See also:

Deleting stored functions
Press and hold the left and right button on the interior rearview mirror simultaneously for approximately 20 seconds until the LED flashes rapidly. All stored functions are deleted. The functions ...

Reference
This chapter contains technical data, short commands for the voice activation system, and an index that will quickly take you to the information you need. ...

With the Professional navigation system: Split screen
General informationAdditional information, e.g. from the computer, can be displayed on the right side of the split screen. This information remains visible on the split screen even when you change ...