See also:

DOT Quality Grades
Treadwear Traction AA A B C Temperature A B C Conform to Federal Safety Requirements All passenger car tires must conform to Federal Safety Requirements in addition to these grades.◀ ...

Opening/closing the glass sunroof
When the sliding visor is open, proceed as described under Sliding visor. ...

Switching off
The system can be deactivated as follows: ▷ Press the button. ▷ Switch off the ignition. ...