11 43 000 Removing and installing/sealing guide tube for oil dipstick (N62)

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2005 BMW 745i, 2005 BMW 745Li, 2004 BMW 745i, 2004 BMW 745Li, and 2003 BMW 745i. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Remove intake air manifold. Refer to 11 61 050 Removing and installing intake air manifold (N62) .
Drain engine oil. Refer to 00 00 610 Engine oil service (N62) .

NOTE: For purposes of clarity, this work step is shown on the engine after it has been removed.

Unlock and detach vacuum line (1).

Fig 1: Removing Guide Tube

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws and remove check valve (2).

Remove guide tube (3) upwards.

Installation:

Replace sealing ring on guide tube.

Apply light coat of oil to seal.

Replacing sealing ring on check valve pipe.

Apply light coat of oil to seal.

Assemble engine.

Check engine for leaks.