54 37 090 Removing and installing/replacing front cowl panel fastener

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 roofliner at front

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.

Slide open retaining clip (1) and unclip ball head.

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

Unscrew nuts (2).

Tightening torque 54 37 08AZ, see 54 37 POWER CONVERTIBLE TOP .

Installation:

Replace nuts.

Fig 2: Identifying Retaining Clip With Nuts

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement only:

Screw on new fasteners loosely.

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

Install roof shell without roofliner.

Close convertible top.

Fasteners glide into place.

Tighten down nuts (1).

Tightening torque 54 37 08AZ, see 54 37 POWER CONVERTIBLE TOP .

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

Fig 3: Identifying Nuts

Courtesy of BMW OF NORTH AMERICA, INC.