Lexus LS IV (2006-2012) (right side of engine compt) Wiring diagrams

ACCELERATOR POSITION SENSOR ASSEMBLY (LEFT SIDE OF DASH) BLK WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BRN WIRE C/OPN RELAY COMPUTER DATA LINES SYSTEM ECU-IG FUSE EFI MAIN 2 RELAY EFI MAIN EFI FUSE MAIN RELAY EFI- MAIN 2 FUSE ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 2 (RIGHT SIDE OF ENGINE COMPT) ETCS FUSE GRN WIRE HOT AT ALL TIMES HOT IN ON OR START HYBRID VEHICLE CONTROL ECU (LEFT FRONT OF ENGINE COMPT) IGCT 1 FUSE LT GRN WIRE NCA WIRE ORG/ WIRE PARK/NEUTRAL POSITION SWITCH (RIGHT SIDE OF TRANSMISSION) PNK WIRE PNK/BLU WIRE RED WIRE RED/YEL WIRE SFTD STPU THO VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

15 16 CANN CANP 6 5 4 3 2 1 PB FRWA BLK WIRE BLU WIRE CANN CANP CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE OF DASH) CENTER JUNCTION BLOCK J/B 5 (LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DRIVER SIDE J/B (LEFT END OF DASH) E/G ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT) FRWA FUSE FUSIBLE LINK BLOCK ASSEMBLY 1 (RIGHT REAR OF ENGINE COMPT) GRY WIRE H-LP CLN FUSE HDLC HDLO HEAD HEAD AUTO HEADLAMP CLEANER SWITCH LIGHT CONTROL RHEOSTAT HEADLIGHT CLEANER MOTOR, PUMP ASSEMBLY (BELOW LEFT HEADLIGHT) HEADLIGHT CLEANER RELAY (BELOW LEFT HEADLIGHT) HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT IN ON OR START LIGHT CONTROL SWITCH MAIN BODY ECU (LEFT END OF DASH) MULTIPLEX NETWORK FRONT LIGHT ECU (RIGHT FRONT OF ENGINE COMPT) OFF TAIL ORG/ WIRE PASSENGER SIDE J/B (RIGHT END OF DASH) PNK 5 6 7 8 CANP CANN HEAD WIRE RED WIRE RED/BLK WIRE VIO WIRE WASHER SWITCH WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE

10 11 MPX+ MPX- 13 22 CANH CANL 22 21 CANL CANH 3 4 CANH CANL 4 5 MPX+ MPX- 4- SEATER 5- SEATER 7 8 CANH CANL 9 20 CANH CANL 9 4 CAN- CAN+ ASSEMBLY BLK WIRE BLU WIRE BRN WIRE CENTER JUNCTION BLOCK J/B 4 CENTER JUNCTION BOX 3 (RIGHT SIDE OF DASH) CLOCK DISPLAY, NAVIGATION MODULE DISPLAY DRIVER SIDE J/B (LEFT END OF DASH) GRN WIRE LT GRN WIRE MULTI-MEDIA INTERFACE ECU (RIGHT FRONT OF LUGGAGE COMPT) PASSENGER SIDE J/B (RIGHT END OF DASH) POWER STEERING ECU ASSEMBLY (RIGHT SIDE OF ENGINE COMPT) REAR CONSOLE SWITCH RED WIRE STEERING CONTROL ECU (RIGHT SIDE OF DASH) SUSPENSION CONTROL ECU (RIGHT END OF DASH) TX+1 TX-1 WHT WIRE WHT/BLK WIRE YEL WIRE

10 9 CANN CANP 12 6 CANN CANP BLK WIRE BLU WIRE BRN WIRE CANN CANP GRN WIRE MULTIPLEX NETWORK FRONT LIGHT ECU (RIGHT FRONT OF ENGINE COMPT) OF DASH) PARKING ASSIST ECU (W/ ADVANCED PARKING GUIDANCE) (RIGHT END OF DASH) PNK WIRE RED WIRE RIGHT FRONT MULTIPLEX NETWORK DOOR ECU (FRONT PASSENGER'S DOOR) RIGHT FRONT POWER SEAT CONTROL ECU, SWITCH (UNDER FRONT PASSENGER'S SEAT) RIGHT REAR MULTIPLEX NETWORK DOOR ECU (RIGHT REAR DOOR) TIRE PRESSURE WARNING ECU (RIGHT END VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

11 5 IRLY 8 9 13 14 12 IG GND RX TX SGND BLK WIRE BLU WIRE BRN WIRE CENTER JUNCTION BLOCK J/B 3 (RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DRIVER SIDE J/B (LEFT END OF DASH) DRIVER SIDE J/B (LEFT SIDE OF DASH) ECU-IG FUSE FUSE GRN WIRE GRY WIRE GVI- HOT AT ALL TIMES DRIVER SIDE J/B STOP (LEFT END FUSE OF DASH) HOT IN ON OR START HOT IN ON OR START ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT) NV-IR FUSE IG IRL IRDV GND IRFL IRLY IRR LEFT HEADLIGHT ASSEMBLY LT BLU WIRE LT GRN WIRE NEAR INFRARED PROJECTOR OBJECT RECOGNITION ECU (IF EQUIPPED) (RIGHT REAR OF LUGGAGE COMPT) ORG/ WIRE OVERHEAD MODULE (ROOF CONSOLE) PASSENGER SIDE J/B (RIGHT END OF DASH) RED WIRE RIGHT HEADLIGHT ASSEMBLY SGND RX TX SOL + SOL IRFR STOP LIGHT SWITCH ASSEMBLY (LEFT SIDE OF DASH) VIO WIRE WHT WIRE WHT/BLK WIRE

