257 Controls in detail
Useful features
Tele Aid* The Tele Aid system
(Telematic Alarm Identification on
Demand)
The Tele Aid system consists of three
types of response:
Automatic and manual emergency
Roadside Assistance
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 or use 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, 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
¡button. Failure to complete either
of these steps will result in a system
that is not activated.
If you have any questions regarding ac-
tivation, 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 in the over-
head control panel.
The Roadside Assistance button•
and the Information button¡ are
located below the center armrest cov-
er.
258 Controls in detailUseful featuresSystem 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 in the multi-
function display.Emergency calls
An emergency call is initiated automatical-
ly following an accident in which the emer-
gency tensioning devices (ETDs) or
air bags deploy.
An emergency call can also be initiated
manually by opening the cover next to the
interior rear view mirror labeled SOS, then
briefly pressing the button located under
the cover. See (
page 259) for instruc-
tions on initiating an emergency call man-
ually.
Once the emergency call is in progress, the
indicator lamp in the SOS button will begin
to flash. The message
Connecting call
appears in the multifunction display and
the audio system is muted. When the con-
nection is established, the message
Call connected
appears in the multifunc-
tion display. All information relevant to the
emergency, such as the location of the ve-
hicle (determined by the GPS satellite loca-
tion system), vehicle model, identification
number and color are generated.
!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 are unavailable, the
Tele Aid system may not function and if
this occurs, assistance must be sum-
moned by other means.
Warning!
G
If the indicator lamps in the SOS button, in
the Roadside Assistance button, and/or in
the Information button do not come on dur-
ing the system self-check or if any of these
indicators remain illuminated constantly in
red and/or the message
Tele Aid
malfunction Drive to workshop
is dis-
played in the multifunction display after the
system self-check, a malfunction in the sys-
tem has been detected.
If a malfunction is indicated as outlined
above, the system may not operate as ex-
pected. Have the system checked at the
nearest Mercedes-Benz Center as soon as
possible.
260 Controls in detailUseful features
Press SOS button2 briefly.
The indicator lamp in the
SOS button2 flashes until the emer-
gency call is concluded.
Wait for a voice connection to the
Response Center.
Close cover1 after the emergency
call is concluded.Roadside Assistance button•
Located below the center armrest cover is
the Roadside Assistance button•.
Press and hold the button (for longer
than two seconds).
A call to a Mercedes-Benz Roadside
Assistance dispatcher will be initiated.
The button will flash while the call is in
progress. The message
Connecting
call
will appear in the multifunction
display and the audio system is muted.
When the connection is established, the
message Call connected
appears in the
multifunction display. The Tele Aid system
will transmit data generating the vehicle
identification number, model, color and lo-
cation (subject to availability of cellular
and GPS signals).A voice connection between the Roadside
Assistance dispatcher and the occupants
of the vehicle will be established.
Describe the nature of the need for as-
sistance.
The Mercedes-Benz Roadside Assistance
dispatcher will either dispatch a qualified
Mercedes-Benz technician or arrange to
tow your vehicle to the nearest
Mercedes-Benz Center. For services such
as labor and/or towing, charges may ap-
ply. Refer to the Roadside Assistance man-
ual for more information.
The following is only available in the USA:
Sign and Drive services: Services such
as jump start, a few gallons of fuel or
the replacement of a flat tire with the
vehicle spare tire are obtainable.
Warning!
G
If you feel at any way in jeopardy when in the
vehicle (e.g. smoke or fire in the vehicle, ve-
hicle in a dangerous road location), please
do not wait for voice contact after you have
pressed the emergency button. Carefully
leave the vehicle and move to a safe loca-
tion. The Response Center will automatically
contact local emergency officials with the
vehicle’s approximate location if they re-
ceive an automatic SOS signal and cannot
make voice contact with the vehicle occu-
pants.
261 Controls in detail
Useful features
Information button¡
Located below the center armrest cover is
the Information button¡.
Press and hold the button (for longer
than two seconds).
A call to the Customer Assistance
Center will be initiated. The button will
flash while the call is in progress. The
message
Connecting call
will appear
in the multifunction display and the
audio system is muted.When the connection is established, the
message
Call connected
appears in the
multifunction display. The Tele Aid system
will transmit data generating the vehicle
identification number, model, color and lo-
cation (subject to availability of cellular
and GPS signals).
A voice connection between the Customer
Assistance Center representative and the
occupants of the vehicle will be estab-
lished. Information regarding the operation
of your vehicle, the nearest
Mercedes-Benz Center or Mercedes-Benz
USA products and services is available to
you.
For more details concerning the Tele Aid
system, please visit www.mbusa.com and
use your ID and password (sent to you sep-
arately) to learn more (USA only).
iThe indicator lamp in the Roadside
Assistance button• remains illumi-
nated in red for approx. ten seconds
during the system self-check after
switching on ignition (together with the
SOS button and the Information
button¡).
See “System self-check” (
page 258)
when the indicator lamp does not come
on in red or stays on longer than ap-
proximately ten seconds.
If the indicator lamp in the Roadside
Assistance button• is flashing con-
tinuously and there was no voice con-
nection to the Response Center
established, then the Tele Aid system
could not initiate a Roadside
Assistance call (e.g. the relevant cellu-
lar phone network was not available).
The message
Call failed
appears in
the multifunction display.
Roadside Assistance calls can be ter-
minated using the buttont on the
multifunction steering wheel or the re-
spective button for ending a telephone
call on the audio system or COMAND*
head unit.
