See also:

System self-test
After you have switched on the ignition, the system carries out a self-diagnosis. WARNING   A malfunction in the system has been detected if one of the following conditions occurs: • t ...

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 course. For example, a tire graded 150 would ...

Deactivating/activating PARKTRONIC
1. To deactivate/activate PARKTRONIC 2. Indicator lamp If indicator lamp ; lights up, PARKTRONIC is deactivated. PARKTRONIC is automatically activated when you turn the SmartKey to positio ...