Please bear the following in mind

At the onset of winter, have your vehicle winterproofed at a qualified specialist workshop, e.g. at an authorized Mercedes- Benz Center.

Observe the notes in the "Changing a wheel" section

    See also:

    R 350 BlueTEC 4MATIC: as clean as a petrol model
    With the R 350 BlueTEC 4MATIC, Mercedes-Benz is offering one of the cleanest diesel models in the world. The V6 engine achieves an output of 155 kW (211 hp) and substantial torque of 540 Nm. Compa ...

    Safety & Features
    As of this writing, neither the National Highway Traffic Safety Administration nor the Insurance Institute for Highway Safety has tested the E-Class wagon. (IIHS has tested the E-Class sedan, but ...

    Tire pressure of at least 180 kPa(1.8 bar/26 psi) is not reached
    If, after five minutes, a pressure of 180 kPa (1.8 bar/26 psi) has not been achieved: ► Press the on/off switch on the tire inflation compressor to 0. The tire inflation compressor is ...