See also:

Reference
This chapter contains technical data, short commands for the voice activation system and an index that will help you find information most quickly. ...

System limits
Speed range Best results are achieved when using the system on well-developed roads and highways. The desired speed can be selected between 20 mph/30 km/h and 110 mph/180 km/h. The system can a ...

Supplementary text messages
Addition information, such as on the cause of a fault or the required action, can be called up via Check Control. The supplementary text of urgent messages is displayed automatically. It is sh ...