WARNING: This page is about a different car, the 2006 Audi A8, 2005 Audi A8, and 2004 Audi A8. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Crankshaft Bearing Cap, Removing
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Remove crankshaft bearing cap bolts or nuts.
Remove crankshaft bearing caps from cylinder block using puller T10055.