See also:

Neutral N with ECO start/stop function activated
The ECO start/stop function switches the engine off automatically if the vehicle is braked to a standstill when in neutral N and the brake is still depressed. For further information on the ECO ...

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 unsupervised in the vehicle ...

Cleaning the headliner and carpets
Roof lining: use soft brushes or dry shampoo if it is particularly dirty. Carpets: use carpet and textile cleaners that have been approved and recommended by Mercedes-Benz. ...