Mercedes-Benz GL-Class: System self-test - mbrace - Features - Stowing and features - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: System self-test

After you have switched on the ignition, the system carries out a self-diagnosis.

WARNING A malfunction in the system has been 
A malfunction in the system has been detected if one of the following conditions occurs:
the indicator lamp in the SOS button does not light up during the system selfdiagnosis.
the indicator lamp in the Assistance button does not light up during Roadside
Assistance button does not light up during the system self-diagnosis.
The indicator lamp in the button does not light up during selfdiagnosis information button does not light up during selfdiagnosis of the system.
the indicator lamp in the SOS button, or  information button continues to Roadside Assistance button or be lit red information button continues to be lit red after the system self-diagnosis.
The Tele Aid Inoperative or Tele Aid
Not Activated message appears in the multifunction display after the system selftest.
If a malfunction is indicated as outlined above, the system may not operate as expected. In the event of an emergency, assistance must be summoned by other means.
Have the system checked at the nearest authorized Mercedes-Benz Center or contact the following service hotlines:
USA: Response Center under
Canada: Customer Service at

    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 a ...

    Emergency call
    Important safety notes A license agreement must exist in order to activate the mbrace service. Ensure that your system is activated and ready for use, and press the MB Info call button to re ...

    See also:

    Forward-facing child restraint installation using LATCH
    Refer to all Warnings and Cautions in the “Child safety” and “Child restraints” sections before installing a child restraint. Follow these steps to install a forwardfacing child restra ...

    Replacement sensor
    Should the sensor require replacing, it should be carried out by a Land Rover Retailer/ Authorized Repairer. A replacement sensor must be fitted to a running wheel in order to be recognized by th ...

    Instrument Panel
    A. Air Vents . B. Turn and Lane-Change Lever. See Turn and Lane-Change Signals . Windshield Wiper/Washer . C. Instrument Cluster . D. Driver Information Center (DIC) Buttons. See Driver Informa ...