2005 MERCEDES-BENZ C WAGON audio

245 Controls in detail
Useful features
Roadside Assistance button•
Located below the center armrest cover is
the Roadside Assistance button•.
Press and hold 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
location (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
assistance.The Mercedes-Benz Roadside Assistance
dispatcher will either dispatch a qualified
Mercedes-Benz technician or arrange to
tow your vehicle to the nearest authorized
Mercedes-Benz Center. For services such
as labor and/or towing, charges may
apply. Refer to the Roadside Assistance
manual 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,
vehicle 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
receive an automatic SOS signal and cannot
make voice contact with the vehicle occu-
pants.

246 Controls in detailUseful features
Information button¡
Located below the center armrest cover is
the Information button¡.
Press and hold 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
location (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
established. 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
separately) to learn more (USA only).
iThe indicator lamp on the Roadside
Assistance button• remains illumi-
nated in red for approximately ten
seconds during the system self-check
after switching on ignition (together
with the SOS button and the Informa-
tion button¡).
See system self-check (
page 243)
when the indicator lamp does not come
on in red or stays on longer than
approximately ten seconds.
If the indicator lamp on the Roadside
Assistance button• is flashing
continuously and there was no voice
connection to the Response Center
established, then the Tele Aid system
could not initiate a Roadside Assis-
tance call (e.g. the relevant cellular
phone network is not available). The
message
Call failed.
appears in the
multifunction display.
Roadside Assistance calls can be
terminated using the tbutton on
the multifunction steering wheel or the
respective button for ending a
telephone call on the audio system or
COMAND* head unit.

247 Controls in detail
Useful features
Upgrade scenario
An emergency call is possible even if other
services are active.
iThe 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 (
page 243)
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 tbutton 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.

248 Controls in detailUseful 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
tailgate recessed handle for a minimum
of 20 seconds until the SOS button is
flashing.
The message
Connecting call

appears 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.
The Response Center will then unlock your
vehicle with the remote door unlocking
feature.
iThe indicator lamp in the respective
button flashes until the call is con-
cluded. Calls can only be terminated by
a Response Center or Customer
Assistance Center representative
except Roadside Assistance and
Information calls, which can also be
terminated by pressing buttont on
the multifunction steering wheel or the
respective 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*
system audio is muted and the
selected mode (radio or CD) pauses.
The optional cellular phone (if installed)
switches off. If you must use this
phone, the vehicle must be parked.
Disconnect 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
commands are only available by press-
ing 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.

389 Technical terms
Tele Aid* System
(T
elematic A
larm I
dentification on
D
emand)
The Tele Aid system consists of three
types of response: automatic and
manual emergency, roadside assis-
tance and information. Tele Aid is
initially activated by completing a
subscriber agreement and placing an
acquaintance call.
The Tele Aid system is operational
provided that the vehicle’s battery is
charged, properly connected, not
damaged and cellular and GPS
coverage is available.Telematics*
A combination of the terms “tele-
communications” and “informatics”.
Tightening torque
Force times lever arm (e.g. a lug
wrench) with which threaded fasteners
such as wheel bolts are tightened.
Tire speed rating
Part of tire designation; indicates the
speed range for which a tire is
approved.
Traction
Force exerted by the vehicle on the
road via the tires.VIN
(V
ehicle I
dentification N
umber)
The number set by the manufacturer
and placed on the body to uniquely
identify each vehicle produced.
Voice control system*
1
Voice control system for car phones,
portable cell phones and audio
systems (radio, CD, etc.).
1Feature description is based on preliminary infor-
mation at time of printing. At time of printing, no
date for availability of voice control had been set.
Contact an authorized Mercedes-Benz Center for
details and availability for your vehicle model.

