2004 MERCEDES-BENZ C320 phone

299 Practical hints
What to do if …
Display symbol
Display message
Possible cause
Possible solution
K
CLOSE
SUNROOF!
You have opened the driver’s door with
the SmartKey removed from the starter
switch and the sliding/pop-up roof open.

Close the sliding/pop-up roof
(page 203).
J
CLOSE
SUNROOF!
You have opened the driver’s door with
the SmartKey removed from the starter
switch and the sliding/pop-up roof open.

Close the sliding/pop-up roof
(page 203).
L
TELE AID
DRIVE TO WORKSHOP!
One or more main functions of the Tele
Aid system* are malfunctioning.

Have the Tele Aid system* checked by
an authorized Mercedes-Benz Center.
ì
FUNCTION
NOT AVAILABLE!
This display appears if buttonì
orí on the multifunction steering
wheel is pressed and the vehicle is not
equipped with a telephone*.
Ê
TRUNK OPEN!
This message will appear whenever the
trunk lid is open.

Close the trunk lid.
W
WASHER FLUID
CHECK LEVEL!
The fluid level has dropped to
about
1/3of total reservoir capacity.

Add washer fluid (
page 259).

362 Technical termsCOMAND*
(C
ockpit M
anagement and D
ata
System)
Information and operating center for
vehicle sound and communications
systems, including the radio and the
navigation system, as well as other
optional equipment (CD changer*,
telephone*, etc.).
Control system
The control system is used to call up
vehicle information and to change
component settings. Information and
messages appear in the multifunction
display. The driver uses the buttons on
the multifunction steering wheel to
navigate through the system and to
adjust settings.
Cruise control
Driving convenience system for
automatically maintaining the vehicle
speed set by the driver.Engine number
The number set by the manufacturer
and placed on the cylinder block to
uniquely identify each engine
produced.
Engine oil viscosity
Measurement for the inner friction
(viscosity) of the oil at different temper-
atures. The higher the temperature an
oil can tolerate without becoming thin,
or the lower the temperature it can
tolerate without becoming viscous, the
better the viscosity.
ESP
(E
lectronic S
tability P
rogram)
Improves vehicle handling and
directional stability.
ETD
(E
mergency T
ensioning D
evice)
Device which deploys in certain frontal
and rear collisions exceeding the
system's threshold to tighten the
seat belts.
->SRSFSS
(F
lexible S
ervice S
ystem)
Service indicator in the multifunction
display that informs the driver when
the next vehicle maintenance service
is due.
Gear range
Number of gears which are available to
the automatic transmission for shifting.
The automatic gear shifting process
can be adapted to specific operating
conditions using the gear selector
lever.
GPS
(G
lobal P
ositioning S
ystem)
Satellite-based system for relaying
geographic location information to and
from vehicles equipped with special
receivers. Employs CD digital maps for
navigation.

365 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*
Voice control system for car phones,
portable cell phones and audio
systems (radio, CD, etc.).

369 Index
Air vents, rear passenger compartment
Adjustable
Automatic climate control* 172
Climate control 161
Air volume
Adjusting
Automatic climate control* 166
Climate control 157
Airbags 55
BabySmart
TM deactivation
system 66, 361
Children 56
Front 59
Passenger 59
Safety guidelines 58
Side impact 60
Window curtain 60
Alarm
Audible 71, 78
Canceling 79
Visual 78Alarm system
Anti-theft* 78
Tow-away* 79
Alignment bolt (vehicle tool kit) 319, 361
Anticorrosion/antifreeze 357
Antiglare
Automatic* 149
Manual 149
Antilock Brake System see ABS
Anti-theft alarm system*
Arming 78
Canceling alarm 79
Disarming 79
Anti-theft systems 78
Anti-theft alarm system* 78
Immobilizer 78
Tow-away alarm* 79
Aquaplaning see Hydroplaning
Armrest
Storage compartment in front of 218
Storage spaces 219
Ashtrays 220ATF 256
AUDIO menu 118
Selecting radio station 119
Selecting satellite radio* station 119
Audio system 173
Audio and telephone, operation 173
Button and soft key operation 176
Cassette operation 186
CD* operation 189
Operating and display elements 174
Operating safety 173
Operation 176
Radio operation 179
Switching off 176
Switching on 176
Telephone* operation 193
Automatic antiglare* for rear view
mirror 149
Automatic central locking
Activating/deactivating
(control system) 133

375 Index
Defrosting
Automatic climate control* 167
Climate control 158
Delayed shut-off
Exterior lamps 131
Interior lighting 132
Dialing
A number (telephone*) 140
Difficulties
While driving
see Problems while driving
With starting 44
Digital speedometer 118
Direction of rotation (tires) 261
Discharged battery
Jump starting 326
Disconnecting
Vehicle battery 324
Display
Messages in display 290
Display elements
Audio system 174Displays
Digital speedometer 118
Messages 280
Selecting 129
Service indicator 265
Showing malfunctions 122
Symbol messages 284
Text messages 281
Distance to empty (range)
Calling up 138
Door control panel 28
Door entry lamps 108
Door handle 28
Door unlock
With Tele Aid* 230
Doors
Message in display 290
Opening from inside vehicle 85
Opening from the outside 83
Downhill driving
Cruise control 207Downshifting
Automatic transmission* 143
Manual transmission 141
Drink holder see Cup holder
Drinking and driving 239
Driving
Driving abroad 246
General instructions 40, 239
Hydroplaning 242
In winter 244
Problems 49
Safety systems 72
Through standing water 245
Driving abroad 246
Driving instructions 239
Driving off 241
Driving safety systems
4MATIC 77
ABS 72
BAS 73
ESP 74
Driving systems 206
Cruise control 206
Driving safety systems 72

