GROUND DISTRIBUTION – Lexus IS 350 2008 – SYSTEM WIRING DIAGRAMS

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 7) for Lexus IS 350 2008

List of elements for Ground Distribution Wiring Diagram (1 of 7) for Lexus IS 350 2008:

• (if equipped) headlamp cleaner control relay
• (w/ adaptive front lighting) headlamp swivel ecu
• A/c compressor
• A/f relay
• A1 (left rear of engine compt)
• A2 (left rear of engine compt)
• A27
• A3 (left rear of engine compt)
• A31
• A35
• A4 (right rear of engine compt)
• A5 (right rear of engine compt)
• Blower motor
• Brake actuator
• Brake fluid level warning switch
• Brake pedal load sensing switch
• Efi 2 relay
• Efi main relay
• Engine control module
• Engine room j/b 2 (left side of engine compt)
• Engine room r/b 2 (left side of engine compt)
• Fan 2 relay
• Front controller
• Ig2 relay
• J78
• Junction connector a15
• Junction connector a20 (upper left kick panel)
• Junction connector a9 (left side of engine compt)
• Power steering ecu
• Skid control ecu
• Skid control ecu w/ actuator
• St cut relay
• W/ vehicle dynamics integrated management
• W/o vehicle dynamics integrated management
• Water level warning switch
• Windshield washer motor
• Windshield wiper motor
• Wireless door lock buzzer

Ground Distribution Wiring Diagram (2 of 7) for Lexus IS 350 2008

List of elements for Ground Distribution Wiring Diagram (2 of 7) for Lexus IS 350 2008:

• (w/ dynamic radar cruise control) distance control ecu
• (w/ dynamic radar cruise control) millimeter wave radar sensor
• A/c compressor
• A10
• Air fuel ratio sensor (bank 1 sensor 1) shield
• Air fuel ratio sensor (bank 2 sensor 1) shield
• Canister pump module
• Crankshaft position sensor shield
• Data link connector 3
• E1 (left rear of engine)
• E2 (right rear of engine)
• Engine control module
• Engine oil level sensor
• Heated oxygen sensor (bank 1 sensor 2) shield
• Heated oxygen sensor (bank 2 sensor 2) shield
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coil 6
• Inj relay shield
• J24
• Junction connector a10 & e1 (e1: left side of engine compt)
• Junction connector j70 (behind right side of dash)
• Knock sensor shield
• Nca
• Spill control valve shield
• Spiral cable
• Transmission control switch

Ground Distribution Wiring Diagram (3 of 7) for Lexus IS 350 2008

List of elements for Ground Distribution Wiring Diagram (3 of 7) for Lexus IS 350 2008:

• (on front center of roof) overhead j/b
• (w/ 4wd) 4wd control ecu
• (w/ navigation) multi- display
• (w/ vehicle dynamics integrated management) skid control ecu
• A10
• Acc relay
• Air bag sensor assembly center
• Body ecu
• Cigarette lighter
• Combination meter
• D11
• D17
• Defog relay
• Engine room j/b 1 (right rear of engine compt)
• Id code box
• J34
• J4 (right kick panel)
• J47
• J50
• J78
• Junction connector j71 (behind right side of dash)
• Junction connector j80 (at right kick panel)
• K10
• Left vanity lamp switch
• Luggage compartment door opener switch
• Luggage compartment door opener switch (main)
• Noise filter
• Noise filter (ghost buster)
• Power source control ecu
• Power switch
• Pwr point relay
• Rh-ig1 relay
• Right cowl side j/b (at right end of dash)
• Right vanity lamp switch
• Starter relay
• Steering lock ecu
• Tilt motor (w/ tilt & power telescopic steering)
• To j2 (diagram 4 of 7)

Ground Distribution Wiring Diagram (4 of 7) for Lexus IS 350 2008

List of elements for Ground Distribution Wiring Diagram (4 of 7) for Lexus IS 350 2008:

