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:
Operation
Adjusting the volume
Turn the knob until the desired volume is reached. The setting is stored for
the remote control currently in use.
The vehicle automatically adjusts the volume of the microphon ...
Communication
All of the options available to you for mobile
communication with family, friends, business
partners, and service providers are described in
this chapter. ...
Safety information
It is not merely the tires' service life, but also
driving comfort and, to a great extent, driving
safety that depend on the condition of the tires
and the maintenance of the specified tire pres ...