Lexus LS IV (2006-2012) lt blu Wiring diagrams

A/C AMPLIFIER (CENTER OF DASH) A/C FUSE SIDE J/B (RIGHT END OF DASH) A/C INFRARED RAYS SENSOR (RIGHT REARVIEW MIRROR ASSEMBLY) A/C SOLAR SENSOR AUTOMATIC LIGHT CONTROL SENSOR (CENTER OF DASH) BLK WIRE BLU WIRE BRRG BURR BRRB COMPUTER DATA LINES SYSTEM DRIVER SIDE J/B (LEFT END OF DASH) FRONT ROOM TEMPERATURE SENSOR (LEFT SIDE OF DASH) FUSE GRN WIRE HOT AT ALL TIMES HOT AT ALL TIMES FUSIBLE LINK BLOCK ASSEMBLY 1 (RIGHT REAR HTR FUSE HOT IN ON OR START LEFT FRONT DUCT SENSOR (LEFT SIDE OF DASH) LIN 1 LT BLU WIRE LT GRN WIRE OF ENGINE COMPT) PASSENGER RED WIRE RGND TSD TSP TR RH SG-1 RIGHT FRONT DUCT SENSOR (RIGHT SIDE OF DASH) SBLW SG-3 SG-2 TFAL TFAR TSL TSR VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

28 20 18 26 5 7 25 COMPUTER CANN CANP TSD TSB RMGV SMOK SSRE DATA LINES SYSTEM AIR OUTLET DAMPER CONTROL SERVO MOTOR (DRIVER SIDE FRONT A/C REAR AIR FLOW) AIR OUTLET DAMPER CONTROL SERVO MOTOR (PASSENGER SIDE FRONT A/C REAR AIR FLOW) BLK WIRE BLOWER MOTOR BLU WIRE BRN WIRE BRRB BRRG BURR CENTER JUNCTION BLOCK J/B 3 (RIGHT SIDE OF DASH) CONNECTOR CONNECTOR HOUSING COLOR (BLACK) CONNECTOR HOUSING COLOR (BLUE) CONNECTOR HOUSING COLOR (NATURAL) ENGINE ROOM R/B 4 (LEFT REAR OF ENGINE COMPT) FUSE GND +B SI 5 9 13 GRN WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES ENGINE ROOM PTC HTR 1 FUSE R/B 4 (LEFT REAR OF ENGINE COMPT) HOT AT ALL TIMES PTC HTR 3 FUSE HOT IN ON OR START DRIVER SIDE J/B (LEFT END OF DASH) HOUSING COLOR (GRY) WIRE HOUSING COLOR (RED) WIRE INTERIOR CONVERSION SERVO MOTOR LT BLU WIRE LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) PTC HTR 1 RELAY PTC HTR 3 RELAY REAR COOLING UNIT ASSEMBLY (LEFT "C" PILLAR) REAR DIFFUSE SERVO MOTOR REAR EMISSION SERVO MOTOR REAR JUNCTION BLOCK ECU REAR MAGNETIC VALVE RED WIRE RMGV SMOKE SENSOR SSRE THERMISTOR VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

18 19 CANN CANP 25 24 CANP CANN 4- SEATER 5- SEATER 9 10 CANP CANN ACCD BLK WIRE BLK/ WHT WIRE BLU WIRE CANH CANL HZSW TACH SPD CANN CANP D-ACC FUSE DCTY SWIL TSW DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM INTERIOR LIGHTS SYSTEM DRIVER SIDE J/B (LEFT END OF DASH) DRIVING SUPPORT ECU (LEFT KICK PANEL) FSPT FUSE GRN WIRE HAZ CANN CANP HDLC HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IG GSW LCTY INTERIOR LIGHTS SYSTEM DOOR LOCKS SYSTEM LEFT FRONT DOOR CONTROL ECU (DRIVER'S DOOR) LEFT FRONT POWER SEAT CONTROL ECU, SWITCH (UNDER DRIVER'S SEAT) LEFT REAR DOOR CONTROL ECU (LEFT REAR DOOR) LT BLU WIRE LT GRN WIRE MAIN BODY ECU (LEFT END OF DASH) ORG/ WIRE PNK INDW INDS WIRE PNK WIRE POWER DISTRIBUTION SYSTEM POWER TRUNK LID CONTROL ECU (IF EQUIPPED) (LEFT SIDE OF LUGGAGE COMPT) REAR CONSOLE SWITCH REAR JUNCTION BLOCK ECU (LEFT SIDE OF LUGGAGE COMPT) RED WIRE SHIFT INTERLOCK SYSTEM SLP SLR+ FUSW STARTING/CHARGING SYSTEM STR+ SUPPLEMENTAL RESTRAINTS SYSTEM TMSW TRNL TRNR TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE WHT WIRE WHT/BLK WIRE WIPER/WASHER SYSTEM

