65 20 030 Removing and installing/replacing empty housing for roof-mounted aerial/antenna

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2008 BMW 335xi, 2008 BMW 335i, 2008 BMW 328xi, 2008 BMW 328i, and 2007 BMW 335xi. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

65 2 010

NOTE: Clean roof.

Tape off roof surface (2) around aerial/antenna cover (3) with yellow adhesive tape (1). To do so, slide adhesive tape slightly under roof aerial/antenna.

If necessary, carefully heat vehicle roof in aerial/antenna area with a hot air blower (max. 50°C).

Fig 1: Identifying Roof Surface, Around Aerial And Antenna Cover

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Risk of damage!

Handle special tool correctly and make sure you are standing safely with a firm foothold next to vehicle.

In order to prevent dents in the roof outer skin, do not exert any pressure on the roof.

IMPORTANT: Risk of damage!

Make sure your arms do not cross over (1) when holding special tool 65 2 010.

Pull handle must always be ahead of the guiding hand (2).

Fig 2: Handling Special Tool (65 2 010) Correctly

Courtesy of BMW OF NORTH AMERICA, INC.

Cut through adhesive bead all round with special tool 65 2 010.

Pull on handle (1) and align blade on handle (2).

NOTE: Use sharp blades only. If necessary, sharpen blade.

Remove cover of multiband telephone antenna (3).

Fig 3: Identifying Special Tool (65 2 010), Handle, Blade And Telephone Antenna

Courtesy of BMW OF NORTH AMERICA, INC.

Installation

The cover of the multiband telephone aerial/antenna is secured with window adhesive. All preparatory operations correspond to the Window Cementing Instructions.

NOTE: The aerial/antenna cover must be replaced if its centring pins (1) are damaged.

Bonding surface (2) must be clean and free from grease.

Fig 4: Identifying Centring Pins And Bonding Surface

Courtesy of BMW OF NORTH AMERICA, INC.

Position two spacers (1) on cleaned aerial/antenna cover.

Dimensions:

10 mm
14 mm

Position spacer (2) centrally and flush with shoulder of adhesive flange.

IMPORTANT: Spacers must be used without fail!

Fig 5: Identifying Spacer Dimensions

Courtesy of BMW OF NORTH AMERICA, INC.

Apply trace of adhesive bead all round outer contour as follows.

Distance between adhesive bead and edge of aerial/antenna cover:

6.5 mm ± 1 mm

Start and end of bead trace must have an overlap length of max. 10 mm.

IMPORTANT: To prevent the adhesive from escaping, the adhesive bead diameter must not exceed 3 mm ± 1 mm.

Fig 6: Identifying Distance Between Adhesive Bead And Edge Of Aerial/Antenna Cover

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Attach the antenna cover coated with adhesive by hand. To spread the adhesive better, move the cover back and forth horizontally slightly when pressing down.

If necessary, secure antenna cover with adhesive tape and do not press down on one side of the antenna more firmly than the other.

After bonding, leave vehicle to stand for at least 3 hours at room temperature.

To guarantee a permanent bond:

Only use washing installations after a period of 24 hours has passed.