Defrosting the windows

Windows fogged up on the inside

► Activate the cooling with air dehumidification function ► Activate automatic mode.
► Activate automatic mode ► If the windows continue to fog up,.
► If the windows continue to fog up, activate the defrosting function.

the windshield is clear again. You should only select this setting until the windshield is clear again.

Windows fogged up on the outside

► Switch on the windshield wipers.
► Press the air distribution button. or air distribution button.

the windshield is clear again. You should only select this setting until the windshield is clear again.

    See also:

    Refrigerant of the air-conditioning system
    The air-conditioning system is filled with R134a refrigerant and a special PAG lubricant. Never use refrigerant R 12 (CFC) or mineral lubricants. Otherwise, you could damage the air-conditio ...

    Roadside Assistance button
    •► Press and hold Roadside Assistance button 1 for more than two seconds. This initiates a call to the Mercedes-Benz Customer Assistance Center. The indicator lamp in Roadside Assistanc ...

    Service messages
    Information on the type of service and service intervals (see separate Service Booklet). You can obtain further information from an authorized Mercedes-Benz Center or at http://www.mbusa.com (U ...