Lexus LS IV (2006-2012) main body ecu Wiring diagrams

A/C AMPLIFIER A/C AMPLIFIER SHIELD A/C INFRARED RAYS SENSOR AIR BAG ECU ASSEMBLY AIRBAG ECU ASSEMBLY SHIELD BLK WIRE BRN WIRE CENTER JUNCTION BLOCK J/B 3 (RIGHT SIDE OF DASH) CENTER JUNCTION BLOCK J/B 5 (LEFT SIDE OF DASH) CENTER JUNCTION BLOCK J/B 5 COMBINATION METER SHIELD CLOCK ASSEMBLY COMBINATION METER CONSOLE POWER TILT BOX LIGHT MOTOR SUB- ASSEMBLY D-ACC RELAY RELAY DCM (TELEMATICS TRANSCEIVER) DISPLAY, NAVIGATION MODULE DISPLAY SHIELD DRIVER MONITOR ECU ASSEMBLY ELECTRIC PARKING BRAKE SWITCH ASSEMBLY FRONT CIGARETTE LIGHTER GLOVE BOX ILLUMINATION LIGHT HEADLIGHT DLC 3 SHIFT SWIVEL LOCK CONTROL MAIN ECU SWITCH HEADLIGHT SWIVEL ECU ASSEMBLY SHIELD ID CODE BOX J/C JUNCTION CONNECTOR SHIELD LEFT FRONT SEAT CLIMATE CONTROL SWITCH LUGGAGE COMPARTMENT DOOR OPENING CANCEL SWITCH ASSEMBLY MAIN BODY ECU MAIN BODY JUNCTION ECU CONNECTOR SHIELD SHIELD MAIN CERTIFICATION BODY ECU ECU ASSEMBLY SHIELD SHIELD MULTIPLEX OUTER TILT, MIRROR TELESCOPIC ECU SWITCH SHIELD ASSEMBLY SHIELD MULTIPLEX TILT, TELESCOPIC ECU OUTER MIRROR SWITCH ASSEMBLY OVERHEAD MODULE POWER OUTLET PRE-COLLISION SYSTEM CANCEL SWITCH ASSEMBLY ROOF CONTROL RIGHT FRONT BOX SEAT ASSEMBLY CLIMATE CONTROL SWITCH SHIELD SHORT CONNECTOR (CIGARETTE LIGHTER) (LEFT CENTER OF DASH) SHORT CONNECTOR (HEIGHT CONTROL) SLIDING ROOF CONTROL ECU SPIRAL CABLE SUB-ASSEMBLY STEERING LOCK ACTUATOR ASSEMBLY STEERING SENSOR STEERING SENSOR SHIELD SUSPENSION CONTROL ECU TURN SIGNAL FLASHER ASSEMBLY WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YAW RATE JUNCTION COMBINATION SENSOR CONNECTOR METER SHIELD SHIELD SHIELD

BLK WIRE BLU WIRE CANN CANP CENTER JUNCTION BLOCK J/B 3 (RIGHT SIDE OF DASH) CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE OF DASH) CENTER JUNCTION BLOCK J/B 5 (LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM COURTESY SWITCH D-ACC FUSE DCM (TELEMATICS DCTY DRIVER SIDE J/B (LEFT END OF DASH) FUEL SENDER GAUGE (LEFT SIDE OF FUEL TANK) FUEL SENDER GAUGE (SUB) (RIGHT SIDE OF FUEL TANK) FUSE GRN WIRE HOT AT ALL TIMES HOT W/ HOT W/ D-ACC RELAY ENERGIZED J/C LCTY LEFT FRONT PAD WEAR INDICATOR SWITCH LEFT REAR DOOR COURTESY SWITCH (LEFT "C" PILLAR) LEFT REAR PAD WEAR INDICATOR SWITCH LT BLU WIRE LT GRN WIRE MAIN BODY ECU PASSENGER SIDE J/B (RIGHT END OF DASH) PCTY PNK WIRE RCTY RED WIRE RIGHT FRONT DOOR COURTESY SWITCH (RIGHT "B" PILLAR) RIGHT FRONT PAD WEAR INDICATOR SWITCH/ RIGHT REAR DOOR COURTESY SWITCH (RIGHT "C" PILLAR) RIGHT REAR PAD WEAR INDICATOR SWITCH SPDP STEREO COMPONENT AMPLIFIER ASSEMBLY (RIGHT REAR OF LUGGAGE COMPT) TRANSCEIVER) (RIGHT END OF DASH) VIO WIRE WHT WIRE WHT/BLK WIRE

