Problems with the SmartKey

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Service interval display
Service messages Information on the type of service and service intervals (see the separate Maintenance Booklet). You can obtain further information from an authorized Mercedes-Benz Center or a ...

Adjusting the head restraints
General notes Pay attention to the important safety notes  . Do not rotate the head restraints of the front and rear seats. Otherwise, you cannot adjust the height and angle of the head res ...

Unlocking and opening doors from the inside
You can open a door from inside the vehicle even if it has been locked. You can only open the rear doors from inside the vehicle if they are not secured by the child-proof locks  . If the ve ...