Special Tools Required

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2013 BMW 128i, 2012 BMW 128i, 2011 BMW 128i, 2010 BMW 135i, and 2010 BMW 128i. However, it is still accessible from the selected car via links, so may be relevant.

51 3 240 SPANNER

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 .

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

Tightening torque, see 51 32 1AZ in 51 32 FRONT DOOR WINDOWS .

Fig 1: Slackening Hook Screws Using Special Tool 51 3 240

G05779280

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 Ring Gear & Inner Star

G05779282

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 Window Glass, Hook Screws & Plug Connection

G05779283

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: Raising Holder At Lug

G05779284

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

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

Adjust door window glass .

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

If necessary, normalize power window unit.

Fig 5: Identifying Door Window Glass With Holder & Window Guide

G05779285

Courtesy of BMW OF NORTH AMERICA, INC.