Lexus GS III facelift (2007-2011) body ecu Wiring diagrams

6 21 5 4 14 13 17 18 GTX+ GTX- BLK WIRE BLU WIRE BODY ECU BRN WIRE CMP COMPUTER DATA LINES SYSTEM ECU-IG RH FUSE FUSE GATEWAY ECU (BEHIND RIGHT SIDE OF DASH) GRN WIRE GRY WIRE HFOF HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED LEFT CENTER J/B (BEHIND LEFT SIDE OF DASH) LEFT COWL SIDE J/B LT BLU WIRE LT GRN WIRE MAYDAY ECU (CENTER REAR OF LUGGAGE COMPT) MCI- MCO- MCVD MIC - MICROPHONE NCA WIRE NTSC ORG/ WIRE OVERHEAD J/B (IN OVERHEAD CONSOLE) PARKING BRAKE SWITCH (BEHIND LEFT PKB IND PNK WIRE RADIO RECEIVER ASSEMBLY RED WIRE RELAY RIGHT CENTER J/B RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) SIDE OF DASH) SLD SOUND SYSTEMS TXM- VIO WIRE W/ DVD CHANGER W/ MAYDAY SYSTEM W/ MAYDAY SYSTEM W/O MAYDAY SYSTEM W/O MAYDAY SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

3.5L 4.6L ACCD ANTI-LOCK BRAKES SYSTEMS BATB FR DOOR RH FUSE GAUGE FUSE BLK WIRE BLU WIRE BODY ECU BRN WIRE CRUISE CONTROL, ENGINE CONTROLS, TRANSMISSIONS SYSTEMS EFI 2 RELAY EFI FUSE EFI MAIN RELAY ENGINE CONTROLS ENGINE ROOM J/B 1, ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM J/B 2, ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) F/PMP FUSE FROM D/C CUT FUSE (DIAGRAM 2 OF 5) FUSE GRN WIRE IG 2 RELAY IGN FUSE INJ FUSE (4.6L) (3.5L) INJ RELAY LEFT CENTER J/B (BEHIND RIGHT SIDE OF DASH) LH J/B-B FUSE LT BLU WIRE LT GRN WIRE MAIN FUSE ORG/ WIRE P/I-B FUSE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) POWER SWITCH POWER WINDOWS, DOOR LOCKS, ANTI-THEFT, INTERIOR LIGHTS SYSTEMS RED WIRE RELAY (DIAGRAM 5 OF 5) RH J/B-B FUSE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) RR DOOR RH FUSE SIDE J/B (BEHIND RIGHT SIDE OF DASH) TO FR DOOR LH FUSE (DIAGRAM 5 OF 5) TO PWR OUTLET RELAY (DIAGRAM 5 OF 5) TRANSMISSIONS SYSTEMS VIO WIRE WHT WIRE YEL WIRE

A/C FUSE AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES, AIR CONDITIONING, ELECTRONIC POWER STEERING SYSTEMS BLK WIRE BLU WIRE BODY ECU COMPUTER DATA LINES SYSTEM ECU-IG LH FUSE FR P/ SEAT LH FUSE TRK OPN FUSE FR P/ SEAT RH FUSE STR LOCK FUSE FR S/ HTR LH FUSE FROM LH J/B-AM FUSE (DIAGRAM 2 OF 5) FROM RH J/B-AM FUSE (DIAGRAM 2 OF 5) FUEL OPEN RELAY GRN WIRE H-LP LVL FUSE HEADLIGHTS SYSTEM HEADLIGHTS, EXTERIOR LIGHTS, HORNS SYSTEMS LEFT COWL SIDE J/B (BEHIND LEFT SIDE OF DASH) LH-IG FUSE MEMORY MEMORY, SHIFT INTERLOCK SEATS SYSTEMS SYSTEM SYSTEMS OBD FUSE ORG/ WIRE POWER TOPS SYSTEM RELAY RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) SEATS SYSTEM SEATS WIPER/ SYSTEM WASHER SYSTEM SOUND, NAVIGATION SYSTEMS STOP SW FUSE SECURITY FUSE TAIL RELAY TI, TE FUSE TO LEFT COWL SIDE J/B (DIAGRAM 5 OF 5) TO PWR OUTLET RELAY (DIAGRAM 5 OF 5) TV FUSE S/ROOF FUSE LH-B FUSE VIO WIRE WHT WIRE WIG FUEL FR WIP FUSE YEL WIRE

