Switching on/off

The three blue indicator lamps in the buttons indicate the ventilation level you have selected.

ventilation may switch off. If the battery voltage is too low, the seat ventilation may switch off.

Make sure that the SmartKey is in position

2 in the ignition lock. Make sure that the SmartKey is in position 2 in the ignition lock.
until the desired ventilation level is set. To switch on: press button 1 repeatedly until the desired ventilation level is set.

sliding sunroof using the "Convenience You can open the side windows and the sliding sunroof using the "Convenience opening" feature. The seat ventilation of the driver's seat automatically switches to the highest level.

until all the indicator lamps go out. To switch off: press button 1 repeatedly until all the indicator lamps go out.

    See also:

    Styling
    The 2012 M-Class retains many of the previous generation's styling cues, like a wide front grille and forward-swept C-pillars, but the new design looks more substantial and imposing. Contributing ...

    MAX COOL maximum cooling
    The MAX COOL function is only available in vehicles for the USA. MAX COOL is only operational when the engine is running. When you activate MAX COOL, climate control switches to the following ...

    Setting the glove box air vent
    When automatic climate control is activated, the glove box can be cooled, for instance to cool its contents. The level of airflow depends on the airflow and air distribution settings. At high o ...