Lexus LS IV (2006-2012) system Wiring diagrams

1 2 3 4 5 6 TRG- 24 6 18 19 17 16 15 14 25 DCTY 5 6 15 16 9 14 CANH CANL CANN CANP SPD 6 22 15 23 5 25 11 17 14 ALTB BDR BDRJ BLK WIRE BLU WIRE BRN WIRE CANN CANP CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE OF DASH) CGBI CGBO CLGI CLGO COMPUTER DATA COMPUTER DATA LINES SYSTEM CPUB D-ACC FUSE DLE DOOR 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 IG STP INDS INDW SWIL PNK WIRE INSTRUMENT CLUSTER SYSTEM EXTERIOR LIGHTS SYSTEM LEFT FRONT DOOR COURTESY SWITCH (LEFT "B" PILLAR) LEFT REAR DOOR COURTESY SWITCH (LEFT "C" PILLAR) LINES SYSTEM LOCK LSW LSWE LT BLU WIRE LT GRN WIRE MAIN BODY ECU (LEFT END OF DASH) ORG/ WIRE OSCB OSCE PCTY PML PMUL PNK WIRE POWER WINDOWS) PWE PWS RCTY RED WIRE RIGHT FRONT CONTROL SWITCH ASSEMBLY RIGHT FRONT DOOR COURTESY SWITCH (RIGHT "B" PILLAR) RIGHT FRONT DOOR OUTSIDE HANDLE (FRONT PASSENGER'S DOOR) RIGHT FRONT DOOR W/ MOTOR LOCK ASSEMBLY (FRONT PASSENGER'S RIGHT FRONT MULTIPLEX NETWORK DOOR ECU (FRONT PASSENGER'S DOOR) RIGHT REAR DOOR COURTESY SWITCH (RIGHT "C" PILLAR) RIGHT SECURITY INDICATOR SEL SEL CLGB SENS GND PNK WIRE SENS SHIFT INTERLOCK SYSTEM SID- SIDI SIG SLP SLR+ STOP FUSE SYSTEM TRG+ TRG- CLG TRNL TRNR LCTY UNLOCK UNLOCK DETECTION SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BDR BLK WIRE BLU WIRE BRN WIRE CAN CONTROLLER CPU CAN I/F CANN CANP CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE OF DASH) CGBO CLGI CLGO COMBINATION METER COMPUTER CPUB DATA LINES ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES PASSENGER SIDE J/B (RIGHT END OF DASH) HOT IN ON OR START LEFT REAR DOOR ELECTRICAL KEY OSCILLATOR (LEFT REAR DOOR OUTSIDE HANDLE) LEFT REAR DOOR LOCK ASSEMBLY (LEFT REAR DOOR) LEFT REAR DOOR OUTSIDE HANDLE (INSIDE REAR OF LEFT REAR DOOR) LEFT REAR MULTIPLEX NETWORK DOOR ECU (LEFT REAR DOOR) LSW LSWE LT GRN WIRE LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) MASTER IND ORG/ WIRE OSCB OSCE P DOOR 1 FUSE P DOOR 2 FUSE P-D/C CUT FUSE P-J/B FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PNK WIRE POWER SUPPLY DRIVER RED WIRE RR MPX-B 2 FUSE SEL SEL CLGB SENS GND PNK WIRE SENS SIG SYSTEM TRG+ TRG- 2 3 4 5 6 TRG- CLG UNLOCK DETECTION SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 TRG- BCUT BDR BDRJ BLK WIRE BLU WIRE BRN WIRE CANN CANP CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE OF DASH) CGBI CGBO CLGI CLGO COMPUTER DATA CONTROL CIRCUIT DOOR LOCK SWITCH CPBJ CPUB D DOOR 1 FUSE D DOOR 2 FUSE D MPX-B 1 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES DRIVER SIDE J/B (LEFT END OF DASH) D RR DOOR FUSE KUL LEFT FRONT DOOR ELECTRICAL KEY OSCILLATOR (DRIVER'S DOOR OUTSIDE HANDLE) LEFT FRONT DOOR OUTSIDE HANDLE (DRIVER'S DOOR) LEFT FRONT DOOR W/ MOTOR LOCK ASSEMBLY (DRIVER'S DOOR) LEFT FRONT MULTIPLEX NETWORK DOOR ECU (DRIVER'S DOOR) LEFT SECURITY INDICATOR LINES SYSTEM LSW LSWE LT GRN WIRE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY OF DASH) ORG/ WIRE OSCB OSCE P MPX B FUSE PASSENGER SIDE J/B (RIGHT END PNK WIRE POWER WINDOWS) PWE RED WIRE SEL SEL CLGB SENS GND PNK WIRE SENS SGND SID- SIDI SIG SYSTEM TRG+ TRG- CLG UNLOCK DETECTION SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BDR BLK WIRE BLU WIRE BRN WIRE CANN CANP CGBO CLGI CLGO COMPUTER CPUB DATA LINES FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START LSW LSWE LT GRN WIRE ORG/ WIRE OSCB OSCE P RR DOOR FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PNK WIRE RED WIRE RIGHT REAR DOOR ELECTRICAL KEY OSCILLATOR (RIGHT REAR DOOR OUTSIDE HANDLE) RIGHT REAR DOOR LOCK ASSEMBLY (RIGHT REAR DOOR) RIGHT REAR DOOR OUTSIDE HANDLE (RIGHT REAR DOOR) RIGHT REAR MULTIPLEX NETWORK DOOR ECU (RIGHT REAR DOOR) SEL SEL CLGB SENS GND PNK WIRE SENS SIG SYSTEM TRG+ TRG- 2 3 4 5 6 TRG- CLG UNLOCK DETECTION SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

