Important information

The cooling with air dehumidification function is only available when the engine is running. The air inside the vehicle is cooled and dehumidified according to the temperature selected.

WARNING WARNING

If you switch off the cooling function, the vehicle will not be cooled when weather conditions are warm. The windows can fog up more quickly. Window fogging may impair visibility and endanger you and others.

Condensation may drip from the underside of the vehicle when it is in cooling mode. This is normal and not a sign that there is a malfunction.

coolant does not contain chlorofluorocarbons, and therefore does not damage the The cooling with air dehumidification function uses refrigerant R134a. This coolant does not contain chlorofluorocarbons, and therefore does not damage the ozone layer.

    See also:

    Overview
    Four years after the market launch of the W221 model series, Mercedes-Benz is presenting the 2010 Mercedes-Benz S-Class. Trailblazing innovations in the areas of comfort and drive engineering comb ...

    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" ...

    Checklist before driving off-road
    – Engine oil level: check the engine oil and add oil if necessary. When driving on steep gradients, the oil level must be sufficiently high to ensure a correct oil supply in the vehicle. – DEF ...