See also:

Interior rearview mirror
Auto-dim function An integrated sensor reacts to headlights from following traffic and automatically reduces glare in the mirror. ...

Anti-lock Brake System (ABS)
The ABS system performs a brief self-diagnostic test when the engine has been started and driver releases the brake pedal. Another automatic test may be performed when the vehicle first reache ...

Engine Drag Control (EDC)
EDC helps keep the engine running if the wheels show a tendency to lock, e.g., when shifting down in the Geartronic manual shifting mode or while using the engine's braking function on a slipp ...