51 32 154 Adjusting left or right front side window

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Special tools required:

Prerequisite:

Vehicle must be standing on its wheels on a level floor
FRONT DOOR correctly adjusted to fit
If necessary, close retractable hardtop

IMPORTANT: When closing, the door window glass must not jam on the trim strip in any area of the window (window glass breakage).

If necessary, incoming check:

The following incoming checks must be carried out prior to every adjusting procedure:

NOTE: Incoming check must be carried out with the weather strip fitted.

Denormalize POWER WINDOWS
Measure retraction depths with special tool 51 3 080
Initialize power window regulators

Necessary preliminary tasks:

Denormalize POWER WINDOWS
Remove FRONT DOOR TRIM PANEL
Remove SOUND INSULATION
Remove OUTER WEATHER STRIP (not for checking pre-tension)

Ideal adjustment, longitudinal direction:

Open door window.

Fit special tool 51 0 360 in front door and press back until limit position.

NOTE: Special tool 51 0 360 must rest against door and reach limit position on guide (1).

Fig 1: Fitting Special Tool (51 0 360) On Front Door

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Ideal adjustment, retraction depth:

Open side window
Attach special tool 51 3 080 to door window glass
Close front door and door window
Measure retraction depth

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

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

Courtesy of BMW OF NORTH AMERICA, INC.

Mask special tool 51 3 310 in area A with fabric adhesive tape.

Hold suitable foil between window glass and tool. (Risk of damage to paint and window glass)

Fig 3: Identifying Fabric Adhesive Tape On Special Tool (51 3 310)

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Adjusting longitudinal direction/retraction depth:

Slacken screws (1) with special tool 51 3 310 until door window glass can just be moved.

Tightening torque 51 32 2AZ .

Fig 4: Removing Screws Using Special Tool (51 3 310)

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NOTE: Make sure that the window glass is not bonded to support (1) in blue area (A). (Increased break-away torque)

Fig 5: Identifying Window Glass Blue Area

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Attach special tool 51 3 010 to door window glass (1).

Adjust retraction depth and longitudinal direction of door window glass (1) by moving door window glass with special tool 51 3 010 .

Fig 6: Attaching Special Tool (51 3 310) To Door Window Glass

Courtesy of BMW OF NORTH AMERICA, INC.

Adjusting retraction depth:

Measure retraction depth "C" in areas A and B.

Retraction depth C:

C= 4.3 ± 1 mm in area A

(measuring point distance 30 mm to mirror triangle)

C= 8.5 ± 1 mm in area B

(measuring point distance next to dot screen)

IMPORTANT: Front door must open and close without the door window glass touching the roof trim strip.

Fig 7: Identifying Retraction Depth

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Adjusting longitudinal direction:

Close door and door window glass.

Door window glass (1) must touch gasket (2) in area of B-pillar in accordance with dimension "A".

Dimension A:

A = 12± 1 mm

Fig 8: Identifying Door Window Glass And Gasket Touching Distance

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Tighten down screws (1) with special tool 51 3 310 .

Tightening torque 51 32 1AZ .

Remove special tool 51 3 010 from door window glass.

Fig 9: Tightening Screws With Special Tool (51 3 310)

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Upper edge of door window glass (1) must be adjusted parallel to contour (2) of gutter strip.

Gaskets on A-pillar and on retractable hardtop must not be damaged.

When the door window glass is retracted into the gaskets, the gaskets must not distorted.

Fig 10: Locating Upper Edge Of Door Window Glass And Contour Of Gutter Strip

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Ideal setting, preload:

NOTE: Pre-tension can be checked with or without weather strip. Pre-tension is 1.0 mm less with weather strip. Magnet in special tool 51 0 341 creates the correct door window glass pre-tension on the seal system for measurement. No force must be exerted on the door or door window glass during measurement.

Insert special tool 51 0 341 in rotary striker of door lock and close rotary striker manually. Carefully close door.

Fig 11: Inserting Special Tool (51 0 341) In Rotary Striker Of Door Lock

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Place special tool 51 0 342 with distance "B" to door window glass side edge at gasket (1) and measure dimension (A) to inner edge of door window glass (2).

Dimension "A" with weather strip:

A = 30 ± 1 mm

Dimension "A" without weather strip:

A = 29 ± 1 mm

B = 40 mm

Fig 12: Placing Special Tool (51 0 342) On Door Window Glass Side Edge

Courtesy of BMW OF NORTH AMERICA, INC.

Adjust preload:

Slacken nut (3) with reversible ratchet (2) of special tool 51 3 300 (consisting of 51 3 301 , 51 3 303 and 51 3 304 ).

Turn knob (1) on special tool 51 3 300 to turn bolt (4) and thereby alter the pretension.

Tighten nut (3).

Tightening torque 51 32 6AZ .

Check adjustment, repeat procedure if necessary.

Fig 13: Turning Knob On Special Tool (51 3 300)

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NOTE: After completing adjusting procedure, it is essential to initialize the POWER WINDOW REGULATOR .

Checking run-in of door window glass:

Door window glass must strike the inside of the gasket.