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Lexus LS III facelift (2003-2006) blk Wiring diagrams

This page contains all the electrical diagrams for the component. blk, in which he is found in the car Lexus LS III facelift (2003-2006). You can view various wiring diagrams where this component is used, as well as go to more detailed diagrams to see the complete connection and interaction in the system. All diagrams have links to quickly jump to the corresponding section with the component for easy viewing..

blk wiring diagram (41 of 99)

Lexus LS III facelift (2003-2006) blk wiring diagram (41 of 99)

37 38 FRO FLO AFS ECU (RIGHT SIDE OF DASH) BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRY WIRE GRY/RED WIRE H-LP LVL FUSE HALL IC SENSOR HOT IN ON OR START LEFT HEADLIGHT LEFT HEADLIGHT BEAM LEVEL CONTROL ACTUATOR (BEHIND LEFT HEADLIGHT) LEFT HEADLIGHT SWIVEL MOTOR LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED (OR BLK) WIRE MOTOR+ MOTOR- MSW ORG/ WIRE PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PNK 2 1 4 3 WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/GRN WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT END OF DASH) RIGHT HEADLIGHT RIGHT HEADLIGHT BEAM LEVEL CONTROL ACTUATOR (BEHIND RIGHT HEADLIGHT) RIGHT HEADLIGHT SWIVEL MOTOR SGF SMGR SMGL SGR SHORT CONNECTOR SKID CONTROL ECU W/ ACTUATOR (BEHIND LEFT SIDE OF DASH) SMBR SMBL SMR SML SPDL SPDR SS+ SS- SHRL SBR VDD VIO/GRN WIRE VIO/WHT WIRE VOUT WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

Go to component -> Adaptive front lighting circuit (1 of 2) -> BLK WIRE

blk wiring diagram (42 of 99)

Lexus LS III facelift (2003-2006) blk wiring diagram (42 of 99)

BACK-UP LIGHT SWITCH (PARK/NEUTRAL POSITION SWITCH) BLK WIRE BLU WIRE BM (AT LEFT REAR QUARTERPANEL) BRN WIRE FUSIBLE LINK BLOCK (ON RIGHT REAR OF ENGINE COMPT) GRN WIRE HOT AT ALL TIMES IH (AT RIGHT SIDE OF SHIFT LEVER) J/C 1, 2 (LEFT FRONT OF ENGINE COMPT) J/C 24, 25 (ON LEFT REAR OF LUGGAGE COMPT LID) JC-23 LEFT REAR COMBINATION LEFT BACK-UP LIGHT LIGHT LUG J/B FUSE LUGGAGE ROOM J/B ECU BK/UP MPX P-GND RED WIRE RIGHT BACK-UP LIGHT RIGHT REAR COMBINATION LIGHT VIO WIRE WHT WIRE WHT/BLK WIRE

Go to component -> Back-up lamps circuit -> BLK WIRE

blk wiring diagram (43 of 99)

Lexus LS III facelift (2003-2006) blk wiring diagram (43 of 99)

13 2 10 12 1 MPX- MPX+ BUBS BLK WIRE BLK/WHT WIRE BLU WIRE BM (AT LEFT REAR QUARTERPANEL) BRN WIRE COMBINATION METER DOME FUSE FUSE FUSIBLE LINK BLOCK (ON RIGHT REAR OF ENGINE COMPT) GATEWAY ECU (BEHIND LEFT END OF DASH) GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY WIRE HIGH MOUNTED STOP LIGHT HOT AT ALL TIMES HOT IN ON OR START DRIVER SIDE J/B (AT LEFT KICK PANEL) II (AT RIGHT SIDE OF SHIFT LEVER) IH (AT RIGHT SIDE OF SHIFT LEVER) J/C 12 (BEHIND UPPER CENTER OF DASH) J/C 10 (BEHIND UPPER CENTER OF DASH) J/C 16, 17 (BEHIND UPPER CENTER OF DASH) J/C 24, 25 (ON LEFT REAR OF LUGGAGE COMPT LID) JC-23 LCE LP FUSE LEFT LICENSE PLATE LIGHT RIGHT LICENSE PLATE LIGHT LEFT REAR COMBINATION LIGHT LUG J/B FUSE LUGGAGE ROOM J/B (ON LEFT SIDE OF LUGGAGE COMPARTMENT) LUGGAGE ROOM J/B ECU P-GND PASSENGER SIDE J/B PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PNK WIRE RED WIRE RIGHT REAR COMBINATION LIGHT SIDE MARKER LAMP STOP, TAIL LAMP STOP, TAIL LAMP SIDE MARKER LAMP TAIL IND (CANADA) TURN LAMP VIO WIRE VIO/GRN WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

