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
self-diagnosis.
• 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 self-test.
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: Mercedes-Benz Customer Assistance
Center under
1-800-FOR-MERCedes(1-800-367-6372)
or 1-888-990-9007
• Canada: Customer Service at
1-888-923-8367
See also:
Dialing a number from the phone book
If your mobile phone is able to receive calls,
you can search for and dial a number from the
phone book in COMAND at any time.
•► Copy the telephone book of the mobile
phone into the audi ...
Changing batteries
Batteries are required for the remote control
and for the two sets of cordless headphones.
WARNING
Keep the batteries out of the reach of
children. Consult a doctor immediately if a
child sh ...
Notes on driving
• If the vehicle is heavily laden, check the tire
pressures and correct them if necessary.
• When parking your vehicle, make sure that
the tires do not get deformed by the curb
or other obstacl ...