Lexus GS III (2004-2007) ii (at right side of dash) Wiring diagrams

BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLVL BRAKE FLUID LEVEL WARNING SWITCH (IN BRAKE FLUID RESERVOIR) BRN WIRE DRIVER SIDE J/B DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) ECU-IG FUSE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IG (AT LEFT SIDE OF DASH) II (AT RIGHT SIDE OF DASH) JUNCTION CONNECTOR 1 (IN ECU BOX) JUNCTION CONNECTOR 10 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 15 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 3, 4 (IN ECU BOX) JUNCTION CONNECTOR 6 (BEHIND LEFT KICK PANEL) JUNCTION CONNECTOR 7 (BEHIND LEFT KICK PANEL) JUNCTION CONNECTOR 9 (BEHIND LEFT SIDE OF DASH) LT GRN WIRE LT GRN/BLK WIRE MASTER CYLINDER PRESSURE SENSOR (AT LEFT REAR CORNER OF ENGINE COMPARTMENT) NCA WIRE PARK/NEUTRAL POSITION SWITCH (ON TRANSMISSION) PMC PNK (OR PNK/BLK) WIRE PNK WIRE PNK/BLK WIRE RED (OR GRN) WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE SHORT PIN SIL STEERING SENSOR (COMBINATION SWITCH) STOP FUSE STOP LIGHT SWITCH (ON BRAKE PEDAL BRACKET) VCM VSC OFF SWITCH VSC WARNING BUZZER (BEHIND LEFT SIDE OF DASH) WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

14 15 CTYE CTY 17 8 15 3 5 4 13 7 6 A- A+ LSWE LSW KUL KL PWE MUL ML 2 3 18 9 12 SIG CPUB 8 6 11 BECU TRLY GND 9 13 19 HRLY ILE BDR BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BODY ECU 2 (IN DRIVER SIDE J/B) 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) ECU-IG FUSE ENGINE ROOM R/B 1 (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HEADLIGHTS SYSTEM INTERIOR LIGHTS SYSTEM COMPUTER DATA LINES SYSTEM HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START II (AT RIGHT SIDE OF DASH) JUNCTION CONNECTOR 10 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 13 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 17 (BEHIND UPPER RIGHT SIDE OF DASH) JUNCTION CONNECTOR 6 (BEHIND LEFT KICK PANEL) JUNCTION CONNECTOR 7 (BEHIND LEFT KICK PANEL) JUNCTION CONNECTOR 8 (BEHIND LEFT KICK PANEL) LEFT DOOR LOCK CONTROL SWITCH (POWER WINDOW MASTER SWITCH) LEFT FRONT DOOR COURTESY SWITCH (ON LEFT "B" PILLAR) 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 WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE

