2004 MERCEDES-BENZ C CLASS COUPE roof

Contents
Automatic central locking .............. 87
Locking and unlocking
from the inside ............................... 88
Seats.................................................... 89 Easy-entry/exit feature* ................ 89
Removing and installing
front seat head restraints ............... 90
Rear seat head restraints ............... 91
Heated seats* ................................ 93
Memory function*................................ 95 Storing positions into memory ....... 96
Recalling positions from memory ... 96
Storing exterior rear view mirror
parking position ............................. 97
Lighting ................................................ 98 Exterior lamp switch ....................... 98
Combination switch...................... 102
Hazard warning flasher................. 102
Interior lighting ............................. 103
Instrument cluster ............................. 105 Instrument cluster illumination..... 105
Coolant temperature display ........ 106
Trip odometer............................... 107
Tachometer .................................. 107
Outside temperature indicator ..... 107
Control system .................................. 109 Multifunction display .................... 109
Multifunction steering wheel ........ 110
Menus .......................................... 112
Standard display menu ................ 114
AUDIO menu ................................ 114
NAVI* menu ................................. 117
Malfunction memory menu .......... 117
Settings menu .............................. 118
Trip computer menu ..................... 132
TEL menu* ................................... 134
Manual transmission ......................... 137 Shifting into reverse ..................... 138
Automatic transmission* ................... 139 One-touch gearshifting................. 140
Gear ranges.................................. 141
Gear selector lever position ......... 142
Program mode selector switch..... 144
Accelerator position ..................... 145
Emergency operation
(Limp Home Mode) ...................... 145
Good visibility .................................... 146 Rear view mirrors ......................... 146
Headlamp cleaning system* ........ 148
Sun visors .................................... 148
Rear window defroster ................. 149
Climate control .................................. 150 Setting the temperature............... 153
Adjusting
air distribution and volume .......... 153
Defrosting .................................... 154
Air recirculation mode.................. 154
Deactivating the
climate control system................. 155
Air conditioning............................ 156
Ventilated storage compartment . 157
Rear passenger compartment
adjustable air vents...................... 158
Audio system ..................................... 159 Audio and telephone, operation ... 159
Operating safety .......................... 159
Operating and display elements... 160
Button and soft key operation...... 162
Operation ..................................... 162
Radio operation ........................... 165
Satellite radio (SAT)* (USA only) .. 168
Cassette operation ...................... 172
CD changer* operation ................ 175
Telephone* operation .................. 179
Power windows ................................. 186 Opening and closing the windows 186
Synchronizing power windows ..... 188
Panorama sliding/pop-up roof* ........ 189

Contents
Opening and closing the roller sun-
blinds for the
panorama sliding/pop-up roof ..... 189
Opening and closing the
panorama sliding/pop-up roof ..... 190
Synchronizing the
panorama sliding / pop-up roof
and the roller sunblinds ............... 193
Driving systems ................................. 194 Cruise control .............................. 194
Loading.............................................. 197 Roof rack*.................................... 197
Luggage cover.............................. 197
Split rear bench seat .................... 197
Loading instructions..................... 199
Useful features .................................. 200 Interior storage spaces ................ 200
Ashtrays ....................................... 203
Cigarette lighter ........................... 204
Telephone* .................................. 205
Tele Aid* ...................................... 206
Garage door opener ..................... 214
Operation ......................................... 221
The first 1000 miles (1500km) .......... 222 Driving instructions ............................ 223
Drive sensibly – save fuel.............. 223
Drinking and driving ...................... 223
Pedals ........................................... 223
Power assistance .......................... 223
Brakes........................................... 224
Driving off ..................................... 225
Parking.......................................... 225
Tires .............................................. 226
Hydroplaning................................. 227
Tire traction .................................. 227
Tire speed rating ........................... 228
Winter driving instructions ............ 228
Standing water.............................. 229
Passenger compartment ............... 230
Driving abroad .............................. 230
Control and operation of
radio transmitter ........................... 230
Catalytic converter........................ 231
Emission control ........................... 231
Coolant temperature..................... 232
At the gas station ............................... 233 Refueling....................................... 233
Check regularly and
before a long trip .......................... 234
Engine compartment .......................... 236 Hood ............................................. 236
Engine oil ...................................... 237
Transmission fluid level ................ 241
Coolant level ................................. 241
Battery .......................................... 242
Windshield washer system and
headlamp cleaning system ........... 243
Tires and wheels ................................ 244 Important guidelines ..................... 244
Life of tire ..................................... 245
Direction of rotation ..................... 245
Checking tire inflation pressure .... 245
Rotating wheels ............................ 246
Winter driving ..................................... 247 Winter tires ................................... 247
Block heater (Canada only) ........... 248
Snow chains ................................. 248
Maintenance ...................................... 249 Clearing the service indicator ....... 249
Service term exceeded ................. 249
Calling up the service indicator .... 250
Resetting the service indicator ..... 250
Vehicle care ....................................... 251 Cleaning and care of the vehicle ... 251