1 2 3 4 5 6 7 8 9 10 11 12 13 RZG SRZG RZV TRQV 1 2 3 4 5 6 7 8 9 10 11 COMPUTER DATA LINES SYSTEM 1 2 PIG VGND 5 7 1 IG ASST BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM EPS ECU FUSE GRN WIRE GRN/BLK WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT IN ON OR START HOT IN ON OR START ENGINE ROOM J/B 2 E/G (RIGHT SIDE OF ENGINE FUSE COMPT) HOT IN ON OR START LUGGAGE ROOM J/B (LEFT SIDE FUSE OF LUGGAGE COMPT) IG ASST INCS INSN JUNCTION CONNECTOR LT BLU WIRE MICRO COMPUTER NCA WIRE OUCS OUSN P-J/B FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PIG PGND +B POWER POWER STEERING CONVERTER ASSEMBLY POWER STEERING ECU ASSEMBLY (RIGHT SIDE OF ENGINE COMPT) POWER STEERING MOTOR (FRONT CENTER OF ENGINE COMPT) PS IND RED WIRE RED/BLK WIRE RED/BLU WIRE RZCS RZG RZSN RZSN RZCS INSN INCS OUSN OUCS RZV STEERING TORQUE SENSOR (FRONT OF ENGINE COMPT) SUPPLY WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1 2 3 5 6 TSL TSR CLTE CLTS CLTB 6 5 8 CANN CANP PNK WIRE AIR CONDITIONING SYSTEM AUTO AUTOMATIC LIGHT CONTROL SENSOR (CENTER OF DASH) BLK WIRE BLU WIRE BRN WIRE CANN CANP CENTER JUNCTION BLOCK CENTER JUNCTION BLOCK J/B 4 CENTER JUNCTION BLOCK J/B 5 (LEFT SIDE OF DASH) CLTB CLTE CLTS DCTY DRIVER SIDE J/B (LEFT END OF DASH) FLSW FRLY FUSE GRN WIRE GRY WIRE HAZARD WARNING SIGNAL SWITCH ASSEMBLY HEAD HEAD AUTO HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT AT ALL TIMES PASSENGER SIDE J/B (RIGHT END OF DASH) P-D/C CUT FUSE HOT IN ON OR ACC D ACC FUSE HZCT HZSW ILLUM J/B 3 (RIGHT SIDE OF DASH) LCTY LEFT LIGHT CONTROL SWITCH LJB LT BLU WIRE LT GRN WIRE MAIN BODY ECU OFF TAIL ORG/ WIRE PASSENGER SIDE J/B PCTY PNK WIRE RCTY RED WIRE RELAY ENERGIZED RIGHT RIGHT END OF DASH) TAIL TO DRIVER SIDE J/B (DIAGRAM 3 OF 3) TRNL TRNR TURN SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE

