S4 Quattro Wagon V8-4.2L (BHF) (2008)
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‹› In the following illustration, the timing mechanism is depicted with covers completely removed.
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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 and camshaft adjuster.
‹› Camshaft timing chain remains on engine.
‹› Also, if only one of the two cylinder heads is removed, bolts for camshaft gears must be loosened at both cylinder heads.
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Push glide track of chain tensioner for right timing chain in direction of - arrow - and pull off chain tensioner using a drill bit 3.3 mm in dia. - 1 -.