Go to component -> Exterior lamps circuit (1 of 2) -> BLK WIRE

blk wiring diagram (44 of 99)

Lexus LS III facelift (2003-2006) blk wiring diagram (44 of 99)

BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE COMBINATION METER COMBINATION SWITCH IG CRAL CRAR SIDR DRIVER SIDE J/B (AT LEFT KICK PANEL) DRIVER SIDE J/B (AT LEFT KICK PANEL) MPX-IG FUSE DRIVER SIDE J/B ECU STPI EA (AT RIGHT RADIATOR SIDE SUPPORT) EA (AT RIGHT RADIATOR SIDE SUPPORT) EC (AT LEFT RADIATOR SIDE SUPPORT) EC (AT LEFT RADIATOR SIDE SUPPORT) ENGINE ROOM 2 R/B (ON LEFT FRONT OF ENGINE COMPT, BEHIND HEADLIGHT) FRONT CONTROLLER FTAIL FUSE GRN WIRE GRN/BLK WIRE GRN/YEL WIRE HAZ FUSE HAZARD SWITCH HOT AT ALL TIMES HOT AT ALL TIMES DRIVER SIDE J/B (AT LEFT KICK PANEL) STOP FUSE HOT AT ALL TIMES PASSENGER SIDE J/B (AT RIGHT KICK PANEL) HOT IN ON OR START IH (AT RIGHT SIDE OF SHIFT LEVER) II (AT RIGHT SIDE OF SHIFT LEVER) J/C 13 (BEHIND UPPER CENTER OF DASH) J/C 14, 15 (BEHIND UPPER CENTER OF DASH) LEFT FRONT PARKING LIGHT LEFT FRONT SIDE MARKER LIGHT LEFT FRONT TURN SIGNAL LIGHT RIGHT FRONT TURN SIGNAL LIGHT LEFT TURN SIGNAL IND ORG/ WIRE PASSENGER SIDE J/B (AT RIGHT KICK PANEL) POWER TILT, POWER TELESCOPIC ECU (BEHIND LEFT SIDE OF DASH) RED WIRE RIGHT FRONT SIDE MARKER LIGHT RIGHT FRONT PARKING LIGHT RIGHT TURN SIGNAL IND SIDL STOPLIGHT SWITCH TURN LH TURN RH HAZ VIO WIRE VIO/GRN WIRE W/ COMPASS W/O COMPASS WHT WIRE WHT/BLK WIRE YEL WIRE

Go to component -> Exterior lamps circuit (2 of 2) -> BLK WIRE

blk wiring diagram (45 of 99)

Lexus LS III facelift (2003-2006) blk wiring diagram (45 of 99)

BLK WIRE BLOWER MOTOR BRAKE FLUID LEVEL WARNING SWITCH BRAKE PEDAL LOAD SENSING SWITCH BRN WIRE COOLING FAN ECU EA (AT RIGHT RADIATOR SIDE SUPPORT) EB (UNDER FUSIBLE LINK BLOCK) EC (AT LEFT RADIATOR SIDE SUPPORT) ED (AT TOP LEFT OF DASH) EFI MAIN RELAY ENGINE CONTROL MODULE ENGINE HOOD COURTESY SWITCH FAN RELAY FRONT HEIGHT CONTROL VALVE FRONT WIPER MOTOR HEADLIGHT CLEANER CONTROL RELAY HEIGHT CONTROL COMPRESSOR HEIGHT CONTROL EXHAUST VALVE J/C 3 (LEFT FRONT OF ENGINE COMPT) J/C 7 (BELOW ENGINE ROOM 1 J/B, ENGINE ROOM 1 R/B) LEFT FRONT FOG LIGHT LEFT FRONT PARKING LIGHT LEFT FRONT SIDE MARKER LIGHT LEFT FRONT SUSPENSION CONTROL ACTUATOR LEFT FRONT TURN SIGNAL LIGHT LEFT HEADLIGHT CONTROL ECU PARK/ NEUTRAL POSITION SWITCH EXHAUST GAS SENSOR RELAY RIGHT FRONT FOG LIGHT RIGHT FRONT PARKING LIGHT RIGHT FRONT SIDE MARKER LIGHT RIGHT FRONT SUSPENSION CONTROL ACTUATOR RIGHT FRONT TURN SIGNAL LIGHT RIGHT HEADLIGHT (HIGH BEAM) RIGHT HEADLIGHT CONTROL ECU SKID CONTROL ECU W/ ACTUATOR WASHER LEVEL SENSOR WASHER MOTOR LEFT HEADLIGHT (HIGH BEAM) WHT WIRE WHT/BLK WIRE

