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Home >> BMW >> 2009 >> 650i 2D Convertible, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 1936 (Body Equipment - Repair (E82)) >> Front Electrically Operated Windows >> 51 33... Slightly Loosen Power Window Regulator To Remove Door Lock In Left Or Right Front Door >> Notes

51 33... Slightly Loosen Power Window Regulator To Remove Door Lock In Left Or Right Front Door: Notes

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NOTE: To remove door lock, move rear section of sound insulation (1) toward center.

Necessary preliminary tasks: 

Lower power window regulator (3) as illustrated. Disconnect plug connection to power window regulator. Slacken off j-bolt (1) with special tool 51 3 240 on ring gear (2). Tightening torque 51 32 1AZ.

Connect plug connection to power window regulator. Move power window upward as far as it will go. Disconnect plug connection to power window regulator.

Fig 2: Lowering Power Window Regulator
G00526741Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: Slacken off j-bolt on ring gear (1) until it can be easily twisted out at the inner star (2).
Fig 3: Identifying Inner Star
G00526742Courtesy of BMW OF NORTH AMERICA, INC.

Mark measuring point on window lift rail (1) and inner door panel (2). Determine distance between window lift rail (1) and inner door panel (2) and note down.

Fig 4: Checking Distance Between Lift Rail And Inner Door Panel
G00526743Courtesy of BMW OF NORTH AMERICA, INC.

Slacken off j-bolt (1) at inner star. Remove film and release nut (2) below it. Tightening torque 51 33 1AZ .

Installation note:  Replace defective film if necessary.

Fig 5: Removing Film And Releasing Nut
G00526744Courtesy of BMW OF NORTH AMERICA, INC.

Unscrew nuts (2). Tightening torque 51 33 1AZ .

Fig 6: Identifying Nuts
G00526745Courtesy of BMW OF NORTH AMERICA, INC.

Slacken off nut (3) with reversible ratchet (2) of special tool 51 3 300. Tightening torque 51 33 1AZ

Installation note:  Reset the distance you noted down by turning knob (1) on special tool 51 3 300.

Fig 7: Reset Distance By Turning Knob
G00526746Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:  Check distance between window lift rail (1) and inner door panel (2), repeat previous setting procedure if necessary.

Fig 8: Checking Distance Between Window Lift Rail And Inner Door Panel
G00526747Courtesy of BMW OF NORTH AMERICA, INC.

Pull bottom of rear guide rail (1) of power window regulator in direction of arrow until opening (2) in the inner door panel is clear. Secure rear guide rail (1) to inner door panel with cable tie (3). Mask off opening (2) in inner door panel with adhesive tape.

Fig 9: Checking Distance Between Window Lift Rail And Inner Door Panel
G00526748Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: Remove door lock (1) through opening in inner door panel.
Fig 10: Checking Distance Between Window Lift Rail And Inner Door Panel
G00526749Courtesy of BMW OF NORTH AMERICA, INC.
IMPORTANT: Do not damage door lock seal when removing.