2003 MERCEDES-BENZ C320 Install phone

68 Safety and SecurityOccupant safety
Installation of infant and child restraint
systems
This vehicle is equipped with tether an-
chorages for a top tether strap at each of
the rear seating positions.
1Cover of top anchorage ring
Make sure that the rear backrest is
locked in its upright position
(page 200).

Remove cover1 from anchorage
ring3.

Guide tether strap between head
restraint and top of seat back.
Head restraint must be installed (if
removable) and positioned such that
the top tether strap can pass freely
between the head restraint and top of
seat back.
Make sure that the tether strap is not
twisted.
Warning!
G
Please be sure to check the indicator every
time you use the special system child seat.
Should the light go out while the restraint is
installed, please check installation. If the
light remains out, do not use the
BabySmart
TM restraint to transport children
on the front passenger seat until the system
has been repaired.
Warning!
G
Do not place powered-on laptops, cell
phones and like electronic devices on the
front passenger seat. Signals from such de-
vices may interfere with the BabySmart
TM
system. Such signal interference may cause
the
7
indicator lamp not to come on
during self-test or be continuously lit, indi-
cating that the system is not functioning.
Warning!
G
Always lock backrest in its upright position
when rear seat bench is occupied by pas-
sengers, or the extended cargo area is not in
use. Check for secure locking by pushing
and pulling on the backrest.


171 Controls in detail
Audio system


SP: The tone level is set for
“Speech”, optimizing the sound for
spoken language.


AMB
: The tone level is set for “Ambi-
ence”, producing a three-dimen-
sional sound.


OFF
: The audio system sound selec-
tion is turned off.
Telephone* muting
If a telephone has been installed in the ve-
hicle, the radio will switch to telephone
mode when a call is received. The current
audio source is muted.
Radio mode
Selecting radio mode
Press the
b
button.
Selecting the band
You can select from among FM, AM or WB
frequency bands.
FM frequency band:
FM (ultra-short wave) 87.9......107.9 MHz
AM frequency bands:
MW (medium wave) 530......1710 KHz
WB (long wave) approx. 162 KHzSelecting FM band

Press the
FM function button.
FM appears in the upper right-hand cor-
ner of the display.
Selecting AM band

Press the
AM function button.
AM appears in the upper right-hand cor-
ner of the display.
Selecting a station
The following options are available for se-
lecting a station:


Direct frequency band input


Manual tuning


Automatic seek tuning


Scan tuning


Station buttons


Automatic station memory (Autostore)

208 Controls in detailUseful featuresCigarette lighter
The cigarette lighter is located in the cen-
ter console compartment in front of the
armrest (
page 25).
1Cigarette lighter
2Cover

Turn key in the starter switch to
position1 or2.

Slide cover2 rearward.

Push in cigarette lighter1.
The lighter will pop out automatically
when hot.
Telephone*
Radio transmitters, such as a portable tele-
phone or a citizens band unit, should only
be used inside the vehicle if they are con-
nected to an antenna that is installed on
the outside of the vehicle.
The external antenna must be approved by
Mercedes-Benz. Please contact an autho-
rized Mercedes-Benz Center for informa-
tion on the installation of an approved
external antenna. Refer to the radio trans-
mitter operation instructions regarding use
of an external antenna.
Warning!
G
Never touch the heating element or sides of
the lighter; they are extremely hot. Hold the
knob only.
When leaving the vehicle, always remove the
key from the starter switch, and lock your
vehicle. Do not leave children unattended in
the vehicle, or with access to an unlocked
vehicle. Unsupervised use of vehicle equip-
ment may cause an accident and/or serious
personal injury.iThe lighter socket can be used to ac-
commodate electrical accessories up
to a maximum 85 W.
Warning!
G
Never operate radio transmitters equipped
with a built-in or attached antenna (i.e. with-
out being connected to an external antenna)
from inside the vehicle while the engine is
running. Doing so could lead to a malfunc-
tion of the vehicle’s electronic system, pos-
sibly resulting in an accident and personal
injury.

216 Controls in detailUseful features
Remote door unlock
In case you have locked your vehicle unin-
tentionally (e.g. key inside vehicle), and the
reserve key 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 minimum
of 20 seconds until the SOS button is
flashing.
The message
EMERGENCY CALL –
CALL CONNECTED appears in the multi-
function 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.
!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.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 Assis-
tance Center representative except
Roadside Assistance and Information
calls, which can also be terminated by
pressing button
ì
on the multifunc-
tion steering wheel.
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 CO-
MAND* display to indicate that a
Tele Aid call is in progress.

230 OperationDriving instructionsPassenger compartmentDriving abroad
Abroad, there is a widely-spread
Mercedes-Benz service network at your
disposal. If you plan to drive into areas
which are not listed in the index of your
Mercedes-Benz Center directory, you
should request pertinent information from
your authorized Mercedes-Benz Center.Control and operation of radio trans-
mitter
COMAND*, radio and telephone*Telephones and two-way radios
Radio transmitters, such as a portable tele-
phone or a citizens band unit should only
be used inside the vehicle if they are con-
nected to an antenna that is installed on
the outside of the vehicle.
Refer to the radio transmitter operation in-
structions regarding use of an external an-
tenna.
Warning!
G
Always fasten items being carried as
securely as possible.
In an accident, during hard braking or sud-
den maneuvers, loose items will be thrown
around inside the vehicle, and cause injury
to vehicle occupants unless the items are
securely fastened in the vehicle.
The trunk is the preferred place to carry ob-
jects.
Warning!
G
Please do not forget that your primary re-
sponsibility is to drive the vehicle safely.
Only operate the COMAND (Cockpit Man-
agement and Data System), radio or tele-
phone
1 if road, weather and traffic
conditions permit.
Bear in mind that at a speed of just 30 mph
(approximately 50 km / h), your vehicle is
covering a distance of approximately
44 feet (approximately 13.5 m) every sec-
ond.
1Observe all legal requirements
Warning!
G
Never operate radio transmitters equipped
with a built-in or attached antenna (i.e. with-
out being connected to an external antenna)
from inside the vehicle while the engine is
running. Doing so could lead to a malfunc-
tion of the vehicle’s electronic system,
possibly resulting in an accident and
personal injury.

