Refrigerant of the air-conditioning system

The air-conditioning system is filled with R134a refrigerant and a special PAG lubricant.

or Never use refrigerant R 12 (CFC) or mineral lubricants. Otherwise, you could damage the air-conditioning system.

    See also:

    Restoring the factory settings
    Press the and buttons simultaneously for approximately six seconds until the battery check lamp flashes twice. ...

    Activating/deactivating the MONOfunction
    The MONO function is only available with automatic climate control.18 You can use the MONO function to adopt the settings configured for temperature, air distribution and airflow on the driver's s ...

    Driving Impressions
    This CLS sedan doesn't look like a typical Mercedes-Benz. Relatively light steering detracts from the sporty feel even though handling capabilities rank high. This is a big car, yet it maneuvers l ...