Headlamps fogged up on the inside

The headlamps may fog up on the inside if there is high atmospheric humidity.

  • Drive with the headlamps switched on. The level of moisture diminishes, depending on the length of the journey and the weather conditions (humidity and temperature).

If the level of moisture does not diminish:

  • Have the headlamps checked at a qualified specialist workshop.
    See also:

    DISTRONIC PLUS displays in the multifunction display
    General notes You can select the distance display in the Assistance menu of the onboard computer. Display when DISTRONIC PLUS is deactivated Select the Distance Display function using the ...

    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-conditioni ...

    ATTENTION ASSIST Warns Drowsy Drivers
    Drowsiness is one of the most common causes of accidents. This is why Mercedes experts have developed the ATTENTION ASSIST system which forms part of the standard equipment of the new Mercedes CL- ...