See also:

Switching the wipers on/off and brief wipe
Do not switch on the wipers if frozen Do not switch on the wipers if they are frozen onto the windshield; otherwise, the wiper blades and the windshield wiper motor may be damaged. Switch ...

Functional readiness of the airbagsystem
When the ignition is switch on, the warning lamp in the instrument cluster lights up briefly and thereby indicates the operational readiness of the entire airbag system and the belt tensioner. ...

Switching on automatically
Select transmission position R with the engine running. The images from Top View and PDC are displayed when the system has been switched on using iDrive. ...