Switching on/off

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

low, the seat 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.
repeatedly until the desired ventilation level is set. To switch on: press button 1 repeatedly until the desired ventilation level is set.

and the 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.

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

    See also:

    Unlocking the driver's door(mechanical key)
    If the vehicle can no longer be unlocked with the SmartKey, use the mechanical key. If you use the mechanical key to unlock and open the driver's door, the anti-theft alarm system will be trigge ...

    Roadside Assistance button
    Open the stowage compartment under the armrest. Press and hold Roadside Assistance button 1 for more than two seconds. This initiates a call to the Mercedes-Benz Customer Assistance Center ...

    Overview
    The third generation of the Mercedes-Benz M-Class sets new benchmarks in the SUV world with its leading-edge automotive technology. The new M-Class boasts optimum energy efficiency, leading standa ...