2003 MERCEDES-BENZ C320 COUPE light

ContentsControls in detail ............................... 81
Locking and unlocking ......................... 82
SmartKey ........................................ 82
Opening the doors from the inside . 85
Opening the trunk lid ...................... 85
Closing the trunk lid ....................... 86
Trunk lid emergency release .......... 86
Automatic central locking .............. 87
Locking and unlocking from
the inside ....................................... 87
Seats .................................................... 89
Easy-entry/exit feature* ................ 89
Head restraints............................... 90
Heated seats* ................................ 91
Memory function* ................................ 93
Storing positions into memory ....... 94
Recalling positions from memory ... 94
Storing exterior rear view mirror
parking position ............................. 95
Lighting ................................................ 96
Exterior lamp switch ....................... 96
Combination switch ........................ 99
Hazard warning flasher ................... 99
Interior lighting ............................. 100Instrument cluster ............................. 102
Instrument cluster illumination .... 102
Coolant temperature gauge ......... 102
Trip odometer .............................. 103
Tachometer .................................. 103
Outside temperature indicator ..... 104
Control system .................................. 105
Multifunction display .................... 105
Multifunction steering wheel ........ 106
Menus .......................................... 108
Standard display menu ................ 110
AUDIO menu ................................ 110
NAV menu .................................... 112
Malfunction memory menu .......... 112
Settings menu .............................. 114
Trip computer menu ..................... 125
TEL menu* ................................... 126
Manual transmission ......................... 130
Shifting into reverse ..................... 131
Automatic transmission* ................... 132
One-touch gearshifting ................. 133
Gear ranges .................................. 134
Gear selector lever position ......... 135
Program mode selector switch ..... 136
Accelerator position ..................... 137Emergency operation
(Limp Home Mode) ...................... 137
Good visibility .................................... 138
Rear view mirror ........................... 138
Headlamp cleaning system* ........ 140
Sun visors .................................... 141
Climate control .................................. 142
Setting the temperature ............... 145
Adjusting air distribution and
volume ......................................... 145
Defrosting .................................... 146
Air recirculation mode .................. 146
Rear window defroster ................. 147
Air conditioning ............................ 148
Ventilated storage compartment . 148
Rear passenger compartment
adjustable air vents ...................... 149
Deactivating the climate control
system ......................................... 149
Automatic climate control*
(Canada only) .................................... 150
Setting the temperature ............... 152
Adjusting air distribution .............. 153
Adjusting air volume .................... 153
Maximum cooling MAXCOOL ....... 154
Defrosting .................................... 154

Contents
Air recirculation mode .................. 154
Charcoal filter .............................. 156
Rear window defroster ................. 156
Air conditioning ............................ 157
Residual heat and ventilation* ..... 158
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 mode .................................. 165
Cassette mode ............................. 168
CD changer* operating mode ...... 172
Telephone* operation .................. 176
Power windows .................................. 182
Opening and closing the windows 182
Synchronizing power windows ..... 184
Panorama sliding/pop-up roof* ......... 185
Opening and closing the
sunshades for the panorama
sliding/pop-up roof ...................... 185
Opening and closing the panorama
sliding/pop-up roof ...................... 186Synchronizing the panorama
sliding / pop-up roof ..................... 188
Driving systems ................................. 189
Cruise control .............................. 189
Loading .............................................. 192
Roof rack* ................................... 192
Luggage cover ............................. 192
Split folding rear bench seat ......... 192
Loading instructions .................... 194
Useful features .................................. 195
Interior storage spaces ................ 195
Ashtrays ....................................... 198
Cigarette lighter ........................... 199
Telephone* ................................... 200
Tele Aid* ...................................... 201
Garage door opener ...................... 209
Operation ......................................... 213
The first 1000 miles (1500km) .......... 214
Driving instructions ........................... 215
Drive sensibly – save fuel ............. 215
Drinking and driving ..................... 215
Pedals .......................................... 215
Power assistance .......................... 216
Brakes........................................... 216Driving off .....................................217
Parking .........................................217
Tires ..............................................218
Hydroplaning ................................ 219
Tire traction ..................................219
Tire speed rating ...........................219
Winter driving instructions ............220
Standing water .............................221
Passenger compartment ...............221
Driving abroad ..............................221
Control and operation of radio
transmitter ....................................222
Catalytic converter .......................222
Emission control ...........................223
Coolant temperature ....................223
At the gas station ...............................224
Check regularly and before a
long trip ........................................225
Engine compartment .......................... 226
Hood .............................................226
Engine oil ......................................227
Transmission fluid level ................229
Coolant level .................................229
Battery ..........................................231
Windshield washer system and
headlamp cleaning system ...........232