ANT ASEL BATB BLK WIRE BLU WIRE BZR CANN CANP CLGB COMPUTER DATA DATA LINES DOOR CONTROL RECEIVER (RIGHT REAR OF LUGGAGE COMPT) ECU-B FUSE ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT) FMIG FR CTR BAT FUSE FR CTRL ALT FUSE FUSE GRN WIRE HDCY HORH HORL HORNS HOT AT ALL TIMES HOT IN ON OR START LT GRN WIRE MULTIPLEX NETWORK FRONT LIGHT ECU (RIGHT FRONT OF ENGINE COMPT) NCA WIRE ORG/ WIRE OUTSIDE LUGGAGE ELECTRICAL KEY ANTENNA (RIGHT SIDE OF REAR BUMPER) PNK WIRE RED WIRE RSSI SECURITY COURTESY SWITCH (FRONT OF ENGINE COMPT) SECURITY HORN ASSEMBLY (LEFT REAR OF ENGINE COMPT) SYSTEM SYSTEMS VIO WIRE WHT WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER (LEFT REAR CORNER OF ENGINE COMPT) 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

BDR BLK WIRE BLU WIRE BRN WIRE CANN CANP CGBO CLGI CLGO COMPUTER CONTROL CIRCUIT DOOR LOCK SWITCH CPSE CPUB DATA LINES FORMER POSITION SW FUSE GRN WIRE GRY WIRE H/FU HANDLE SW HNDL HOT AT ALL TIMES HOT IN ON OR START INIT J/B 4 (RIGHT SIDE OF DASH) LEFT SECURITY INDICATOR LOCK KEY LSW LSWE LT GRN WIRE ORG/ WIRE OSCB OSCE P MPX B FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PNK WIRE POLE POLE SW POWER WINDOW REGULATOR MASTER SWITCH RED WIRE RIGHT REAR DOOR CLOSER MOTOR (FRONT OF RIGHT REAR DOOR) RIGHT REAR DOOR CONTROL ECU (INSIDE RIGHT REAR DOOR) RIGHT REAR DOOR ELECTRICAL KEY OSCILLATOR (RIGHT REAR DOOR OUTSIDE HANDLE) RIGHT REAR DOOR LOCK MOTOR (REAR OF RIGHT REAR DOOR) RIGHT REAR DOOR OUTSIDE HANDLE (RIGHT REAR DOOR) SECONDARY/ FULL LATCH SW SEL SEL CLGB SENS GND PNK WIRE SENS SIG STOP SYSTEM TEMPORARY LATCH SW LATCH SW TRG+ TRG- 2 3 4 5 6 TRG- CLG UNLOCK DETECTION SW UNLOCK DETECTION SWITCH UNLOCK KEY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

ASEL BATB BLK WIRE BLU WIRE BZR CANN CANP CLGB COMPUTER DATA DATA LINES DOOR CONTROL RECEIVER (RIGHT REAR OF LUGGAGE COMPT) ECU-B FUSE ELECTRICAL KEY ANTENNA ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT) FMIG FR CTR BAT FUSE FR CTRL ALT FUSE FRONT CONTROLLER (RIGHT FRONT OF ENGINE COMPT) FUSE GRN WIRE HDCY HOOD COURTESY SWITCH (FRONT CENTER OF ENGINE COMPT) HORH HORL HORNS HOT AT ALL TIMES HOT IN ON OR START LT GRN WIRE ORG/ WIRE OUTSIDE LUGGAGE ELECTRICAL KEY ANTENNA (RIGHT SIDE OF REAR BUMPER) P RR DOOR FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PNK WIRE RED WIRE RSSI SECURITY HORN (LEFT REAR OF ENGINE COMPT) SYSTEM SYSTEMS VIO WIRE WHT WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER (LEFT REAR OF ENGINE COMPT) 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

BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES DISC PLAYER ASSEMBLY, HEADPHONE TERMINAL DISC PLAYER CONTROLLER GRN WIRE GRY WIRE LEFT HEADPHONE TERMINAL LT BLU WIRE LT GRN WIRE MI+ MO- MULTIMEDIA INTERFACE ECU (RIGHT FRONT OF LUGGAGE COMPT) NCA WIRE NTSC ORG/ WIRE RED WIRE RIGHT HEADPHONE TERMINAL SGND SYSTEM UDI- UESG ULO+ UPO URO+ VGN VIO WIRE VLI VRI WHT WIRE WHT/BLK WIRE WUI YEL WIRE