See also:

Ventilation in rear
Ventilation in rear 1 Use the thumbwheels to smoothly open and close the air vents 2 Use the lever to change the direction of the air flow ...

Deleting the button assignments
1. Press buttons 1 and 8 simultaneously for approx. five seconds. 2. "OK" ...

Switching off automatically
The system switches off and the LED goes out: After approx. 33 ft/10 m when driving forward. Above approx. 9 mph/15 km/h when driving forward. Switch on the system again if necessary. ...