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 ...

Important safety notes
WARNING Severe conditions (e.g. strong air pollution) may require replacement of the filter before its scheduled replacement interval. A clogged filter will reduce the air volume to the inter ...

Problems with Night View Assist Plus
Problem Possible causes/consequences and Solutions The picture quality of Night View Assist Plus has deteriorated. The windshield wipers are smearing the windshield. ...