Lexus LS IV (2006-2012) computer data lines system Wiring diagrams

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

10 9 8 16 6 3 11 1 2 5 13 CANN CANP 9 10 16 6 3 11 4 2 8 5 13 1 CANP CANN AUTO AUTO DOWN AUTO UP BDR SIG CPUB BCUT PWE BDR SIG CPUB GND PWE BDRJ BDRJ BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CONTROL CIRCUIT D DOOR 1 FUSE D MPX-B 1 FUSE DOWN DRIVER DRIVER SIDE SIDE UP SWITCH DOWN SWITCH DRIVER FRONT SIDE PASSENGER AUTO SWITCH SIDE CONTROL SWITCH FUSE GND LED UP GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES DRIVER SIDE J/B (LEFT END OF DASH) D DOOR 2 FUSE HOT IN ON OR START KEY UNLOCK LED LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LEFT FRONT DOOR W/ MOTOR LOCK ASSEMBLY LEFT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY (DRIVER'S DOOR) HALL IC LEFT REAR SIDE CONTROL SWITCH LIN MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY ORG/ WIRE P DOOR 1 FUSE P DOOR 2 FUSE P MPX B FUSE P-D/C CUT FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PNK KEY LOCK WIRE PNK KL LSWE KUL WIRE RED WIRE RIGHT FRONT MULTIPLEX NETWORK DOOR ECU (FRONT PASSENGER'S DOOR) RIGHT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY (FRONT PASSENGER'S DOOR) RIGHT FRONT POWER WINDOW REGULATOR SWITCH ASSEMBLY RIGHT REAR SIDE CONTROL SWITCH SGND SGND CPBJ VIO WIRE WHT WIRE WHT/BLK WIRE WINDOW LOCK SWITCH 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

BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DCM DISPLAY, NAVIGATION MODULE DISPLAY ENGINE ROOM R/B 5 (RIGHT FRONT OF ENGINE COMPT) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START INSTRUMENT CLUSTER SYSTEM LEFT FRONT SPEAKER ASSEMBLY 2 LT BLU WIRE LT GRN WIRE MACC MCI- MCO- MCVD MI+ MICROPHONE, MICROPHONE AMPLIFIER MIN MO- MUTE NCA WIRE ORG/ WIRE P-ACC FUSE PASSENGER SIDE J/B PNK WIRE RADIO (RIGHT END OF DASH) FUSE REAR SEAT ENTERTAINMENT CIRCUIT REAR SEAT ENTERTAINMENT CIRCUIT GPS ANTENNA RED WIRE REV RIGHT FRONT SPEAKER ASSEMBLY 2 RSE SGND SLDI SLDO SPI+ SPO- SWG UGND USB USBG USBV VIO WIRE VMTR VOR- VOT+ W/ LEXUS ENFORM OR SAFETY CONNECT W/ REAR SEAT ENTER- TAINMENT SYSTEM W/ REAR SEAT ENTERTAINMENT SYSTEM W/O LEXUS ENFORM OR SAFETY CONNECT W/O REAR SEAT ENTERTAINMENT SYSTEM WHT WIRE WHT/BLK WIRE WUO YEL WIRE

1 2 3 4 5 6 7 8 AGND VV+ VAR+ VAL+ SG VV- VA- ADPG 28 20 CANN CANP 31 32 TX+ TX- 6 5 CANL CANH AGND ALI ALO ARI ARO ARON AIR ASGN AUTO AUXI AUXO BLK WIRE BLU WIRE BRN WIRE CENTER JUNCTION BOX 3 (RIGHT SIDE OF DASH) COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM REAR SEAT COMPUTER DATA LINES SYSTEM REAR SEAT ENTERTAINMENT CIRCUIT DISPLAY, NAVIGATION MODULE DISPLAY DRIVER SIDE J/B ELECTRIC PARKING BRAKE SWITCH ENTERTAINMENT CIRCUIT GRN WIRE GRY WIRE IEEE IEEE CONNECTOR (LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE LUGGAGE COMPT) MAIN BODY ECU (LEFT END OF DASH) MI+ MO- MULTI-MEDIA MODULE NAVIGATION ASSEMBLY (W/ DVD) NCA WIRE NTSC NTSC VV+ NTSO ORG/ WIRE PARKING ASSIST ECU (RIGHT END OF DASH) PARKING BRAKE ECU ASSEMBLY (LEFT SIDE OF LUGGAGE COMPT) PKBO PNK WIRE PULL PUSH QUARTER PANEL) RADIO ANTENNA RADIO RECEIVER ASSEMBLY REAR JUNCTION BLOCK ECU REAR SEAT ENTERTAINMENT CIRCUIT RED WIRE SG VV- SGND SLD SLDI STEREO JACK ADAPTER SUPPLEMENTAL RESTRAINTS SYSTEM SYSTEM UDI- UDO+ UESG UJSG ULO+ UPO URO+ VGN VIO WIRE VLI VRI W/ HDD WHT WIRE WHT/BLK WIRE WUI WUO YEL WIRE

ADPG BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM GRN WIRE GRY WIRE HPIL LEFT HEADPHONE TERMINAL LT BLU WIRE LT GRN WIRE MULTI-MEDIA INTERFACE ECU (RIGHT FRONT OF LUGGAGE COMPT) NCA WIRE ORG/ WIRE RED WIRE RIGHT HEADPHONE TERMINAL SGND UDI- UESG ULO+ UPO URO+ VA- VAL+ VAR+ VGN VIDEO TERMINAL VIO WIRE VLI VRI VV- WHT WIRE YEL WIRE

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

4 8 PNK WIRE 7 3 2 MPX CANN CANP COMPUTER DATA LINES SYSTEM BLK WIRE BLK/WHT WIRE BLU WIRE BLU/ GRN WIRE BLU/RED BLU/WHT WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CBI CEI CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE OF DASH) CENTER JUNCTION BLOCK J/B 5 (LEFT SIDE OF DASH) CLK+ COMBINATION METER COMBINATION SWITCH ASSEMBLY COMPUTER DATA LINES SYSTEM DRIVER SIDE J/B (LEFT END OF DASH) DRNA DRNC DRND DRNE DRNG ENGINE COMPT) GCS GCSG GENERATOR REVOLUTION SENSOR GMT GMTG GRF GRFG GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GSN GSN GSNG GCS GCSG GRF GRFG GSNG HSDN HTM- HYBRID MODE SELECT SWITCH I/F I/F ILK IND INVERTER J/C LT GRN WIRE MASTER MCS MCSG MICRO COMPUTER MMT MMTG MOTOR GENERATOR 1 (REAR OF ENGINE COMPT) MOTOR GENERATOR 2 (REAR OF ENGINE COMPT) MOTOR REVOLUTION SENSOR MPX MRF MRFG MSN MSNG MSNG MCSG MRF MCS MSN MRFG MTH+ NCA WIRE ORG/ WIRE OUTER MIRROR SWITCH ASSEMBLY PASSENGER SIDE J/B (RIGHT END OF DASH) PNK WIRE RED WIRE RED/WHT WIRE REQ+ VIO WIRE WHT WIRE WHT/BLK WIRE WITH CONVERTER INVERTER ASSEMBLY YEL WIRE YEL/GRN WIRE