See also:

General notes
The Active Driving Assistance package is only available on vehicles without HYBRID. The Active Driving Assistance package consists of DISTRONIC PLUS, Active Blind Spot Assist and Active Lane K ...

Unlocking the driver's door(mechanical key)
If the vehicle can no longer be unlocked with the SmartKey, use the mechanical key. If you use the mechanical key to unlock and open the driver's door, the anti-theft alarm system will be trigge ...

Deactivating/activating the ECO start/ stop function
Example: ECO button If indicator lamp 2 is off, the ECO start/ stop function has been deactivated manually or as the result of a malfunction. The engine will then not be switched off automat ...