+ECU 12 18 GND 15 14 CTY CTYE 5 2 11 PWS SH GND 6 7 16 5 4 3 15 17 8 ML MUL DLE KUL KL LSW LSWE A- A+ BDR BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BODY ECU 1 (IN PASSENGER SIDE J/B) BRN/BLK WIRE BSUB BZR RSSI RDA RCO COMBI- NATION METER COMPUTER DATA LINES SYSTEM CPUB SIG DOME FUSE ENGINE ROOM R/B 1 (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) P FR FUSE EXTERIOR LIGHTS SYSTEM HORNS SYSTEM FRONT PASSENGER DOOR ECU (IN RIGHT FRONT DOOR) FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES II (AT RIGHT SIDE OF DASH) IND HAZ HORN HCTY TKUL TR+ LGCY JUNCTION CONNECTOR 10 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 14 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 15 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 17 (BEHIND UPPER RIGHT SIDE OF DASH) JUNCTION CONNECTOR 22 (ABOVE RIGHT REAR WHEELWELL) JUNCTION CONNECTOR 6 (BEHIND LEFT KICK PANEL) LOCK LOCK DETECT LOCK UNLK LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) P RR DOOR FUSE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/GRN WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RHEOSTAT (SECURITY INDICATOR) RIGHT DOOR LOCK CONTROL SWITCH RIGHT FRONT DOOR COURTESY SWITCH (ON RIGHT "B" PILLAR) THEFT DETERRENT HORN (AT RIGHT FRONT OF ENGINE COMPT) UNLK VIO WIRE VIO/GRN WIRE WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 B+ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 TSPA TE TPO A/C CONTROL ASSEMBLY (BEHIND CENTER OF DASH) A/C DUAL PRESSURE SWITCH A/C ROOM TEMPERATURE SENSOR (BEHIND CENTER A/C SOLAR SENSOR (AT UPPER RIGHT SIDE OF DASH) A/C THERMISTOR (BEHIND CENTER OF DASH) AIF AIR MIX CONTROL SERVO MOTOR (DRIVER) (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 DGS BLW MPX+ TPI DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) 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 GS 430 GS 300 HOT AT ALL TIMES HOT IN ACC OR ON II (AT RIGHT SIDE OF DASH) ILL TR SG-1 MPX- TEL IN SG-4 SG-3 ILL AIR GND INSTRUMENT PANEL J/B (BEHIND UPPER CENTER OF DASH) JUNCTION CONNECTOR 17 (BEHIND UPPER RIGHT SIDE OF DASH) JUNCTION CONNECTOR 18 (BEHIND RIGHT KICK PANEL) LCKI LT GRN WIRE LT GRN/RED WIRE MFRS OF DASH) OF ENGINE COMPT, IN ECU BOX) ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) RADIO 2 FUSE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE SG-5 AOD AMCDR AMCPA TELEPHONE TRANSCEIVER, SPEAKER RELAY (AT RIGHT SIDE OF LUGGAGE COMPARTMENT) TELI THW (GS 430) ETHW TPI MREC SG WHT WIRE WHT/BLK WIRE WHT/BLU 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 23 24 25 HORN TR+ 1 2 3 IG SH HR BSUB PWS 3 18 9 CPUB ANTI-THEFT SYSTEM ANTI-THEFT SYSTEM AIR CONDITIONING SYSTEM POWER WINDOWS SYSTEM DOOR LOCKS SYSTEM BLK/RED WIRE BLU WIRE BLU/ORG WIRE BLU/YEL WIRE BODY ECU 1 (IN PASSENGER SIDE J/B) BZR COMPUTER DATA LINES SYSTEM CPUB DEFOGGER SYSTEM DFG DIODE (LUGGAGE COMPT DOOR OPEN DETECTION) (AT LEFT SIDE OF LUGGAGE COMPT) DOOR LOCKS SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS TRUNK, TAILGATE, FUEL DOORS SYSTEM DRIVER DOOR ECU (IN DRIVER'S DOOR) DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) FRONT PASSENGER DOOR ECU (IN RIGHT FRONT DOOR) FUSE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HCTY LGCY HORNS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM HOT AT ALL TIMES HOT IN ON OR ACC II (AT RIGHT SIDE OF DASH) JUNCTION CONNECTOR 13 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 27 (BEHIND LEFT KICK PANEL) LEFT REAR DOOR ECU (IN LEFT REAR DOOR LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MIRRORS SYSTEM 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) POWER TOPS SYSTEM RADIO 2 FUSE RED/WHT WIRE RED/YEL WIRE RIGHT REAR DOOR ECU (IN RIGHT REAR DOOR) RSSI RCO RDA RET TKUL TSW TRANSMISSIONS SYSTEM VIO WIRE VIO/GRN WIRE VIO/YEL WIRE W/O MEMORY W/ MEMORY SEAT SEAT WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE YEL/BLK WIRE

+B +BM MREL STI- IGSW 1 2 4 5 6 7 13 14 17 EOM EC BATT 3 4 13 20 26 27 31 32 33 34 35 TC STP A/T INDICATOR LIGHT SWITCH (PARK/ NEUTRAL POSITION SWITCH) (ON TRANSMISSION) ACCELERATOR PEDAL POSITION SENSOR (BEHIND LEFT SIDE OF DASH) BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE COMBINATION METER COMBINATION SWITCH COMPUTER DATA LINES SYSTEM CRUISE CRUISE CONTROL SWITCH CRUISE IND DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) ED (ON LEFT CYLINDER HEAD) EE (UNDER ABS, TRAC, VSC ACTUATOR) ENGINE ROOM R/B 1 (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) EFI RELAY EPTK VPTK CCS ETA VC ETCS FUSE EFI FUSE GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN ON OR START IGN FUSE II (AT RIGHT SIDE OF DASH) JUNCTION CONNECTOR 11 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 14 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 17 (BEHIND UPPER RIGHT SIDE OF DASH) JUNCTION CONNECTOR 26 (IN ECU BOX) JUNCTION CONNECTOR 27 (BEHIND LEFT KICK PANEL) JUNCTION CONNECTOR 3 (IN ECU BOX) JUNCTION CONNECTOR 4 (IN ECU BOX) JUNCTION CONNECTOR 5 (IN ENGINE ROOM R/B 2) JUNCTION CONNECTOR 7 (BEHIND LEFT KICK PANEL) JUNCTION CONNECTOR 9 (BEHIND LEFT SIDE OF DASH) M- M+ ORG/ WIRE PNK/BLK WIRE RED WIRE RED/BLU WIRE RED/YEL WIRE RES+ SET/ COAST SHIELD STOP FUSE STOPLIGHT SWITCH (ON BRAKE PEDAL BRACKET) THROTTLE POSITION SENSOR (ON THROTTLE BODY) VIO WIRE VIO/YEL WIRE VPA EPA VCPA WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

