Necessary preliminary tasks

WARNING: This page is about a different car, the 2012 BMW 328xi, 2011 BMW 328xi, 2010 BMW 328xi, and 2009 BMW 328xi. However, it is still accessible from the selected car via links, so may be relevant.

Remove TRANSFER BOX .

Drive a hole into radial shaft seal (1) using a center punch (2).

IMPORTANT: Do not use a drill as drillings may result in transmission malfunction.

Fig 1: Making Hole Into Radial Shaft Seal Using Center Punch

Courtesy of BMW OF NORTH AMERICA, INC.

Screw special tool 23 0 490 into radial shaft seal.

Drive out radial shaft seal (1) with impact weight (2).

Fig 2: Removing Radial Shaft Seal With Impact Weight

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Coat sealing lips of new radial seal with clean transmission oil.

Drive in radial shaft seal with special tool 27 1 430.

Fig 3: Installing Radial Shaft Seal Using Special Tool 27 1 430

Courtesy of BMW OF NORTH AMERICA, INC.

Add final details to vehicle.

Check oil level.

Check transmission for leaks.