41 11 420 Replace Left Sills

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Procedure OBSERVE repair stage 3!

Read contents of BODY, GENERAL .

Use only approved SPOT-WELDING APPARATUS for repairs!

Following new body parts are required (see OVERVIEW OF CONSUMABLES ):

(1) Outer side frame

Fig 1: Identifying Outer Side Frame
Courtesy of BMW OF NORTH AMERICA, INC.

Removal

Fig 2: Identifying Outer Side Frame Severance Cutting Area

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Courtesy of BMW OF NORTH AMERICA, INC.

Mark severance cut (1) in accordance with dimension and cut.

IMPORTANT: Cut outer panel only.

Measurement a = approx. 40 mm from center point of 8 mm dia. hole.

Open welded connections in areas (2).

Fig 3: Identifying Outer Side Frame Welded Connections Areas

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Courtesy of BMW OF NORTH AMERICA, INC.

Open welded connections in area (1).

Remove sill.

New part preparation

Fig 4: Identifying Sill Welded Connections Area

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Courtesy of BMW OF NORTH AMERICA, INC.

Mark severance cut (1) on the new part according to vehicle + 20 mm extra material and cut.

Fig 5: Identifying Outer Side Frame Plug-Weld Areas

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Courtesy of BMW OF NORTH AMERICA, INC.

Adjust new part to fit and secure.

Prepare new part for plug-weld in areas (1).

In area (2) prepare new part for spot-weld.

Remove new part and deburr holes.

Installation

Install new part and weld.