262 Controls in detailUseful features
Upgrade scenario
An emergency call is possible even if other
services are active.
iThe indicator lamp in the Information
button¡ remains illuminated in red
for approx. ten seconds during the sys-
tem self-check after switching on igni-
tion (together with the SOS button and
the Roadside Assistance button•).
See “System self-check” (
page 258)
when the indicator lamp does not come
on in red or stays on longer than ap-
proximately ten seconds.
If the indicator lamp in 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 avail-
able). The message
Call failed
ap-
pears in the multifunction display.
Information calls can be terminated us-
ing the buttont on the multifunc-
tion steering wheel or the respective
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 cur-
rently 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 Cus-
tomer Service at 1-800-387-0100 in
Canada.
263 Controls in detail
Useful features
Remote door unlock
In case you have locked your vehicle unin-
tentionally (e.g. SmartKey inside vehicle),
and the reserve SmartKey is not handy:
Contact the Mercedes-Benz Response
Center at 1-800-756-9018 (in the USA)
or 1-888-923-8367 (in Canada).
You will be asked to provide your pass-
word which you provided when you
completed the subscriber agreement.
Then return to your vehicle and pull the
trunk recessed handle for a minimum
of 20 seconds until the SOS button is
flashing.
The message
Connecting call
ap-
pears in the multifunction display.
As an alternative, you may unlock the vehi-
cle via Internet using the ID and password
sent to you shortly after the completion of
your acquaintance call.
iThe indicator lamp in the respective
button flashes until the call is conclud-
ed. Calls can only be terminated by a
Response Center or Customer
Assistance Center representative, ex-
cept Roadside Assistance and Informa-
tion calls, which can also be terminated
by pressing the tbutton on the
multifunction steering wheel or the re-
spective button for ending a telephone
call on the audio system or COMAND*
head unit.
iWhen a Tele Aid call has been initiated,
the audio system or the COMAND* sys-
tem audio is muted and the selected
mode (radio, tape, or CD) pauses. The
optional cellular phone* (if installed)
switches off. If you must use this
phone, the vehicle must be parked. Dis-
connect the coiled cord and place the
call. The COMAND* navigation system
(if engaged) will continue to run. The
display in the instrument cluster is
available for use, and spoken com-
mands are only available by pressing
the RPT button on the COMAND* unit.
A pop-up window will appear in the
COMAND* display to indicate that a
Tele Aid call is in progress.
439 Index
A
ABS 80
Braking 80
Description 431
Display message 350
Emergency brake maneuver 80
Indicator lamp 342
Accelerator position, automatic
transmission 159
Accessory weight 323
Accident 55
Adjusting (Getting started) 37
Air bags 63
BabySmart
TM air bag deactivation
system 75
BabySmartTM air bag deactivation
system, description 431
BabySmartTM compatible child
seat 74
BabySmartTM self-test 76
Children 64
Front 68
Head-thorax 69
Head-thorax, description 433
Kneebag 68Passenger front air bag off indicator
lamp 76
Safety guidelines 66
Air conditioning
Automatic climate control 188
Climate control 178
Air conditioning refrigerant 424
Air pressure see Tire inflation pressure
AIRSCARF neck level heating
(Seats) 102
Description 431
Alarm system see Anti-theft systems
Alignment bolt (Vehicle tool kit) 369,
391
Description 431
Anticorrosion/antifreeze 427
Antilock brake system see ABS
Anti-theft systems 85
Activating 86
Alarm system 85
Canceling alarm 86
Canceling alarm (Tow-away) 87
Deactivating 86
Immobilizer 85
Tow-away alarm 86
Transporting the vehicle 87Ashtray 253
Aspect ratio 323
AUDIO menu (Control system) 123
Audio system 191
Adjusting balance 196
Adjusting sound functions 195
Adjusting volume 195
Audio and telephone, operation 191
Button and soft key operation 194
CD changer 209
CD operation 207
Introduction to satellite radio
(USA only) 202
Operating and display elements 192
Operating safety 191
Operation 194
Radio operation 197
Returning sound functions to factory
settings 196
Returning volume distribution to
factory settings 197
Switching on/off 194
Telephone muting 197
Telephone operation 216
Weather band 201
441 Index
Bi-Xenon
Description 431
Headlamps 381
Bolts
For spare wheel 373
Brake Assist System see BAS
Brakes 274
Brake fluid 286, 424
Display message 356
Salty roads 274
SLK 55 AMG 275
Warning lamp 343
Break-in period 272
Bulbs
Front/rear lamps 380
Replacing 380
Buttons (Audio system) 194C
CAC 431
California, important notice 11
CAN system, description 432
Capacities
(Fuels, coolants, lubricants, etc.) 422
Catalytic converter 282
CD
Changer 250
Player/changer, operation 125
CD changer (Audio system) 207, 209
CD operation (Audio system) 207
Center console
Lamp 347
Overview 28
Central locking
Automatic (Control system) 141
Automatic (When driving) 97
From outside (SmartKey) 59
Locking/unlocking from inside 97
Central locking/unlocking switches 98
Certification label 410
CHECK ENGINE indicator lamp 344Child safety
Air bags 64
Children in the vehicle 73
Cigarette lighter 254
Cleaning tires 299
Climate control 172
Air conditioning 178
Air distribution 176
Air recirculation mode 176
Air volume 176
Control panel, overview 175
Defrosting 181
Maximum cooling 179
Rear window defroster 171
Switching on/off 175
Temperature 175
Clock 116
Cockpit
Description 432
Overview 22
Cold tire inflation pressure 323
Collapsible tire, description 432
Collapsible wheel chock 371