Removing and installing/replacing vacuum pump (S63T2) (X6 M)

IMPORTANT: Installation note: 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.

Vacuum pump is fitted on cylinder head cover 1 to 4 at rear on intake camshaft.

Necessary preliminary tasks:

Press brake pedal several times in order to reduce vacuum pressure in brake booster.
Remove ENGINE BULKHEAD at center and right.

Removal:

Release screws (1).

NOTE: Bolts (1) are secured against falling out.

Release screw (2).

Remove vacuum pump.

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Installation:

Drive (1) must be rotated into correct position prior to installation.

Installation note:

Replace sealing ring (2) and coat with grease to facilitate installation.

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Installation note:

Align vacuum pump drive to groove (1) of intake camshaft.

Vacuum pump can best be installed when groove (1) is vertically aligned.

Graphic N63.

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Position vacuum pump.

Tighten down screws (1).

Tightening torque. 11 66 1AZ .

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Required reworking:

Install ENGINE BULKHEAD at center and right.
Check function of DME.
Check vacuum pump for leaks and correct operation.