The mbrace system
The mbrace system provides different services, e.g.:
- automatic and manual emergency call
- Roadside Assistance call
- MB Info call
To adjust the volume during an mbrace call, proceed as follows:
•► Press the 
button on the
multifunction steering wheel.
or
•► Use the volume controller of COMAND.
You can find further information and a description of all available features under "Owners Online" at http:// www.mbusa.com.
See also:
Multifunction display
Values and settings as well as display
messages are shown in the multifunction
display.
1. Description field
2. Menu bar
3. Drive program
4. Transmission position
5. Outside tem ...
Lumbar supports
The lumbar support in the backrest of the
driver's and front-passenger seats can be
adjusted to provide optimum support for your
back.
To select the seat: press the
function button.
The m ...
Important safety notes
WARNING
If you tow the vehicle, you must use a rigid
towing bar if:
• the engine is not running.
• there is a brake system
malfunction.
• there is a malfunction in the power
suppl ...