Lexus GS III (2004-2007) efi relay Wiring diagrams

1 2 3 4 5 +B CODE RXCK TXCT GND 23 24 TXCT RXCK 30 13 4 11 31 IMLD MREL BATT KSW CODE 4 2 8 7 6 16 18 1 14 24 22 15 CPUB BDR SIG 4 8 2 7 6 18 16 24 22 14 1 15 CPUB SIG BDR BJ (AT LEFT REAR FLOOR PARTITION PANEL) BL (AT RIGHT REAR FLOOR PARTITION PANEL) BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BRN/BLK WIRE CTY CTYE LSWE LSW A- A+ GND CTYE CTY A+ A- LSWE LSW GND DIODE (LUGGAGE COMPARTMENT DOOR OPEN DETECTION) (AT LEFT SIDE OF LUGGAGE COMPT) EB (AT MIDDLE OF LEFT INNER FENDER PANEL) EE (UNDER ABS, TRAC, VSC ACTUATOR) EFI RELAY ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT, IN ECU BOX) ENGINE HOOD COURTESY SWITCH (AT FRONT CENTER OF ENGINE COMPT) ENGINE ROOM R/B 1 (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) EFI FUSE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES J/C 20 (ABOVE LEFT REAR WHEELWELL) JUNCTION CONNECTOR 10 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 11 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 5 (IN ENGINE ROOM R/B 2) JUNCTION CONNECTOR 6 (BEHIND LEFT KICK PANEL) JUNCTION CONNECTOR 9 (BEHIND LEFT SIDE OF DASH) KEY COIL LEFT REAR DOOR COURTESY SWITCH (ON LEFT ``C" PILLAR) LEFT REAR DOOR ECU (IN LEFT REAR DOOR LEFT REAR DOOR LOCK MOTOR, DOOR LOCK DETECTION SWITCH (REAR OF LEFT REAR DOOR) LOCK DETECT LT GRN/BLK WIRE ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) ECU- POWER SEAT ECU (UNDER DRIVER'S SEAT) RED/WHT WIRE RED/YEL WIRE RIGHT REAR DOOR COURTESY SWITCH (ON RIGHT ``C" PILLAR) RIGHT REAR DOOR ECU (IN RIGHT REAR DOOR) RIGHT REAR DOOR LOCK MOTOR, DOOR LOCK DETECTION SWITCH (REAR OF RIGHT REAR DOOR) TRANSPONDER KEY AMPLIFIER (IN STEERING COLUMN) UNLOCK WARNING SWITCH (BEHIND LEFT SIDE OF DASH) VIO WIRE VIO/GRN WIRE W/ MEMORY SEATS W/O MEMORY SEATS WHT/BLK WIRE WHT/RED WIRE YEL WIRE

+B MREL BATT IGSW EOM EC 2 TC 4 22 23 24 25 4 ETA VC 25 24 2 1 ETHW THW 3 EOIL OIL 4 13 12 3 14 15 22 21 26 27 32 33 34 35 20 STP ACCELERATOR POSITION SENSOR (BEHIND LEFT SIDE OF DASH) BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BODY ECU 1 (IN PASSENGER SIDE J/B) BRN WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR 3 (BEHIND LEFT SIDE OF DASH) DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) EB (MIDDLE OF LEFT INNER FENDER PANEL) EC (ON RIGHT CYLINDER HEAD) EE (UNDER ABS/ TRAC/VSC ACTUATOR) EFI FUSE EFI RELAY ELECTRONIC CONTROLLED TRANSMISSION SOLENOID (IN TRANSMISSION) ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SWITCH ENGINE CONTROL MODULE ENGINE COOLANT TEMPERATURE SENSOR (TOP RIGHT FRONT OF ENGINE) ENGINE ROOM R/B 1 (RIGHT SIDE OF ENGINE COMPT) EPTK EPTK VPTK GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IGN FUSE II (RIGHT SIDE OF DASH) J/C 11 (LEFT SIDE OF DASH) J/C 14 (LEFT SIDE OF DASH) J/C 17 (RIGHT SIDE OF DASH) J/C 26 J/C 27 (BEHIND LEFT KICK PANEL) J/C 3, J/C 4 (IN ECU BOX) J/C 5 (IN ENGINE ROOM R/B 2) J/C 7 (LEFT KICK PANEL) J/C 9 (LEFT SIDE OF DASH) LT GRN WIRE NCO+ NCO- O/D DIRECT CLUTCH SPEED SENSOR VEHICLE SPEED SENSOR ORG/ WIRE PNK WIRE PNK/BLK WIRE PWR RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SHIFT LOCK CONTROL ECU (UNDER CENTER CONSOLE, NEAR SELECTOR LEVER) SLU+ SLU- SLN+ SLN- SLN- SLT+ SLT- SNOW STARTING/ CHARGING SYSTEM STOP FUSE STOPLIGHT SWITCH (ON BRAKE PEDAL BRACKET) THROTTLE POSITION SENSOR (ON THROTTLE BODY) VIO WIRE VPA EPA VCPA VPTK WFSE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

