11 66 000 Removing and installing/replacing vacuum pump (N62)

WARNING: This page is about a different variant/trim than selected.

NOTE: Press brake pedal several times in order to reduce vacuum pressure in brake booster.

Installation location:

Vacuum pump is fitted on cylinder head 1 to 4 at front on exhaust camshaft.

Remove design cover.

Remove acoustic cover.

Remove intake hose with air-mass flow sensor and upper section of intake filter housing. See INTAKE FILTER & HOSE .

IMPORTANT: Installation:
Due to the risk of damage to the engine gaskets/seals and the lack of brake boosting, make sure before starting the engine that all the vacuum lines are connected.

Open hose clip (1) and pull off vacuum line.

Release nuts on hose holders.

Remove vacuum hose.

Fig 1: Removing Vacuum Hose

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Release screws and remove holder (1).

Remove vacuum pump (2).

Fig 2: Removing Vacuum Pump

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Installation:

Replace sealing ring (1) and secure with grease.

Drive (2) must be rotated into correct position prior to installation.

Fig 3: Replacing Sealing Ring

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Installation:

Align vacuum pump drive to groove (3) on exhaust camshaft.

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 4: Aligning Vacuum Pump Drive To Groove On Exhaust Camshaft

Courtesy of BMW OF NORTH AMERICA, INC.