Supplementary text messages
Addition information, such as on the cause of a fault or the required action, can be called up via Check Control.
In urgent cases, this information will be shown as soon as the corresponding lamp comes on.
Symbols
The following functions can be selected within the supplementary text message, depending on the Check Control message.
▷ 
"Service request"
Contact the service partner.
▷ 
"Roadside
Assistance"
Contact Roadside Assistance.
See also:
Volume
▷ "Speed volume": speed-dependent volume
control.
▷ "PDC": volume of the PDC signal compared
to the entertainment sound output.
▷ "Gong": volume o ...
Changing settings
1. Select a field.
2. Turn the controller until the desired setting
is displayed.
3. Press the controller. ...
Safety belt reminder for the driver's and front passenger seat
The indicator lamp flashes or
lights up
and a signal sounds. Make sure that the
safety belts are positioned correctly.
The safety belt reminder is active at speeds
above approx. 5 mph/8 km/h ...