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.
1995 Lexus SC 400FACTORY OEM SERVICE PROCEDURE
Ignition System: Distributor: Removal
- To remove right distributor, remove air duct. Disconnect airflow meter connector. Loosen clamp bolt and disconnect air hose. Remove airflow meter assembly. Remove throttle body cover.
- Disconnect Idle Air Control (IAC) valve air hose, power steering idle-up air hose and main air hose. Remove spark plug and coil wire cover. Remove spark plug wire cover from engine. Remove No. 3 timing belt cover and gaskets. See Fig 1.
- Disconnect camshaft position sensor connector. Remove wire boot and No. 2 timing belt cover with 4 gaskets. See Fig 1. Disco nnect high tension wires from distributor cap. Remove distributor cap. Remove rotor. Remove distributor. Camshaft position sensor can be removed at this time.
- To remove left distributor, drain cooling system. Remove engine wire cover. Remove junction block cover. Remove No. 3 timing belt cover with 4 gaskets. See Fig 1. Disconnect coolant hoses from co olant inlet housing. Disconnect hoses from reservoir tank. Remove connector boot and No. 2 timing belt cover with 2 gaskets.
- Remove spark plug wires from distributor. Remove distributor cap. Remove rotor. Remove distributor housing. Camshaft position sensor can now be removed.
Factory Service Tools
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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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