+IG 5 25 WA D/G ABS SOL RELAY ABS, TRAC, VSC ECU (BEHIND LEFT SIDE OF DASH) BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BODY ECU 1 (IN PASSENGER SIDE J/B) BRN WIRE CG SG COMBINATION METER CYLINDER HEAD) ED DATA LINK CONNECTOR 3 (BEHIND LEFT SIDE OF DASH) ED (GS 300: AT REAR OF INTAKE MANIFOLD) (GS 430: ON LEFT CYLINDER HEAD) ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT, IN ECU BOX) ENGINE CONTROLS SYSTEM ENGINE ROOM R/B 2 (ON LEFT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) GRY WIRE HOT AT ALL TIMES IGNITER 1 TAC (LEFT SIDE OF ENGINE) II (AT RIGHT SIDE OF DASH) J/C 1 (IN ECU BOX) J/C 10 (BEHIND LEFT SIDE OF DASH) J/C 14 (BEHIND LEFT SIDE OF DASH) J/C 2 J/C 26 (IN ECU BOX) J/C 3, 4 (IN ECU BOX) J/C 9 LT GRN/BLK WIRE MULTI-DISPLAY NCA WIRE OBD FUSE SIDE J/B (BEHIND LEFT KICK PANEL) PNK WIRE PNK/BLK (OR PNK) WIRE PNK/BLK WIRE SHORT PIN SIL TACH TC +B TS TC WB DATA LINK CONNECTOR 1 (AT LEFT SIDE OF ENGINE COMPT, BEHIND ECU BOX) WFSE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WSFE BAT WSFE TS

1 2 3 4 5 6 SOL+ SOL- BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE COMBINATION METER DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) ECU-IG FUSE GAUGE FUSE GRN WIRE GRN/RED WIRE HOT IN ON OR START IG SPD GND II (AT RIGHT SIDE OF DASH) J/C 10 (BEHIND LEFT SIDE OF DASH) J/C 13 (BEHIND LEFT SIDE OF DASH) J/C 17 (BEHIND UPPER RIGHT SIDE OF DASH) J/C 6 (BEHIND LEFT KICK PANEL) J/C 7 (BEHIND LEFT KICK PANEL) ORG/ WIRE PPS ECU (BEHIND LEFT SIDE OF DASH) PPS SOLENOID (3.0L: AT LEFT FRONT OF ENGINE) (4.3L: AT RIGHT FRONT OF ENGINE) RED WIRE RED/BLU WIRE SPEEDOMETER VIO/WHT WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

6 11 DFG GND A/C CONTROL ASSEMBLY (BEHIND CENTER OF DASH) ALT FUSE BLK WIRE BLK/ WHT WIRE BLU WIRE BODY ECU 1 (IN PASSENGER SIDE J/B) DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT, IN ECU BOX) ENGINE ROOM R/B 1 (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) HEATER FUSE HOT AT ALL TIMES HOT IN ON OR START II (AT RIGHT SIDE OF DASH) J/C 10 (BEHIND LEFT SIDE OF DASH) J/C 13 (BEHIND LEFT SIDE OF DASH) J/C 6 (BEHIND LEFT KICK PANEL) LEFT REMOTE CONTROL MIRROR HEATER MIR HTR FUSE MIR RELAY MPX RED/ WHT WIRE RED/BLU WIRE RIGHT REMOTE CONTROL MIRROR HEATER WHT RED/ WIRE WHT WIRE WHT/BLK WIRE

6 11 DFG GND A/C CONTROL ASSEMBLY (BEHIND CENTER OF DASH) BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BODY ECU 1 (IN PASSENGER SIDE J/B) DEF RELAY DEFOG FUSE DRIVER SIDE J/B (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 (AT RIGHT SIDE OF DASH) JUNCTION CONNECTOR 13 (BEHIND LEFT SIDE OF DASH) MPX NOISE FILTER NOISE FILTER (REAR WINDOW DEFOGGER) (AT LEFT FRONT CORNER OF LUGGAGE COMPT) PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) PASSENGER SIDE R/B (BEHIND RIGHT KICK PANEL) REAR WINDOW DEFOGGER RED WIRE RED/BLU WIRE WHT WIRE WHT/BLK WIRE