10 IntroductionOperator’s Manual
Operator’s ManualThis Operator’s Manual contains a great
deal of useful information. We urge you to
read it carefully and familiarize yourself
with the vehicle before driving.
For your own safety and longer service life
of the vehicle, we urge you to follow the in-
structions and warnings contained in this
manual. Ignoring them could result in dam-
age to the vehicle or personal injury to you
or others. Vehicle damage caused by fail-
ure to follow instructions is not covered by
the Mercedes-Benz Limited Warranty.
Your vehicle may have some or all of the
equipment described in this manual.
Therefore, you may find explanations for
optional equipment not installed in your
vehicle. If you have any questions about
the operation of any equipment, your au-
thorized Mercedes-Benz Center will be
glad to demonstrate the proper proce-
dures.We continuously strive to improve our
product, and ask for your understanding
that we reserve the right to make changes
in design and equipment. Therefore, infor-
mation, illustrations and descriptions in
this Operator’s Manual might differ from
your vehicle.
Optional equipment is also described in
this manual, including operating instruc-
tions wherever necessary. Since they are
special-order items, the descriptions and
illustrations herein may vary slightly from
the actual equipment of your vehicle.
If there are any equipment details that are
not shown or described in this Operator’s
Manual, your authorized Mercedes-Benz
C e n t e r w i l l b e g l a d t o i n f o r m y o u o f c o r r e c t
care and operating procedures.
The Operator’s Manual and Service Book-
let are important documents and should be
kept with the vehicle.
Service and warranty information
The Service and Warranty Information
Booklet contains detailed information
about the warranties covering your
Mercedes-Benz, including:

New Car Limited Warranty,


Emission System Warranty,


Emission Performance Warranty,


California, Maine, Massachusetts, and
Vermont Emission Control System
Warranty
(California, Maine, Massachusetts, and
Vermont only),


State Warranty Enforcement Laws
(Lemon Laws).

15 Introduction
Symbols
Symbols
The following symbols are found in this
Operator’s Manual:
* Optional equipment is identified
with an asterisk. Since standard
equipment varies between models,
the descriptions and illustrations in
this manual may differ slightly from
the actual equipment of your vehi-
cle.

This symbol points to instructions for
you to follow.

A number of these symbols appearing
in succession indicates a multiple-step
procedure.
 Page This symbol tells you where to
look for further information on a
topic.
This continuation symbol marks
an interrupted procedure which
will be continued on the next
page.
-> In the glossary of technical
terms, this symbol is used to
cross-reference term defini-
tions.
Display
Words appearing in the multi-
function display are printed in
the type shown here.
Warning!
G
Warning notices draw your attention to haz-
ards that may endanger your health or life,
or the health or life of others.!Highlights hazards that may result in
damage to your vehicle.iHelpful hints or further information you
may find useful.