AIR SUS FUSE BLK WIRE BLU WIRE BODY ECU CIG FUSE CIGARETTE LIGHTER DOOR LOCKS, INTERIOR LIGHTS, ANTI-THEFT, POWER WINDOWS SYSTEMS ECU-IG RH FUSE ELECTRONIC SUSPENSION SYSTEM FR DOOR LH FUSE FR S/ HTR RH FUSE FROM LH J/B-B FUSE (DIAGRAM (3 OF 5) FROM OBD FUSE (DIAGRAM 4 OF 5) FROM POWER SOURCE CONTROL ECU (DIAGRAM 3 OF 5) FUSE GRN WIRE GRY WIRE LEFT COWL SIDE J/B (BEHIND LEFT SIDE OF DASH) LT BLU WIRE MEMORY SYSTEMS NAVIGATION, SOUND, COMPUTER DATA LINES SYSTEMS NAVIGATION, SOUND, DOOR LOCKS SYSTEMS PASSIVE RESTRAINTS SYSTEMS PNK WIRE POWER OUTLET SOCKET POWER WINDOWS, DOOR LOCKS, INTERIOR LIGHTS, ANTI-THEFT, MIRRORS, WARNING SYSTEMS PWR OUTLET FUSE PWR OUTLET RELAY RAD 3 FUSE RED WIRE RELAY RH- RH-IG FUSE RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) RR DOOR LH FUSE SEATS SYSTEM SOUND, NAVIGATION SYSTEMS VIO WIRE WHT WIRE YEL WIRE

3.5L 4.6L BDCY BDR BLU WIRE BODY ECU BRDJ BRN WIRE COMPUTER (UNDER DATA LINES DRIVER'S SYSTEM SEAT) COMPUTER DATA LINES SYSTEM CPUB ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES KUL LEFT COWL SIDE J/B (BEHIND LEFT SIDE OF DASH) LEFT FRONT DOOR ECU (IN DRIVER'S DOOR) LEFT FRONT DOOR LOCK ASSEMBLY (REAR OF LEFT FRONT DOOR) LEFT REAR DOOR ECU (IN LEFT REAR DOOR LEFT REAR DOOR LOCK ASSEMBLY (REAR OF LEFT REAR DOOR) LH FR DOOR FUSE LH RR DOOR FUSE LH-IG FUSE LSW LSWE LT BLU WIRE LT GRN WIRE LUGGAGE COMPT DOOR STRIKER SWITCH LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) MPX-B FUSE ORG/ WIRE OSCB OSCE PARK/NEUTRAL POSITION SWITCH PNK WIRE POWER WINDOW MASTER SWITCH RED WIRE RELAY SELE- SGND SIG SIGJ TRG+ VIO WIRE W/ WIRELESS DOOR LOCK CONTROL WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL WIRE

BATB BDR BLK WIRE BLU WIRE BODY ECU BZR COMPT) COMPUTER (UNDER FRONT DATA LINES PASSENGER'S SYSTEM SEAT) COMPUTER DATA LINES SYSTEM CPUB DCTY DLE DOOR LOCK CONTROL SWITCH GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR ACC LEFT CENTER J/B (BEHIND RIGHT SIDE OF DASH) LEFT FRONT DOOR COURTESY SWITCH LSW LSWE LT BLU WIRE LT GRN WIRE ORG/ WIRE OSCB OSCE PML PMUL PNK WIRE PWS RCTY RED WIRE RELAY RH ECU-IG FUSE RH FR DOOR FUSE RH RR DOOR FUSE RH- RH-IG FUSE FUSE RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) RIGHT FRONT DOOR ECU (IN RIGHT FRONT DOOR) RIGHT FRONT DOOR LOCK ASSEMBLY (REAR OF RIGHT FRONT DOOR) RIGHT REAR DOOR COURTESY SWITCH RIGHT REAR DOOR ECU (IN RIGHT REAR DOOR) RIGHT REAR DOOR LOCK ASSEMBLY (REAR OF RIGHT REAR DOOR) SELE- SIG TRG+ VIO WIRE W/ WIRELESS DOOR LOCK CONTROL WHT WIRE WHT/BLK WIRE YEL WIRE

3.5L 4.6L ANTI-LOCK BRAKES SYSTEM BLK WIRE BLU WIRE BODY ECU BUCKLE SWITCH CCTY CLS COMBINATION METER COMPUTER DATA LINES SYSTEM CTY DRIVER'S SIDE FRONT SEAT INNER BELT ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT) GATEWAY ECU (BEHIND RIGHT SIDE OF DASH) GENERATOR GRN WIRE GRY WIRE LCLS LCM+ LCTY LEFT COWL SIDE J/B (BEHIND LEFT SIDE OF DASH) LOPN LPSW LT BLU WIRE LT GRN WIRE LUGGAGE COMPARTMENT DOOR CLOSER LUGGAGE COMPARTMENT DOOR OPENER SWITCH MPX OPN ORG/ WIRE PCTY PNK WIRE RED WIRE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) RIGHT FRONT DOOR COURTESY SWITCH LEFT REAR DOOR COURTESY SWITCH SECURITY HORN (RIGHT SIDE OF ENGINE COMPT) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

