![](http://pdfasset.owneriq.net/9/f2/9f27fd32-2d36-4661-869d-e534a5b1b2ad/9f27fd32-2d36-4661-869d-e534a5b1b2ad-bg112.png)
272
Controls in detail
Useful features
Upgrade scenario
An emergency call is possible even if other
services are active.
i
The indicator lamp on the Information
button ¡ remains illuminated in red
for approximately ten seconds during
the system self-check after switching
on ignition (together with the SOS
button and the Roadside Assistance
button •).
See system self-check (
୴ page 268)
when the indicator lamp does not come
on in red or stays on longer than
approximately ten seconds.
If the indicator lamp on the Information
button ¡ is flashing continuously
and there was no voice connection to
the Response Center established, then
the Tele Aid system could not initiate
an Information call (e.g. the relevant
cellular phone network is not
available). The message
Call failed.
appears in the multifunction display.
Information calls can be terminated
using the t button on the
multifunction steering wheel or the re-
spective button for ending a telephone
call on the audio system or COMAND*
head unit.
!
If the indicator lamps do not start flash-
ing after pressing one of the buttons or
remain illuminated (in red) at any time,
the Tele Aid system has detected a
malfunction or the service is not
currently active, and may not initiate a
call. Visit your Mercedes-Benz Center
and have the system checked or
contact the Response Center at
1-800-756-9018 (in the USA) or
1-888-923-8367 (in Canada) as soon
as possible.
!
If the indicator lamp continues to flash
or the system does not reset, contact
the Response Center at
1-800-756-9018 (in the USA) or
1-888-923-8367 (in Canada), or
Mercedes-Benz Customer Assistance
at 1-800-FOR-MERCedes
(1-800-367-6372) in the USA or
Customer Service at 1-800-387-0100
in Canada.