11 66 000 Removing and Installing/Replacing Vacuum Pump (N73)

WARNING: This page is about a different car, the 2008 BMW 760Li and 2007 BMW 760Li. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Remove right air intake hose.
Remove design cover.
Remove fan cowl. See 11 52 020 Removing and Installing Or Replacing Fan Clutch (N73)

Pull off vacuum hose (1).

Release hose clamp on vacuum line (2) and detach towards top.

Release screws (3).

Remove vacuum pump (4) in direction of arrow.

Fig 1: Identifying Hose Clamp

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Replace sealing ring (1) and secure with grease.

Drive (2) can be turned when removed and must be turned into the correct installation position prior to fitting.

Fig 2: Identifying Sealing Ring

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Align drive of vacuum pump to groove (3).

Installation:

Vacuum pump can best be installed when groove (3) is vertically aligned.

If vacuum pump cannot be installed, crank engine if necessary at central bolt into correct position.

Fig 3: Aligning Vacuum Pump Groove

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Assemble engine.