Go to component -> Ground distribution circuit (1 of 5) -> BLK WIRE

blk wiring diagram (46 of 99)

Lexus LS III facelift (2003-2006) blk wiring diagram (46 of 99)

AIR BAG SENSOR ASSEMBLY BLK WIRE BLK/RED WIRE BRN WIRE CAMSHAFT POSITION SENSOR SHIELD COMBINATION SWITCH CRANKSHAFT POSITION SENSOR SHIELD D-ACC RELAY RELAY DEFOG RELAY FRONT CONTROLLER DRIVER SIDE J/B (AT LEFT KICK PANEL) DRIVER SIDE J/B ECU EE (ON RIGHT CYLINDER HEAD) EF (ON LEFT CYLINDER HEAD) ENGINE COMPT) ENGINE CONTROL MODULE ENGINE CONTROL MODULE LASER SENSOR ENGINE OIL LEVEL SENSOR FUEL LID OPENER SWITCH OUTER MIRROR SWITCH HEATED OXYGEN SENSOR (BANK 1 SENSOR 1) SHIELD HEATED OXYGEN SENSOR (BANK 1 SENSOR 2) SHIELD HEATED OXYGEN SENSOR (BANK 2 SENSOR 1) SHIELD HEATED OXYGEN SENSOR (BANK 2 SENSOR 2) SHIELD IGNITION COIL, IGNITER 1 IGNITION COIL, IGNITER 2 IGNITION COIL, IGNITER 3 IGNITION COIL, IGNITER 4 IGNITION COIL, IGNITER 5 IGNITION COIL, IGNITER 6 IGNITION COIL, IGNITER 7 IGNITION COIL, IGNITER 8 IJ (AT RIGHT DASH BRACE) J/C 12, 13 (BEHIND UPPER CENTER OF DASH) J/C 3, 4 (LEFT FRONT OF J/C 33, 34 (LEFT FRONT OF ENGINE COMPT) J/C 8 (BEHIND LEFT END OF DASH) J/C 9 (BEHIND LEFT END OF DASH) JUNCTION CONNECTOR KEY INTERLOCK SOLENOID UNLOCK WARNING SWITCH KNOCK SENSORS SHIELD LEFT VVT SENSOR SHIELD LUGGAGE COMPARTMENT DOOR OPENER SWITCH MULTI-DISPLAY POWER TILT, POWER TELESCOPIC ECU RADIO, PLAYER RHEOSTAT RIGHT VVT SENSOR SHIELD SGND SHIELDED SHIELDED SHIELDED STEERING LOCK ECU IG (AT LEFT SIDE OF DASH) IH (AT RIGHT SIDE OF SHIFT LEVER) STEERING SENSOR TELEPHONE TRANSCEIVER, SPEAKER RELAY DISTANCE CONTROL ECU TELESCOPIC MOTOR, POSITION SENSOR SHIELD TILT MOTOR, POSITION SENSOR SHIELD TRANSMISSION CONTROL SWITCH DATA LINK CONNECTOR 3 UN- SLN- GND CG UNLOCK WARNING SWITCH GATEWAY ECU W/ NAVIGATION W/ SMART KEY SYSTEM W/O SMART KEY SYSTEM W/ SMART KEY W/O SMART KEY WHT WIRE WHT/BLK WIRE

Go to component -> Ground distribution circuit (2 of 5) -> BLK WIRE

blk wiring diagram (47 of 99)

Lexus LS III facelift (2003-2006) blk wiring diagram (47 of 99)