ContentsPractical hints.................................. 257
What to do if … .................................. 258 Lamps in instrument cluster ......... 258
Lamp in center console ................ 263
Messages in the display ............... 264
Where will I find ...?............................ 284 First aid kit ................................... 284
Spare wheel ................................. 285
Vehicle tool kit ............................. 285
Unlocking/locking in an emergency .. 288 Unlocking the vehicle ................... 288
Locking the vehicle ...................... 289
Changing batteries in
the SmartKey ............................... 290
Fuel filler flap ............................... 291
Manually unlocking the
gear selector lever........................ 291
Opening/closing in an emergency ..... 292 Panorama sliding/pop-up roof ..... 292
Replacing bulbs ................................. 293 Bulbs ............................................ 293
Replacing bulbs for front lamps.... 295
Side marker lamp bulb ................. 298
Replacing bulbs for rear lamps ..... 298
Replacing wiper blades ...................... 300 Removing ..................................... 300
Installing ...................................... 300
Flat tire .............................................. 301 Preparing the vehicle ................... 301
Mounting the spare wheel ............ 301
Battery ............................................... 307 Disconnecting the battery ............ 308
Removing the batteries ................ 308
Charging and reinstalling
batteries....................................... 308
Reconnecting the batteries .......... 308
Jump starting ..................................... 310
Towing the vehicle ............................. 313 Installing towing eye bolt ............. 316
Fuses ................................................. 317 Fuse box in
passenger compartment .............. 317
Fuse box in engine compartment . 317
Auxiliary fuse box in trunk ............ 318
Technical data ................................. 319
Spare parts service ............................ 320
Warranty coverage............................. 321 Loss of Service and Warranty
Information Booklet ..................... 321 Identification labels ........................... 322
Layout of poly-V-belt drive ................. 323
C 230 Kompressor ....................... 323
C 320 ........................................... 323
Engine ............................................... 324
Rims and Tires ................................... 325 Same size tires............................. 326
Spare wheel ................................. 326
Electrical system ............................... 327
Main Dimensions ............................... 328
Weights ............................................. 329
Fuels, coolants, lubricants, etc. ......... 330 Capacities .................................... 330
Engine oils ................................... 332
Engine oil additives ...................... 332
Air conditioning refrigerant .......... 332
Brake fluid.................................... 332
Premium unleaded gasoline ......... 333
Fuel requirements ........................ 333
Gasoline additives ........................ 334
Flexible Fuel Vehicles................... 334
Coolants ...................................... 336
Windshield washer system and
headlamp cleaning system........... 338
Consumer information ....................... 339
Uniform tire quality grading ......... 339

27
At a glance
Overhead control panel
 Overhead control panel
Item
Page
1
Rear interior lighting
on/off
104
2
Panorama sliding/pop-up
roof*
189
3
Right reading lamp on/off
104
4
Interior lighting control
103
5
Hands-free microphone for
Tele Aid* (emergency call
system), telephone* and
voice control system* (see
separate operating instruc-
tions)
205
6
Interior rear view mirror
39,
146
7
Garage door opener*
214
8
Left reading lamp on/off
104
9
Tele Aid* (emergency call
system) button
209

81
Controls in detail
Locking and unlocking
Seats
Memory function*
Lighting
Instrument cluster Control system
Manual transmission
Automatic transmission*
Good visibility
Climate control
Audio system
Power windows
Panorama sliding/pop-up roof* Driving systems
Loading
Useful features

