Low outside temperatures

DEF freezes at a temperature of approximately 12 °F (–11 °C). The vehicle is equipped with a DEF preheating system when it leaves the factory. Winter operation is therefore also guaranteed at temperatures below 12 °F (–11 °C).

    See also:

    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 ...

    Changing the settings of the locking system
    You can change the setting of the locking system in such a way that only the driver's door and the fuel filler flap are unlocked. This is useful if you frequently travel on your own. To change ...

    Activating/deactivating the radar sensor system
    The following systems are switched off when the radar sensor system is deactivated: • DISTRONIC PLUS • BAS PLUS • PRE-SAFE® Brake • Blind Spot Assist • Active Blind Spot Assist USA on ...