Lexus GS II facelift (2000-2004) org/ Wiring diagrams

4.3L 3.0L A/C CONTROL ASSEMBLY (BEHIND CENTER OF DASH) A/C ROOM TEMPERATURE SENSOR (BEHIND CENTER OF DASH) A/C SOLAR SENSOR (AT UPPER RIGHT SIDE OF DASH) A/C THERMISTOR (BEHIND CENTER OF DASH) AIF AIR MIX CONTROL SERVO MOTOR (DRIVER SIDE) (BEHIND CENTER OF DASH) AIR VENT MODE CONTROL SERVO MOTOR (BEHIND RIGHT SIDE OF DASH) AOF AMHDR AMHPA TSDR TPDR TPPA BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE DASH HARN, BEHIND COMBINATION METER) DGS BLW MPX+ TPI DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT, IN ECU BOX) ETAM TAM ACMG PRE FUSE GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ACC OR ON ILL TR SG-1 MPX- TEL IN SG-4 SG-3 ILL AIR GND INSTRUMENT PANEL J/B (BEHIND UPPER CENTER OF DASH) J/C 17 (BEHIND UPPER RIGHT SIDE OF DASH) J/C 18 (BEHIND RIGHT KICK PANEL) LCKI LT GRN WIRE LT GRN/RED WIRE MFRS ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) RADIO RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE SG-5 AOD AMCDR AMCPA STEERING PAD SWITCH TELEPHONE TRANSCEIVER, SPEAKER RELAY (AT RIGHT SIDE OF LUGGAGE COMPARTMENT) TPI MREC SG TSPA TE TPO WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE

1 2 M+ M- 3 4 1 GAS IG GND 3.0L 4.3L A/C AMBIENT TEMPERATURE SENSOR (NEAR TOP LEFT SIDE OF RADIATOR SUPPORT) A/C COMP RELAY A/C CONDENSER FAN MOTOR (IN FRONT LEFT SIDE OF RADIATOR) A/C MAGNETIC CLUTCH, LOCK SENSOR (ON A/C COMPRESSOR) AIR MIX CONTROL SERVO MOTOR (FRONT PASSENGER SIDE) (BEHIND RIGHT SIDE OF DASH) BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/YEL WIRE BLOWER MOTOR (RIGHT SIDE OF DASH) BLOWER MOTOR CONTROLLER (BEHIND RIGHT SIDE OF DASH) BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BODY ECU 1 BRN WIRE DASH HARN, BEHIND COMBINATION METER) DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) IGN FUSE ED (REAR SIDE OF INTAKE MANIFOLD) ED (REAR OF LEFT CYL HEAD) ENGINE ROOM R/B 1 (ON RIGHT SIDE OF ENGINE COMPARTMENT, BEHIND STRUT TOWER) ENGINE ROOM R/B 3 (ON LEFT SIDE OF ENGINE COMPARTMENT, FRONT OF STRUT TOWER) EXHAUST GAS SENSOR (AT LEFT FRONT OF ENGINE COMPARTMENT) FAN 2 RELAY FAN 3 RELAY GND SI B+ 2 3 GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HEATER FUSE HOT AT ALL TIMES HOT IN ON OR START HTR RELAY IG (UPPER LEFT SIDE OF DASH) J/C 13 (BEHIND LEFT SIDE OF DASH) J/C 14 (BEHIND LEFT SIDE OF DASH) J/C 17 (UPPER RIGHT SIDE OF DASH) J/C 2 (IN ECU BOX) J/C 26 (IN ECU BOX) LT GRN/RED WIRE ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) PASSENGER SIDE R/B (BEHIND RIGHT KICK PANEL) RADIATOR FAN MOTOR (LEFT FRONT OF ENGINE COMPT) RDI FAN FUSE CDS FAN FUSE RED WIRE RED/BLU WIRE VIO WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 SRLR ABS 1 FUSE ABS 2 FUSE ABS MOTOR RELAY ABS SOL RELAY ABS, TRAC, VSC ACTUATOR (AT LEFT REAR CORNER OF ENGINE COMPT) ABS, TRAC, VSC ECU (BEHIND LEFT SIDE OF DASH) AST SRLH SFRR PL BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BRAIDED BRAIDED FSS BRN WIRE EA (RIGHT FRONT STRUT TOWER) EE (UNDER ABS, TRAC, VSC ACTUATOR) ENGINE ROOM R/B 1 (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) ENGINE ROOM R/B 2 (ON LEFT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) FR- FR+ FL- FL+ GRN/BLK WIRE GRN/ORG WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES JUNCTION CONNECTOR J/C 5 (IN ENGINE ROOM R/B 2) JUNCTION CONNECTOR J/C 6 (LEFT KICK PANEL) LT GRN/BLK WIRE LT GRN/RED WIRE MT- SR MTT MT+ ORG/ WIRE PNK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE SFLH PMC SFLR SRRH SRRR VCM PH SFRH STR+ TRAC MOTOR RELAY VIO/RED WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE YEL/RED 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 VGS ABS DECELERATION SENSOR (UNDER REAR OF CENTER CONSOLE) ABS INDIC ABS, TRAC, VSC ECU (BEHIND LEFT SIDE OF DASH) BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/ORG WIRE BLU/WHT WIRE BLU/YEL WIRE BRAIDED BRAIDED GSS RL+ RL- BRAIDED YSS BRAKE INDIC BRN WIRE BRN/WHT WIRE COMBINATION METER D/G CSW GYAW YAW DRIVER SIDE J/B (BHIND LEFT KICK PANEL) ENG ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT, IN ECU BOX) FLO VSCW WA IND STP GAUGE FUSE GGRD RR+ RR- GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRY/BLU WIRE HEADLIGHTS SYSTEM HOT IN RUN OR START IGN FUSE JUNCTION CONNECTOR J/C 14 (BEHIND LEFT SIDE OF DASH) LEFT REAR ABS SPEED SENSOR (LEFT REAR WHEEL ASSEMBLY) LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE NEO ORG/ WIRE PNK TRC+ WIRE PNK WIRE PNK/BLK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RIGHT REAR ABS SPEED SENSOR (RIGHT REAR WHEEL ASSEMBLY) SLIP INDIC TRC+ VIO WIRE VIO/RED WIRE VSC INDIC VSC OFF INDIC VYS WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE YAW RATE SENSOR (UNDER REAR OF CENTER CONSOLE) YD BZ YEL WIRE

