41 11 301 Replacing Cover For Longitudinal Member With Left Door Pillar (Partial Replacement B-Pillar)
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:
- (1) B-pillar with entrance
- (2) Shaped part, B-pillar, inner (not shown)
Mark severance cuts in accordance with specified measurements and cut.
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.
Measurement a = 190 mm from roof edge.
Installation:
Weld in reinforcement plate at severance cut, see 41 00... Welding in reinforcement plate (steel plate) .
Open weld joints in area (1).
Installation information:
Mark new part in accordance with severance cuts on vehicle and cut.
Apply window glass adhesive to cavity acoustic baffle (1), see 41 00... Installing a cavity acoustic baffle (expanded) 41 00... Installing a cavity acoustic baffle (not expanded) .
Apply adhesive in areas (2), see 41 00... Bonding steel on steel .
Adjust new part to fit with straightening attachment or universal mount.