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:
BAS (Brake Assist System)
Observe the "Important safety
notes"
section.
BAS operates in emergency braking
situations. If you depress the brake pedal
quickly, BAS automatically boosts the braking
force, th ...
Outside temperature display
The outside temperature display is in the multifunction display ().
WARNING
The outside temperature indicator is not designed to serve as an ice-warning
device and is therefore unsuitable for ...
Windows fogged up on the outside
Switch on the windshield
wipers.
Press the
button repeatedly until the
or
symbol appears in the display.
You should only select this
setting until
the windshield is clear again. ...