER SEAT ECU (BEHIND LEFT SIDE OF DASH) RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR DOOR COURTESY LIGHT RIGHT REAR DOOR COURTESY SWITCH RIGHT REAR DOOR ECU (IN RIGHT REAR DOOR) RIGHT REAR INTERIOR LIGHT W/ MEMORY SEATS W/O MEMORY SEATS W/O MEMORY SEATS W/ MEMORY SEATS WHT/BLK WIRE WHT/RED WIRE

BDR BLK/RED WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BODY ECU 1 BZR RSSI RDA RCO CMOPUTER DATA LINES SYSTEM CPUB SIG CTY CTYE CTYB CTY GRD DOME FUSE ENGINE ROOM R/B 1 (RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) FRONT PASSENGER DOOR ECU (IN RIGHT FRONT DOOR) GRD GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES II (UPPER RIGHT SIDE OF DASH) JUNCTION CONNECTOR J/C 15 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR J/C 17 (UPPER RIGHT END OF DASH) JUNCTION CONNECTOR J/C 22 (ABOVE RIGHT RIGHT WHEELWELL) LT GRN WIRE LT GRN/RED WIRE ORG/ WIRE P FR FUSE PASSENGER SIDE JUNCTION BLOCK (BEHIND RIGHT KICK PANEL) PASSENGER SIDE JUNCTION BLOCK (BEHIND RIGHT KICK PANEL) P RR DOOR FUSE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR COURTESY LIGHT RIGHT FRONT DOOR COURTESY SWITCH WHT WIRE WHT/BLK WIRE WHT/RED 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 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

+B AUI- AUO- 12 5 GTX- GTX+ 4.3L 3.0L 9 10 TX+ TX- ACAN AUI+ AUO+ BLK WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BM (UNDER RIGHT "C" PILLAR) BODY ECU 2 (IN DRIVER SIDE J/B) BRAIDED BRN WIRE COMPUTER DATA LINES SYSTEM (DATA LINK CONNECTOR) DRIVER SIDE JUNCTION BLOCK (BEHIND LEFT KICK PANEL) RADIO 2 FUSE EXTERIOR LIGHTS SYSTEM (BACK-UP LIGHT SWITCH) GATEWAY-ECU (BEHIND LEFT SIDE OF DASH) GAUGE FUSE GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ACCY OR RUN HOT IN START OR RUN IG DR IH (RIGHT SIDE OF DASH PANEL BRACE) INSTRUMENT CLUSTER SYSTEM INSTRUMENT PANEL JUNCTION BLOCK (BEHIND UPPER CENTER OF DASH) J/C 13 (BEHIND LEFT SIDE OF DASH) J/C 22 (ABOVE RIGHT REAR WHEELWELL) J/C 27 (BEHIND LEFT KICK PANEL) J/C 28 (ABOVE RIGHT REAR WHEELWELL) J/C 28 (ABOVE RIGHT REAR WHEELWELL) (MARK LEVINSON) LEFT FRONT DOOR SPEAKER LT GRN/BLK WIRE MARK LEVINSON EXCEPT MULTI-DISPLAY NAVIGATION ECU (AT RIGHT REAR CORNER OF LUGGAGE COMPT) ORG/ WIRE PARKING BRAKE SWITCH (BEHIND LEFT SIDE OF DASH) PASSENGER SIDE JUNCTION BLOCK (BEHIND RIGHT KICK PANEL) PKB TC PNK WIRE PNK/BLK WIRE RADIO, PLAYER RED WIRE RED/BLU WIRE REV MUTE SYNC TV FUSE TX+ VG VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

BLK RED/ WIRE BLK WIRE BLK/RED WIRE BLU ORG WIRE BLU/ORG WIRE BODY ECU 1 CLOSE OPEN DOWN UP DRIVER SIDE JUNCTION BLOCK (BEHIND LEFT KICK PANEL) ECU-IG FUSE GRN/ YEL WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN RUN OR START IGN PNK OPEN CLOSE WIRE J/C 10 (BEHIND LEFT SIDE OF DASH) J/C 15 (BEHIND LEFT SIDE OF DASH) J/C 6 (LEFT KICK PANEL) J/C 7 (LEFT KICK PANEL) MOON ROOF CONTROL ECU (IN FRONT OF MOON ROOF OPENING) MOON ROOF CONTROL SWITCH ORG/ WIRE PASSENGER SIDE JUNCTION BLOCK (BEHIND RIGHT KICK PANEL) PNK WIRE RED YEL/ WIRE RED/ WHT WIRE RED/WHT WIRE RED/YEL WIRE S/ROOF FUSE WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE

A/C CONTROL ASSEMBLY (BEHIND CENTER OF DASH) BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BODY ECU 1 DEF RELAY (IN PASSENGER SIDE RELAY BLOCK) DEFOG FUSE DEFOGGER DRIVER SIDE JUNCTION BLOCK (BEHIND LEFT KICK PANEL) ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT, IN ECU BOX) HEATER FUSE HOT AT ALL TIMES HOT IN ON OR START II (UPPER RIGHT SIDE OF DASH) J/C 13 (BEHIND LEFT SIDE OF DASH) NOISE FILTER PASSENGER SIDE JUNCTION BLOCK (BEHIND RIGHT KICK PANEL) REAR WINDOW DEFOGGER RED WIRE RED/BLU WIRE WHT WIRE WHT/BLK WIRE

+ECU BJ (UNDER LEFT C-PILLAR) BK (ABOVE LEFT REAR WHEELWELL) BLK WIRE BLK/RED WIRE BLU WIRE BLU/ORG WIRE BODY ECU 1 BSUB DRIVER SIDE JUNCTION BLOCK (BEHIND LEFT KICK PANEL) ECU-IG FUSE FUEL LID OPENER MOTOR (AT LEFT SIDE OF LUGGAGE COMPT) FUEL LID OPENER SWITCH FUEL OPN FUSE FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACCY OR RUN HOT IN ON OR START II (RIGHT SIDE OF DASH) J/C 10 (UPPER LEFT END OF DASH) J/C 13 (LEFT SIDE OF DASH) J/C 15 (LEFT SIDE OF DASH) J/C 20 (ABOVE LEFT REAR WHEELWELL) J/C 6 (LEFT KICK PANEL) J/C 7 (LEFT KICK PANEL) LUGGAGE COMPARTMENT DOOR OPENER MOTOR LUGGAGE COMPARTMENT DOOR OPENER SWITCH PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) PASSENGER SIDE JUNCTION BLOCK (BEHIND RIGHT KICK PANEL) RADIO 2 FUSE RED WIRE TSW VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE