See also:

Switching on/off
Press the button. On: the LED lights up. Off: the LED goes out. The system can issue warnings at speeds above approx. 30 mph/50 km/h. The state is stored for the remote control currentl ...

Adjusting volume
Turn the volume knob during the spoken instruction to select the desired volume. > The volume remains the same, even if the volume of other audio sources is changed. > The volume is stored for ...

The concept
The Check Control system monitors functions in the vehicle and notifies you of malfunctions in the monitored systems. A Check Control message is displayed as a combination of indicator or warnin ...