Lexus GS III facelift (2007-2011) power source control ecu (behind right side of dash) Wiring diagrams

5 4 6 15 FRO FLO RRO RLO BLK WIRE BLU WIRE BLU/WHT WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM DOME FUSE ECU (RIGHT REAR OF LUGGAGE COMPT) ECU-IG LH FUSE ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID (IN TRANSMISSION) ENGINE ROOM R/B 1 FREE GAUGE FUSE GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IG 2 RELAY ENERGIZED LEFT LEFT COWL SIDE J/B (BEHIND LEFT SIDE OF DASH) LT BLU WIRE MASTER IND MPX MPX-B FUSE (RIGHT REAR OF ENGINE COMPT) MULTI-INFORMATION DISPLAY ORG/ WIRE PNK WIRE PNK/BLU WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE RED/BLU WIRE RELAY RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) SKID CONTROL ECU (LEFT REAR OF ENGINE COMPT) SLC+ SLC+ CANL RLO FLO VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 3 2 SIG ES MPX 20 14 IG MPX PNK COMPUTER DATA LINES SYSTEM 9 8 17 10 WIRE 34 24 7 PNK WIRE ASSEMBLY AUTO AUTO INT BLK WIRE BLK/ WHT WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BODY ECU COMBINATION METER COMPUTER DATA LINES SYSTEM ENGINE ROOM ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FRONT CONTROLLER FRONT WIPER FUSE GAUGE FUSE GRN WIRE GRN/RED WIRE GRY WIRE GRY/BLU WIRE HEADLAMPS WASHER CIRCUIT HOT AT ALL TIMES J/B 2 (LEFT SIDE OF ENGINE COMPT) LEFT CENTER J/B (BEHIND RIGHT SIDE OF DASH) LEFT COWL SIDE J/B (BEHIND LEFT SIDE OF DASH) LH ECU-IG FUSE LT BLU WIRE LT GRN WIRE MIST MPX+ MPX- 25 5 MPX-B FUSE OFF ORG/ WIRE OVERHEAD J/B (IN OVERHEAD CONSOLE) PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RAIN SENSOR (W/ AUTO WIPER SYSTEM) (FRONT CENTER OF ROOF) RED WIRE RELAY RELAY ENERGIZED RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) S/S +2 S/M SWITCH WASHER VIO WIRE W/O AUTO WIPER SYSTEM WASH RELAY WASHER FUSE WHT WIRE WHT/BLK WIRE WIG WINDSHIELD WASHER MOTOR (AT LEFT FRONT CORNER OF ENGINE COMPT) WINDSHIELD WIPER SWITCH WIPER SWITCH YEL WIRE

1 16 (3.5L) (4.6L) 1 2 3 4 5 6 HDLO 17 10 4.6L 3.5L 34 24 7 PNK WIRE 4 6 7 HEAD BLK WIRE BLU WIRE BLU/ORG WIRE BODY ECU COMPUTER DATA LINES SYSTEM COMPUTER WIPER, DATA LINES WASHER SYSTEM CIRCUIT ECU-B FUSE ENGINE ROOM ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FRONT CONTROLLER FRWA PB GRN WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE H-LP CLN FUSE HEAD AUTO HEAD HDLO HEADLAMP CLEANER CONTROL RELAY (BELOW LEFT HEADLIGHT) HEADLAMP CLEANER MOTOR (BELOW LEFT HEADLIGHT) HEADLAMP CLEANER SWITCH HEADLAMP DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES LEFT CENTER J/B (BEHIND RIGHT SIDE OF DASH) LEFT COWL SIDE J/B (BEHIND LEFT SIDE OF DASH) LH-IG FUSE LIGHT CONTROL SWITCH LT BLU WIRE LT GRN WIRE OFF OFF TAIL ORG/ WIRE OUTER MIRROR SWITCH ASSEMBLY POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) R/B 2 (LEFT SIDE OF ENGINE COMPT) RED WIRE RELAY RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) TAIL HEAD AUTO VIO WIRE WASH RELAY WASHER FUSE WASHER SWITCH WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE

3.5L 4.6L 7 24 34 PNK WIRE ANT ASEL BLK WIRE BLU WIRE BLU/WHT WIRE BODY ECU BRN WIRE COMPUTER DATA LINES SYSTEM DATA DOME FUSE DOOR CONTROL RECEIVER (RIGHT REAR OF LUGGAGE COMPT) ELECTRICAL KEY ANTENNA (BASE OF RIGHT "C" PILLAR) ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT) ENGINE ROOM 1 J/B (RIGHT REAR OF ENGINE COMPT) FUEL FUEL LID OPENER MOTOR (AT LEFT SIDE OF LUGGAGE COMPT) FUEL OPEN FUSE FUEL OPEN RELAY GAUGE FUSE GRD GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IG MPXB RFRL LEFT COWL SIDE J/B (BEHIND LEFT LH J/B-AM (3.5L) RR J/B (4.6L) FUSE LH-IG FUSE LT BLU WIRE LT GRN WIRE LUGGAGE COMPARTMENT DOOR OPENER CANCEL SWITCH LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) MPX-B FUSE ORG/ WIRE PARK/ NEUTRAL POSITION SWITCH (ON TRANSMISSION) PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RCO RED WIRE RELAY RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) RSSI SIDE OF DASH) TRK OPN FUSE TSW VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

19 31 27 25 STSW KSW 4.6L 3.5L ACCR BATTERY 1 BLK WIRE BLK/ WHT WIRE BLK/BLU WIRE BLK/YEL WIRE BLU WIRE BLU/YEL (OR BLU/RED) WIRE BLU/YEL WIRE ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT) ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) GRY WIRE JUNCTION JUNCTION CONNECTOR LT BLU WIRE LT GRN WIRE PARK/NEUTRAL POSITION SWITCH (ON TRANSMISSION) POWER DISTRIBUTION SYSTEM POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE RELAY SKSW STSW CTSW ST CUT RELAY STAR STARTER STARTER FUSE STARTER RELAY VIO WIRE WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE