Audi A8 2003 Workshop Manual page 155

8-cylinder TDI engine (4.2 ltr. 4-valve common rail), mechanics - Edition 12.2013
Removing
– Release fasteners -1-, -2- and -4- and take off noise insulation
panels.
– Position used oil collection and extraction unit below engine.
– Drain off engine oil.
– Remove engine ⇒ page 8
– Separate engine from gearbox
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not
– Secure engine to engine stand
permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability
scissor-type assembly platform - VAS 6131 A- .
with respect to the correctness of information in this document. Copyright by AUDI AG.
– Remove timing chain covers
Note
Lay a cloth under the separating point to catch escaping hydraulic
fluid.
– Unbolt hydraulic pressure pipe -1- at power steering pump.
– Unbolt power steering pump from sump (top section)
-arrows-.
– Unscrew bolt -1- at drive chain sprocket -2- several turns.
– Remove chain for auxiliary drives
– Unbolt drive chain sprocket for auxiliary drives.
– Unscrew bolts -1 ... 5- and detach spur gear drive.
.
⇒ page 31 .
⇒ page 38 , or leave engine on
⇒ page 108 .
⇒ page 142 .
Audi A8 2003 ➤
149
1. Chain drive