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Operator’s Manual
C-Class Sedan
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Order No. 6515 0135 13 Part No. 203 584 49 82 USA Edition A 2005
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2035844982
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C 230 Kompressor Sport
C240
C 240 4MATIC
C320
C 320 4MATIC
C320Sport
C55AMG
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Our company and staff congratulate you
on the purchase of your new
Mercedes-Benz.
Your selection of our product is a demon-
stration of your trust in our company
name. Furthermore, it exemplifies your
desire to own an automobile that will be as
easy as possible to operate and provide
years of service.
Your Mercedes-Benz represents the ef-
forts of many skilled engineers and crafts-
men. To help assure your driving pleasure,
and also the safety of you and your passen-
gers, we ask you to make a small invest-
ment of time:
Please read this manual carefully, then
return it to your vehicle where it will be
handy for your reference.
Please follow the recommendations
contained in this manual. They are de-
signed to acquaint you with the opera-
tion of your Mercedes-Benz.
Please pay attention to the warnings
and cautions contained in this manual.
They are designed to help improve the
safety of the vehicle operator and oc-
cupants.
We extend our best wishes for many miles
of safe, pleasurable driving.
Mercedes-Benz USA, LLC
A DaimlerChrysler Company
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Contents
Introduction.......................................... 9
Product information ................................ 9
Operator’s Manual ............................... 10
Service and warranty information .. 10
Important notice for California
retail buyers and lessees of
Mercedes-Benz automobiles .......... 11
Maintenance .................................. 12
Roadside Assistance ...................... 12
Change of address or ownership.... 12
Operating your vehicle outside
the USA or Canada......................... 13
Where to find it .................................... 14
Symbols ............................................... 15
Operating safety .................................. 16
Proper use of the vehicle ............... 16
Problems with your vehicle .................. 17
Reporting safety defects...................... 18
Reporting Safety Defects ............... 18
Vehicle data recording......................... 19
Information regarding electronic
recording devices........................... 19
At a glance.......................................... 21
Cockpit ................................................. 22
Instrument cluster ................................ 24
Multifunction steering wheel ................ 26
Center console ..................................... 27
Upper part ...................................... 27
Lower part ...................................... 28
Overhead control panel ........................ 29
Door control panel................................ 30
Getting started................................... 31
Unlocking ............................................. 32
Unlocking with the SmartKey ......... 32
Starter switch positions .................. 33
Adjusting .............................................. 35
Seats .............................................. 35
Steering wheel ................................ 39
Mirrors ............................................ 41
Driving .................................................. 43
Fastening the seat belt ................... 43
Starting the engine ......................... 46
Switching on headlamps ................. 49
Turn signals .................................... 50
Windshield wipers ........................... 51
Problems while driving.................... 53
Parking and locking .............................. 54
Parking brake ................................. 54
Switching off headlamps................. 55
Turning off engine ........................... 56
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ContentsSafety and Security........................... 57
Occupant safety................................... 58
Air bags .......................................... 59
Seat belts ....................................... 64
Children in the vehicle .................... 67
Blocking of rear door window
operation ........................................ 75
Panic alarm* ........................................ 76
Activating ....................................... 76
Deactivating ................................... 76
Driving safety systems ......................... 77
ABS ................................................ 77
BAS ................................................ 78
ESP ................................................. 79
Four wheel electronic traction
system (4MATIC) with the ESP ....... 82
Anti-theft systems................................ 83
Immobilizer..................................... 83
Anti-theft alarm system* ................ 83
Tow-away alarm* ........................... 85
Controls in detail............................... 87
Locking and unlocking ......................... 88
SmartKey ....................................... 88
Opening the doors from
the inside ....................................... 92
Opening the trunk .......................... 92
Closing the trunk............................ 94
Trunk lid emergency release .......... 95
Automatic central locking .............. 96
Locking and unlocking from
the inside ....................................... 96
Seats ................................................... 98
Easy-entry/exit feature* ................ 98
Removing and installing front
seat head restraints ....................... 99
Rear seat head restraints ............. 101
Multicontour seats* ..................... 104
Seat heating* ............................... 105
Memory function* ............................. 106
Storing positions into memory ..... 107
Recalling positions from memory . 107
Storing exterior rear view mirror
parking position ........................... 108Lighting ............................................. 109
Exterior lamp switch .................... 109
Combination switch ..................... 113
Hazard warning flasher ................ 114
Interior lighting ............................ 115
Door entry lamps ......................... 116
Trunk lamp ................................... 116
Instrument cluster ............................. 117
Instrument cluster illumination .... 117
Coolant temperature gauge ......... 118
