See also:

Tread wear
The tread wear grade is a comparative rating based on the wear rate of the tire when tested under controlled conditions on a specified U.S. Government test course. For example, a tire graded 1 ...

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

Resetting
Reset the sliding sunroof if it does not move smoothly. Turn the SmartKey to position 2 in the ignition lock. Raise the sliding sunroof fully at the rear. Keep the switch pressed for ...