See also:

Opening the favorites
If an activated favorite is played back, the following message appears for approx. 20 seconds: "Favorite alert!". "Favorites" Select the symbol while the message is shown. ...

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 ...

Avoid high engine speeds
Driving at a low engine speed reduces fuel consumption and minimizes wear. ...