Lexus GS III facelift (2007-2011) hybrid vehicle control ecu (left side of engine compt) Wiring diagrams

1 2 3 4 5 6 7 8 B+ ACCD BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HYBRID VEHICLE CONTROL ECU (LEFT SIDE OF ENGINE COMPT) ID CODE BOX (BEHIND CENTER OF DASH) IGE SGRD GND IGN FUSE INDS INDW PNK WIRE INSTRUMENT CLUSTER SYSTEM LEFT CENTER J/B (BEHIND LEFT SIDE OF DASH) LEFT COWL SIDE J/B (BEHIND LEFT END OF DASH) LIN LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK EFII EFIO WIRE PNK WIRE POWER DISTRIBUTION SYSTEM POWER SOURCE CONTROL ECU (BEHIND RIGHT END OF DASH) RDY RDY IMO IMI RED WIRE RED/BLK WIRE RELAY ENERGIZED RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) SECURITY FUSE SHIFT LOCK CONTROL ECU (UNDER CENTER CONSOLE, NEAR SELECTOR LEVER) SKSW SL/R SLP STEERING LOCK ECU (TOP RIGHT SIDE OF STEERING COLUMN) STOP LAMP SWITCH (ON BRAKE PEDAL BRACKET) STOP SW FUSE STR LOCK FUSE STSW SWIL VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

21 46 23 20 18 104 70 112 86 52 53 1 32 26 54 78 63 42 43 44 45 MREL 25 5 COMPUTER DATA LINES SYSTEM 53 54 55 3 2 7 6 5 22 21 1 111 88 65 110 87 64 17 4 TOPM ACCELERATOR POSITION SENSOR (UNDER LEFT SIDE OF DASH) BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE IND DOME FUSE MPX-B FUSE ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID (IN TRANSMISSION) ENGINE ROOM J/B 1 (LEFT SIDE OF ENGINE COMPT) GAUGE FUSE GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) HOT IN ON OR START HYBRID SNOW IND HYBRID VEHICLE CONTROL ECU (LEFT SIDE OF ENGINE COMPT) IGCT 1 FUSE IGCT RELAY LT BLU WIRE LT GRN WIRE MASTER IND MULTI-INFORMATION DISPLAY ORG/ WIRE PARK/NEUTRAL POSITION SWITCH (ON TRANSMISSION) PMET TC CANL CANH CAN- CAN+ PNK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) SP VPA SPEEDO- METER STP IGSW GI NEI LGND CCHG CCS THO VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

21 46 23 20 18 104 70 112 86 52 53 26 54 78 63 42 43 44 45 MREL 25 5 COMPUTER DATA LINES SYSTEM ACCELERATOR POSITION SENSOR (UNDER LEFT SIDE OF DASH) BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE IND DOME FUSE ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID (IN TRANSMISSION) ENGINE ROOM J/B 1 (LEFT SIDE OF ENGINE COMPT) GAUGE FUSE GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) HOT IN ON OR START HYBRID VEHICLE CONTROL ECU (LEFT SIDE OF ENGINE COMPT) IGCT 1 FUSE IGCT RELAY LT BLU WIRE LT GRN WIRE MASTER IND MPX-B FUSE MULTI-INFORMATION DISPLAY ORG/ WIRE PARK/NEUTRAL POSITION SWITCH (ON TRANSMISSION) PMET TC CANL CANH CAN- CAN+ PNK WIRE RED WIRE RED/BLK WIRE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) SP VPA SPEEDO- METER STP IGSW GI NEI CCS THO TOPM VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

