If the vehicle can no longer be unlocked with the SmartKey, use the mechanical key.
If you use the mechanical key to unlock and open the driver's door, the anti-theft alarm system will be triggered .
■ Take the mechanical key out of the SmartKey .
■ Insert the mechanical key into the lock of the driver's door as far as it will go.

1 To unlock X Turn the mechanical key counter-clockwise to position 1.
The door is unlocked.
■ Turn the mechanical key back and remove it.
■ Insert the mechanical key into the SmartKey.
360° camera (surround view)
Important safety notes
The 360° camera is only an aid. It is not a
replacement for your attention to your
immediate surroundings. You are always
responsible for safe maneuvering and
parking. When ...
Removing the ball coupling
X Remove the spring cotter.
■ Remove the bolt from the ball coupling
recess.
■ Remove the ball coupling from the ball
coupling recess.
■ Clean the ball coupling if it is dirty.
...
Care
Notes on care
Regular care of your vehicle is a condition for
retaining the quality in the long term.
Use care products and cleaning agents
recommended and approved by Mercedes-
Benz.
WARNING
...