A/C CONTROL ASSEMBLY AFS ECU AFS OFF SWITCH AIR BAG SENSOR ASSEMBLY AIR SUS RELAY BLK WIRE CENTER CLUSTER INTEGRATION PANEL CLOCK COMBINATION METER CONSOLE BOX ILLUMINATION DOOR LOCK CONTROL RECEIVER (INNER MIRROR) ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SWITCH FRONT CIGARETTE LIGHTER, POWER OUTLET FRONT ROOM OSCILLATOR GLOVE BOX LIGHT 1 HAZARD SWITCH HEIGHT CONTROL SWITCH ABSORBER CONTROL SWITCH II (AT RIGHT SIDE OF SHIFT LEVER) IK (AT RIGHT SIDE OF DASH) JUNCTION CONNECTOR LEFT FRONT VANITY LIGHT RIGHT REAR INTERIOR LIGHT LEFT REAR INTERIOR LIGHT LEFT REAR VANITY LIGHT MOON ROOF CONTROL ECU OVERHEAD J/B P ACC RELAY PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PASSENGER SIDE J/B ECU PPS ECU RELAY RIGHT FRONT BUCKLE SWITCH RIGHT FRONT VANITY LIGHT RIGHT REAR VANITY LIGHT MAYDAY SW (OVERHEAD J/B) SHIFT LOCK CONTROL ECU SHORT CONNECTOR (HEIGHT CONTROL) TELEPHONE TRANSCEIVER/ SPEAKER RELAY W/O NAVIGATION WHT WIRE WHT/BLK WIRE YAW RATE SENSOR

Go to component -> Ground distribution circuit (3 of 5) -> BLK WIRE

blk wiring diagram (48 of 99)

Lexus LS III facelift (2003-2006) blk wiring diagram (48 of 99)

AUDIO, REAR A/C CONTROL SWITCH BL (AT LEFT REAR FLOOR PARTITION PANEL) BLK WIRE BM (AT LEFT REAR QUARTERPANEL) BP (AT LEFT REAR SEAT BACK) BRN WIRE CLEARANCE SONAR ECU CLIMATE CONTROL SEAT ECU (DRIVER'S SEAT) CLIMATE CONTROL SEAT ECU (LEFT REAR SEAT) CLIMATE CONTROL SEAT SWITCH (REAR) REAR ARMREST COURTESY SWITCH DOOR LOCK SWITCH (LUGGAGE) DRIVER SEAT ECU FRONT SEAT) FUEL LID OPENER MOTOR HIGH MOUNTED STOP LIGHT J/C 21 (FORWARD OF LEFT REAR FENDERWELL) J/C 23 (REARWARD OF LEFT REAR FENDERWELL) J/C 24, 25 (ON LEFT REAR OF LUGGAGE COMPT LID) J/C 31 (BEHIND LEFT REAR SEAT BACK) LEFT FRONT BUCKLE SWITCH LEFT FRONT SEAT HEATER LEFT REAR COMBIN- ATION LIGHT LEFT REAR DOOR ECU DRIVER DOOR ECU LEFT REAR HEAD REST LIMIT SWITCH LEFT REAR SEAT ECU LEFT REAR SUSPENSION CONTROL ACTUATOR LEFT VIBRATION SEAT ECU LUGGAGE COMPARTMENT DOOR CLOSER MOTOR LUGGAGE COMPARTMENT DOOR KEY UNLOCK SWITCH LUGGAGE ELECTRICAL KEY SWITCH LUGGAGE OSCILLATOR (INNER) LUGGAGE ROOM J/B (ON LEFT SIDE OF LUGGAGE COMPT) LUGGAGE ROOM J/B ECU LUGGAGE ROOM J/B ECU FUEL PUMP NOISE FILTER POWER SEAT CONTROL SWITCH (DRIVER'S SEAT CUSHION) POWER SEAT CONTROL SWITCH (DRIVER'S SEAT LUMBAR SUPPORT) POWER SEAT CONTROL SWITCH (REAR) POWER SEAT POSITION SENSOR (DRIVER'S SEAT CUSHION CONTROL) POWER SEAT POSITION SENSOR (REAR PASSENGER'S LEFT SEAT SLIDE CONTROL) REAR HEIGHT CONTROL VALVE REAR SUNSHADE CONTROL RELAY REAR SUNSHADE SWITCH (REAR) RIGHT REAR COMBIN- ATION LIGHT SGND TO LUGGAGE ROOM J/B (DIAGRAM 5 OF 5) W/ REAR AUDIO CONTROLLER W/ REAR POWER SEAT WHT WIRE WHT/BLK WIRE

