Vacuum Pump: Service and Repair

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





Warning!
Risk of burning!
Only perform this repair work on an engine that has cooled down.





Necessary preliminary work:
^ Remove acoustic cover.
^ Partially release EGR cooler.
^ Detach EGR pipe.

Release screw.

Detach coupling element of vacuum hose.








Installation Note:
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 Department).

Installation Note:
Replace O-ring (1) and apply a thin coat of lubricant.





Align driver (2) of vacuum pump to recess on camshaft gear.





Note:
The screw on the camshaft gear has an air vent for lubricating the vacuum pump.





Assemble engine.

Check vacuum system for tightness.