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 +B CODE RXCK TXCT GND 4 2 8 7 6 16 18 1 14 24 22 15 CPUB BDR SIG 4 8 2 7 6 18 16 24 22 14 1 15 CPUB SIG BDR BJ (UNDER LEFT C-PILLAR) BL (CENTER OF REAR SHELF) BLK/ WHT WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BRN/BLK WIRE CTY CTYE LSWE LSW A- A+ GRD CTYE CTY A+ A- LSWE LSW GRD DIODE (LUGGAGE COMPARTMENT DOOR OPEN DETECTION) (AT LEFT SIDE OF LUGGAGE COMPT) EB (LEFT FRONT STRUT TOWER) EE (UNDER ABS/ TRAC/VSC ACTUATOR) EFI RELAY ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT, IN ECU BOX) ENGINE HOOD COURTESY SWITCH ENGINE ROOM R/B 1 (RIGHT SIDE OF ENGINE COMPT) EFI FUSE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES IMLD MREL BATT KSW CODE J/C 10 (LEFT SIDE OF DASH) J/C 20 (ABOVE LEFT REAR WHEEL- WELL) J/C 5 (IN ENGINE ROOM R/B 2) J/C 6 (LEFT KICK PANEL) J/C 9 (LEFT SIDE OF DASH) KEY COIL LEFT REAR DOOR COURTESY SWITCH LEFT REAR DOOR ECU (IN LEFT REAR DOOR LEFT REAR DOOR LOCK MOTOR, DOOR LOCK DETECTION SWITCH LOCK DETECT LT GRN/BLK WIRE LUGGAGE COMPARTMENT DOOR COURTESY SWITCH, OPENER MOTOR LUGGAGE COMPARTMENT DOOR KEY UNLOCK SWITCH ORG/ WIRE PASSENGER SIDE J/B (RIGHT KICK PANEL) ECU- POWER SEAT ECU (UNDER DRIVER'S SEAT) RED/WHT WIRE RED/YEL WIRE RIGHT REAR DOOR COURTESY SWITCH RIGHT REAR DOOR ECU (IN RIGHT REAR DOOR) RIGHT REAR DOOR LOCK MOTOR, DOOR LOCK DETECTION SWITCH TRANSPONDER KEY AMPLIFIER (IN STEERING COLUMN) TXCT RXCK UNLOCK WARNING SWITCH VIO WIRE VIO/GRN WIRE W/ MEMORY SEATS W/O MEMORY SEATS WHT/BLK WIRE WHT/RED WIRE YEL WIRE

