Vacuum Pump - Exploded View (4.0 Ltr Tdi) - Audi A8 2003 Workshop Manual

– Secure vacuum hose to vacuum pump with bolt -1- (5 Nm).
Caution
Take care not to damage the vacuum hose. The vacuum hose
must be renewed if it is damaged.
Tightening torques
Component
Vacuum pump to timing chain cover
Hose connection for vacuum hose to vacuum
pump
11.3

Vacuum pump - exploded view (4.0 ltr TDI)

1 - 10 Nm
2 - Vacuum pump
❑ Removing and installing
⇒ page 124
3 - Vacuum hose
❑ Secure with hose clips
(same as original equip‐
ment) ⇒ Electronic
parts catalogue
4 - Hose clip
Note
On some models the vacuum hose
has to be secured at the vacuum
pump with a bolt.
5 - O-ring
❑ Renew
6 - O-ring
❑ Renew
7 - Inlet camshaft
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with respect to the correctness of information in this document. Copyright by AUDI AG.
Brake system - Edition 03.2013
Nm
9
5
11. Vacuum pumps for brake servo
Audi A8 2003 ➤
123