Roadside Assistance button
Open the stowage compartment under the
armrest.

Press and hold Roadside Assistance
button 1 for more than two seconds.
This initiates a call to the Mercedes-Benz Customer Assistance Center. The indicator lamp in Roadside Assistance button 1 flashes while the call is active. The Connecting Call message appears in the multifunction display and the COMAND display. The audio output is muted.
If a connection can be established, the Call Connected message appears in the multifunction display and in the COMAND display.
If a cellular phone network is available and
there is sufficient GPS reception, the mbrace
system transmits data to the Mercedes-Benz
Customer Assistance Center, for example:
• current location of the vehicle
• vehicle identification number
The multifunction display and COMAND
display show that an mbrace call is active.
You can change to the navigation menu by
pressing the
button during the
call,
for example.
Voice output is not available.
A voice connection is established between the Mercedes-Benz Customer Assistance Center and the vehicle occupants.
Describe the type of assistance needed.
The Mercedes-Benz Customer Assistance Center either sends a qualified Mercedes- Benz technician or organizes for your vehicle to be transported to the nearest authorized Mercedes-Benz Center. You may be charged for services such as repair work and/or towing. Further details are available in your mbrace manual.
The mbrace system failed to initiate a
Roadside Assistance call if:
• the indicator lamp in Roadside
Assistance button 1 is flashing
continuously.
• no voice connection to the Mercedes-Benz Customer Assistance Center was
established.
This may be because the corresponding mobile phone network is not available.
The Call Failed message appears in the multifunction display.
The COMAND display shows the Call could not be connected! message.
Press
to confirm the message.
To end a call: press the
button on the
multifunction steering wheel.
or
Press the corresponding button for ending
a phone call on the COMAND telephone
keypad.
See also:
Activating/deactivating the radar
sensor system
The following systems are switched off when
the radar sensor system is deactivated:
• DISTRONIC PLUS
• BAS PLUS
• PRE-SAFE® Brake
• Blind Spot Assist
• Active Blind Spot Assist
USA on ...
Fuel filler flap
The fuel filler flap is unlocked or locked automatically when you open or close
the vehicle with the SmartKey or using KEYLESSGO.
The position of the fuel filler cap is displayed in the instrument ...
Engine
Problem
Possible causes/consequences and
Solutions
The yellow Check Engine warning lamp lights up while the engine is
running.
There may be a malfunction, for exampl ...