Trip odometer .............................. 119
Tachometer .................................. 119
Outside temperature indicator ..... 119
Control system .................................. 121
Multifunction display.................... 121
Multifunction steering wheel........ 122
Menus .......................................... 124
Standard display menu ................ 126
AUDIO menu ................................ 127
NAV* menu .................................. 130
Vehicle status message memory
menu............................................ 130
Settings menu .............................. 132
Trip computer menu..................... 148
TEL menu* ................................... 150
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Contents
Manual transmission ......................... 154
Shifting into reverse ..................... 155
Automatic transmission* ................... 156
One-touch gearshifting................. 158
Gear ranges ................................. 159
Gear selector lever position ......... 160
Automatic shift program .............. 162
Driving tips ................................... 163
Steering wheel gearshift control
(Speedshift) (C 55 AMG only)....... 164
Manual shift program
(C 55 AMG only)........................... 165
Emergency operation
(Limp Home Mode) ...................... 167
Good visibility .................................... 168
Headlamp cleaning system* ........ 168
Rear view mirrors ......................... 168
Sun visors .................................... 171
Rear window sunshade* .............. 172
Rear window defroster ................. 173Climate control ................................... 174
Deactivating the climate control
system .......................................... 177
Setting the temperature................ 177
Adjusting air distribution and
volume .......................................... 178
Defrosting ..................................... 178
Air recirculation mode .................. 179
Air conditioning............................. 181
Rear passenger compartment
adjustable air vents....................... 182
Audio system ...................................... 183
Audio and telephone, operation .... 183
Operating safety ........................... 183
Operating and display elements.... 184
Button and soft key operation....... 186
Operation ...................................... 186
Radio operation ............................ 191
Introduction to satellite radio*
(USA only) ..................................... 196
CD mode ....................................... 201
GSM network phones ................... 208
TDMA or CDMA network phones .. 214
Emergency calls “911”.................. 221Power windows .................................. 223
Opening and closing the
windows........................................ 223
Synchronizing power windows ...... 226
Power tilt/sliding sunroof* ................ 227
Opening and closing the power
tilt/sliding sunroof........................ 227
Synchronizing the power
tilt/sliding sunroof........................ 230
Driving systems .................................. 231
Cruise control ............................... 231
Loading .............................................. 234
Roof rack* .................................... 234
Ski sack* (Canada only) ............... 234
Split rear bench seat* .................. 237
Loading instructions ..................... 239
Cargo tie-down rings*................... 240
Useful features ................................... 241
Storage compartments ................. 241
Ashtrays........................................ 245
Cigarette lighter ............................ 246
Electrical outlet in the rear
passenger compartment ............... 247
Telephone* ................................... 247
Tele Aid* ....................................... 248
Garage door opener* .................... 256
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ContentsOperation......................................... 263
The first 1 000 miles (1 500 km) ......... 264
Driving instructions ............................ 265
Drive sensibly – save fuel ............. 265
Drinking and driving ..................... 265
Pedals .......................................... 265
Power assistance ......................... 265
Brakes .......................................... 266
Driving off..................................... 267
Parking ......................................... 267
Tires ............................................. 268
Hydroplaning ................................ 268
Tire traction .................................. 269
Tire speed rating .......................... 269
Winter driving instructions ........... 270
Standing water ............................. 271
Passenger compartment .............. 272
Driving abroad .............................. 272
Control and operation of radio
transmitters.................................. 272
Catalytic converter ....................... 273
Emission control........................... 273
Coolant temperature .................... 274At the gas station .............................. 275
Refueling ...................................... 275
Check regularly and before
a long trip ..................................... 277
Engine compartment ......................... 278
Hood ............................................ 278
Engine oil ..................................... 279
Transmission fluid level ................ 282
Coolant level ................................ 283
Battery ......................................... 284
Windshield washer system and
headlamp cleaning system* ......... 285
Tires and wheels ................................ 286
Important guidelines .................... 286
Life of tire..................................... 287
Direction of rotation ..................... 287
Checking tire inflation pressure ... 287
Rotating tires ............................... 289Winter driving .................................... 290
Winter tires .................................. 290
Block heater (Canada only) .......... 291
Snow chains................................. 291
Maintenance...................................... 292
Clearing the maintenance
service indicator .......................... 293
Maintenance service term
exceeded ..................................... 293
Calling up the maintenance
service indicator .......................... 293
Resetting the maintenance
service indicator .......................... 294
Vehicle care....................................... 295
Cleaning and care of the
vehicle ......................................... 295