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.
2006 Lexus LS 430FACTORY OEM SERVICE PROCEDURE
OEM System Circuits
- Power Source
- Starting and Ignition
- Charging
- Engine Control
- Engine Immobiliser System with Smart Key and Steering Lock System
- Engine Immobiliser System without Smart Key System
- Multiplex Communication System - CAN Bus
- Multiplex Communication System - BEAN Bus
- Multiplex Communication System - BEAN (Instrument Panel Bus)
- Multiplex Communication System - BEAN (Steering Column Bus)
- Multiplex Communication System - BEAN (Door Bus)
- Headlight
- Front Fog Light
- Taillight
- Stop Light
- Back-Up Light
- Turn Signal and Hazard Warning Light
- Illumination
- Interior Light
- Automatic Light Control
- Light Auto Turn Off System
- Smart Key System, Theft Deterrent and Key Reminder
- Door Lock Control without Smart Key System
- Theft Deterrent without Smart Key System
- Power Window
- Moon Roof
- Luggage Compartment Door Opener and Closer
- Fuel Lid Opener
- Seat Belt Warning and Key Reminder without Smart Key System
- Power Shoulder Belt Anchorage
- Remote Control Mirror
- Mirror Heater
- Wiper and Washer
- ECT and A/T Indicator
- Dynamic Radar/Laser Cruise Control System
- Cruise Control
- PPS
- ABS, TRAC, VSC and Tire Pressure Warning System
- SRS
- Pre-Collision Safety System
- Electronic Modulated Air Suspension
- Adaptive Front-Lighting System
- Shift Lock
- Parking Assist (Clearance Sonar)
- Power Tilt and Power Telescopic
- Power Seat for Driver's Seat
- Power Seat for Front Passenger's Seat
- Power Seat for Rear Passenger's Seat
- Climate Control Seat (Front)
- Climate Control Seat (Rear)
- Seat Heater (Front)
- Seat Heater (Rear)
- Vibration Seat
- Cigarette Lighter and Power Outlet
- Clock without Navigation System
- Electric Tension Reducer
- Horn
- Rear Sunshade
- Automatic Glare-Resistant EC Mirror
- Headlight Cleaner
- Rear Window Defogger
- Garage Door Opener
- Navigation and Parking Assist (Rear View Monitor)
- Audio System
- Combination Meter
- Radiator Fan
- Automatic Air Conditioning (Front)
- Rear Air Conditioning
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.
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