Environmental conditions

▷ Say the commands, numbers, and letters smoothly and with normal volume, emphasis, and speed.
▷ Always say commands in the language of the voice activation system.
▷ When selecting a radio station, use the common pronunciation of the station name.
▷ Keep doors, windows and /panoramic glass sunroof closed to prevent noise interference.

▷ Avoid making other noise in the vehicle
while speaking.

    See also:

    Warning stages
    Prewarning This warning is issued, for example, when there is the impending danger of a collision or the distance to the vehicle ahead is too small. Acute warning Warning of the imminent danger ...

    Increasing or decreasing vehicle speed
    Specify desired speed in the range from approx. 4 mph/6 km/h to approx. 15 mph/25 km/h using the rocker switch of the cruise control on the steering wheel. Vehicle speed can be changed by light ...

    Check the tire inflation pressure regularly
    Check and, if necessary, correct the tire inflation pressure at least twice a month and before starting on a long trip. Low tire inflation pressure increases rolling resistance and thus raises ...