See also:

Adjusting the head restraint height(second and third row of seats)
Outer seat head restraints in the second row of seats Outer seat head restraints in the third row of seats ► If the head restraint is fully lowered, it is necessary to press release ...

Please bear the following in mind
Resetting service interval display If the qualified specialist workshop, e.g. a Mercedes-Benz Center, carried out the maintenance work, the service interval display will be reset. Further info ...

Changing the battery
You require a CR 2025 3 V cell battery. - Take the mechanical key out of the SmartKey. - Press mechanical key 2 into the opening in the SmartKey in the direction of the arrow until battery t ...