277 Controls in detail
Useful features
Tele Aid
The Tele Aid system
(Tele
matic A
larm I
dentification on 
D
emand)
The Tele Aid system consists of three 
types of response:
automatic and manual emergency
roadside assistance and
informationThe Tele Aid system is operational provid-
ing that the vehicle’s battery is charged, 
properly connected, not damaged and 
cellular and GPS coverage is available.
The speaker volume of a Tele Aid call can 
be adjusted when using the volume control 
on the multifunction steering wheel. To 
raise, press buttonæ and to lower, 
press buttonç. The volume can also be 
adjusted using the volume knob on your 
audio system or COMAND* head unit.
To activate, press the SOS button, the 
Roadside Assistance button• or 
the Information button¡, depend-
ing on the type of response required.Shortly after the completion of your 
Tele Aid acquaintance call, you will receive 
a user ID and password. By visiting 
www.mbusa.com and selecting “Tele Aid” 
(USA only), you will have access to account 
information, remote door unlock and 
more.
System self-check
Initially, after switching on the ignition, 
malfunctions are detected and indicated 
(the indicator lamps in the SOS button, the 
Roadside Assistance button• and the 
Information button¡ stay on longer 
than ten seconds or do not come on). The 
!The initial activation of the Tele Aid 
system may only be performed by 
completing the subscriber agreement 
and placing an acquaintance call using 
the¡ button. Failure to complete 
either of these steps will result in a 
system that is not activated.
If you have any questions regarding 
activation, please call the Response 
Center at 1-800-756-9018 (in the USA) 
or 1-888-923-8367 (in Canada).
iThe SOS button is located above the 
interior rear view mirror.
The Roadside Assistance button• 
and the Information button¡ are 
located below the center armrest 
cover.
iThe Tele Aid system utilizes the cellular 
network for communication and the 
GPS (G
lobal P
ositioning S
ystem) satel-
lites for vehicle location. If either of 
these signals is unavailable, the 
Tele Aid system may not function and if 
this occurs, assistance must be sum-
moned by other means.