11 66 000 Removing And Installing/Replacing Vacuum Pump (N54)

WARNING: This page is about a different car, the 2010 BMW 135i, 2009 BMW 135i, and 2008 BMW 135i. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

For the following special tools, refer to ENGINE- SPECIAL TOOLS .

11 0 290
11 4 120
11 8 650

Necessary preliminary tasks:

Remove drive belt . See 11 28 010 REPLACING ALTERNATOR DRIVE BELT (N54) .
Remove tensioner for drive belt. See 11 28 020 REPLACE ALTERNATOR DRIVE BELT TENSIONER (N54) .
Remove sealing cover for vacuum pump. See 11 14 010 REPLACING SEALING COVER FOR VACUUM PUMP (N54) .
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. See 11 66 2AZ in 11 66 VACUUM PUMP .

Fig 1: Positioning Special Tool 11 0 290 On Sprocket Wheel And On Special Tool 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

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Release screws (1).

Tightening torque. See 11 66 1AZ in 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.