257 Controls in detail
Useful features
Tele Aid* The 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 buttonç.
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 via first call mail. 
By visiting www.mbusa.com and selecting 
“Tele Aid” (USA only), you will have access 
to account information, remote door un-
lock, Info Services profile and more.
!The initial activation of the Tele Aid sys-
tem may only be performed by com-
pleting the subscriber agreement and 
placing an acquaintance call using the 
SOS button. Failure to complete either 
of these steps will result in a system 
that is not activated. If the system is 
not activated, the indicator lamp in the 
SOS button stays on after turning 
SmartKey in starter switch to 
position2 or pressing KEYLESS-GO* 
start/stop button twice to position2 
(page 33). The message 
Tele Aid 
not activated
 will be shown in the 
multifunction display for approximately 
ten seconds.
If you have any questions regarding ac-
tivation, please call the Response Cen-
ter at 1-800-756-9018 (in the USA) or 
1-888-923-8367 (in Canada).
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.!The 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 is unavailable, the 
Tele Aid system may not function and if 
this occurs, assistance must be sum-
moned by other means.