1 2 3 5 6 TRG- 24 6 18 19 17 16 15 14 25 DCTY 5 6 15 16 9 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 CGBI CGBO CLGI CLGO COMPUTER DATA COMPUTER DATA LINES SYSTEM CPSE CPUB D-ACC FUSE DLE DRIVER SIDE J/B (LEFT END OF DASH) FUSE GRN WIRE H/FU HNDL HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IG STP INDS INDW SWIL PNK WIRE INIT INSTRUMENT CLUSTER SYSTEM J/B 4 (RIGHT SIDE OF DASH) LEFT FRONT DOOR COURTESY SWITCH (LEFT "B" PILLAR) LEFT REAR DOOR COURTESY SWITCH (LEFT "C" PILLAR) LINES SYSTEM LSW LSWE LT BLU WIRE LT GRN WIRE MAIN BODY ECU (LEFT END OF DASH) ORG/ WIRE OSCB OSCE PCTY PML PMUL PNK WIRE POLE POWER WINDOWS) PWE PWS RCTY RED WIRE RIGHT FRONT DOOR CONTROL ECU (FRONT PASSENGER'S DOOR) RIGHT FRONT DOOR COURTESY SWITCH (RIGHT "B" PILLAR) RIGHT FRONT DOOR OUTSIDE HANDLE (FRONT PASSENGER'S DOOR) RIGHT REAR DOOR COURTESY SWITCH (RIGHT "C" PILLAR) SEL SEL CLGB SENS GND PNK WIRE SENS SHIFT INTERLOCK SYSTEM SID- SIDI SIG SLP SLR+ STOP STOP FUSE STOP LIGHT SWITCH (LEFT SIDE OF DASH) SYSTEM TRG+ TRG- CLG TRNL TRNR LCTY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 HORL HORH 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 S/M WIG AIR CONDITIONING SYSTEM BLK WIRE BLU WIRE BODY ECU CIRCUIT BRN WIRE CANP CANN FMIG FFOG HRLY HEAD LIN DEFOGGER SYSTEM DGS DGSE DOOR LOCKS SYSTEM COOLING FANS SYSTEM ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM INSTRUMENT CLUSTER SYSTEM STARTING/CHARGING SYSTEM ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT) FR CTRL ALT FUSE FRWA S/S +2 PNK WIRE FUSE GRN WIRE HDLO HEADLIGHTS SYSTEM HLHR HLHL HORNS SYSTEM HOT AT ALL TIMES ECU-B FUSE HOT AT ALL TIMES FR CTRL BAT FUSE HOT IN ON OR START LT BLU WIRE LT GRN WIRE MOL MOPS ALTL WLVL BZR MOLE ORG/ WIRE PNK CRAL SIDL WIRE PNK WIRE PRS SG CRAR SIDR RDEF FDEF RED WIRE SH- ALTB TME TM HDCY VIO WIRE WHT WIRE WHT/BLK WIRE WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM DOOR LOCKS SYSTEM YEL WIRE

12 13 CANH CANL 13 22 CANH CANL 15 14 CANH CANL 21 20 CANL CANH 3 4 CANH CANL 6 5 CANL CANH A/C AMPLIFIER (CENTER OF DASH) AFS ECU (RIGHT KICK PANEL) AIR PBEW DR ARON BLK WIRE BLK/WHT WIRE BLU WIRE CANL CANH CENTER AIR BAG ECU (UNDER CENTER FLOOR CONSOLE) COMBINATION METER CONSOLE SWITCH DLC 3 (LEFT SIDE OF DASH) DRIVER SIDE J/B (LEFT END OF DASH) ELECTRIC POWER CONTROL ECU ENGINE CONTROL MODULE FRONT PASSENGER'S SEAT BELT WARNING LIGHT FRONT PASSENGER'S SEAT RECLINING CONTROL SWITCH FRONT PASSENGER'S SEAT RECLINING CONTROL SWITCH (W/ 5-SEATER) FRONT PASSENGER'S SEAT SLIDE CONTROL SWITCH FRONT WIPER DEICER SWITCH FUSE GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HILL HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START INTEGRATION CONTROL, PANEL ASSEMBLY J/B 3 (RIGHT SIDE OF DASH) J/B 5 (LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE MAIN BODY ECU (LEFT END OF DASH) P-ACC FUSE PASSENGER AIR BAG ON/OFF INDICATOR PASSENGER SIDE J/B (RIGHT END OF DASH) PNK TC WIRE PNK WIRE RADIO 1 FUSE RADIO RECEIVER ASSEMBLY REAR DOOR SUNSHADE SWITCH REAR SEAT CLIMATE CONTROL SWITCH IND REAR SEAT REAR SUNSHADE SWITCH HEATER SWITCH REAR SUNSHADE SWITCH REAR WINDOW DEFOGGER SWITCH RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE RIGHT END OF DASH) SKID CONTROL ECU SUPPLEMENTAL RESTRAINTS SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM WARNING SYSTEMS INTERIOR LIGHTS SYSTEM VIO WIRE W/O MULTI DISPLAY WHT/BLK WIRE YEL WIRE