• (2wd) traction control switch
• (a/t) electronically controlled transmission pattern select switch
• (a/t) shift lock control ecu
• (if equipped) rear sunshade switch
• (if equipped) sliding roof control ecu
• (if equipped) tilt & telescopic ecu
• (m/t) etcs snow switch
• (w/ navigation) clock assembly
• (w/ navigation) overhead j/b shield
• (w/o navigation) integration control & panel assembly
• A/c amplifier
• Air bag sensor assembly center
• Body ecu
• Cigarette lighter
• Combination meter
• Console box lamp
• D12
• Data link connector 3
• From right cowl side j/b (diagram 3 of 7)
• Gateway ecu
• Glove box lamp
• J1 (left kick panel)
• J2 (under center console)
• J26
• J34
• J47
• J58
• Junction connector j27 (behind left side of dash)
• Junction connector j70 (behind right side of dash)
• Left cowl side j/b (at left end of dash)
• Lh-ig1 relay
• Lh-ig2 relay
• Nca
• Satellite switch
• Seat heater switch
• Steering lock ecu
• Steering sensor
• Tire pressure warning ecu & receiver
• Turn signal flasher
• Windshield wiper switch assembly
• Yaw rate sensor

Ground Distribution Wiring Diagram (5 of 7) for Lexus IS 350 2008

List of elements for Ground Distribution Wiring Diagram (5 of 7) for Lexus IS 350 2008:

• (if equipped) rear sunshade relay
• (w/ memory seat) left outer mirror control ecu
• (w/ memory seats) left front seat position control ecu & switch
• (w/ memory)
• (w/ parking assist) clearance warning ecu
• (w/ power seats)
• (w/o memory seats) left front seat power seat switch
• (w/o power seats)
• Center stop lamp
• Fuel lid opener motor
• Fuel suction pump & gauge assembly
• Junction connector q35 (above left rear wheelwell)
• Junction connector q7, u1 & v2 (q7: under left front seat) (except q7: under driver's seat)
• Junction connector u11 (under driver's seat)
• Left front door electrical key oscillator
• Left front door lock assembly
• Left front seat back climate control blower
• Left front seat cushion climate control blower
• Left front seat inner belt
• Left front seat lumbar support power seat switch
• Left license plate lamp
• Left outer rear view mirror
• Left rear combination lamp
• Left rear door lock assembly
• Left rear power window switch
• Left seat heater
• Luggage compartment door lock cylinder
• Luggage door lock assembly
• Luggage electrical key switch
• M10
• Outer mirror switch
• Power window master switch
• Q1 (near left "b" pillar)
• Q2 (left side of trunk)
• Right rear combination lamp
• Seat belt control ecu
• W/ power seats
• W/o power seats

Ground Distribution Wiring Diagram (6 of 7) for Lexus IS 350 2008

List of elements for Ground Distribution Wiring Diagram (6 of 7) for Lexus IS 350 2008:

• (if equipped) occupant classification ecu
• (w/ climate control seat right front seat back climate control blower
• (w/ climate control seat right front seat cushion climate control blower
• (w/ climate control seat right seat heater
• (w/ memory seats) right front seat position control ecu & switch
• (w/ memory seats) right outer mirror control ecu
• (w/ power seat)
• (w/ power seat) right front seat lumbar support control power seat switch
• (w/o memory seats) right front seat power seat switch
• (w/o power seats) right seat heater
• Certification ecu
• Door control receiver
• Door lock control switch
• Junction connector p26 (right side of trunk)
• Junction connector t11 (in right front seat)
• Junction connector t14 (under right front seat)
• L10
• P1 (right side of crossmember)
• P19
• P2 (right rear of vehicle)
• Power outlet socket
• Rear window defogger
• Right front door electrical key oscillator
• Right front door lock assembly
• Right front power window switch
• Right front seat inner belt
• Right outer rear view mirror
• Right rear door lock assembly
• Right rear power window switch
• W/ occupant classification
• W/ power seat & w/o climate control seat
• W/o occupant classification

Ground Distribution Wiring Diagram (7 of 7) for Lexus IS 350 2008

List of elements for Ground Distribution Wiring Diagram (7 of 7) for Lexus IS 350 2008:

• (3.5l) smog ventilation sensor
• B1 (right front of engine compt)
• B2 (left front of engine compt)
• C1 (front of engine)
• Cooling fan motor 1
• Engine hood courtesy switch
• Fuel injectors shield
• H1 (front of engine)
• I1 (front of engine)
• J3 (in center console)
• J66
• Left front fog lamp
• Left headlamp assembly
• Nca
• P27
• P3 (right side of trunk)
• Power steering motor shield
• Radio receiver assembly
• Right front fog lamp
• Right headlamp assembly
• Stereo component amplifier
• Stereo jack adapter shield
• W/ hid type