41 11 300 Replacing Cover For Longitudinal Member With Left Or Right Door Pillar (Partial Replacement B-Pillar, Rear Side Panel Removed)

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

Use only approved SPOT-WELDING APPARATUS  for repairs!

Place vehicle on straightening bench.

Following new body parts are required :

• B-pillar with entrance
• Attachment, entrance, outer
  Fig 1: Body Parts Components

  Courtesy of BMW OF NORTH AMERICA, INC.
• Shaped part, B-pillar, inner
  Fig 2: Mark Severance Cuts In Accordance With Specified Measurements And Cut

  Courtesy of BMW OF NORTH AMERICA, INC.

Mark severance cuts in accordance with specified measurements and cut.

Measurement a = approx. 40 mm in front of bore dia. 6 mm.

Measurement b = approx. 90 mm behind bore dia. 6 mm.

Measurement c = approx. 460 mm above upper door hinge mounting.

Measurement d = approx. 80 mm above cut c.

Open weld joints on outer entrance attachment (1) before and after severance cuts and remove components.

Fig 3: Open Weld Joints Areas And Metal Section

Courtesy of BMW OF NORTH AMERICA, INC.

Open weld joints in areas (1) and (3).

Remove metal section (2).

Installation: 

Apply repair welding spots in area (3) to existing welding spots on new component/car. This is necessary because the adhesive between the spot flanges acts as an insulator.

Mark severance cut in accordance with specified measurement and cut.

Measurement a = 500 mm above upper door hinge mounting.

Fig 4: Upper Door Hinge Mounting Measurement

Courtesy of BMW OF NORTH AMERICA, INC.

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

Fig 5: Open Weld Joints And Bonded Joints Areas

Courtesy of BMW OF NORTH AMERICA, INC.

Release cavity acoustic baffle in area (1).

Open adhesive bonds in areas (2).

Fig 6: Cavity Acoustic Baffle And Open Adhesive Bonds Area

Courtesy of BMW OF NORTH AMERICA, INC.

Fig 7: Mark On Severance Cuts

Courtesy of BMW OF NORTH AMERICA, INC.

Preparation of new part: 

Mark severance cuts (1) on new part in accordance with previous severance cuts and cut.

Measurement a = 80 mm below severance cut (2).

Open weld joints on sheet panel (3) and remove component.

Installation: 

Cut-out sheet panel (3) is needed again to seal B-pillar.

Open weld joints on outer entrance attachment (4) between severance cuts and remove component.

Fig 8: Mark On Severance Cuts

Courtesy of BMW OF NORTH AMERICA, INC.

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

Installation: 

Weld in REINFORCING PANELS  at all severance cuts.

Fig 9: Adhesive And Window Glass Adhesive Apply Area

Courtesy of BMW OF NORTH AMERICA, INC.

Apply adhesive in areas (1).

Apply window glass adhesive to cavity acoustic baffle (2).

Installation information: 

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

Adjust outer entrance attachment to fit after pressing down on paintwork on body and new part.

Prepare flange area of entrance attachment for plug welding.

Hole diameter approx. 5 to 6 mm

Fig 10: Hole On Flange Area

Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Apply repair welding spots in areas (1) next to existing welding spots on new component/car.

Fig 11: Repair Welding Spots Areas

Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Bond and rivet new part in area (1).

Use Hemlock 813 blind rivet .

Double number of rivets with respect to welding spots in area (1).

Fig 12: Welding Spots Area

Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Observe the following procedure when setting the rivets:

• First rivet adjacent areas (1).
• Then smooth and rivet areas (2).

• Rivet head must rest flat in relation to sheet metal flange.

  To do so, bend sheet metal flange slightly.

  Reshape sheet metal flange after setting rivets.

  Rivet heads that do not rest flat will cause damage to the riveting tongs!

• Do not damage the floor panel behind when drilling the rivet holes.
  Fig 13: Smooth And Rivet Areas

  Courtesy of BMW OF NORTH AMERICA, INC.