29 37 38 39 27 28 28 PNK RCO ASEL RDA RSSI WIRE 7 2 4 3 5 ANT +5 ASEL DATA RSSI PNK WIRE BLK WIRE BLU WIRE BLU/WHT WIRE BODY ECU BRN WIRE CERTIFICATION ECU (RIGHT REAR CORNER OF LUGGAGE COMPARTMENT) CLOSE CLS CLS OPN COMBINATION METER COMPUTER DATA LINES SYSTEM DCTY DOME FUSE DOOR CONTROL RECEIVER (RIGHT REAR OF LUGGAGE COMPT) DOWN ECU-IG LH FUSE ELECTRICAL KEY ANTENNA (BASE OF RIGHT "C" PILLAR) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES LEFT COWL S/ROOF FUSE SIDE J/B (BEHIND LEFT SIDE OF DASH) HOT IN ON OR START HOT IN ON OR START RIGHT COWL GAUGE FUSE SIDE J/B (BEHIND RIGHT SIDE OF DASH) IG+ MPX- MPX+ KUL LEFT CENTER J/B (BEHIND LEFT SIDE OF DASH) LEFT CENTER J/B (BEHIND RIGHT SIDE OF DASH) LEFT COWL SIDE J/B (BEHIND LEFT SIDE OF DASH) LEFT FRONT DOOR COURTESY SWITCH LEFT FRONT DOOR ECU (IN DRIVER'S DOOR) LEFT FRONT DOOR LOCK ASSEMBLY (REAR OF LEFT FRONT DOOR) LOCK LSWE LT BLU WIRE LT GRN WIRE MASTER IND MPX MPX-B FUSE MULTI-INFORMATION DISPLAY OPN ORG/ WIRE OVERHEAD J/B (IN OVERHEAD CONSOLE) PNK COMPUTER DATA LINES SYSTEM WIRE PNK WIRE POWER WINDOW MASTER SWITCH RED WIRE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) SLIDE SLIDING ROOF CONTROL ECU (FRONT OF OVERHEAD CONSOLE) UNLOCK UP DOWN SLIDING ROOF SWITCH TILT UP DWN VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

25 24 CANH CANL 25 5 20 29 MULTI- DISPLAY INFORMATION 3.5L 4.6L 4.6L 3.5L 6 21 17 18 4 13 3 12 5 14 GTX+ GTX- B+ GND BLK WIRE BLU WIRE BLU/WHT WIRE BODY ECU BRN WIRE BRN/BLK WIRE CLEARANCE SOLAR IND COMPUTER DATA LINES SYSTEM ECU-B FUSE ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT) GATEWAY ECU (BEHIND RIGHT SIDE OF DASH) COMBINATION METER GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/RED WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) LEFT CENTER J/B (BEHIND LEFT SIDE OF DASH) LEFT COWL SIDE J/B (BEHIND LEFT SIDE OF DASH) LEFT FRONT CENTER ULTRASONIC SENSOR (BEHIND LEFT CENTER OF FRONT FASCIA) LEFT FRONT CORNER ULTRASONIC SENSOR (BEHIND LEFT SIDE OF FRONT FASCIA) LH-IG FUSE LT BLU WIRE LT GRN WIRE MASTER IND MPX-B FUSE DOME FUSE NAVIGATION CIRCUIT OUTER MIRROR SWITCH ASSEMBLY PARK/NEUTRAL POSITION SWITCH (ON TRANSMISSION) PNK WIRE PNK/BLK WIRE RED WIRE RED/GRN WIRE RELAY RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) SKID CONTROL ECU (LEFT REAR OF ENGINE COMPT) SKID CONTROL ECU (W/ ACTUATOR) (LEFT REAR OF ENGINE COMPT) SONAR SWITCH CLEARANCE VIO WIRE VIO/RED WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE BLU/WHT WIRE BODY ECU BRN WIRE BRN/BLK WIRE CLEARANCE WARNING BUZZER (BELOW CENTER OF DASH) CLEARANCE WARNING ECU (BEHIND RIGHT END OF DASH) COMPUTER DATA LINES SYSTEM GAUGE FUSE GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES IG CBZ LEFT REAR CENTER ULTRASONIC SENSOR (BEHIND LEFT CENTER OF REAR FASCIA) LEFT REAR CORNER ULTRASONIC SENSOR (BEHIND LEFT SIDE OF REAR FASCIA) LT BLU WIRE LT GRN WIRE ORG/ WIRE PARKING BRAKE SWITCH (BEHIND LEFT SIDE OF DASH) PNK/BLK WIRE PNK/BLU WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RELAY RELAY ENERGIZED RH-IG FUSE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT KICK PANEL J/B (BEHIND RIGHT SIDE OF DASH) RIGHT REAR CENTER ULTRASONIC SENSOR (BEHIND RIGHT CENTER OF REAR FASCIA) RIGHT REAR CORNER ULTRASONIC SENSOR (BEHIND RIGHT SIDE OF REAR FASCIA) VIO WIRE VIO/RED WIRE WHT WIRE WHT/BLK WIRE YEL/BLK WIRE