See also:

Close the windows and glasssunroof
Driving with the glass sunroof and windows open results in increased air resistance and raises fuel consumption. ...

System limits
Sudden tire damage Sudden serious tire damage caused by external influences cannot be indicated in advance. A natural, even pressure loss in all four tires cannot be detected. Therefore, check ...

Diesel particulate filter
Soot particles are collected in the diesel particulate filter and periodically burned away at high temperatures. During the cleaning period of several minutes: ▷ The engine may temporarily ...