42 43 CANL CANH 48 114 103 47 MOL THW 54 78 SPDI PMET A/C AMPLIFIER (BEHIND RIGHT SIDE OF DASH) MPX+ AIR BAG SENSOR ASSEMBLY CENTER (UNDER CENTER FLOOR CONSOLE) BLK WIRE BLU WIRE BRN WIRE CANL CANH COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE SENSOR (TOP RIGHT SIDE OF ENGINE) ENGINE OIL LEVEL SENSOR (RIGHT REAR OF ENGINE) ENGINE OIL PRESSURE SWITCH (LOWER LEFT FRONT OF ENGINE) FUEL SUCTION PUMP, GAUGE ASSEMBLY FUEL SENDER GAUGE GATEWAY ECU (BEHIND RIGHT END OF DASH) GRN WIRE GRN/RED WIRE GRY WIRE GRY/BLU WIRE HEADLAMP SWIVEL ECU (BEHIND LEFT KICK PANEL) HYBRID VEHICLE CONTROL ECU (LEFT SIDE OF ENGINE COMPT) LBL LEFT CENTER J/B (BEHIND LEFT (LEFT REAR SIDE OF DASH) OF ENGINE) LEFT COWL SIDE J/B LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MOPS MPX MULTI-DISPLAY ORG/ WIRE OUTER MIRROR SWITCH ASSEMBLY PARKING BRAKE SWITCH PBEW PHS PHSG PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT END OF DASH) RED WIRE RED/BLK WIRE RED/YEL WIRE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) SKID CONTROL ECU (LEFT REAR OF ENGINE COMPT) SUN BEAM SENSOR (NEAR CENTER STOPLIGHT) TIRE PRESSURE WARNING ECU VIO WIRE VIO/YEL WIRE W/ ADAPTIVE FRONT LIGHTING SYSTEM W/O ADAPTIVE FRONT-LIGHTING SYSTEM WATER LEVEL WARNING SWITCH (IN WASHER FLUID RESERVOIR) WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE YEL/BLK WIRE

+B COMPUTER DATA LINES SYSTEM 2 5 6 8 GND PNK WIRE 4 18 19 +BS 43 42 COMPUTER DATA LINES SYSTEM CANH CANL BLK WIRE BLU WIRE BLU/WHT WIRE BODY ECU BRN WIRE BRN/BLK WIRE CAIH CAIL CLEARANCE SONAR IND IG+ CLEARANCE SONAR SWITCH CLEARANCE WARNING ECU (BEHIND RIGHT END OF DASH) COMBINATION METER COMPUTER (BEHIND DATA LINES LEFT KICK SYSTEM PANEL) COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM PNK WIRE DOME FUSE ECU-B FUSE ES MULTI- INFORMATION DISPLAY 25 5 MPX+ MPX- COMPUTER DATA LINES SYSTEM GATEWAY ECU (BEHIND RIGHT END OF DASH) GAUGE FUSE GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) HOT IN ON OR START HOT W/ LH-IG RELAY 1 ENERGIZED HOT W/ RH-IG RELAY 1 ENERGIZED HYBRID VEHICLE CONTROL ECU (LEFT SIDE OF ENGINE COMPT) IG CBZ LEFT COWL SIDE J/B (BEHIND LEFT END OF DASH) LEFT FRONT CENTER ULTRASONIC SENSOR (BEHIND LEFT CENTER OF FRONT FASCIA) LEFT REAR CENTER ULTRASONIC SENSOR (BEHIND LEFT CENTER OF REAR FASCIA) LH-IG FUSE LT BLU WIRE LT GRN WIRE LT PNK WIRE MASTER IND OF DASH) CLEARANCE WARNING BUZZER ORG/ WIRE PARK/NEUTRAL POSITION SWITCH (ON TRANSMISSION) PARKING BRAKE SWITCH PNK/BLK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RH-IG FUSE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) SKID CONTROL ECU (LEFT REAR OF ENGINE COMPT) VIO WIRE VIO/RED WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

