Preserving the rear door

NOTE: Schematic diagram is for example purposes. Some parts may differ in certain details.

The inner door panel is welded with the door outer skin in the area (1).
The weld seam must be protected against corrosion by cavity sealant.

Courtesy of BMW OF NORTH AMERICA, INC.
Preserve the inner door panel in the area of the weld seam (1).
Apply cavity sealant up to the two marked ends.

Remove any cavity sealant which emerges.

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: To provide a better overview: Shown without door outer skin.

Preserve the weld seams (1) all round between the reinforcement (2) and inner door panel (3).

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: To provide a better overview: Shown without door outer skin.
Preserve the weld seams (1) all round between the reinforcement (2) and inner door panel (3).

Courtesy of BMW OF NORTH AMERICA, INC.