See also:

After the ignition is switched off
The roof can still be operated for approx. 1 minute, as long as no door has been opened. ...

Clean the windshield, headlamps
Pull the lever. The system sprays washer fluid on the windshield and activates the wipers briefly. In addition, the headlamps are cleaned at regular intervals when the vehicle lights are switc ...

Switching on the rear window wiper
Press the lever forward: intermittent wipe. When reverse gear is engaged, the system switches to continuous operation. To clean the rear window, press the lever further forward. ...