15 16 CANN CANP 23 24 PNK MSW- MSW+ WIRE 3 4 REAR CIGARETTE LIGHTER ILLUMINATION ILL+ ILL- 4- SEATER 5- SEATER 6 22 ALTB 8 16 PANL ACAN ASSEMBLY 2 (BASE OF LEFT "C" PILLAR) BLK WIRE BLU WIRE CENTER JUNCTION BLOCK J/B 3 CENTER JUNCTION BLOCK J/B 3 (RIGHT SIDE OF DASH) CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM D RR DOOR DOOR 2 FUSE FUSE D S/HTR FUSE D-ACC FUSE DCM (TELEMATICS TRANSCEIVER) (RIGHT END ILL+ OF DASH) DOOR 1 FUSE DRIVER SIDE J/B DRIVER SIDE J/B (LEFT END OF DASH) ELECTRIC SHIFT PARKING POSITION BRAKE INDICATOR SWITCH ASSEMBLY FUSE FUSIBLE LINK BLOCK GARAGE DOOR OPENER SWITCH GRN WIRE GRY WIRE HEADLIGHT SWIVEL MAIN SWITCH HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START INTERIOR LIGHT SWITCH J/C LEFT FRONT MULTIPLEX NETWORK DOOR ECU (DRIVER'S DOOR) LEFT FRONT SEAT CLIMATE CONTROL SWITCH LEFT FRONT SEAT MEMORY SWITCH LH J/B DC/DC FUSE LIGHT REAR CIGARETTE LIGHTER ASSEMBLY LT GRN WIRE MAIN BODY ECU MAP LIGHT SWITCH MPX-B 1 FUSE ORG/ WIRE OVERHEAD MODULE (ROOF CONSOLE) PANEL FUSE PANEL RELAY PASSENGER SIDE J/B (RIGHT END OF DASH) PNK WIRE PNLI SIG POWER SWITCH RED WIRE RIGHT FRONT SEAT CLIMATE CONTROL SWITCH SEAT VIBRATOR SWITCH SLIDING ROOF CONTROL SWITCH SOS SWITCH SWIL WHT WIRE WHT/BLK WIRE YEL 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 6 5 CANN CANP CANL CANH 2 3 4 5 6 +5 DATA ASEL RSSI GND 2 7 OPN CTY CLS +B FSW M+ M- 28 20 CANN CANP 4 17 PGND SG ASEL BLK WIRE BLU WIRE BRN WIRE CANN CANP CENTER JUNCTION BLOCK J/B 3 CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE OF DASH) CERTIFICATION ECU ASSEMBLY (LEFT END OF DASH) COMPUTER DATA LINES SYSTEM D-ACC FUSE DATA LINES COMPUTER DOOR CONTROL RECEIVER (RIGHT REAR OF LUGGAGE COMPT) DRIVER SIDE J/B (LEFT END OF DASH) FUSE GRN WIRE HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START LCTY LGLB LOPN LPSW PAWL LT BLU WIRE LUGGAGE COMPARTMENT DOOR LOCK CYLINDER (CENTER REAR OF LUGGAGE COMPT LID) LUGGAGE COMPARTMENT DOOR OPENING CANCEL SWITCH ASSEMBLY LUGGAGE DOOR CLOSER ASSEMBLY (CENTER REAR OF LUGGAGE COMPT LID) LUGGAGE DOOR OPENING SWITCH ASSEMBLY LUGGAGE ELECTRICAL KEY SWITCH (CENTER REAR OF LUGGAGE COMPARTMENT LID) LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) MAIN BODY ECU MPXB PASSENGER SIDE J/B (RIGHT END OF DASH) POWER TRUNK LID CONTROL ECU (LEFT SIDE OF LUGGAGE COMPT) POWER TRUNK LID CONTROL SWITCH PTL FUSE REAR JUNCTION BLOCK ECU RED WIRE RED/BLK WIRE RR MPX B 1 FUSE RR MPX-B 2 FUSE RSSI SECURITY FUSE SYSTEM TKUL TMSW TSW VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 5 8 18 6 3 11 10 9 GND PWE BDRJ 1 2 5 8 3 11 6 18 10 9 GND PWE BDRJ 5 4 10 7 9 2 1 LED AUTO AUTO AUTO DOWN AUTO LED LIN AUTO UP BDR SIG BLK WIRE BLU WIRE BRN WIRE CANL CANH RSSI ASEL RDA CANN CANN CANP 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) COMPUTER DATA LINES SYSTEM CPUB CANN CANP D RR DOOR FUSE DCTY DOOR CONTROL RECEIVER (RIGHT REAR OF LUGGAGE COMPT) DOWN DOWN UP DRIVER SIDE J/B (LEFT END OF DASH) FUSE GND LED GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES P MPX-B FUSE HOT IN ON OR START LED LEFT REAR MULTIPLEX NETWORK DOOR ECU (LEFT REAR DOOR) LEFT REAR POWER REGULATOR WINDOW MOTOR ASSEMBLY (LEFT REAR DOOR) LEFT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LIN LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) MAIN BODY ECU NCA WIRE ORG/ WIRE P RR DOOR FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PASSENGER SIDE J/B (RIGHT SIDE OF DASH) RED WIRE RIGHT REAR MULTIPLEX NETWORK DOOR ECU (RIGHT REAR DOOR) RIGHT REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY (RIGHT REAR DOOR) RIGHT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY RR MPX-B 2 FUSE RSSI ASEL DATA +5 GND SGND SIG CPUB BDR WHT WIRE WHT/BLK WIRE YEL WIRE