Go to component -> Ground distribution circuit (4 of 5) -> BLK WIRE

blk wiring diagram (49 of 99)

Lexus LS III facelift (2003-2006) blk wiring diagram (49 of 99)

AIR PURIFIER LIGHT A/C AMPLIFIER BLK WIRE BN (AT RIGHT REAR FLOOR PARTITION PANEL) BO (AT RIGHT REAR QUARTERPANEL) BQ (AT RIGHT REAR SEAT BACK) CIGARETTE LIGHTER (REAR) CLIMATE CONTROL SEAT ECU (FRONT PASSENGER'S SEAT) CLIMATE CONTROL SEAT ECU (RIGHT REAR SEAT) COOL BOX ILLUMINATION SMOKE SENSOR DOOR LOCK CONTROL RECEIVER FRONT PASSENGER DOOR ECU IR (UNDER RIGHT FRONT SEAT) J/C 27 (FORWARD OF RIGHT REAR FENDERWELL) J/C 28, 29 (REARWARD OF RIGHT REAR FENDERWELL) J/C 30 (REARWARD OF RIGHT REAR FENDERWELL) JUNCTION CONNECTOR LEFT REAR SEAT HEATER RIGHT REAR SEAT HEATER LUGGAGE OSCILLATOR (INNER) NAVIGATION ECU POWER SEAT CONTROL SWITCH (FRONT PASSENGER'S SEAT LUMBAR SUPPORT) POWER SEAT CONTROL SWITCH (FRONT PASSENGER'S SEAT) POWER SEAT POSITION SENSOR (REAR PASSENGER'S RIGHT SEAT SLIDE CONTROL) REAR BLOWER MOTOR REAR CIGARETTE LIGHTER REAR DAMPER SERVO MOTOR REAR OF LUGGAGE COMPT) REAR WINDOW DEFOGGER RIGHT FRONT SEAT HEATER RIGHT REAR DOOR ECU RIGHT REAR HEAD REST LIMIT SWITCH RIGHT REAR PAD WEAR INDICATOR SWITCH (RIGHT REAR ABS SPEED SENSOR) RIGHT REAR SEAT ECU RIGHT REAR SEAT HEATER RIGHT REAR SUSPENSION CONTROL ACTUATOR RIGHT VIBRATION SEAT ECU ROOM OSCILLATOR (REAR) SEAT HEATER SWITCH (REAR) RIGHT ARMREST COURTESY SWITCH (W/ REAR SEAT HEATER) SGND SNSE STEREO COMPONENT AMPLIFIER STEREO COMPONENT TUNER TELEPHONE TRANSCEIVER/ SPEAKER RELAY TELEVISION CAMERA ECU W/ REAR POWER SEAT W/O REAR POWER SEAT WHT WIRE WHT/BLK WIRE

Go to component -> Ground distribution circuit (5 of 5) -> BLK WIRE

blk wiring diagram (50 of 99)

Lexus LS III facelift (2003-2006) blk wiring diagram (50 of 99)

+BM ACIS BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAIDED BRAIDED BRAIDED BRAIDED BRAIDED 22 23 24 25 BRN WIRE CAMSHAFT POSITION SENSOR (ON FRONT OF LEFT CYL HEAD) CRANKSHAFT POSITION SENSOR (ON LEFT FRONT OF ENGINE) EE (ON RIGHT CYL HEAD) EF (ON LEFT CYL HEAD) ENGINE CONTROL MODULE (ECM) (ON LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) ENGINE COOLANT TEMPERATURE SENSOR (ON FRONT CENTER OF ENGINE) ENGINE ROOM R/B 1 (ON LEFT FRONT OF ENGINE COMPT, BEHIND HEAD- LIGHT) ETCS FUSE GENERATOR GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES HTL HTR LEFT CAMSHAFT TIMING OIL CONTROL VALVE (ON FRONT OF LEFT CYLINDER HEAD) LEFT VVT SENSOR (ON LEFT SIDE OF ENGINE) LT GRN WIRE NE- NE+ PNK/BLU WIRE PRG 70 50 30 10 RED WIRE RED/BLU WIRE SHIELD THA THROTTLE POSITION SENSOR, MOTOR (ON THROTTLE BODY) WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

Go to component -> Wiring diagram engine performance 4.3l (7 of 7) -> BLK WIRE

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