Checking retraction depth

WARNING: This page is about a different car, the 2010 BMW M3, 2009 BMW M3, and 2008 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.

Close retractable hardtop
Open door window
Attach special tool 51 3 080 to door window glass
Close side window completely
Measure retraction depth

NOTE: 2 items of special tool 51 3 080 are required for adjustment of retraction depths.

Fig 1: Identifying Special Tool 51 3 080 To Door Window Glass

Courtesy of BMW OF NORTH AMERICA, INC.

Measure retraction depth (A) in areas (1 to 2).

Measurement (A):

(1) = 8 ± 2 mm

(2) = 8 ± 2 mm

If necessary, check or readjust settings on:

Door window glass
Side window

Fig 2: Measuring Retraction Depth In Areas
Courtesy of BMW OF NORTH AMERICA, INC.