See also:

Windows fogged up on the inside
Activate the cooling with air dehumidification function . Activate automatic mode . If the windows continue to fog up, activate the defrosting function (). You should only select this s ...

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 ...

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 ...