393 Index
Antilock Brake System see ABS
Anti-theft alarm system*
Arming 86
Canceling alarm 86
Disarming 86
Anti-theft systems 85
Anti-theft alarm system* 85
Immobilizer 85
Tow-away alarm* 87
Aquaplaning see Hydroplaning
Armrest
Changing inclination of 235
Storage spaces 235
Armrest in rear
passenger compartment 236
Ashtrays 238
ATF 274
AUDIO menu 125
Selecting radio station 126
Selecting satellite radio* station 126Audio system 175
Audio and telephone, operation 175
Button and soft key operation 178
CD* operation 193
Operating and display elements 176
Operating safety 175
Operation 178
Radio operation 183
Switching off 179
Switching on 178
Telephone* operation 200
Automatic antiglare*
for rear view mirror 162
Automatic central locking
Activating/deactivating
(control system) 143
Automatic headlamp mode 109
Automatic lighting control
Activating 114
Deactivating 114
Automatic locking when driving 95Automatic shift program
Automatic transmission 158
Automatic time change
(Daylight Saving Time
(DST) summer/winter) 137
Automatic transmission 152
Accelerator position 159
Automatic shift program 158
Emergency operation
(Limp Home Mode) 160
Fluid level 274
Gear ranges 155
Gear selector lever 46, 152
Gear selector lever position 152, 156
Gear shifting malfunctions 160
Kickdown 159
Manual shifting 154
One-touch gearshifting 154
Program mode selector switch,
automatic shift program 158
Starting with 47
Transmission fluid 274
Automatic Transmission Fluid see ATF

395 Index
Standing lamps, front 333, 336, 338
Standing lamps, rear 333, 340
Tail lamp unit 339
Tail lamps 333, 340
Turn signal lamps,
front 333, 336, 338
Turn signal lamps,
rear 333, 340
Button
Audio system 178
C
CAC 385
California
Important notice 11
Calling up
Maintenance service indicator 285
Range (distance to empty) 148
CAN system 385
Cargo area see Cargo compartmentCargo compartment
Fuse box in 359
Lighting 115
Parcel net 226
Storage compartment inside 227
Tailgate 94
Tie-down rings 233
Cargo tie-down rings 233
Catalytic converter 264
CD changer* 193
CD changer* operation 195
CD player*
Operating 127
CD* operation 193
Center console 27
Front passenger front air bag off
indicator lamp 27, 65, 72, 300
Lower part 28
Upper part 27
Center console ashtray 238
Centigrade
Setting temperature units 133Central locking
Automatic 95
From inside 96
Locking from inside 96
Switch 96
Switching on/off
(control system) 143
Unlocking from inside 96
Central locking switch 96
Central unlocking
Switch 96
Unlocking from inside 96
Central unlocking switch 96
Certification label 364
Changing
Batteries (SmartKey) 331
CDs 193
Changing key setting 145
Charging
Vehicle battery 348

397 Index
Control system 119, 386
AUDIO menu 125
Convenience submenu 144
Display digital speedometer 125
Display outside temperature 125
Functions 120, 123
Instrument cluster
submenu 133, 135
Lighting submenu 139
Menus 122, 123
Multifunction display 119
Multifunction steering wheel 120
NAV* menu 128
Selecting radio system 126
Selecting satellite radio* system 126
Settings menu 130
Standard display menu 124
Submenu Time/Date 135
Submenus 121, 123
TEL* menu 148
Trip computer menu 146
Vehicle status message
memory menu 128
Vehicle submenu 143Controller Area Network see CAN system
Convenience submenu 144
Activating
easy-entry/exit feature* 144
Setting key dependency 145
Setting parking position* for
exterior rear view mirror 146
Coolant 275
Adding 275
Anticorrosion/antifreeze
quantity 379
Capacities 373
Checking level 275
Messages in display 308–310
Temperature 266
Temperature gauge 117
Coolant level
Checking 269, 275
Coolant temperature gauge 25
Coolants 379
Cruise control 223, 386
Canceling 224
Driving downhill 224
Driving uphill 224Fine adjustment 225
Message in display 311
Setting current speed 224
Setting speeds 225
Cruise control lever 223
Cruising range, fuel 378
Cup holder
In rear seat armrest 237
Cup holders
Cleaning 291
In front of seat armrest 236
Customer Assistance Center see CAC
D
Date (day)
Setting 138
Date (month)
Setting 137
Date (year)
Setting 139
Daytime running lamp mode 110
Setting 140