See also:

Centrally locking and unlocking the vehicle from the inside
You can centrally lock or unlock the vehicle from the inside. The central locking/unlocking button does not lock or unlock the fuel filler flap. You cannot unlock the vehicle centrally from th ...

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 ...

Important safety notes
WARNING When leaving the vehicle, always remove the SmartKey from the ignition lock. Always take the SmartKey with you and lock the vehicle. Do not leave children unattended in the vehicle ...