Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2017 Lexus GS 350 Base, RWDFACTORY OEM SERVICE PROCEDURE
Electrical Component Locations
Select a section or procedure below to view factory instructions:
Adaptive Front-Lighting SystemAir Conditioning SystemAll Wheel Drive Control SystemAudio / Video SystemAutomatic Headlight Beam Level Control SystemAutomatic High Beam SystemAutomatic Transmission (A760H) (GS 350)Automatic Transmission (Aa81E) (GS 350)Blind Spot Monitor SystemCan Communication SystemCharging System (GS 350)Climate Control Seat SystemClock / DisplayCruise Control SystemDynamic Radar Cruise Control SystemDynamic Rear Steering SystemElectric Parking Brake SystemEmission Control System (GS 350)Engine Control System (GS 350)Engine Cooling System (GS 350)Engine Immobiliser SystemForward Recognition Camera SystemFront Power Seat Control SystemFuel Lid OpenerFuel System (GS 350)Garage Door OpenerHEADUP Display SystemHeated Steering WheelHorn SystemIgnition System (GS 350)Intuitive Parking Assist SystemLane Keeping Assist SystemLEXUS ENFORM SystemLighting System (Exterior)Lighting System (Interior)Lin Communication SystemLuggage Compartment Door Closer SystemLuggage Compartment Door Opener SystemMeter / Gauge / DisplayNavigation SystemNight View SystemOccupant Classification SystemPark Assist / Monitoring SystemPower Door Lock Control SystemPower Mirror Control SystemPower Steering SystemPower Tilt & Telescopic Steering ColumnPower Trunk Lid SystemPower Window Control SystemPre-Collision SystemRear Sunshade SystemRear Window Defogger SystemSafety Connect SystemSeat Belt Tension ReducerSeat Belt Warning SystemSeat Heater SystemSliding Roof SystemSmart Access System (Keyless Entry)Smart Access System (Keyless Start)Starting System (GS 350)Steering Lock SystemSupplemental Restraint SystemTelematics SystemTheft Deterrent / Keyless Entry SystemTire Pressure Monitoring SystemVariable Gear Ratio Steering SystemVehicle Stability Control SystemWindshield Deicer SystemWiper System / Washer System
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.