376 IndexE
Easy-entry/exit feature* 92
Activating 134
Interrupting movement 92, 134
Electrical fuses 332
Electrical system
Technical data 346
Electronic Stability Program see ESP
Emergency call system* 223
Emergency calls
Initiating an emergency call 226
Telephone* 198
With Tele Aid* 224
Emergency operation
(Limp Home Mode) 147
Emergency operations
Closing sliding/pop-up roof* 309
Locking the vehicle 306
Opening sliding/pop-up roof* 309
Releasing trunk lid from inside 88
Remote door unlock 230
Unlocking the vehicle 305Emergency Tensioning Device see ETD
Emission control 247
Emission control label 338
Ending
A call (telephone*) 139
Engine
Compartment 252
Starting with
automatic transmission* 44
Starting with
manual transmission 43
Starting with the SmartKey
Automatic transmission* 44
Manual transmission 43
Technical data 340
Turning off with the SmartKey 52
Engine cleaning 269
Engine compartment 252
Fuse box in 333
Hood 252
Engine malfunction
indicator lamp 23, 276Engine number 338, 362
Engine oil 253, 352
Adding 255
Additives 352
Checking level 251, 254
Consumption 253
Display messages 254, 291–292
Filler neck
C 230 Kompressor Sport 256
C 240, C 320, and C 32 AMG 256
Messages in display 254, 291–292
Viscosity 362
Engine oil level
Checking 251, 254
ESP 23, 74, 362
Four wheel electronic
traction system with ESP 77
Messages in display 282–283
Switching off 75
Switching on 76
Synchronizing 282
Warning lamp 277

379 Index
Gear selector lever 23, 44
Cleaning 271
Lock 44
Position (Automatic
transmission*) 23, 142, 145
Gearshift lever 43
Global
Locking 83
Unlocking 83
Global Positioning System see GPS
Glove box 21, 216
Closing 216
Opening 216
Good visibility 148
GPS 362
GPS see COMAND*
H
Halogen-type
Front lamp bulbs 312
Hands-free microphone 27
Hard plastic trim items
Cleaning 271Hazard warning flasher 106
Switching off 106
Switching on 106
Head restraints
Front seats
Manual seat 34, 93
Power seat* 35, 94
Rear seats 94
Headlamp cleaning system* 259
Headlamp shut-off delay see Delayed
shut-off, exterior lamps
Headlamps
Automatic control 103
Bi-Xenon* 361
Bi-Xenon* type
Replacing bulbs 313
Cleaning 269
Cleaning system* 148, 259, 358
Halogen-type
Replacing bulbs 312
Refilling washer fluid 259
Switching off 51
Switching on 46
Washer fluid 358Headliner and shelf below rear window
Cleaning 271
Heated seats* 98
Height adjustment
Front seat head restraints
Manual seat 34
Power seat* 35
Rear seat head restraints 94
Seat belts 42
Steering wheel
Adjustment, electrical* 37
Adjustment, manual 37
High beam flasher 47, 106
High beam headlamps
Messages in display 294
Replacing bulbs 310, 312
Switching on 106
High beam headlamps xenon type*
Replacing bulbs 313
High mounted brake lamp 311

383 Index
Manual seat
Adjusting 33
Adjusting backrest tilt 33
Adjusting head restraint height 34
Adjusting head restraint tilt 34
Adjusting seat cushion tilt 33
Adjusting seat height 33
Front seat head restraints 93
Seat fore and aft adjustment 33
Manual transmission 141
Gearshift lever 43
Shifting into reverse 141
Starting with 43
MAXCOOL Maximum cooling 167
MB Tex upholstery
Cleaning 272
Mechanical key 305
Memory function* 99, 363
Recalling positions from
memory 100
Storing exterior rear view mirror
parking position 101
Storing key dependent settings 100Menus 114
AUDIO 118
Control system 363
In control system 116, 117
Malfunction memory 122
NAVI* 121
Settings menu 123
Standard display 118
Submenus 115
TEL* 138
Trip computer 136
Microphone
Hands-free microphone 27
Miles/kilometers in speedometer
Setting 128
Minispare wheel 302
Bolts 304
Mounting 317
Removing 302Mirrors
Activating exterior rear view mirror
parking position* 150
Adjusting 38
Automatic antiglare* for
interior mirror 149
Automatic antiglare* for
rear view mirror 149
Exterior rear view mirror 38
Exterior rear view mirror
parking position* 136
Interior rear view mirror 38
Storing exterior rear view mirror
parking position* 101
MON 250, 363
Motor Octane Number see MON
Mph or km/h in speedometer 128
Multicontour seat* 97
Multifunction display 113, 363
Displaying gear range 144
Selecting language 128
Standard display 117