Front Door Window Glass: Adjustments

51 32 154 - Adjusting left or right front door window





Special tools required:
- 51 3 010 51 3 010 Suction Lift (2 X)
- 51 3 080 51 3 080 Tool
- 51 3 240 51 3 240 Spanner





Note:
Make sure door is correctly adjusted to fit before starting adjustment.

If necessary, adjust door Adjustments.





Preload

Ideal adjustment:

Raise door window to end position.

Close front door until door lock is held in first door catch (1).

In this position the top edge of door window (2) must touch door seal (3) when it is subjected to load with light finger pressure.





Release preload adjusting screws (1).

Adjust position of window glass with adjustment mechanism (2) for preload.

Check adjustment, see Preload - Ideal adjustment.

Repeat procedure until ideal adjustment is reached, then tighten down adjusting screw (1) for preload.

Tightening torque 51 33 3AZ Power Windows, Front.





Position of window glass

Ideal adjustment:

Open door, attach special tool 51 3 080 51 3 080 Tool to door window glass and close door.

Measure penetration depth at positions (1 to 3).

Measurements for R50/R53:

1 = - 5 mm
2 = - 5 mm
3 = - 3.5 mm
Measurements for R52 (Convertible):

1 = - 6 ± 1 mm
2 = - 6 ± 1 mm
3 = - 4.5 ± 1.5 mm





Adjusting door window glass

Remove outer cover strip Removing and Installing or Replacing Window Cavity Cover Strip on Outside of Left or Right Door.

Slacken shims (1) of door window glass with special tool 51 3 240 51 3 240 Spanner, do not release fully.





Apply masking tape with special tool 51 3 080 51 3 080 Tool to points 1, 2 and 3 (measuring points for penetration depth).

Fully raise door window to end position.

Attach special tool 51 3 010 51 3 010 Suction Lift (2 X) and adjust door window in correct position.

Tighten down shims on door window glass with special tool 51 3 240 51 3 240 Spanner.

Tightening torque 51 32 1AZ Front Door Windows.

Initialize window 67 62 ... Notes on Initializing Power Window Unit In Front Door.