roof MERCEDES-BENZ C320 2004 W203 Owner's Manual

Contents
Manual transmission ......................... 141
Shifting into reverse ..................... 141
Automatic transmission* ................... 142
One-touch gearshifting................. 143
Gear ranges ................................. 144
Gear selector lever position ......... 145
Program mode selector switch..... 146
Accelerator position ..................... 147
Emergency operation
(Limp Home Mode) ...................... 147
Good visibility .................................... 148
Windshield wipers ........................ 148
Headlamp cleaning system* ........ 148
Rear view mirrors ......................... 149
Sun visors .................................... 151
Rear window sunshade* .............. 152
Rear window defroster ................. 153
Climate control .................................. 154
Setting the temperature ............... 156
Adjusting air distribution and
volume ......................................... 157
Defrosting .................................... 158
Air recirculation mode.................. 158
Deactivating the climate control
system ......................................... 159
Air conditioning ............................ 160Ventilated storage compartment .. 160
Rear passenger compartment
adjustable air vents....................... 161
Automatic climate control* ................ 162
Setting the temperature................ 165
Adjusting air distribution............... 166
Adjusting air volume ..................... 166
Maximum cooling MAXCOOL ........ 167
Defrosting ..................................... 167
Air recirculation mode .................. 167
Charcoal filter ............................... 169
Air conditioning............................. 170
Residual heat and ventilation ........ 171
Rear passenger compartment
adjustable air vents....................... 172
Audio system ...................................... 173
Audio and telephone, operation .... 173
Operating safety ........................... 173
Operating and display elements.... 174
Button and soft key operation....... 176
Operation ...................................... 176
Radio operation ............................ 179
Satellite radio (SAT)* (USA only)... 182
Cassette operation ....................... 186
CD changer* operation ................. 189
Telephone* operation ................... 193Power windows .................................. 200
Opening and closing
the windows ................................. 200
Synchronizing power windows ...... 202
Sliding/pop-up roof*.......................... 203
Opening and closing
the sliding/pop-up roof ................ 203
Synchronizing
the sliding/pop-up roof ................ 205
Driving systems .................................. 206
Cruise control ............................... 206
Loading .............................................. 209
Roof rack* .................................... 209
Ski sack* ...................................... 209
Split rear bench seat* .................. 212
Loading instructions ..................... 214
Useful features ................................... 216
Interior storage spaces ................. 216
Ashtrays........................................ 220
Cigarette lighter ............................ 221
Telephone* ................................... 222
Tele Aid* ....................................... 223
Garage door opener ...................... 231

Contents
Practical hints................................ 273
What to do if … .................................. 274
Lamps in instrument cluster ........ 274
Lamp in center console................ 279
Messages in the display ............... 280
Where will I find ...? ........................... 300
First aid kit ................................... 300
Vehicle tool kit ............................. 300
Minispare wheel ........................... 302
Unlocking/locking in an emergency .. 305
Unlocking the vehicle ................... 305
Locking the vehicle ...................... 306
Changing batteries in
the SmartKey ............................... 307
Fuel filler flap ............................... 308
Manually unlocking the
transmission gear selector lever .. 308
Opening/closing in an emergency..... 309
Sliding/pop-up roof* ................... 309Replacing bulbs .................................. 310
Bulbs ............................................. 310
Replacing bulbs for front lamps .... 312
Side marker lamp bulb .................. 314
Replacing bulbs for rear lamps ..... 315
Replacing wiper blades....................... 316
Removing wiper blades ................. 316
Installing wiper blades .................. 316
Flat tire ............................................... 317
Preparing the vehicle .................... 317
Mounting the Minispare wheel...... 317
Battery................................................ 323
Disconnecting the battery............. 324
Removing the battery.................... 324
Charging and reinstalling
the battery .................................... 324
Reconnecting the battery.............. 325Jump starting...................................... 326
Towing the vehicle.............................. 328
Installing towing eye bolt .............. 331
Fuses.................................................. 332
Fuse box in
passenger compartment ............... 332
Fuse box in engine compartment . 333
Auxiliary fuse box in trunk ............ 334

27 At a glance
Overhead control panel
Overhead control panel
Item
Page
1
Rear interior lighting
on/off
108
2
Sliding/pop-up roof*
203
3
Right reading lamp on/off
108
4
Interior lighting control
107
5
Hands-free microphone for
Tele Aid* (emergency call
system), telephone* and
voice control system*
(see separate operating
instructions)
138,
193,
223
6
Interior rear view mirror
38,
149
7
Garage door opener
231
8
Left reading lamp on/off
108
9
Tele Aid* (emergency call
system) button
223

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

82 Controls in detailLocking and unlocking
In 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
SmartKey
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 SmartKeys are a different color to help
distinguish each SmartKey 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


the fuel filler flap
SmartKey with remote control1‹ Lock button
2Š Opening button for the trunk lid
3Mechanical key locking tab
4ΠUnlock button
5Battery check lamp
6Â Panic button* (
page 71).
iYou can also open and close the power
windows (
page 202) and
sliding/pop-up roof* (
page 204)
from outside using the SmartKey.
iCanada only:
Only vehicles equipped with an
anti-theft alarm system* have
SmartKeys with integrated panic
button*6.

