Lexus LS IV (2006-2012) multiplex network front light ecu (right front of engine compt) Wiring diagrams

20 21 COMPUTER DATA LINES SYSTEM 30 24 23 SHRL 7 1 2 8 6 5 HEAD AIR SUSPENSION CONTROL ECU (RIGHT END OF DASH) ASF OFF IND BLK WIRE BLU WIRE BRN WIRE CANN CANP PNK WIRE CENTER JUNCTION BLOCK J/B 3 (RIGHT SIDE OF DASH) 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) E/G ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT) FMIG HEAD FUSE GRN WIRE GRY WIRE HEAD AUTO HEAD LIGHT SWIVEL MAIN SWITCH HEADLAMP LEVELING MOTOR HEADLAMP SWIVEL MOTOR HEADLIGHT DIMMER SWITCH ASSEMBLY HEADLIGHT SWIVEL ECU ASSEMBLY (RIGHT KICK PANEL) HOT AT ALL TIMES HOT IN ON OR START LED DRIVER HEADLAMP MODULE SWIVEL MOTOR LED DRIVER MODULE LEFT FRONT HEIGHT CONTROL SENSOR SUB-ASSEMBLY (INSIDE LEFT FRONT WHEELWELL) LEFT HEADLIGHT ASSEMBLY LEFT REAR HEIGHT CONTROL SENSOR LH E LH- RH- SML LH+ LHM+ LIGHT CONTROL SWITCH LT BLU WIRE LT GRN WIRE MASTER IND MOCRO COMPUTER MPXB MSW MULTIPLEX NETWORK FRONT LIGHT ECU (RIGHT FRONT OF ENGINE COMPT) OFF TAIL ORG/ WIRE P-D/C (RIGHT END CUT OF DASH) FUSE P-J/B FUSE PASSENGER SIDE J/B PASSENGER SIDE J/B (RIGHT END OF DASH) PNK INL INR WIRE PNK WIRE POWER SUPPLY RED WIRE RH E RHM + RIGHT HEADLIGHT ASSEMBLY SGR SHB SHFL SHFL SBR SHRL SHG SHRL SMBL SMBR SMGL SMGL SMGR SMGR SML SMR SMR RH+ CANH CANL IGS IG PNK WIRE VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

4-SEATER 5-SEATER 4-SEATER, 5-SEATER W/ POWER SEAT A/C PRESSURE SENSOR (LIQUID TUBE SUB-ASSEMBLY) (LEFT FRONT OF ENGINE COMPT) AMBIENT TEMPERATURE SENSOR (LEFT SIDE OF BUMPER FASCIA) BDR BLK WIRE BLU WIRE CANN CANP COMPUTER DATA LINES SYSTEM CPUB DGS DGSE EXHAUST GAS SENSOR (FRONT CENTER OF ENGINE COMPT) FUSE HOT AT ALL TIMES HOT AT ALL TIMES DRIVER D RR DOOR FUSE SIDE J/B (LEFT END OF DASH) HOT AT ALL TIMES P RR DOOR FUSE HOT AT ALL TIMES RR MPX B 2 FUSE HOT IN ON OR START LEFT REAR ROOM TEMPERATURE SENSOR (W/ REAR AIR CONDITIONING) (LEFT REAR DOOR) LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) MULTIPLEX NETWORK FRONT LIGHT ECU (RIGHT FRONT OF ENGINE COMPT) P MPX B FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PRS RCLN REAR A/C SWITCH REAR CONSOLE SWITCH RED WIRE RIGHT REAR MULTIPLEX NETWORK DOOR ECU (RIGHT REAR DOOR) RIGHT REAR ROOM TEMPERATURE SENSOR (W/ REAR AIR CONDITIONING) (RIGHT REAR DOOR) SIG TME TRAD TRE VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

A/C PRESSURE SENSOR (LIQUID TUBE SUB-ASSEMBLY) (LEFT FRONT OF ENGINE COMPT) BLK WIRE BLU WIRE BRN WIRE CANP CANN COMPUTER DATA LINES SYSTEM COOLING FAN ECU COOLING FAN MOTOR (MAIN) (LEFT SIDE OF RADIATOR) COOLING FAN MOTOR (SUB) (RIGHT SIDE OF RADIATOR) E.F.I. ENGINE COOLANT TEMPERATURE SENSOR (FRONT LEFT OF ENGINE) E/G ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 5 (RIGHT FRONT OF ENGINE COMPT) FAN 1 FUSE FAN 1 RELAY FUSE GRN WIRE HOT AT ALL TIMES FUSIBLE LINK BLOCK ASSEMBLY 1 (RIGHT REAR OF ENGINE COMPT) HOT IN ON OR START J/C MULTIPLEX NETWORK FRONT LIGHT ECU (RIGHT FRONT OF ENGINE COMPT) RED/BLU WIRE SG PRS WHT WIRE WHT/BLK WIRE

