S4 Quattro Wagon V8-4.2L (BHF) (2008)
![background image](/audi/s4_quattro_wagon/v8-4.2l_(bhf)/Page-880004.png)
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Mark running direction of right timing chain with paint.
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Remove bolts - 1 - and - 2 - for camshaft chain sprocket or camshaft adjuster using multipoint socket (T10035).
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Remove camshaft chain sprocket, camshaft adjuster and timing chain.
Installing
‹› Secure crankshaft in TDC position using crankshaft holder (3242).
‹› Drive chain for timing mechanism installed. Refer to => [ Timing Mechanism Drive Chain ] See: Timing Mechanism Drive Chain.
‹› Always replace bolts that are tightened to torque as well as O-rings and gaskets.
‹› When turning camshaft, crankshaft must not be at TDC for any cylinder. Valves and/or pistons may be damaged.
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Rotate inner part and outer part of both camshaft adjusters against each other up to lock position - arrows -.