11 66 000 Removing and installing or replacing vacuum pump (M47TU/M47T2/M57TU/M57T2)

WARNING: Scalding hazard!
Only perform these tasks on an engine that has cooled down.

Necessary preliminary tasks:

Release screw.

Detach coupling element of vacuum hose.

Fig 1: Locating Coupling Element Of Vacuum Hose

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Installation:

Replace O-ring during installation.

Fig 2: Locating O-Ring

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Release screws.

Remove vacuum pump.

NOTE: Screw threads are coated with sealing compound.

Replace screws or apply

Drei Bond 1209 sealing compound (refer to BMW Parts Service).

Fig 3: Locating Vacuum Pump Screws

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Installation:

Replace O-ring (1) and apply a thin coat of anti-friction agent.

Align driver (2) of vacuum pump to opening on camshaft gear.

Fig 4: Identifying O-Ring And Vacuum Pump Driver

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NOTE: The screw on the camshaft gear has a nozzle for lubricating the vacuum pump.

Fig 5: Locating Camshaft Gear Screws

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Assemble engine.

Check vacuum system for leaks.