See also:

Remote vehicle locking
If you forget to lock your vehicle but are no longer in the vicinity of the vehicle, it can be locked for you by the Mercedes-Benz Customer Assistance Center. The vehicle can be locked remotely ...

General information
WARNING When leaving the vehicle, always remove the SmartKey from the starter switch, take it with you, and lock the vehicle. Do not leave children unattended in the vehicle, or with access ...

Closing the hood
WARNING When closing the hood, use extreme caution not to catch hands or fingers. Be careful that you do not close the hood on anyone. Make sure the hood is securely engaged before driving o ...