Quarter Window Glass: Adjustments

51 37 154 - Adjusting rear left or right side windows





Special tools required:
- 41 6 120 41 6 120 Socket Wrench Socket WAF13
- 51 3 080 51 3 080 Tool





Necessary preliminary tasks:
- Remove side trim upper section Removing and Installing/Replacing Rear Left or Right Upper Side Trim Section

Important!
The vehicle must be standing on its wheels during this adjustment procedure (not on the lifting platform or jacked up).





Note:
Check/adjust presettings 51 37 000 Removing and Installing Complete Rear Left or Right Power Window Unit after removing or replacing power window unit or door window glass.
Prerequisite:
Front door must be correctly adjusted to fit Adjustments.
Convertible top correctly adjusted Adjustments.





Ideal adjustment:
Close convertible top.
Door window glass (1) must rest in seal (2) over entire width.
Door window glass (3) must rest in area (A) on door window seal (4) (wind noises, water ingress).





Vertical adjustment (A) (retraction depth):
- Close convertible top
- Open door window
- Attach special tool 51 3 080 51 3 080 Tool to door window glass
- Close door window completely
- Measure retraction depth

Note:
3 items of special tool 51 3 080 51 3 080 Tool are required for rapid adjustment of retraction depths.





Ideal adjustment:
Measure retraction depth in areas (1 and 2).
Dimension (C) = 7 ± 0.5 mm





Slacken screws (1) with Torx T30 (do not release fully).
Slacken nut (2) with special tool 41 6 120 41 6 120 Socket Wrench Socket WAF13 (do not release fully).
Adjust height (A) of door window (3), tighten down screws (1) and nut (2).

Installation:
Tightening torque:
1 - 51 37 2AZ [1][2]Quarter Window Motor
2 - 51 37 7AZ [1][2]Quarter Window Motor





Parallelism (B) (window tilt):
Ideal adjustment:
Door window top edge (1) must be parallel to contour of seal (2).
Close door window glass and mark along seal (2) at bottom and top with a water-soluble marker pen.

Note:
Clean side window.





Slacken screws (1) with Torx T30 (do not release fully).
Adjust door window (3) by turning (B). Tighten down screws (1).

Installation:
Tightening torque:
1 - 51 37 2AZ [1][2]Quarter Window Motor





Longitudinal adjustment (C):
Ideal adjustment:
Distance (a) of door window glass (1) to strip (2) of door window:
Dimension (a) = 10 mm





Slacken screws (1) with Torx T30 (do not release fully).
Slacken nut (2) with special tool 41 6 120 41 6 120 Socket Wrench Socket WAF13 (do not release fully).
Adjust door window (3) by turning (C). Release screws (1) and nut (2).

Installation:
Tightening torque:
1 - 51 37 2AZ [1][2]Quarter Window Motor
2 - 51 37 7AZ [1][2]Quarter Window Motor





Pretension (D) of door window inclination:
Ideal adjustment:
Door window glass (1) must run into convertible top seal when convertible top is closed.
Door window glass (2) must rest firmly on door window seal (3) when convertible top is open.
It must be possible to pull out the paper strip with moderate friction resistance.





Slacken nut (2) (do not release fully).
Turn screw with special tool 41 6 120 41 6 120 Socket Wrench Socket WAF13 to adjust pretension.
Tighten nut (2).

Installation:
Tightening torque:
2 - 51 37 7AZ [1][2]Quarter Window Motor