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:

    C-Class in the Market
    Second only to the 3 Series in terms of sales popularity, the C-Class takes a different tack than its BMW rival. The BMW is dynamically talented but, for some, uninvitingly austere; the Benz is so ...

    Important safety notes
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    Downshifting
    Briefly press the selector lever to the left towards D–. or Pull the left-hand steering wheel paddle shifter. The automatic transmission shifts down to the next gear. If you brake the vehic ...