Removing And Installing Vacuum Pump - Vehicles With 2.0 Ltr. Petrol Engine - Audi A6 2005 Workshop Manual

Audi A6 2005 ➤ , Audi A6 Avant 2005 ➤
Brake system - Edition 04.2019
– Unscrew bolt -1- and detach vacuum hose with connection at
vacuum pump.
– Remove bolts -arrows- and take off vacuum pump.
Installing
Install in reverse sequence, paying attention to the following:
Note
Renew O-rings.
– Set drive lugs of vacuum pump so they engage in slots in
camshaft when vacuum pump is installed.
– Attach vacuum pump to flange and tighten bolts to 9 Nm.
– Secure vacuum hose to vacuum pump with bolt (5 Nm).
Tightening torques
Component
Vacuum pump to timing chain cover
Connection for vacuum hose to vacuum pump
12.3 Removing and installing vacuum pump
- vehicles with 2.0 ltr. petrol engine
Before removing the vacuum pump, the high-pressure fuel pump
must be removed ⇒ Rep. gr. 24 .
The plenum chamber partition panel does not have to be re‐
moved.
Removing
The vacuum pump is located in the rear of the engine compart‐
ment -arrow-, as seen in the direction of travel.
WARNING
Fuel line is under pressure, do not disconnect.
170
Rep. gr.47 - Brakes - hydraulics
Nm
9
5