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:
Number of seats
The specifications shown on the Tire and Loading Information placard in the
illustration are examples. The number of seats is vehicle-specific and can differ
from the details shown. The number ...
Removing the mechanical key
Push release catch 1 in the direction of
the arrow and at the same time, remove
mechanical key 2 from the SmartKey. ...
High-beam headlamps
•► To switch on the high-beam headlamps:
turn the SmartKey in the ignition lock to
position 2 or start the engine.
•► Turn the light switch to
or .
•► Press the combination ...