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 the ...

Closing
•► Replace the fuel filler cap and turn it clockwise. The fuel filler cap audibly engages. •► Press the fuel filler flap closed until it engages audibly. If you drive with the fuel ...

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 ...