54 37 115 Removing and installing/replacing middle roof shell fastener pack

WARNING: This page is about a different car, the 2010 BMW M3, 2009 BMW M3, and 2008 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Remove roof shell in middle

Installation:

Microencapsulated screws (Loctite) must be replaced and may not be reused
Screw connection must be completed within 20 mins. (start of curing)
Microencapsulated screws must not be retightened
Thread of nut must be cleaned beforehand in event of repeated use

Move convertible top into service position .

Move convertible top so that angle of hinges is not ≤90°.

IMPORTANT: Risk of damage! Pressure in hydraulic system drops and convertible top loses its position.

Support rear roof shell to convertible top cover with suitable auxiliary material.

Auxiliary material must lie over wide area and if possible over entire length.

Rear roof shell is supported by auxiliary material on convertible top cover.

Fig 1: Moving Convertible Top Into Service Position

Courtesy of BMW OF NORTH AMERICA, INC.

Roof shells block each other.

NOTE: Before removing, mark position of screws to ensure correct alignment when installing.

Release screws (1).

Tightening torque 54 37 09AZ, see 54 37 POWER CONVERTIBLE TOP .

Remove fastener.

Fig 2: Identifying Screws

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: The scope of work for removing and installing the roof shell fastener pack ends here.

Check gap dimensions and if necessary adjust. See BODY GAP DIMENSIONS .

Replacement only:

Screw on fastener (4) loosely.

Fastener (4) should still be able to be slid in order to center itself.

Aligning fastener (4) manually:

Slide fastener in X towards rear
Slide fastener in X 1 mm towards front
Centre fastener in Y

Fig 3: Sliding Fastener In Towards Rear
Courtesy of BMW OF NORTH AMERICA, INC.

Centre fastener (1) and screw on loosely.

Fastener (1) should still be able to be slid in order to center itself.

Fig 4: Adjusting Still

Courtesy of BMW OF NORTH AMERICA, INC.

Install roof shell without roofliner.

Close convertible top.

Fasteners glide into place.

Tighten down screws (1).

Tightening torque 54 37 09AZ, see 54 37 POWER CONVERTIBLE TOP .

Fig 5: Identifying Roof Shell Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Measure middle roof shell fastener to front roof shell fastener and if necessary adjust gap (A).

A) 19 mm

Fig 6: Measuring Middle Roof Shell Fastener To Front Roof Shell Fastener

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Check gap dimensions and if necessary adjust. See BODY GAP DIMENSIONS .