Removing and installing complete glass slide/tilt sunroof (M4 Coupe)
Special tools required:
- 2 348 128
- 2 354 941
Necessary preliminary tasks:
- Remove GLASS SLIDE/TILT SUNROOF PANEL .
- Lower HEADLINING .
Removed glass slide/tilt sunroof must only be placed on a level support.
Do not place glass slide/tilt sunroof on cross member.
Place glass slide/tilt sunroof broadly across side frame.
A damaged head airbag exhibits an impaired protective function and in extreme cases loses its protective function altogether.
A damaged head airbag must be REPLACED .
Remove felt (1) on the left and right.
Installation note:
Felt must be re-bonded.
Without felt, there is a risk of damage to the sliding head liner.
Drill out rivets (1) and remove holder (2).
If necessary, press off rivet heads with special tool 2 348 128 and remove.
- Unfasten plug connection (1) and disconnect.
- Detach 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
Tightening torque 54 12 02AZ .
Completely remove the glass slide/tilt sunroof through the front passenger door:
Installation note:
If necessary, remove fabric adhesive tape.
To stop groaning 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 note:
To align glass slide/tilt sunroof to body aperture, insert the 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 2 354 941 in centering bore (left and right) up to limit position in glass slide/tilt sunroof and body.
Tighten down screws.
Tightening torque 54 12 02AZ .
Remove special tool 2 354 941.
INITIALIZE glass slide/tilt sunroof.