54 12 211 Removing and Installing Complete Glass Slide/Tilt Sunroof (Frame)

54 12 211 Removing And Installing Complete Glass Slide/Tilt Sunroof (Frame)







Special tools required:
- 54 1 110







IMPORTANT:
- Operations on pyrotechnical devices may only be carried out by authorised experts.
- Improper, unauthorised operations may result in serious dangers.
- Unauthorised persons are strictly prohibited from performing any operations on this system.







WARNING:
- Read and comply with safety regulations for handling airbag modules and pyrotechnical belt tensioners.
- Incorrect handling can activate airbag and cause injury.
- A damaged head airbag must be replaced.
- A damaged head airbag exhibits an impaired protective function and in extreme cases loses its protective function altogether.







Necessary preliminary work:
- Remove all holder grab handles
- Disconnect battery earth lead

NOTE:
- Remove glass slide/tilt sunroof with aid of two people.







Installation:
- Powerlock screws must be replaced and must not be reused
- Powerlock screws are mechanical screw locks with trilobular threads







Removing gas generator on left or right:

Unlock and disconnect plug (1) for gas generator.

Unfasten screws (2).

Tightening torque 72 12 02AZ.

Remove gas generator.

Installation:
Gas generator is coded against incorrect installation.







Unlock plug connection (1) from front drive and disconnect.







Unlock plug connections (1) and disconnect.

Unclip all cable clips.

Installation:
If necessary, replace cable clips.







- Pull off front and rear water drain hoses.
- Helper must hold glass slide/tilt sunroof to prevent it falling out.
- Release screws in marked area and carefully lower glass slide/tilt sunroof.

Installation:
Screws have different lengths:

Im Bereich (1) = 17 mm
Im Bereich (2) = 23 mm

IMPORTANT:
Do not damage any surrounding parts when removing the glass slide/tilt sunroof.
- Carefully remove slide/tilt sunroof from vehicle (through rear door).







Installation:
Replace screws.

To stop grating noises, secure all screws (1) prior to installation with plastic washers (2).

If the standard screws can no longer grip, use "repair screws" (have larger threads).







Installation:
To align glass slide/tilt sunroof to body cut-out, insert screws and tighten loosely.

Glass slide/tilt sunroof must still be able to move in the body aperture.

On account of leaks, glass slide/tilt sunroof must be exactly aligned to body aperture.

Insert special tool 54 1 110 into centering bores up to stop in glass slide/tilt roof and body.

Tighten down screws.

Tightening torque 54 12 02AZ.

IMPORTANT:
- Do not crush any cables when fitting the glass slide/tilt sunroof.
- Initialize glass slide/tilt sunroof.