+ECU 5 2 11 PWS SH GRD BDR BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BODY ECU 1 BRN/BLK WIRE BSUB BZR RSSI RDA RCO COMBI- NATION METER COMPUTER DATA LINES SYSTEM CPUB SIG CTY CTYE ML MUL DLE KUL KL LSW LSWE A- A+ GRD DOME FUSE ENGINE ROOM R/B 1 (RIGHT SIDE OF ENGINE COMPT) P FR FUSE EXTERIOR LIGHTS SYSTEM HORNS SYSTEM FRONT PASSENGER DOOR ECU (IN PASSENGER'S DOOR) FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES IND HAZ HORN HCTY TKUL TR+ LGCY GSW J/C 14 (BEHIND LEFT SIDE OF DASH) J/C 22 (UNDER RIGHT "C" PILLAR) JUNCTION CONNECTOR J/C 15 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR J/C 17 (UPPER RIGHT END OF DASH) LOCK LOCK DETECT LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) P RR DOOR FUSE PASSENGER SIDE JUNCTION BLOCK (BEHIND LOWER RIGHT END OF DASH) PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/GRN WIRE PPL RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR COURTESY SWITCH RIGHT FRONT DOOR LOCK CONTROL SWITCH SECURITY INDICATOR (RHEOSTAT) UNLK UNLK LOCK VIO WIRE VIO/GRN WIRE WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE WHT/GRN 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

A/C COMP RELAY A/C CONDENSER FAN MOTOR (ON FRONT LEFT SIDE OF RADIATOR) A/C CONTROL ASSEMBLY MPX+ A/C SINGLE PRESSURE SWITCH A/C TRIPLE PRESSURE SWITCH (AT UPPER LEFT RADIATOR SUPPORT) ACMG AIR CONDITIONING SYSTEM BLK WIRE BLK/ORG WIRE BLU WIRE BLU/ORG WIRE BLU/WHT WIRE CDS FAN FUSE RDI FAN FUSE DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) EB (LEFT FRONT STRUT TOWER) EE (UNDER ABS/ TRAC/VSC ACTUATOR) ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT, IN ECU BOX) ENGINE MAIN RELAY ENGINE ROOM R/B 1 (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) ENGINE ROOM R/B 3 (ON LEFT SIDE OF ENGINE COMPT, FRONT OF STRUT TOWER) FAN 1 RELAY FAN 2 RELAY FAN 3 RELAY FAN MAIN FUSE GRN/YEL WIRE HEATER FUSE HOT AT ALL TIMES HOT IN ON OR START HTR RELAY IG (UPPER LEFT SIDE OF DASH) IGN FUSE J/C 13 (BEHIND LEFT SIDE OF DASH) J/C 14 (BEHIND LEFT SIDE OF DASH) J/C 5 (IN ENGINE ROOM R/B 2) ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) RADIATOR FAN MOTOR (AT LEFT FRONT ENGINE COMPT) RED WIRE RED/BLU WIRE WATER TEMPERATURE SWITCH (AT FRONT OF ENGINE COMPT, BEHIND LEFT SIDE OF GRILLE) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE

4.3L 5 12 11 4 GTX+ GTX- 5 16 MPX+ MPX- A/C CONTROL ASSEMBLY (BEHIND CENTER OF DASH) BLU WIRE BLU/ORG WIRE BLU/WHT WIRE BLU/YEL WIRE BODY ECU 1 BODY ECU 2 BRN WIRE CENTER AIR BAG SENSOR ASSEMBLY (BEHIND CENTER OF DASH) COMBINATION METER DRIVER DOOR ECU DRIVER SIDE J/B ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT, IN ECU BOX) FRONT PASSENGER DOOR ECU GATEWAY-ECU (BEHIND LEFT SIDE OF DASH) LEFT REAR DOOR ECU MOON ROOF CONTROL ECU (FRONT OF MOON ROOF OPENING) MULTI-DISPLAY ORG/ WIRE PASSENGER SIDE J/B POWER SEAT ECU (UNDER DRIVER'S SEAT) RADIO, PLAYER RED/BLU WIRE RIGHT REAR DOOR ECU STEERING PAD SWITCH TILT, TELESCOPIC ECU (BEHIND LEFT SIDE OF DASH) W/ MEMORY W/ NAVIGATION W/O MEMORY W/O NAVIGATION WHT WIRE YEL WIRE