26 At a glanceOverhead control panel
Overhead control panel
Item
Page
1
Rear interior lighting
on/off
100
2
Panorama sliding/pop-up
roof*
186
3
Right reading lamp on/off
101
4
Interior lighting control
100
5
Hands-free microphone for
Tele Aid* (emergency call
system), telephone* and
voice control system* (see
separate operating instruc-
tions)
200
6
Rear view mirror
39,
138
7
Garage door opener
209
8
Left reading lamp on/off
101
9
Tele Aid* (emergency call
system) button
204

31 Getting started
Unlocking
Starter switch positionsStarter switch0For removing key
The steering is locked when the key is
removed from the starter switch. If
necessary, move steering wheel slight-
ly to allow the locking mechanism to
engage.
1Power supply to some electrical con-
sumers, such as seat adjustment
2Ignition (power supply for all electrical
consumers) and driving position
3Starting position
Warning!
G
When leaving the vehicle, always remove the
SmartKey from the starter switch and lock
the vehicle. Do not leave children unattend-
ed in the vehicle, or with access to an un-
locked vehicle. Unsupervised use of vehicle
equipment may cause an accident and/or
serious personal injury.iVehicles with automatic transmission:
The SmartKey can only be removed
from the starter switch with the gear
selector lever in positionP.
!If the key is left in the starter switch
position0 for an extended period of
time, it can no longer be turned in the
starter switch.

Remove the key from the starter
switch and reinsert.
If the key can still not be turned, the
battery may not be sufficiently
charged.


Check the battery and charge it if
necessary (
page 294).


Get a jump start (
page 297).
To prevent accelerated battery dis-
charge and a possible dead battery, al-
ways remove the key from the starter
switch.

33 Getting started
Adjusting
Manual seat
1Seat fore and aft adjustment
2Seat cushion tilt
3Seat height
4Backrest tiltSeat fore and aft adjustment

Lift handle1.

Slide seat to the desired position.

Allow handle1 to reengage. Check for
proper engagement before driving.

Check for proper engagement before
driving.
Adjust to a comfortable seating position
that still allows you to reach the accelera-
tor/brake pedal safely. The position
should be as far rearward as possible, con-
sistent with ability to properly operate con-
trols.
Seat cushion tilt

Turn handwheel2 forward or backward
until your upper legs are lightly sup-
ported.Seat height

Pull handle3 up to raise seat cushion.
Push handle3 down to lower seat
cushion
Backrest tilt

Turn handwheel4 forward or back-
ward.
Head restraint height
A child’s risk of serious or fatal injuries is
significantly increased if the child restraints
are not properly secured in the vehicle and
the child is not properly secured in the child
restraint.
iWhen moving the seats, be sure that
there are no items in the footwell or be-
hind the seats. Otherwise you could
damage the seats.
Warning!
G
For your protection, drive only with properly
positioned head restraints.
Adjust head restraint to support the back of
the head approximately at ear level.
Do not drive the vehicle without the seat
head restraints. Head restraints are intend-
ed to help reduce injuries during an acci-
dent.

35 Getting started
Adjusting
Seat height
Press the switch up or down in the
direction of arrow2.
Seat cushion tilt

Press the switch up or down in the
direction of arrow3 until your upper
legs are lightly supported.
Backrest tilt

Press the switch forward or back in
direction of arrow5 until your arms are
slightly angled when holding the steer-
ing wheel.
Head restraint height

Press the switch up or down in the di-
rection of arrow1.Head restraint tilt

Manually adjust the angle of the head
restraint. Push or pull on the lower
edge of the head restraint cushion.
More information can be found in the
“Controls in detail” section (
page 89).Folding the front seat backrest forward
1Release lever
Warning!
G
For your protection, drive only with properly
positioned head restraints.
Adjust head restraint to support the back of
the head approximately at ear level.
Do not drive the vehicle without the seat
head restraints. Head restraints are intend-
ed to help reduce injuries during an acci-
dent.
iIn addition to the front seat backrests,
the front seat cushions can also be
shifted forward to permit easy access
to the rear whenever the seat is located
in the rear half of its adjustment range.
Swivel backrest forward by pulling the
release lever until the seat moves in a
combined forward and upward move-
ment.