12 13 CANH CANL 13 22 CANH CANL 15 14 CANH CANL 21 20 CANL CANH 3 4 CANH CANL 6 5 CANL CANH 9 10 TX+ TX- A/C AMPLIFIER (CENTER OF DASH) AFS ECU (RIGHT KICK PANEL) AIR PBEW DR ARON BLK WIRE BLK/WHT WIRE BLU WIRE CANL CANH CENTER AIR BAG ECU (UNDER CENTER FLOOR CONSOLE) COMBINATION METER CONSOLE SWITCH DLC 3 (LEFT SIDE OF DASH) DRIVER SIDE J/B (LEFT END OF DASH) ELECTRIC POWER CONTROL ECU ENGINE CONTROL MODULE FRONT PASSENGER'S SEAT BELT WARNING LIGHT FRONT WIPER DEICER SWITCH FUSE GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HILL HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START INTEGRATION CONTROL, PANEL ASSEMBLY J/B 3 (RIGHT SIDE OF DASH) J/B 5 (LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE MAIN BODY ECU (LEFT END OF DASH) P-ACC FUSE PASSENGER AIR BAG ON/OFF INDICATOR PASSENGER SIDE J/B (RIGHT END OF DASH) PNK TC WIRE PNK WIRE RADIO 1 FUSE RADIO RECEIVER ASSEMBLY REAR DOOR SUNSHADE SWITCH REAR SEAT CLIMATE CONTROL SWITCH REAR SEAT CLIMATE CONTROL SWITCH IND REAR SEAT HEATER SWITCH REAR SEAT CLIMATE CONTROL SWITCH REAR SEAT RETURN SWITCH REAR SUNSHADE SWITCH REAR WINDOW DEFOGGER SWITCH RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE RIGHT END OF DASH) SKID CONTROL ECU SUPPLEMENTAL RESTRAINTS SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM WARNING SYSTEMS INTERIOR LIGHTS SYSTEM VIO WIRE W/O MULTI DISPLAY WHT/BLK WIRE

ACCELERATOR POSITION SENSOR (LEFT SIDE OF DASH) ACCR STA TC BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE C/OPN RELAY CANL CANH CCS COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM EFI EFI MAIN MAIN 2 FUSE FUSE EFI MAIN 2 RELAY EFI MAIN RELAY ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) ENGINE ROOM R/B 2 (RIGHT F/PMP RELAY GAUGE GRN WIRE GRY WIRE HEATED OXYGEN SENSOR (BANK 1 SENSOR 2) (EXHAUST SYSTEM, BELOW VEHICLE) HEATED OXYGEN SENSOR (BANK 2 SENSOR 2) (EXHAUST SYSTEM, BELOW VEHICLE) HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM J/B 3 (RIGHT SIDE OF DASH) J/B 4 (RIGHT SIDE OF DASH) LT BLU WIRE LT GRN WIRE NCA WIRE NSW IMO IMI ORG/ WIRE PASS- ENGER SIDE J/B (RIGHT END OF DASH) PNK WIRE PUMP RED WIRE SFTD STFU CAN- CAN+ SIDE OF ENGINE COMPT) STARTING/ CHARGING SYSTEM STARTING/ CHARGING SYSTEM ANTI-THEFT SYSTEM STARTING/ CHARGING SYSTEM COMPUTER DATA LINES SYSTEM STSW TACH TRANSMISSION SHIFT SWITCH (BASE OF TRANSMISSION SHIFTER) TRANSMISSION SYSTEM VCPA SPD KSW VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE