11 72 000 Removing and installing/replacing air pump (N62)

WARNING: This page is about a different car, the 2005 BMW 645Ci and 2004 BMW 645Ci. However, it is still accessible from the selected car via links, so may be relevant.

Remove upper section of intake filter housing.

Release retaining screws on coolant expansion tank.

Remove suction filter housing.

Remove raw air housing.

Unlock and disconnect pressure and suction lines (1).

Loosen screws (2).

Loosen screw (3).

Fig 1: Unlocking And Disconnecting Pressure And Suction Lines (1) and Loosen screws (2 And 3)

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Remove front splash guard.

Remove trim panel at bottom right.

Unlock plug (1) and remove.

Unscrew bolt (3).

Remove air pump (2).

Fig 2: Unlocking Plug (1), Unscrewing Bolt (3) And Removing Air Pump (2)

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Unscrew nuts.

Unclip plug (1).

Remove holder from air pump.

Fig 3: Releasing Nuts From Air Pump

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