41 21 510 Front Left Door Pillar Replacement (Front Side Panel Removed)

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Read contents of Body, General.

Spot-weld bonding is used on this vehicle. Observe specific Procedure.

Remove or cover those vehicle components in the repair area which are susceptible to heat or dust.

Use only approved Spot-Welding Apparatus for repairs!

Place vehicle on straightening bench.

Following new body parts are required:

(1) A-pillar, outer
(2) Support carrier, wheel arch, outer
(3) Shaped part, support carrier (not shown)
(4) Shaped part, A-pillar, bottom inner (not shown)

Fig 1: Identifying Front Left Door Pillar Components
Courtesy of BMW OF NORTH AMERICA, INC.

Mark severance cuts in accordance with specified measurements and cut.

IMPORTANT: Cut outer plate only for following severance cuts.

Measurement a = approx. 130 mm from edge of rectangular hole.

Measurement b = approx. 160 mm from centrepoint of 12 mm dia. bore.

Open weld joints in areas (1).

Installation:

Weld in Reinforcing Panels at all severance cuts.

Apply window glass adhesive to Cavity Acoustic Baffles (2).

Fig 2: Identifying Cavity Acoustic Baffle, Weld Joint Areas And Measurement Areas

Courtesy of BMW OF NORTH AMERICA, INC.

Mark severance cuts in accordance with specified measurements and cut.

IMPORTANT: Cut outer plate only for following severance cuts.

Measurement a = approx. 210 mm from roof edge.

Measurement b = approx. 80 mm below severance cut a.

Measurement c = approx. 215 mm before hole dia. 20 mm.

Open weld joints in areas (1).

Open adhesive bond in area (3).

Fig 3: Identifying Measurements, Weld Joint Area And Adhesive Bond Areas

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Sheet panel (2) is needed again to seal cowl.

Plug weld in area (3).

IMPORTANT: For following severance cut, do not damage sunroof water drain hose.

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

Measurement a = approx. 250 mm from roof edge.

Fig 4: Identifying Severance Cut Mark And Measurement

Courtesy of BMW OF NORTH AMERICA, INC.

Open weld joint in area (1).

IMPORTANT: Do not damage sunroof water drain hose (2).

Fig 5: Identifying Weld Joint Area And Sunroof Water Drain Hose

Courtesy of BMW OF NORTH AMERICA, INC.

Open adhesive bond in area (1).

Open weld joint in area (2).

Fig 6: Identifying Adhesive Bond And Joint Weld Area

Courtesy of BMW OF NORTH AMERICA, INC.

Preparation of new part:

Mark new part in accordance with severance cuts above and cut.

Installation:

Adjust new part to fit with straightening attachment or universal mount.

Weld in Reinforcing Panels at all severance cuts.

Apply window glass adhesive to Cavity Acoustic Baffles (1).

Apply Adhesive in area (2).

Fig 7: Identifying Cavity Acoustic Baffle And Adhesive Area

Courtesy of BMW OF NORTH AMERICA, INC.