See also:

Uniform Tire Quality Grading
Quality grades can be found where applicable on the tire sidewall between tread shoulder and maximum section width. For example: Treadwear 200 Traction AA Temperature A ...

Automatic deactivation during forward travel
The system switches off when a certain driving distance or speed is exceeded. Switch the system back on if necessary. ...

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. ...