The actuator is located in the cargo compartment, on the left-hand side behind the rear wall trim.

► Open the rear door.
► Pull off edge protection 1 from the door pillar in the direction of arrow 2.
► Pull away rear panel trim 3 as far as necessary in the direction of arrow 4 until the electrical connections can be accessed.
► Disconnect the electrical connections.
► Remove rear panel trim 3 completely.

► Take lug wrench 5 out of the vehicle tool kit .
► Place lug wrench 5 onto the hexagonal nut of the actuator.
► To open: turn lug wrench 5 counterclockwise.
► To close: turn lug wrench 5 clockwise.


► Reconnect the electrical connections.
► Re-install rear panel trim 3.
When doing so, hook lugs 6 of rear panel trim 3 into vehicle side wall 7.
► Re-install edge protection 1.
► Close the rear door.
Problems with your vehicle
If you should experience a problem with your
vehicle, particularly one that you believe may
affect its safe operation, we urge you to
contact an authorized Mercedes-Benz Center
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Tires
...
Side windows
Important safety notes
WARNING
While opening the side windows, body parts
could become trapped between the side
window and the door frame as the side
window moves. There is a risk of injury.
M ...