Lexus LS IV (2006-2012) (left side of dash) Wiring diagrams

14 13 PNK WIRE 16 15 11 10 FL+ FL- RR+ RR- BLK WIRE BLU WIRE BRN WIRE CENTER JUNCTION BLOCK J/B 5 (LEFT SIDE OF DASH) COMBINATION METER COMPUTER DATA LINES SYSTEM D MPX-B 2 FUSE DRIVER SIDE J/B (LEFT END OF DASH) ENGINE GRN WIRE HOT AT ALL TIMES HOT IN ON OR START LEFT FRONT SPEED SENSOR LEFT REAR SPEED SENSOR MICRO COMPUTER ORG/ WIRE P-D/C CUT FUSE P-J/B ROOM J/B 2 FUSE (RIGHT SIDE OF ENGINE COMPT) PASSENGER SIDE J/B (RIGHT END OF DASH) PNK WIRE POWER SUPPLY RED WIRE RIGHT FRONT SPEED SENSOR RIGHT REAR SPEED SENSOR RL- RL+ FR- FR+ SKID CONTROL ECU ASSEMBLY (LEFT REAR OF ENGINE COMPT) STOP FUSE STOP LIGHT SWITCH ASSEMBLY (LEFT SIDE OF DASH) VIO WIRE W/ VEHICLE DYNAMICS INTEGRATED MANAGEMENT W/O VEHICLE DYNAMICS INTEGRATED MANAGEMENT WHT WIRE WHT/BLK WIRE YEL WIRE

14 13 PNK WIRE 16 15 11 10 FL+ FL- RR+ RR- BLK WIRE BLU WIRE BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM D MPX-B 2 FUSE DRIVER SIDE J/B (LEFT END OF DASH) ENGINE GRN WIRE HOT AT ALL TIMES HOT IN ON OR START LEFT FRONT SPEED SENSOR LEFT REAR SPEED SENSOR MICRO COMPUTER P-J/B ROOM J/B 2 FUSE (RIGHT SIDE OF ENGINE COMPT) PASSENGER SIDE J/B (RIGHT END OF DASH) PNK WIRE RED WIRE RIGHT FRONT PAD WEAR INDICATOR SWITCH/ RIGHT FRONT SPEED SENSOR RIGHT REAR SPEED SENSOR RL- RL+ FR- FR+ SKID CONTROL ECU ASSEMBLY (LEFT REAR OF ENGINE COMPT) STOP FUSE STOP LIGHT SWITCH ASSEMBLY (LEFT SIDE OF DASH) SUPPLY POWER VIO WIRE W/ VEHICLE DYNAMICS INTEGRATED MANAGEMENT W/O VEHICLE DYNAMICS INTEGRATED MANAGEMENT WHT WIRE WHT/BLK WIRE YEL WIRE

AGND ANTENNA COIL ASEL RDA RSSI AGND BLK WIRE BLU WIRE BZRG CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE OF DASH) CERTIFICATION ECU ASSEMBLY (LEFT END OF DASH) CODE COMPUTER DATA LINES SYSTEM CUTB DRIVER SIDE J/B (LEFT END OF DASH) GRN WIRE HOT AT ALL TIMES INDOOR LUGGAGE ELECTRICAL KEY OSCILLATOR INDS INDW LT GRN WIRE ORG/ WIRE PASSENGER SIDE J/B (RIGHT END OF DASH) PNK PNK WIRE PNK WIRE POWER SWITCH RED WIRE SECURITY FUSE SWIL TXCT TXCT CODE LIN VIO WIRE WHT WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER CONTROLLER (LEFT SIDE OF DASH) 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