A/C MAGNETIC CLUTCH, LOCK SENSOR ENGINE OIL LEVEL SENSOR ABS, TRAC, VSC ACTUATOR BLK ORG/ WIRE BLK/ WHT WIRE BRN WIRE CRUISE CONTROL SWITCH TELEPHONE TRANSCEIVER, SPEAKER RELAY DATA LINK CONNECTOR (DLC) 1 DATA LINK CONNECTOR (DLC) 3 EA (AT MIDDLE OF RIGHT INNER FENDER PANEL) EC (ON RIGHT CYLINDER HEAD) ED (ON LEFT CYLINDER HEAD) EE (UNDER ABS, TRAC, VSC ACTUATOR) EFI RELAY ENGINE CONTROL MODULE ENGINE CONTROL MODULE SHIELD ENGINE MAIN RELAY ENGINE ROOM R/B 1 (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) HEATED OXYGEN SENSOR (BANK 1 SENSOR 2) SHIELD HEATED OXYGEN SENSOR (BANK 2 SENSOR 2) HEATED OXYGEN SENSOR (BANK 1 SENSOR 2) HEATED OXYGEN SENSOR (BANK 2 SENSOR 2) SHIELD HEATED OXYGEN SENSOR BANK 1 SENSOR 1 HEATED OXYGEN SENSOR BANK 2 SENSOR 1 IGNITION COIL, IGNITER 1 IGNITION COIL, IGNITER 2 IGNITION COIL, IGNITER 3 IGNITION COIL, IGNITER 5 IGNITION COIL, IGNITER 4 IGNITION COIL, IGNITER 6 IGNITION COIL, IGNITER 7 IGNITION COIL, IGNITER 8 IN ECU BOX) JUNCTION CONNECTOR 26 (IN ECU BOX) JUNCTION CONNECTOR 3, 4 JUNCTION CONNECTOR 5 (IN ENGINE ROOM R/B 2) JUNCTION CONNECTOR 9 (BEHIND LEFT SIDE OF DASH) RIGHT FRONT FOG LIGHT RIGHT FRONT SIDE MARKER LIGHT RIGHT FRONT TURN SIGNAL LIGHT RIGHT HEADLIGHT CONTROL ECU RIGHT LOW BEAM HEADLIGHT RIGHT PARKING LIGHT SHIELD STARTER RELAY TELEPHONE SWITCH W/ HID W/O HID WHT/BLK WIRE

+IG BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/YEL WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAIDED BRAIDED 18 19 20 21 22 23 BRAIDED BRAIDED 19 20 BRN WIRE DATA LINK CONNECTOR 1 (BEHIND ECU BOX) DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) EE (UNDER ABS, TRAC, VSC ACTUATOR) EFI FUSE EFI RELAY ENGINE ROOM R/B 1 (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) ETCS FUSE FP- FPC FUEL PUMP CONTROL ECU (AT LEFT SIDE OF LUGGAGE COMPT) FUEL PUMP, SENDER (IN FUEL TANK) GAUGE FUSE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ON OR START J/C 11 (BEHIND LEFT SIDE OF DASH) J/C 14 (BEHIND LEFT SIDE OF DASH) J/C 20 (ABOVE LEFT REAR WHEELWELL) J/C 3, J/C 4 (IN ECU BOX) PNK/BLK WIRE RED WIRE RED/BLU WIRE RED/YEL WIRE STOP FUSE STOPLIGHT SWITCH VIO/WHT WIRE VIO/YEL WIRE VSV (VAPOR PRESSURE SENSOR) (UNDER LEFT REAR OF VEHICLE) WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL/BLK WIRE YEL/GRN WIRE

BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/YEL WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAIDED BRAIDED 12 13 BRAIDED BRAIDED 13 14 15 16 17 18 DATA LINK CONNECTOR 1 (BEHIND ECU BOX) DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) EE (UNDER ABS, TRAC, VSC ACTUATOR) EFI FUSE EFI RELAY ENGINE ROOM R/B 1 (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) ETCS FUSE FP- FPC FUEL PUMP CONTROL ECU (AT LEFT SIDE OF LUGGAGE COMPT) FUEL PUMP, SENDER (IN FUEL TANK) GAUGE FUSE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ON OR START J/C 11 (BEHIND LEFT SIDE OF DASH) J/C 14 (BEHIND LEFT SIDE OF DASH) J/C 20 (ABOVE LEFT REAR WHEELWELL) J/C 3, J/C 4 (IN ECU BOX) PNK/BLK WIRE RED WIRE RED/BLU WIRE RED/YEL WIRE STOP FUSE STOPLIGHT SWITCH VIO/YEL WIRE VSV (VAPOR PRESSURE SENSOR) (UNDER LEFT REAR OF VEHICLE) WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL/BLK WIRE YEL/GRN WIRE