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.
1996 Lexus SC 400FACTORY OEM SERVICE PROCEDURE
Seats - Power W/Memory
- Description & Operation
- Electrical Component Locations
- Trouble Shooting
- Circuit Testing
- Notes
- +B Power Source Circuit Test
- Ecu Power Source Circuit Test
- Motor Circuit Test
- Position Sensor Power Source Circuit Test
- Position Sensor Circuit Test
- Stoplight Switch Circuit Test
- Park/Neutral Position Switch Circuit Test
- Parking Brake Switch Circuit Test (SC300 M/T)
- Ignition Switch Circuit Test
- Power Seat Switch Circuit Test
- Serial Communication Circuit Test
- Component Testing
- Wiring Diagrams
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.
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