S4 V8-4.2L (BHF) (2004)
![background image](/audi/s4/v8-4.2l_(bhf)/Page-1271004.png)
Installing
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Secure crankshaft in TDC position using crankshaft holder 3242.
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Drive chain for timing mechanism installed
Note:
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Always replace bolts that are tightened to torque as well as O-rings and gaskets.
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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 -.
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Inner part and outer part must not be able to be against each other in lock position (slight play can still be felt).
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Check whether camshafts of both cylinder heads stand in TDC position.
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Slits - arrows - at front in camshafts must stand parallel at same height with upper edge of cylinder head.
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Insert camshaft locator T40046 into camshafts of left cylinder head. Rotate camshafts back and forth at hex head if necessary.