1 2 3 4 5 6 7 8 IG LR LL 16 15 24 23 SIDR CRAR SIDL CRAL BLK WIRE BLK/YEL WIRE BLU WIRE BRN WIRE CANN CANP CANP CANN FMIG CENTER JUNCTION BLOCK J/B 3 (RIGHT SIDE OF DASH) CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE OF DASH) COMBINATION METER COMPUTER DATA LINES SYSTEM D MPX-B 1 FUSE DIODE (TURN SIGNAL) (LEFT END OF DASH) DRIVER SIDE J/B (LEFT END OF DASH) E/G ECU-B FUSE ENERGIZED ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT) FR CTRL ALT FR CTRL BAT FUSE GRN WIRE GRY WIRE HAZ FUSE HAZ TURN SIGNAL FLASHER ASSEMBLY (LEFT SIDE OF DASH) HOT AT ALL TIMES HOT AT ALL TIMES DRIVER SIDE J/B (LEFT END OF DASH) STOP FUSE I/F POWER SUPPLY J/C LEFT OUTER REAR VIEW MIRROR (AT MIRROR) LEFT TURN IND LIGHT HEADLIGHT ASSEMBLY LT BLU WIRE LT GRN WIRE MARKER MASTER IND MICRO COMPUTER MPXB MULTIPLEX NETWORK FRONT LIGHT ECU (RIGHT FRONT OF ENGINE COMPT) P-J/B FUSE PARKING PNK BATB ALTB WIRE PNK EL ER WIRE PNK WIRE RIGHT HEADLIGHT ASSEMBLY RIGHT OUTER REAR VIEW MIRROR (AT MIRROR) RIGHT TURN IND STOP LIGHT SWITCH ASSEMBLY (LEFT SIDE OF DASH) TAIL IND (CANADA) TRN+ TRNI TURN 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

BLK WIRE BLK/RED WIRE BLU WIRE CANN CANP COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM DEICER FUSE DEICER RELAY DISPLAY, NAVIGATION MODULE DISPLAY ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT) FDEF FR CTRL ALT FUSE FRONT WIPER DEICER (WINDSHIELD GLASS) (LEFT REAR OF ENGINE COMPT) FRONT WIPER DEICER SWITCH HOT AT ALL TIMES MULTIPLEX NETWORK FRONT LIGHT ECU (RIGHT FRONT OF ENGINE COMPT) R/B 3 (LEFT REAR OF ENGINE COMPT) RED WIRE SYSTEM 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

1 2 HORL HORH 1 5 PNK BATB ALTB WIRE BLK WIRE BLU WIRE BRN WIRE CANN CANP CENTER JUNCTION BLOCK J/B 5 (LEFT SIDE OF DASH) E/G RM- FMIG CANP CANN FR CTRL ALT FUSE FR CTRL BAT FUSE FUSE HIGH PITCHED HORN ASSEMBLY (LEFT FRONT OF ENGINE COMPT) HORN SWITCH HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM ECU-B FUSE J/B 2 (RIGHT SIDE OF ENGINE COMPT) HOT AT ALL TIMES P-D/C CUT FUSE HOT IN ON OR START LOW PITCHED HORN ASSEMBLY (RIGHT FRONT OF ENGINE COMPT) LT GRN WIRE MULTIPLEX NETWORK FRONT LIGHT ECU (RIGHT FRONT OF ENGINE COMPT) PASSENGER SIDE J/B (RIGHT END OF DASH) PNK WIRE RED WIRE STEERING PAD SWITCH ASSEMBLY STEERING PAD SWITCH ASSEMBLY W/ MODULATOR STEERING SWITCH ECU WHT WIRE WHT/BLK WIRE YEL WIRE

"C" PILLAR) 21 22 CANH CANL 3 4 CANP CANN BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM DEFOG FUSE DEFOG RELAY DISPLAY, NAVIGATION MODULE DISPLAY FUSE FUSIBLE LINK BLOCK ASSEMBLY 1 (RIGHT REAR OF ENGINE COMPT) HOT AT ALL TIMES HOT IN ON OR START DRIVER SIDE J/B (LEFT END OF DASH) MULTIPLEX NETWORK FRONT LIGHT ECU (RIGHT FRONT OF ENGINE COMPT) NOISE FILTER NOISE FILTER (REAR WINDOW DEFOGGER) R/B 3 (LEFT REAR OF ENGINE COMPT) RDEF REAR WINDOW DEFOGGER REAR WINDOW DEFOGGER SWITCH RED WIRE WHT 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