158 Controls in detailClimate controlDefrosting
Activating
Press buttonP (
page 155).
The indicator lamp on the button
comes on.
or

Switch off air recirculation, if selected.
Press buttonO (
page 155).
The indicator lamp on the button goes
out.

Close center air vents (
page 155).

Open left and right side air vents
(page 155) and adjust side air vents
upwards.Deactivating

Press buttonP (
page 155).
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 buttonO (
page 155).
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 buttonO pressed the
side windows and sliding/pop-up roof*
will close.Warning!
G
Never operate the side windows and the
sliding/pop-up roof* if there is the
possibility of anyone being harmed by the
closing procedure.
In the event that the closing procedure
causes potential danger, the closing of the
side windows can be immediately halted by
pressing or pulling the respective window
switch. The closing of the sliding/pop-up
roof* can be immediately halted by moving
the sliding/pop-up roof* switch in the
overhead control panel in any direction.

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


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


after five minutes if the air conditioning
is turned off


after 30 minutes if the outside
temperature 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
system
Deactivating
Set air volume control1 (
page 155)
to position0.
Reactivating

Set air volume control1 (
page 155)
to any speed.
The closing of the side windows and
sliding/pop-up roof* can be reversed by
again pressing and holding theO button.iThe air recirculation mode is activated
automatically at high outside tempera-
tures.
If you have turned off the air condi-
tioning (
page 160) or the outside
temperature is below 41°F (5°C), the
air recirculation mode will not switch
on automatically.
iIf you keep buttonO pressed the
side windows and sliding/pop-up roof*
will return to their previous position.

167 Controls in detail
Automatic climate control*
Maximum cooling MAXCOOL
If the left and right air distribution controls
as well as the airflow volume control are
set toU and there is a high need for
cooling, the display “MAXCOOL” appears.
This provides the fastest possible cooling
of the vehicle interior (when windows and
sliding/pop-up roof* are closed).
Defrosting
Activating
Press buttonP (
page 163).
The indicator lamp on the button
comes on.
or

Switch off air recirculation, if selected.

Press buttonO (
page 163).
The indicator lamp on the button goes
out.

Close center air vents (
page 163).

Adjust side air vents upwards
(page 163).Deactivating

Press buttonP (
page 163).
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 buttonO (
page 163).
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.

168 Controls in detailAutomatic climate control*
Deactivating
Press buttonO (
page 163).
The indicator lamp on the button goes
out.The air recirculation mode is deactivated
automatically:


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


after five minutes if the air conditioning
is turned off


after 30 minutes if the outside
temperature 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.
iIf you keep buttonO pressed, the
side windows and the sliding/pop-up
roof* will close.Warning!
G
Never operate the side windows and the
sliding/pop-up roof* if there is the
possibility of anyone being harmed by the
closing procedure.
In the event that the closing procedure
causes potential danger, the closing of the
side windows can be immediately halted by
pressing or pulling the respective window
switch. The closing of the sliding/pop-up
roof* can be immediately halted by moving
the sliding/pop-up roof* switch in the
overhead control panel in any direction.
The closing of the side windows and
sliding/pop-up roof* can be reversed by
again pressing and holding theO button.
iThe air recirculation mode is activated
automatically:

at high outside temperatures


if the concentration of carbon mon-
oxide and nitrogen oxide in the out-
side air increases, for example in a
tunnel (charcoal filter activated)
Please note that the charcoal filter
must be activated (
page 169) for
the air recirculation mode to be
activated automatically.
If you have turned off the air
conditioning (
page 170) or the out-
side temperature is below 41°F (5°C),
the air recirculation mode will not
switch on automatically.
iIf you keep buttonO pressed, the
side windows and the sliding/pop-up
roof* will return to their previous
position.

169 Controls in detail
Automatic climate control*
Charcoal filter
An activated charcoal filter markedly
reduces bad odors and removes pollutants
from air entering the passenger compart-
ment.
Activating
Press buttone (
page 163).
The indicator lamp on the button
comes on.
The system switches automatically to the
air recirculation mode if the carbon
monoxide (CO) or nitrogen oxide (NO
X)
concentration of the outside air increases
beyond a predetermined level.Deactivating

Press buttone (
page 163).
The indicator lamp on the button goes
out.
The automatic air recirculation mode does
not function if theAC
OFF
mode is selected
or if the outside temperature has fallen
below 41°F (5°C).
The activated charcoal filter should be
switched off when windows fog up on the
inside, or if the passenger compartment
needs to be quickly heated or cooled
down.
iIf you keep buttone pressed, the
side windows and the sliding/pop-up
roof* will close.
Warning!
G
Never operate the side windows and the
sliding/pop-up roof* if there is the
possibility of anyone being harmed by the
closing procedure.
In the event that the closing procedure
causes potential danger, the closing of the
side windows can be immediately halted by
pressing or pulling the respective window
switch. The closing of the sliding/pop-up
roof* can be immediately halted by moving
the sliding/pop-up roof* switch in the
overhead control panel in any direction.
The closing of the side windows and
sliding/pop-up roof* can be reversed by
again pressing and holding thee button.
iIf you keep buttone pressed, the
side windows and the sliding/pop-up
roof* will return to their previous
position.