Brake Booster Vacuum Pump

Brake Booster Vacuum Pump

Special tools, testers and auxiliary items required

• Torque wrench (5-50 Nm) (VAG 1331)

• Due to installation conditions, the transmission must be removed on vehicles with a automatic transmission.

Removing

- Remove the engine cover.

- Remove the intake hose - 1 - and disconnect the connector - 2 - from the Mass Air Flow (MAF) sensor.





- Disconnect the hose - 3 - from the air filter housing.

- Remove the bolts - 4 and 6 - and remove the air filter housing.

- Remove the battery.

- Remove the battery holder bolts - arrows - and remove the battery holder from the vehicle.





- Remove the intake hose - 4 -. To do so, disconnect air hoses - 1 and 2 - (compress the securing ring) and remove the spring clamp - 3 -.





- Unclip the wiring harness from the bracket - 2 -.





- Remove the bolt - 3 - for the coolant pipe.

- Disconnect the vacuum hose - 1 -.

- Remove the 3 bolts - arrows - and remove the vacuum pump.

• The 4 bolts for the cover must not be loosened under any circumstances!

- Remove the old gasket.

Installing

- Place new gasket - 2 - onto the vacuum pump.





- Place the vacuum pump coupling plate - 3 - so that it engages into the symmetrical groove of the double wheel sprocket - 1 - - arrows - when installing the vacuum pump.

- Install and tighten the bolts.

The rest of the installation follows the reverse of the removal procedures.

Tightening Specifications