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:

    Defrosting the windshield
    You can use this function to defrost the windshield or to defrost the inside of the windshield and the side windows. You should only select the defrosting function until the windshield is clear ...

    Activating/deactivating
    The evaporator is ventilated when the airconditioning system is operated. The blower is activated automatically approximately one hour after the vehicle has been locked. The blower operates on ...

    Activating DISTRONIC PLUS
    Activation conditions In order to activate DISTRONIC PLUS, the following conditions must be fulfilled: - the engine must be started. It may take up to two minutes after pulling away before DIS ...