51 33 000 Removing and installing (replacing) power window unit in left or right front door

WARNING: This page is about a different car, the 2010 BMW 550i, 2009 BMW 550i, and 2008 BMW 550i. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Remove FRONT DOOR WINDOW GLASS

Slacken screws (1)

Slacken screw (2) and remove retaining clip (3).

Tightening torque: see 2AZ in 51 33 POWER WINDOWS, FRONT

Fig 1: Identifying Retaining Clip

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Installation:

Make sure guide (1) is correctly seated when fitting retaining clip (2).

Fig 2: Identifying Retaining Clip And Guide

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Release cable tie (1).

Disconnect plug connection (2).

Release screws on power window unit above bores (3).

Tightening torque: see 2AZ in 51 33 POWER WINDOWS, FRONT

Fig 3: Identifying Cable Tie And Plug Connection

Courtesy of BMW OF NORTH AMERICA, INC.

Removal of power window:

Feed out rear window lift rail
Feed out front window lift rail

Fig 4: Identifying Window Lift Rail
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Replacement:

Release screws (1) and detach flat motor (2).

Tightening torque: see 1AZ in 51 33 POWER WINDOWS, FRONT

Fig 5: Identifying Flat Motor Screws

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: To activate the anti-trapping mechanism, a normalization must be carried out after the power window unit has been installed.
Operating sequence for normalization:

Open corresponding window completely.
Operate corresponding power window switch in "Close" position (second switch stage).
Once the upper end position has been reached, hold power window switch in position for approx. 500 secs. longer.
Carry out function check (one-touch function, anti-trapping protection and, if necessary, comfort function).