See also:

Snow chains
For safety reasons, Mercedes-Benz recommends that you only use snow chains which have been specially approved for your vehicle by Mercedes-Benz, or are of a corresponding standard of quality. ...

Checking tire pressure manually
To determine and set the correct tire pressure, proceed as follows:   Remove the valve cap of the tire that is to be checked.   Press the tire pressure gauge securely onto the valve. ...

Automatic climate control panel
Front control panel 1 Sets climate control to automatic mode, left 2 Sets the temperature, left 3 Sets the airflow, left 4 Defrosts the windshield 5 Activates/deactivates air-recirculation ...