Vacuum Pump: Service and Repair

11 66 000 - Removing and installing or replacing vacuum pump (M57T2)





Warning!
Scalding hazard!
Only perform these tasks on an engine that has cooled down.






Necessary preliminary tasks:
- Remove acoustic cover.
- Partially release EGR cooler.
- Detach EGR pipe.





Release screw.
Detach coupling element of vacuum hose.






Installation:
Replace O-ring during installation.





Release screws.
Remove vacuum pump.

Note:
Screw threads are coated with sealing compound.
Replace screws or apply Drei Bond 1209 sealing compound (refer to BMW Parts Service).





Installation Note:
Replace O-ring (1) and apply a thin coat of anti-friction agent.
Align driver (2) of vacuum pump to opening on camshaft gear.





Note:
The screw on the camshaft gear has a nozzle for lubricating the vacuum pump.





Assemble engine.
Check vacuum system for leaks.