See also:

Coolant temperature
A warning lamp will come on if the coolant, and therefore the engine, becomes too hot. In addition, a message will appear on the Control Display. Check the coolant level ...

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. ...

Safety switch
With the safety switch, the rear windows are prevented from being opened or closed via the switches in the rear passenger area, such as by children. Press the button. The LED lights up if the ...