41 11 301 Replacing Cover For Longitudinal Member With Left Door Pillar (Partial Replacement B-Pillar)

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Read contents of BODY, GENERAL .

Spot-weld bonding is used on this vehicle. Observe specific procedure , see 41 00... Spot-weld bonding steel parts .

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, see WORKSHOP EQUIPMENT !

Place vehicle on straightening bench.

Following new body parts are required:

Fig 1: Identifying B-Pillar With Entrance

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Fig 2: Identifying Cut Mark Area

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Mark severance cuts in accordance with specified measurements and cut.

IMPORTANT: Cut outer plate only for following severance cuts.

Measurement a = approx. 200 mm behind hole dia. 25 mm.

Measurement b = approx. 150 mm from roof edge.

Measurement c = approx. 80 mm below cut b.

Measurement d = approx. 200 mm from centerpoint of hole dia. 25 mm.

Open weld joints in areas (1) and (2).

Open adhesive bonds in areas (3).

Installation:

Cut out metal section (4) is needed again for sealing.

Weld in reinforcing panels at all severance cuts, see 41 00... Welding in reinforcement plate (steel plate) .

Bond and rivet new part in area (2), see 41 00... Bonding steel on steel .

Use Hemlock 813 blind rivet (sourcing reference: BMW Parts Service picture board - Aluminum and steel/bonding and welding).

Double number of rivets with respect to welding spots in area (2).

Mark severance cut in accordance with specified measurement and cut.

IMPORTANT: Cut outer metal plate only for following severance cut.
Measurement a = 190 mm from roof edge.

Installation:

Fig 3: Identifying Cut Mark Area

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NOTE: View from inside

Open weld joints in area (1).

Fig 4: Identifying Weld Joint Areas (1 Of 2)

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Fig 5: Identifying Weld Joint Areas (2 Of 2)

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Installation information:

Mark new part in accordance with severance cuts on vehicle and cut.

Apply adhesive in areas (2), see 41 00... Bonding steel on steel .

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