Audi A8 2003 Workshop Manual page 236

Audi A8 2003 ➤
8-cylinder TDI engine (4.2 ltr. 4-valve common rail), mechanics - Edition 12.2013
Note
Before removing, mark direction of rotation of poly V-belt with
chalk or felt-tip pen. If the belt runs in the opposite direction when
it is refitted, this can cause breakage.
– To slacken poly V-belt, pivot belt tensioner in direction of
-arrow- (use a lever with
– Remove poly V-belt from alternator pulley.
– Prise off cap for idler roller.
– Unscrew bolt -1- and detach idler roller.
– Remove bolt -2-.
– Pull the guide tube for oil dipstick out upwards.
Note
It is not possible to remove guide tube for oil dipstick from engine
compartment at this stage.
– Remove bolts -1- and -2-.
– Detach crankcase breather pipe from hoses -arrows-.
Note
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not
It is not possible to remove crankcase breather pipe from engine
permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability
compartment at this stage.
with respect to the correctness of information in this document. Copyright by AUDI AG.
– Remove bolts -1- and -2-.
– Detach coolant pipe from hoses -arrows-.
230
Rep. gr.19 - Cooling
3
/ 8 " drive).