Removal and installation of the driver's door lock - ra72001400250x(0250)

WARNING: This page does not describe the selected car, but rather 42 other vehicles, including the 1999 Mercedes-Benz S600, 1999 Mercedes-Benz S500, 1999 Mercedes-Benz S420, 1999 Mercedes-Benz S320, and 1999 Mercedes-Benz CL600. However, it is still accessible from the selected car via links, so may be relevant.

Model 140

Preliminary work:

Door liner removed (Removal and installation of the lining on the driver's door )

Exterior door handle removed on driver's door (Removal and installation of the exterior handle on the driver's door )

Fig 1: Identifying Driver's Door Lock Components

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Vapor seal on interior door panel	remove.
Crank window	close.
Door sealing frame	pull out of groove in area of door lock.
Linkage for interior door actuation (1), lock (2) and central locking element on door lock (5)	remove or unhook.
Electrical plug connector on door lock	disconnect (arrow).
Window guide rail (3)	remove (2 screws, 1 nut). Insert slider when installing.
Door lock cover (4)	remove (1 screw).
Screw for door lock (5)	screw out, when installing first tighten the screws on the front. 8 Nm
Door lock (5)	remove through installation opening.
Reinstall	in opposite order.
After installing door handle	adjust play ( Removal and installation of the exterior handle on the driver's door , items 8-9).

Removal, installation

Pull off vapor seal on interior door panel.
Close crank window.
Pull sealing frame out of groove in area of door lock.

Fig 2: Locating Vapor Seal On Interior Door Panel
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Remove or unhook linkage for interior door actuation (1), lock (2) and central locking element (3) on door lock.
Disconnect electrical connection on door lock (arrow).

Fig 3: Identifying Interior Door Actuation And Central Locking Element
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Screw out screws on window guide rail at top (arrows).

Fig 4: Locating Screws On Window Guide Rail At Top
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Screw out nut (arrow) at bottom of window guide rail.
Remove window guide rail through installation opening.

Fig 5: Locating Nut At Bottom Of Window Guide Rail
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Screw out mounting screw for lock cover, unclip lock cover and remove (arrows).

Fig 6: Locating Lock Cover
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 7: Locating Lock Cover Mounting Points
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Screw out screw (arrows) on door lock. Tightening torque: 8 Nm

Fig 8: Locating Screw On Door Lock
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Remove door lock (5) through installation opening in interior door panel.
Reinstall in opposite order. After installing adjust door handle play (Removal and installation of the exterior handle on the driver's door , items 8-9).

Fig 9: Identifying Door Lock
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.