51 32 170 Removing and installing/replacing door window glass, front left or right

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Special tools required:

51 3 240

WARNING: Risk of injury!
Carry out work on the power window unit only when the power window motor is de-energized.

Necessary preliminary tasks:

Remove SOUND INSULATION IN FRONT DOOR
Remove outer window cavity cover strip

Loosen hook screws (1) with special tool 51 3 240 on ring gear.

Tightening torque 51 33 1AZ .

Fig 1: Tightening Multipoint Screws

G09879396

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Slacken hook screw on ring gear (1) until it can be easily twisted out at the inner star (2).

Fig 2: Identifying Slacken Hook Screw On Ring Gear

G09879397

Courtesy of BMW OF NORTH AMERICA, INC.

Open door window glass (1) until hook screws (2) are accessible.

IMPORTANT: Risk of injury!
Disconnect plug connection (3) at power window motor (risk of trapping).

Release hook screws (2) (turn in clockwise direction).

Fig 3: Identifying Door Window Glass, Hook Screws And Plug Connection

G09879398

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Door window glass (3) remove for purposes of clarity.
Raise holder (1) at lug (2) and remove door window glass (3) in upward direction.

Fig 4: Removing Door Window Glass

G09879399

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Make sure door window glass (1) is correctly seated on holder (2) and window guide (3).

Fig 5: Identifying Door Window Glass, Window Guide And Holder

G09879400

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Adjust DOOR WINDOW GLASS CAVITY DIMENSIONS .

Adjust DOOR WINDOW GLASS .

Carry out function check on power window unit and anti-trapping protection.

If necessary, NORMALIZE power window unit.