Lexus GS III (2004-2007) body ecu 1 (in passenger side j/b) Wiring diagrams

+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 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

10 12 CTYB CYL 12 18 GND 15 14 CTY CTYE BDR BLK/RED WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BODY ECU 1 (IN PASSENGER SIDE J/B) BZR RSSI RDA RCO COMPUTER DATA LINES SYSTEM CPUB SIG DOME FUSE ENGINE ROOM R/B 1 (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) FRONT PASSENGER DOOR ECU (IN RIGHT FRONT DOOR) GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES II (AT RIGHT 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) LT GRN WIRE LT GRN/RED WIRE ORG/ WIRE P FR FUSE P RR DOOR FUSE PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) 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 (ON LEFT "B" PILLAR) WHT WIRE WHT/BLK WIRE WHT/RED 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

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

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

BLK WIRE BODY ECU 1 (IN PASSENGER SIDE J/B) COMBINATION SWITCH ENGINE ROOM R/B 2 (ON LEFT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) GRN WIRE GRN/BLK WIRE HORN HORN RELAY HORN SWITCH JUNCTION CONNECTOR 18 (BEHIND RIGHT KICK PANEL) LEFT HORN RIGHT HORN (IN FRONT OF RADIATOR)

1 16 BDR MSWE 10 13 7 8 16 HSSR 2 12 3 1 SIG GND CPUB VSSR 6 7 8 MIRE MIRS MIRB BDR BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BODY ECU 1 (IN PASSENGER SIDE J/B) BODY ECU 2 (IN DRIVER SIDE J/B) BRN WIRE BRN/BLK WIRE BRN/WHT WIRE BSUB COM COMPUTER DATA LINES SYSTEM D FR FUSE DOWN LH DRIVER DOOR ECU (IN DRIVER'S DOOR) DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) DRIVING POSITION MEMORY SWITCH DVC ECU-IG FUSE ENGINE ROOM R/B 1 (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) FRONT PASSENGER DOOR ECU (IN RIGHT FRONT DOOR) FUSE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START HSR HSSR VSSR II (AT RIGHT SIDE OF DASH) J/C 10 (BEHIND LEFT SIDE OF DASH) J/C 15 (BEHIND LEFT SIDE OF DASH) J/C 17 IF (BEHIND UPPER RIGHT SIDE OF DASH) J/C 6 (BEHIND LEFT KICK PANEL) J/C 7 (BEHIND LEFT KICK PANEL) LEFT LEFT REMOTE CONTROL MIRROR LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MEM 1 MEM 2 PNK WIRE MIRROR RETRACTION SWITCH (GS 300) MM SIG GND CPUB DM+R DMVR DMHR OPERATION SWITCH ORG/ WIRE P FR FUSE PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) PM+R PMVR PMHR PNK WIRE PNK/BLK WIRE PNK/GRN WIRE PVC RADIO 2 FUSE RED WIRE REMOTE CONTROL MIRROR SWITCH RET RIGHT RIGHT REMOTE CONTROL MIRROR SELECT SWITCH SET- VIO WIRE VSR WHT WIRE WHT/BLK WHT/BLK WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 10 ECUE IG VC GND ECU-B 1 2 3 4 5 6 POWER TILT MOTOR BDR BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BODY ECU 1 (IN PASSENGER SIDE J/B) BODY ECU 2 (IN DRIVER SIDE J/B) COMBINATION SWITCH COMPUTER DATA LINES SYSTEM 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) D FR FUSE FUSE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR RUN HOT IN ON OR START J/C 10 (BEHIND LEFT SIDE OF DASH) J/C 13 (BEHIND 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 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

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