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

WARNING: This page is about a different car, the 2010 BMW X6, 2009 BMW X6, and 2008 BMW X6. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

11 0 290
11 4 120
11 8 650

See ENGINE - SPECIAL TOOLS (N54, N63) .

Necessary preliminary tasks:

Remove drive belt
Remove tensioner for drive belt
Remove sealing cover for vacuum pump
Remove high-pressure pump . See 13 51 017 REMOVING AND INSTALLING OR REPLACING HIGH-PRESSURE FUEL PUMP (N54, N53) .

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 , see 11 66 VACUUM PUMP

Fig 1: Identifying Screw And Special Tools (11 0 290, 11 8 650)

Courtesy of BMW OF NORTH AMERICA, INC.

Press chain tensioner (1) with chain in direction of arrow.

Install special tool 11 4 120 .

Remove sprocket wheel (2) in direction of arrow.

Fig 2: Removing Sprocket Wheel

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Tightening torque 11 66 1AZ , see 11 66 VACUUM PUMP

Release screws (1).

Secure screws (1) against falling out.

Remove vacuum pump.

Installation:

Replace seal.

Fig 3: Identifying Vacuum Pump Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.