51 34 171 Replacing rear left or right door window

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Necessary preliminary work:

Remove SOUND INSULATION IN REAR DOOR
Remove COVER FOR WINDOW GUIDE
Remove OUTER WINDOW CAVITY WEATHER STRIP

Move door window until stop (3) of power window regulator fixture can be activated via recess on guide rails of power window regulator.

IMPORTANT: Unlock and disconnect plug connection (1) from power window motor (2) (pinch hazard).

Lever out stop (3) with screwdriver (4) in direction of arrow and push door window up.

Fig 1: Moving Door Window

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

The door window must be correctly clipped into stop (3).

Carry out function check on power window regulator and anti-trap mechanism.

If necessary, NORMALIZE power window regulator.

Installation note:

Following parts of window guide (3) must not be damaged or missing:

Catch
Bump stop

Fig 2: Catch, Bump Stop And Window Guide
Courtesy of BMW OF NORTH AMERICA, INC.

Remove door window glass (1) towards top.

Installation note:

The door window (1) does not require adjustment.

Make sure door window (1) is correctly fitted on window guides.

Fig 3: Removing Door Window Glass

Courtesy of BMW OF NORTH AMERICA, INC.