51 22 ... Removing and installing/replacing side impact protection in left or right rear door

WARNING: This page is about a different car, the 2008 BMW 535xi. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Remove ACOUSTIC INSULATION

Security version:

Side impact protection cannot be removed

Version with crashpad up to 03/2004:

Release screw (1) and feed crashpad (2) in direction of arrow out of inner door plate (3).

Installation:

Plug-in nut (4) on crashpad (2) must not be damaged.

Fig 1: Releasing Screw And Feed Crashpad

Courtesy of BMW OF NORTH AMERICA, INC.

Version with door reinforcement up to 04/2004:

If necessary, release cable holder on door reinforcement (4).

Release screw (1).

Slacken screw (2) with open-end wrench (3) (do not release fully).

Tightening torque 51 22 9AZ .

Feed out side door reinforcement (4) downwards and remove.

Fig 2: Releasing Cable Holder On Door Reinforcement

Courtesy of BMW OF NORTH AMERICA, INC.