See also:

Tire tread
WARNING   Although the applicable federal motor vehicle safety laws consider a tire to be worn when the tread wear indicators (TWI) become visible at approximately 1/16 in (1.6 mm), we r ...

Setting the specified minimum distance
You can set the specified minimum distance for DISTRONIC by varying the time span between one and two seconds. This time span determines the distance that DISTRONIC should maintain from the vehicl ...

Activating/deactivating Lane Keeping Assist
You can use the Lane Keeping Assist function to activate/deactivate Lane Keeping Assist or Active Lane Keeping Assist. Press the or button on the steering wheel to select the DriveAssist ...