82 Controls in detailLocking and unlockingIn the “Controls in detail” section you will
find detailed information on how to oper-
ate the equipment installed on your vehi-
cle. If you are already familiar with the
basic functions of your vehicle, this section
will be of particular interest to you.
To quickly familiarize yourself with the ba-
sic functions of the vehicle, refer to the
“Getting started” section of this manual.
The corresponding page numbers are giv-
en at the beginning of each segment.
Locking and unlocking
Keys
Your vehicle comes supplied with two
SmartKeys, each with remote control and
a removable mechanical key. The locking
tabs for the mechanical key portion of the
two keys are a different color to help dis-
tinguish each key unit.
The SmartKey provides an extended oper-
ating range. To prevent theft, however, it is
advisable to only unlock the vehicle when
you are in close proximity to it.
The SmartKey centrally locks and unlocks:

the doors


the trunk lid


the fuel filler flap
SmartKey with remote controls1‹ Lock button
2 Mechanical key locking tab
3 ΠUnlock button
4 Battery check lamp
5 Â Panic button* (
page 72)
iYou can also open and close the power
windows (
page 186) and panorama
sliding/pop-up roof* (
page 192) us-
ing the SmartKey.
iCanada only:
Only vehicles equipped with an
anti-theft alarm system* have
SmartKeys with integrated panic
button* 5.

154 Controls in detailClimate controlDefrosting
Activating
Press buttonP (
page 151).
The indicator lamp on the button
comes on
or

Switch off air recirculation, if selected.

Press button O (
page 151).
The indicator lamp on the button goes
out.

Close center air vents.

Open left and right side air vents
(page 151) and adjust side air vents
upwards. Deactivating

Press button
P (
page 151).
The indicator lamp on the button goes
out. Defrosting is turned off.
Air recirculation mode
Switch to air recirculation mode to prevent
unpleasant odors from entering the vehicle
from the outside. This setting cuts off the
intake of outside air and recirculates the
air in the passenger compartment.
Activating
Press button O (
page 151).
The indicator lamp on the button
comes on.
iThese settings should only be selected
for a short time.
Warning!
G
When the outside temperature is below
41°F (5°C), only switch to air recirculation
mode for short periods to prevent window
fogging.
iIf you keep button O pressed the
side windows and panorama slid-
ing/pop-up roof* will close.
The air recirculation mode is activated
automatically at high outside tempera-
tures.
If you have turned off the air condition-
ing (
page 156) or the outside
temperature is below 41°F (5°C), the
air recirculation mode will not switch
on automatically.
Warning!
G
Never operate the windows or panorama
sliding /pop-up roof* if there is the possibil-
ity of anyone being harmed by the closing
procedure.

155
Controls in detail
Climate control
Deactivating
Press button
O (
page 151).
The indicator lamp on the button goes
out.
The air recirculation mode is deactivated
automatically:


after five minutes if the outside temper-
ature is below approximately 41°F
(5 °C)


after five minutes if the air conditioning
is turned off


after 30 minutes if the outside temper-
ature is above approximately 41°F
(5 °C) At outside temperatures above 79°F
(26 °C) the system will not automatically
switch back to outside air. A quantity of
outside air is added after approximately
30 minutes.
Deactivating the climate control sys-
tem
Deactivating
Set the air volume control
1
(page 151) to position 0.
The indicator lamp on the button
comes on.
Reactivating

Set the air volume control 1
(page 151) to any speed.
Vehicles without panorama sliding /pop-up
roof:
In the event that the procedure causes po-
tential danger, the opening and closing of
the side windows can be immediately halted
by pressing or pulling the respective window
switch.
Vehicles with panorama sliding /pop-up
roof:
In the event that the procedure causes po-
tential danger, the opening and closing of
the side windows can be immediately halted
by releasing the O button or by pressing
or pulling the respective window switch. The
opening and closing of the panorama sliding
/pop-up roof* can be immediately halted by
releasing the O button or by moving the
panorama sliding /pop-up roof switch in the
overhead control panel in any direction.
iIf you keep button O pressed the
side windows and panorama slid-
ing/pop-up roof* will return to their
previous position.