LED indicator lamp
Meaning
Lights up red for approx. three seconds after
the ignition is switched on
The system performs a lamp test after the igni-
tion is switched on. The LED indicator lamp
lights up briefly during the lamp test.
If the LED indicator lamp does not light up after
switching the ignition on, there may be a mal-
function. In this case, the emergency call sys-
tem may be inoperative or may not work prop-
erly.
X
Have the emergency call auxiliary battery
checked and replaced if necessary at a quali-
fied specialist workshop.
Flashes red
The emergency call system auxiliary battery
has to be replaced as it has reached its maxi-
mum service life. In this case, the emergency
call system may be inoperative or may not work
properly.
i
The emergency call system auxiliary bat-
tery is designed for a service life of six years.
The emergency call system auxiliary battery
has to be replaced after six years.
X
Have the emergency call system auxiliary
battery replaced at a qualified specialist
workshop.
or
There is a malfunction in the control unit for the
emergency call system auxiliary battery. In this
case, the emergency call system may be inop-
erative or may not work properly.
X
Have the emergency call auxiliary battery
checked and replaced if necessary at a quali-
fied specialist workshop.
i
Note that the emergency call system auxiliary battery is designed for an ambient temperature of
-20 † to +85 †. Temperatures outside this range can shorten the service life of the emergency
call system auxiliary battery.
Mercedes-Benz emergency call system
Requirements:
R
the Mercedes-Benz emergency call system
only functions in areas where network cover-
age is available from the relevant service pro-
vider.
Insufficient network coverage from the rele-
vant service provider may result in an emer-
gency call not being transmitted.
R
the ignition must be switched on before an
automatic emergency call can be made.
R
the starter battery must be sufficiently
charged.
i
The emergency call function is not available
in all regions and countries.
You can obtain further information at a quali-
fied specialist workshop.
200
Emergency
Breakd
own
assist
ance