361 Index
P
Paintwork 250
Panic alarm 72
Panic button on SmartKey 72
Parcel net
In front passenger footwell 206
Parking 51, 225
Parking brake 45, 51
Engaging 51
Message in display 264
Releasing 45
Parking lamps
Replacing bulbs 290, 291, 293, 294
Switching on 101
Parking position*
Exterior rear view
mirrors 100, 131, 145
Parts see Spare parts service 316
Passenger compartment 230
Fuse box in 312
Inside rear view mirror 39
Interior lighting 105
Parcel net in front passenger
footwell 206
Passenger safety
see Occupant safety 56Pedals 223
Performance
In cold weather 335
In hot weather 335
Phone book*
Loading 135
Quick search 136
Phone number*
Dialing 135
Redialing 136
Plastic and rubber parts
Cleaning 252
Playing
CDs 179
Poly-V-belt drive 344
Layout 319
Positions (Memory function*)
Recalling from memory 99
Storing into memory 99
Power assistance 224
Power seat*
Adjusting backrest tilt 35
Adjusting head restraint height 35
Adjusting head restraint tilt 35
Adjusting seat cushion tilt 35Adjusting seat height 35
Memory function 98
Removing/installing head
restraints 94
Seat fore and aft adjustment 34
Power train 344
Power washer 250
Power windows 187
Blocking of rear door window
operation 71
Side windows 187
Synchronizing 189
Practical hints
First aid kit 279
Fuses 312
Lamp in center console 260
Lamps in instrument cluster 256
Messages in the display 261
Minispare wheel bolts 284
Spare wheel 281
Spare wheel bolts 282
Towing the vehicle 308
Vehicle jack 280
Vehicle tool kit 279
Premium unleaded gasoline 333

362 IndexProblems
While driving 49
With vehicle 17
Product information 9
Program mode selector switch 344
Automatic transmission 142
Q
Quick search
Phone book* 136
R
Radio
Selecting stations 117
Station search 117
Station selection setting 128
Radio mode 171
Radio see Radio mode
Radio transmitters, control and
operation 230
Range (distance to empty)
Calling up 133
Rapid seat heating*
Switching on 97
Reading lamp 27
Rear bench seat
Foldable* 199Rear door window
Blocking operation 71
Rear fog lamp 291
Bulb 291
Switching on 103
Rear lamp bulbs
Replacing 295
Rear lamps see Tail lamps
Rear outer seats
Adjusting head restraint height 37
Rear passenger compartment
Adjustable air vents 155, 164
Rear seat head restraints
Adjusting 35
Adjusting tilt 36
Folding back 36
Folding back with switch 36
Installing 95
Outer seats 95
Placing upright 36
Removing 95
Rear view mirror automatic
antiglare* 144
Rear view mirrors see Mirrors
Rear window defroster 153, 162
Rear window sunshade* 147Reconnecting
Vehicle battery 305
Refrigerant
Air conditioning 332
Regular checks 234
Reinstalling vehicle battery 304
Remote control
Integrated 218
SmartKey 84
Remote door unlock
With Tele Aid* 216
Remote Vehicle Diagnostics 344
Removing
Minispare wheel 283
Spare wheel 281
Vehicle battery 304
Vehicle tool kit 279
Wheel 299
Wiper blade insert 296
Wiper blades 296
Replacing
Backup lamp bulbs 295
Brake lamp bulbs 295
Bulbs 290
Front lamp bulbs 292
Front turn signal bulbs 292, 293

368 IndexTow-away alarm 25, 80
Arming 80
Disarming 80
Disarming for transport 80
Towing eye bolt (vehicle tool kit)
Installing 311
Towing the vehicle 308
Tracking services
For stolen vehicle 217
Traction 142, 339, 345
Transmission see Automatic or
manual transmission 238
Transmission selector lever 288
Unlocking manually 288
Tread depth (tires) 245
Tread Wear 339
Trip computer 132
Trip odometer
Resetting 109
Trunk
Auxiliary fuse box 313
Closing the lid 89
Lamp 106
Opening 86, 88
Opening from inside vehicle 88Separately locking 90
Separately unlocking 91
Trunk lid emergency release 89
Trunk lid
Closing 89
Message in display 272
Turn signal lamps
Replacing bulbs 290, 291
Turn signals 47
Additional in mirrors 290
Cleaning lenses 251
Front bulbs 290, 292, 294
Indicator lamps 23
Rear bulbs 291, 295
Turning off
Engine 53
U
Units
Setting speedometer units 123
Setting temperature units 123
Unlocking 30, 84
Centrally from inside 92
Driver’s door in an emergency 285
Fuel filler flap 233
Global 85
In an emergency 285Selective settings 85
Separately the trunk 91
Transmission selector lever
manually 288
Vehicle in an emergency 216
With the SmartKey 30
Upgrade signals
Tele Aid* 215
Uphill driving
Cruise control 194
Upshifting 139
Useful features 203
Ashtrays 207
Cigarette lighter 208
Garage door opener 217
Tele Aid* 209
Telephone* 208
V
Vehicle
Individual settings 119, 121
Locking 25
Locking in an emergency 286
Lowering 301
Performance in cold weather 335
Performance in hot weather 335
Proper use of 16