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Home >> Audi >> 2007 >> S8 >> Repair and Diagnosis >> Engine Performance >> Ignition System >> 5.2L - Engine Mechanical, Engine Code(S): BSM >> 15 - Engine - Cylinder Head, Valvetrain >> Valvetrain, Servicing >> Valves, Checking >> Valves, Checking

Valves, Checking

Perform a visual check for signs of wear at stem and at seating surface.

If significant wear is discovered:

Replace the respective valve.

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