Vacuum Pump: Service and Repair

11 66 000 - Removing and installing/replacing vacuum pump (N54)





Special tools required:





Necessary preliminary tasks:
- Remove drive belt Service and Repair
- Remove tensioner Service and Repair for drive belt
- Remove sealing cover Service and Repair for vacuum pump
- Remove intake air manifold Service and Repair
- Remove high-pressure pump 13 51 017 Removing and Installing/Replacing High-Pressure Fuel Pump





Rotate crankshaft at central bolt.
Turn sprocket wheel until drilled holes and screws of vacuum pump match up.
Screw in special tool 11 8 650.
Secure special tool 11 0 290 in sprocket wheel and to special tool 11 8 650.
Release screw (1).
Tightening torque 11 66 2AZ 11 66 Vacuum Pump.





Press chain tensioner (1) with chain in direction of arrow.
Install special tool 11 4 120.
Remove sprocket wheel (2) in direction of arrow.





Release screws (1).
Tightening torque 11 66 1AZ 11 66 Vacuum Pump.
Release screws (1).
Secure screws (1) against falling out.
Remove vacuum pump.

Installation:
Replace seal.





Assemble engine.