51 31 200 Removing and installing rear window

Cold processing: 

Comply with instructions on gluing windows, refer to 51 31... INSTRUCTIONS ON GLUING WINDSCREEN 

Warm processing: 

Open aluminum membrane at rear end of cartridge. Place cartridge in cartridge oven.

Heat glue cartridge for one hour in cartridge oven (Sourcing Reference BMW Parts Service) at 80°C.

refer to 51 31... INSTRUCTIONS ON GLUING WINDSCREEN 

Disconnect right plug connection (1) (locking circuit).

Disconnect left plug connections (1) (rear window heating/antenna).

The following two work steps must be carried out with a 2nd person:

Remove retainer (1) and lift out left and right gas struts (2).

Loosen screw (3).

Release screw (4) and remove trunk lid.

Place trunk lid on the protective cover (1) and secure with fabric adhesive tape (2) on left/right sides.

Pull seal downwards to remove.

Pull seal off from left to right.

Mask body all around rear window aperture with fabric adhesive tape (e.g. Tesa).

1. Rear window
2. Glue bead
3. Body aperture
4. Fabric adhesive tape

Fit knife (24 mm blade length, sourcing reference: BMW Parts Service) to the tool.

Carefully insert knife between body and top center of rear window.

Guide web of knife parallel to rear window.

Cut through glue bead all around as close as possible to the rear window glass.

1. Body aperture
2. Glue bead
3. Knife
4. Rear window
   Fig 12: Cutting Glue Bead All Around Rear Window Glass

   

Lift out rear window using special tool 51 3 010.

Immediately before installing rear window:

Remove glue residue from body aperture to thickness of approx. 0.5 mm.

To avoid damaging paintwork in body cutout, carefully remove glue residue with a scalpel.

Pull off adhesive masking tape all around.

When reusing the rear window:

Remove glue residue on rear window with a scalpel (1) for heavy-duty applications to approx. 0.5 mm.

Secure cable (1) (rear window heating/antenna) with adhesive tape.

Treat rear window in glued area (A) with BMW-approved materials (2) (repair kit, Sourcing Reference: BMW Parts Service), refer to 51 31... INSTRUCTIONS ON GLUING WINDSCREEN 

(A) = 21 mm

Mount and press seal on to rear window glass at bottom.

Fit seal (1) at top in center of rear window and press downwards.

Pull adhesive tape off body aperture all around. Mask headliner on roof connection with paintwork masking tape.

Treat body around glued area with BMW-approved materials (repair kit, Sourcing Reference: BMW Parts Service), refer to 51 31... INSTRUCTIONS ON GLUING WINDSCREEN 

Cut nozzle to size.

1. 7 mm
2. 10_-1 mm

Note expiry date of glue!

If necessary, apply a test bead before gluing. Cartridge must be perpendicular to rear window.

Shape of glue bead.

1. 7 mm
2. 10_-1 mm

Maintain distance (A), (B) and (C) between glue bead and seal.

1. 1 mm
2. 1 mm
3. 1 mm
   Fig 22: Identifying Distance Between Glue Bead & Seal

   

Install rear window carefully using special tool 51 3 010. Gasket must locate uniformly down each side (center carefully). Press rear window upwards until there is a uniform gap between gasket and roof of 5 mm.

Measure gap (A) at top left and right and secure rear window with plastic adhesive tapes (1) (sourcing reference: BMW Parts Service).

(A) = 5 mm

If necessary, lay lower sealing lip (1) of seal (2) with special tool 00 9 316 (sealing lip wedge) at top corners in rounded recess of body cutout.

Assemble car.

Fit trunk lid in accordance with old color print.

If necessary, adjust trunk lid to fit.

Remove adhesive tape after glue has hardened.

Version with GPS navigation system I up to 9/97: 

If necessary, recalibrate magnetic field sensor, refer to function description in DIS. (Diagnosis Information System).

Check function.