1 2 3 4 5 6 7 8 IG BLK WIRE BLU WIRE ECU-IG FUSE ENGINE CONTROLS SYSTEM FROM FROM LUGGAGE ROOM J/B (DIAGRAM 4 OF 6) FROM RR ACC RELAY AC (DIAGRAM 4 OF 6) FUSE IGN FUSE INJ FUSE INV RELAY JUNCTION LT BLU WIRE LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) MAIN BODY ECU NAVIGATION, SUPPLEMENTAL RESTRAINTS SYSTEMS P-J/B FUSE PNK WIRE POWER OUTLET RED WIRE RELAY VIO WIRE VOLTAGE INVERTER ASSEMBLY W/ 5 SEATER, OTTOMAN W/O 5 SEATER, OTTOMAN WHT WIRE WHT/BLK WIRE

15 16 10 CANN CANP 9 10 8 COMPUTER DATA LINES SYSTEM CANP CANN BLK WIRE BLU WIRE BRN WIRE CANN CANP CENTER JUNCTION BLOCK J/B 3 (RIGHT SIDE OF DASH) CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE OF DASH) CERTIFICATION ECU ASSEMBLY (LEFT END OF DASH) CLS CLOSE COMBINATION METER COMPUTER DATA LINES SYSTEM D MPX-B 2 FUSE DCTY DOOR CONTROL RECEIVER (RIGHT REAR OF LUGGAGE COMPT) DOWN DOWN DRIVER SIDE J/B (LEFT END OF DASH) DRIVER'S DOOR ELECTRICAL KEY ANTENNA (RIGHT "C" PILLAR) ENGINE ROOM J/B 2 FUSE GND RSSI ASEL DATA +5 GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START J/C KEY LOCK KUL LEFT FRONT MULTIPLEX NETWORK DOOR ECU LOCK ASSEMBLY LSWE MAIN BODY ECU (LEFT END OF DASH) MASTER IND MICRO COMPUTER MPX-B NCA WIRE OPN OPN DWN CLS UP P-J/B FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PNK KL WIRE PNK WIRE RDA ASEL RSSI CANP CANN RED WIRE S/ROOF FUSE SLIDING ROOF CONTROL SWITCH OVERHEAD MODULE (ROOF CONSOLE) SLIDING ROOF ECU (ROOF CONSOLE) SUPPLY POWER UL KEY UNLOCK UP UP WHT WIRE WHT/BLK WIRE YEL WIRE

15 22 6 IG 27 2 STSW STAR BATTERY BLK WIRE BLU WIRE BRN WIRE CHARGING CIRCUIT D-ACC FUSE DRIVER SIDE J/B (LEFT END OF DASH) ECU-IG FUSE ELECTRIC POWER CONTROL ECU (RIGHT END OF DASH) ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 2 (RIGHT SIDE OF ENGINE COMPT) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ D-ACC RELAY ENERGIZED JUNCTION CONNECTOR MAIN BODY ECU (LEFT END OF DASH) PARK/NEUTRAL POSITION SWITCH (RIGHT SIDE OF TRANSMISSION) PASSENGER SIDE J/B (RIGHT END OF DASH) RED WIRE RELAY ENERGIZED ST CUT RELAY ST FUSE ST RELAY STARTER STR+ STSW WHT WIRE WHT/BLK WIRE YEL WIRE

+B BATT BLK WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BRN WIRE CAN (+) COMPUTER DATA LINES SYSTEM CONSOLE SWITCH E/G ECU-IG FUSE EFI FUSE EFI MAIN 2 RELAY EFI MAIN FUSE EFI MAIN RELAY EFI- MAIN 2 FUSE ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SWITCH ENGINE CONTROLS SYSTEM ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 2 (RIGHT SIDE OF ENGINE COMPT) ETCS FUSE FUSE GRN WIRE GRN/RED WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN ON OR START J/B 4 (RIGHT SIDE OF DASH) MPX PASSENGER SIDE J/B (RIGHT END OF DASH) PNK WIRE RED WIRE STARTING/ CHARGING SYSTEM STP STA TRANSMISSION CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE YEL WIRE

1 4 3 ES SIG MPX 2 14 1 9 8 17 WIG 3 4 CANP CANN ASSEMBLY (WASHER FLUID RESERVOIR) BLK WIRE BLU WIRE BRN WIRE CENTER JUNCTION BLOCK J/B 3 (RIGHT SIDE OF DASH) CENTER JUNCTION BLOCK J/B 5 (LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DRIVER SIDE J/B (LEFT END OF DASH) ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT) FUSE GRN WIRE HOT AT ALL TIMES HOT IN ON OR START IG CANP CANN PNK COMPUTER DATA LINES SYSTEM WIRE LEVEL WARNING SWITCH SCR+ LIN LT GRN WIRE MIST OFF AUTO LO MULTIPLEX NETWORK FRONT LIGHT ECU (RIGHT FRONT OF ENGINE COMPT) P-D/C CUT FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PNK WIRE RAIN SENSOR (TOP CENTER OF WINDSHIELD) RED WIRE S/M +2 S/S W+ VIO WIRE WASHER SWITCH WHT WIRE WHT/BLK WIRE WINDSHIELD WASHER MOTOR, PUMP ASSEMBLY (WASHER FLUID RESERVOIR) WINDSHIELD WIPER MOTOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) WINDSHIELD WIPER SWITCH ASSEMBLY WIP FUSE WIPER SWITCH