8 9 29 30 CANL CANH 9 10 13 14 CAN- CAN+ CANL CANH BLK WIRE BLU WIRE BRN WIRE GRN WIRE MILLIMETER WAVE RADAR SENSOR ASSEMBLY (CENTER OF FRONT GRILLE) OBJECT RECOGNITION ECU (RIGHT REAR OF LUGGAGE COMPT) RED WIRE SKID CONTROL ECU ASSEMBLY (LEFT REAR OF ENGINE COMPT) ST-PLUG SUSPENSION SYSTEM SYSTEM W/ ACTIVE STABILIZER SUSPENSION W/O ACTIVE STABILIZER WHT WIRE WHT/BLK WIRE YEL 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

11 12 13 14 FSR+ FSR- BSW BGND 13 22 CANH CANL 22 16 FSR- FSR+ AIR BAG ECU ASSEMBLY (UNDER CENTER FLOOR CONSOLE) BLK WIRE BLU WIRE BRN WIRE BUCKLE SWITCH CAN I/F CENTER JUNCTION BLOCK J/B 5 (LEFT SIDE OF DASH) COMBINATION METER COMPUTER DATA LINES SYSTEM DISPLAY, NAVIGATION MODULE DISPLAY DRIVER'S SEAT BELT IND FRONT PASSENGER'S SEAT BELT WARNING LIGHT FUSE GRN WIRE HOT AT ALL TIMES DRIVER SIDE J/B (LEFT END OF DASH) D MPX-B 1 FUSE HOT IN ON OR START LEFT FRONT SEAT INNER BELT SWITCH (UNDER DRIVER'S SEAT) LT BLU WIRE MICRO COMPUTER OCCUPANT DETECTION ECU (UNDER FRONT PASSENGER'S SEAT) P-J/B FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PBEW PNK WIRE POWER SUPPLY RED WIRE RIGHT FRONT SEAT INNER BELT ASSEMBLY SKID CONTROL ECU ASSEMBLY (LEFT REAR OF ENGINE COMPT) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 IG 22 23 CANP CANN BLK WIRE BLU WIRE BRN WIRE CANN CANP GND INSW RDA CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE OF DASH) COMBINATION METER COMPUTER DATA LINES SYSTEM FUSE HOT AT ALL TIMES DRIVER SIDE J/B (LEFT END OF DASH) D MPX-B 2 FUSE HOT IN ON OR START MASTER IND MICRO COMPUTER P-J/B FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PNK WIRE POWER SUPPLY RED WIRE TIRE PRESSURE IND TIRE PRESSURE WARNING ANTENNA, RECEIVER (CENTER REAR OF ROOF) TIRE PRESSURE WARNING ECU (RIGHT END OF DASH) TIRE PRESSURE WARNING RESET SWITCH VIO WIRE WHT WIRE YEL WIRE

13 14 COMPUTER DATA LINES SYSTEM CANL CANH 15 16 CANN CANP 15 22 6 IG 28 20 CANN CANP 4 17 PGND SG 5 6 24 22 20 9 2 1 7 CANL CANH LOPN LCTY PAWL BDCY LCM+ LCM- HALF BLK WIRE BLU WIRE CENTER JUNCTION BLOCK J/B 3 (RIGHT SIDE OF DASH) CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE OF DASH) CLS COMPUTER DATA LINES SYSTEM CTY D-ACC FUSE ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) FSM FUEL FUEL LID COURTESY SWITCH FUEL LID WITH MOTOR LOCK ASSEMBLY (BEHIND LEFT REAR WHEELWELL) FUEL OPN FUSE FUO FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START LGLB LT GRN WIRE LUGGAGE 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 COMPARTMENT LID) LUGGAGE DOOR OPENING SWITCH ASSEMBLY LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) MAIN BODY ECU DRIVER SIDE J/B (LEFT END OF DASH) MPXB OPN PASSENGER SIDE J/B (RIGHT END OF DASH) PNK LIDO WIRE PNK WIRE POWER TRUNK LID CONTROL ECU (LEFT SIDE OF LUGGAGE COMPT) REAR JUNCTION BLOCK ECU RED WIRE RED/BLK WIRE RR MPX B 1 FUSE RR MPX-B 2 FUSE TKUL TMSW TSW VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE