11 14 141 Replacing radial shaft seal in timing case cover at bottom (N62/N62TU)

WARNING: This page is about a different car, the 2010 BMW 550i, 2009 BMW 550i, and 2008 BMW 550i. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

11 9 410 . See ENGINE- SPECIAL TOOLS .
11 9 420

Necessary preliminary tasks:

Removing hub for vibration damper

Position lever (2) for removing radial shaft seal (1) horizontally and install special tool 11 9 410.

Fig 1: Identifying Radial Shaft Seal And Lever

G04739725

Courtesy of BMW OF NORTH AMERICA, INC.

Turn lever (2) so that it grips behind radial shaft seal (1).

Turn bolt (3) on special tool 11 9 410 to remove radial shaft seal (1).

Fig 2: Identifying Radial Shaft Seal And Special Tool (11 9 410)

G04739726

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Radial shaft seal may only be supported with a "support sleeve".

If the radial shaft seal (1) is stored for longer than six months without the support sleeve (2), its operational reliability can no longer be guaranteed and it must not be reused.

IMPORTANT: The sealing lip of the radial shaft seal is highly sensitive and must not be kinked under any circumstances.
Do not touch the sealing lip with your fingers.

Fig 3: Identifying Radial Shaft Seal And Support Sleeve

G04739727

Courtesy of BMW OF NORTH AMERICA, INC.

Remove support sleeve (2) from radial shaft seal (1).

Fit radial shaft seal (1) on timing case cover.

Fig 4: Identifying Radial Shaft Seal

G04739728

Courtesy of BMW OF NORTH AMERICA, INC.

Using special tool 11 9 420 and central bolt (3), install radial shaft seal flush with timing case cover.

Fig 5: Identifying Special Tool (11 9 420) And Central Bolt

G04739729

Courtesy of BMW OF NORTH AMERICA, INC.