270 Controls in detailUseful featuresThe Tele Aid system
(Tele
matic A
larm I
dentification on D
e-
mand)
The Tele Aid system consists of three 
types of response:
automatic and manual emergency
Roadside Assistance and
information
The Tele Aid system is operational provid-
ing that the vehicle’s battery is charged, 
properly connected, not damaged and cel-
lular 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 buttonçor use the volume knob 
on your COMAND headunit.
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 ac-
quaintance call, you will receive a user ID 
and password via first call mail. 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 ignition, mal-
functions 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 
message 
TELE AID malfunction – Drive 
to workshop
 appears for approximately 
ten seconds in the multifunction display.
iThe SOS button is located above the in-
terior rear view mirror.
The Roadside Assistance button• 
and the Information button¡ are 
located below the center armrest cov-
er.
iThe Tele Aid system utilizes the cellular 
network for communication and the 
GPS (Global Positioning System) satel-
lites for vehicle location. If either of 
these signals are unavailable, the 
Tele Aid system may not function and if 
this occurs, assistance must be sum-
moned by other means.