See also:

Windshield washer nozzles
The washer jets are automatically heated whenever the ignition is switched on. ...

Deleting all stored programs
Press both outer memory buttons 1 for approx. 20 seconds until the LED flashes rapidly. All stored programs are deleted. The programs cannot be deleted individually. ...

Switching the wipers on/off and briefwipe
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 ...