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
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 
Roadside
Assistance button does not light up during
the system self-diagnosis.
• The indicator lamp in the 
information
button does not light up during selfdiagnosis
of the system.
• the indicator lamp in the SOS button,
Roadside Assistance button or
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
888-990-9007
• Canada: Customer Service at
1-888-923-8367
See also:
Reporting malfunctions relevant to safety
USA only:
The following text is reproduced as required
of all manufacturers according to Title 49,
Code of U.S. Federal Regulations, Part 575
pursuant to the National Traffic and Motor
Vehicl ...
Clearing the shift range restriction
- Pull and hold the right-hand steering wheel
paddle shifter until D is shown again in the
multifunction display.
The automatic transmission shifts from the
current shift range directly to D.
...
Attaching the roof carrier
Secure the roof carrier to the roof rails.
Observe the manufacturer's installation instructions.
...