See also:

Problems with the steering wheel heating
The steering wheel heating has switched off prematurely or cannot be switched on. The vehicle's electrical system voltage is too low because too many electrical consumers are switched on. - S ...

Manual interior lighting control
To switch the front interior lighting on/off: press the c button. To switch the rear interior lighting on/off: press the u button. To switch the reading lamps on/off: press the p button. ...

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 ...