51 37 154 Adjusting rear left or right side window

Special tools required:

51 2 220
51 3 080
51 3 240

Necessary preliminary tasks:

Remove outer WINDOW CAVITY COVER STRIP

IMPORTANT: The vehicle must be standing on its wheels during this adjustment procedure (not on the lifting

NOTE: CHECK/ADJUST PRESETTINGS after removing or replacing power window regulator or door window glass.

Prerequisite:

FRONT DOOR MUST BE CORRECTLY ADJUSTED TO FIT .

Soft top correctly adjusted.

Ideal adjustment:

Close soft top.

Side window glass (1) must rest in seal (2) over entire width.

Door window glass (3) must rest in area (A) on side window seal (4) (wind noises, water ingress).

Fig 1: Identifying Ideal Adjustment

Courtesy of BMW OF NORTH AMERICA, INC.

Vertical adjustment (A) (retraction depth):

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

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

Fig 2: Attaching Special Tool 51 3 080 To Door Window Glass

Courtesy of BMW OF NORTH AMERICA, INC.

Ideal adjustment:

Measure retraction depth in areas (1 and 2).

Dimension (c) = 6 ± 1.5 mm

Fig 3: Checking Retraction Depth

Courtesy of BMW OF NORTH AMERICA, INC.

Slacken washers (1) of side window (2) with special tool 51 3 240 (do not release fully).

Adjust height (A) of side window (2).

Tighten down washers (1) with special tool 51 3 240 .

Tightening torque 51 37 2AZ.

Fig 4: Adjusting Height Of Side Window

Courtesy of BMW OF NORTH AMERICA, INC.

Parallelism (B) (window tilt):

Ideal adjustment:

Side window top edge (1) must be parallel to contour of seal (2).

Close side window glass and mark along seal (2) at bottom and top with a water-soluble marker pen.

NOTE: Clean side window.

Fig 5: Identifying Ideal Parallel Adjustment

Courtesy of BMW OF NORTH AMERICA, INC.

Slacken washers (1) of side window (2) with special tool 51 3 240 (do not release fully).

Adjust side window (2) by turning (B).

Tighten down washers (1) with special tool 51 3 240 .

Tightening torque 51 37 2AZ.

Fig 6: Adjusting Height Of Side Window

Courtesy of BMW OF NORTH AMERICA, INC.

Longitudinal adjustment (C):

Ideal adjustment:

Distance (a) of door window glass (1) to strip (2) of side window:

Dimension (a) = 8.8 ± 1.5 mm

Fig 7: Identifying Ideal Longitudinal Adjustment

Courtesy of BMW OF NORTH AMERICA, INC.

Slacken washers (1) of side window (2) with special tool 51 3 240 (do not release fully).

Adjust side window (2) by turning (C).

Tighten down washers (1) with special tool 51 3 240 .

Tightening torque 51 37 2AZ.

Fig 8: Adjusting Height Of Side Window

Courtesy of BMW OF NORTH AMERICA, INC.

Gap between side window and side panel:

Ideal adjustment:

Gaps (A and B) between side window (1) and side panel (2):

Measurement (A) = 10 mm

Measurement (B) = 16 mm

IMPORTANT: Side window glass must run into seal when soft top is closed.

Fig 9: Identifying Gaps Between Side Window And Panel

Courtesy of BMW OF NORTH AMERICA, INC.

Open EasyLoad, luggage compartment.

Remove plug (1).

Slacken screw (2) underneath.

Adjust measurement (A) by moving side window glass.

Tightening torque 51 37 3AZ.

NOTE: If setting is not achieved: ADJUST POWER WINDOW REGULATOR if necessary

Fig 10: Adjusting Side Window Glass

Courtesy of BMW OF NORTH AMERICA, INC.

Raise door pillar sealing cloth from inside window cavity cover strip interior.

Slacken screw (1) underneath.

Adjust measurement (B) by moving side window glass.

Tightening torque 51 37 3AZ. .

NOTE: If setting is not achieved: ADJUST POWER WINDOW REGULATOR if necessary

Fig 11: Slacken Screw And Adjusting Measurment

Courtesy of BMW OF NORTH AMERICA, INC.

Pre-tension (D) of side window inclination:

Ideal adjustment:

Side window glass (1) must run into soft top seal when soft top is closed.

Door window glass (2) must rest firmly on side window seal (3) when soft top is open.

It must be possible to pull out the paper strip with moderate friction resistance.

Fig 12: Identifying Side Window Glass, Door Window Glass And Side Window Seal

Courtesy of BMW OF NORTH AMERICA, INC.

Adjust pre-tension (D) by turning toothed knurled nut (1) on mounting (2) with special tool 51 2 220 .

Fig 13: Adjusting Pre-Tension By Turning Toothed Knurled Nut Using Special Tool (51 2 220)

Courtesy of BMW OF NORTH AMERICA, INC.