45 43 CAN+ CANH 85 108 54 82 105 84 107 REQ- REQ+ SPDI HTM- HTM+ CLK- CLK+ ACCELERATOR POSITION SENSOR (UNDER LEFT SIDE OF DASH) BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE COMPT) COMPUTER DATA LINES SYSTEM EFIO ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) ENGINE CONTROLS SYSTEM ENGINE ROOM J/B 1 (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE GAUGE FUSE GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT IN ON OR START HOT IN ON OR START RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) IGN FUSE HYBRID VEHICLE CONTROL ECU (LEFT SIDE OF ENGINE COMPT) IGCT 1 FUSE IGCT 2 FUSE IGCT MAIN RELAY IMI LEFT CENTER J/B (BEHIND LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE NCA WIRE ORG/ WIRE PMET RED WIRE RED/BLK WIRE RED/BLU WIRE RH-IG FUSE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) SFTD SFTU SFTU SFTD VPA STOP LAMP SWITCH (ON BRAKE PEDAL BRACKET) STOP SW FUSE STP IGSW BATT HSDN MREL MTH- MTH+ ILKI TRANSMISSION CONTROL SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/RED WIRE

BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM DOME FUSE EFI ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) FUCI FUWI GAUGE FUSE GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START HYBRID VEHICLE CONTROL ECU (LEFT SIDE OF ENGINE COMPT) IGN FUSE LCD LT BLU WIRE MASTER IND MIL IND MPX MPX-B FUSE MULTI-INFORMATION DISPLAY NEI ORG/ WIRE PNK WIRE RED WIRE RED/GRN WIRE RED/WHT WIRE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) SPEEDO POWER METER METER THB VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

+BWP ANTI-THEFT SYSTEM BATT MREL BATTERY BLOWER MOTOR (CENTER FRONT OF LUGGAGE COMPT, AT TOP OF HYBRID BATTERY) BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BRN WIRE CCHG COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM J/B 1 (LEFT SIDE OF ENGINE COMPT) GI NEI SPDI NODD GRN WIRE GRY WIRE HOT AT ALL TIMES HYBRID VEHICLE CONTROL ECU (LEFT SIDE OF ENGINE COMPT) IGCT FUSE IGCT RELAY ILKI SMRB CANL CANH CAN- CAN+ +B SFTD SFTU IMI IMO CCS INV W/P FUSE INV W/P RELAY J/C LT BLU WIRE LT GRN WIRE OHG OHU OHV OHW OIGH OIL PMP FUSE OIL PUMP MOTOR CONTROLLER (RIGHT FRONT CORNER OF ENGINE COMPT) OPST ORG/ WIRE RED WIRE RED/BLU WIRE SENSOR SIO STARTING/CHARGING SYSTEM SWP VIO WIRE VIO/WHT WIRE WATER PUMP MOTOR (INVERTER) (LEFT FRONT OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

ABFS ACPB ACPE AIR CONDITIONING SYSTEM BATTERY THERMOMETER SENSOR (LEFT FRONT OF LUGGAGE COMPT) BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BTH+ CBI CEI CLK+ COMPUTER DATA LINES SYSTEM DRNB DRNC DRND DRNE GCS GCSG GMT GMTG GRF GRFG GRN WIRE GRN/WHT WIRE GRY WIRE GRY/YEL WIRE GSN GSNG HSDN HTM- HYBRID VEHICLE CONTROL ECU (LEFT SIDE OF ENGINE COMPT) ILK ILKI INVERTER IWP LT BLU WIRE LT GRN WIRE MCS MCSG MODD MRF MRFG MSN MSNG MTH+ NCA WIRE ORG/ WIRE PMET PNK WIRE RDY RED WIRE RED/BLK WIRE REQ+ SMRG SMRP STARTING/ CHARGING SYSTEM STI SUPPLEMENTAL RESTRAINTS SYSTEM THB VIO WIRE VLO WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

AIR CONDITIONING SYSTEM BLK WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM FCTL GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/YEL WIRE HOT IN ON OR START RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) GAUGE FUSE HYBRID VEHICLE CONTROL ECU (LEFT SIDE OF ENGINE COMPT) HYDRID IND LCD LT BLU WIRE LT GRN WIRE MASTER MMT MMTG GMT GMTG MULTI-INFORMATION DISPLAY ORG/ WIRE PNK WIRE POWER METER PWR IND READY RED WIRE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) SNOW IND SPEEDOMTER STB CLK ITE ETI MJ FD RV THO TOPM TRANSMISSION REVOLUTION SENSOR (TURBINE) (IN TRANSMISSION) VIO WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE YEL WIRE