2002 MERCEDES-BENZ C230 KOMPRESSOR COUPE Locking trunk

1 Contents
IntroductionProduct information .......................... 7
Operator’s manual ............................. 8
Where to find it ................................ 13
Reporting Safety Defects ................ 15Instruments and controlsInstruments and controls ............... 18
Door control panel ....................... 20
Overhead control panel ............... 21
Dashboard ..................................... 22
Center console .............................. 24OperationVehicle keys ...................................... 28
Start lock-out..................................... 30
General notes on the
central locking system ............... 30
Central locking system ................... 31
Radio frequency and
infrared remote control ............... 31
Locking and unlocking ................ 33Choosing global or selective
mode on remote control.............. 33
Opening and closing windows
and sliding / pop-up roof
from outside ................................. 34
Panic button ................................. 35
Mechanical keys .......................... 35
Doors ................................................. 36
Central locking switch.................... 38
Automatic central locking.............. 40
Emergency unlocking
in case of accident ...................... 40
Trunk.................................................. 41
Trunk lid emergency release ....... 43
Antitheft alarm system................... 44
Tow-away alarm ............................... 46
Easy-entry/exit feature .................. 47
Front seat adjustment..................... 48
Removal and installation of
front seat head restraints .......... 54
Front seat backrest
- locking and unlocking ............. 56
Heated seats ..................................... 58
Rear seat head restraints ............... 60Seat belts and integrated
restraint system .......................... 62
Seat belts ........................................... 62
Seat belt nonusage
warning system ........................... 63
BabySmart
TM airbag
deactivation system .................... 69
Self-test BabySmart
TM without
special child seat installed ........ 69
Supplemental Restraint
System (SRS)................................ 70
Emergency tensioning
retractor (ETR)............................. 71
Airbags .............................................. 72
Safety guidelines for the seat
belt, emergency tensioning
retractor and airbag.................... 80
Infant and child
restraint systems......................... 82
Steering wheel adjustment
(manual) ....................................... 87
Steering wheel adjustment
(electrical) .................................... 88
Rear view mirrors ............................ 89
Instrument cluster ........................... 96

4 Contents
LIGHTING SYSTEM .................... 300
LIGHT SENSOR........................... 302
DOOR............................................ 302
TRUNK OPEN ............................. 303
HOOD ........................................... 303
TELEPHONE – FUNCTION........ 304
TELE AID ..................................... 304
WASHER FLUID.......................... 305
RESTRAINT SYSTEM ................. 306
KEY ............................................... 306
FUEL RESERVE .......................... 307
UNDERVOLTAGE ........................ 307
STEERING WHEEL ADJUST. ..... 308
Practical hintsFirst aid kit...................................... 310
Stowing things in the vehicle ...... 311
Fuses ................................................ 311
Hood ................................................. 315
Automatic transmission
fluid level ................................... 317
Adding engine oil........................... 318
Coolant level ................................... 319Adding coolant ............................ 319
Windshield and headlamp
washer system .......................... 320
Spare wheel, storage
compartment ............................. 321
Vehicle tools and air pump .......... 322
Vehicle jack .................................... 323
Wheels ............................................ 324
Tire replacement........................ 324
Rotating wheels ......................... 325
Spare wheel .................................... 326
Changing wheels ........................... 327
Inflating the collapsible
spare tire ..................................... 333
Storing spare wheel in
wheel well ................................... 334
Tire inflation pressure ................. 335
Battery............................................. 336
Jump starting.................................. 338
Towing the vehicle ........................ 341
Transmission selector lever,
manually unlocking .................. 344
Exterior lamps ............................... 345
Replacing bulbs ......................... 345Changing batteries in the
electronic main key .................. 351
Synchronizing remote
control .......................................... 353
Emergency engine shut-down ..... 353
Fuel filler flap, manual release ... 354
Replacing wiper blade insert ....... 356
Roof rack ......................................... 357
Vehicle careCleaning and care of
the vehicle.................................. 360
Power washer.............................. 361
Tar stains ..................................... 361
Paintwork, painted body
components ................................. 361
Engine cleaning.......................... 362
Vehicle washing ......................... 362
Ornamental moldings................ 363
Headlamps, taillamps,
turn signal lenses ...................... 363
Window cleaning........................ 363
Wiper blade ................................. 363

26 Contents - Operation
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
OperationVehicle keys ...................................... 28
Start lock-out..................................... 30
General notes on the
central locking system ............... 30
Central locking system ................... 31
Radio frequency and
infrared remote control ............... 31
Locking and unlocking ................ 33
Choosing global or selective
mode on remote control .............. 33
Opening and closing windows
and sliding / pop-up roof
from outside .................................. 34
Panic button .................................. 35
Mechanical keys ........................... 35
Doors .................................................. 36
Central locking switch .................... 38
Automatic central locking .............. 40
Emergency unlocking
in case of accident ...................... 40
Trunk ................................................. 41
Trunk lid emergency release ........ 43
Antitheft alarm system ................... 44Tow-away alarm ............................... 46
Easy-entry/exit feature .................. 47
Front seat adjustment..................... 48
Removal and installation of
front seat head restraints .......... 54
Front seat backrest
- locking and unlocking ............. 56
Heated seats ..................................... 58
Rear seat head restraints ............... 60
Seat belts and integrated
restraint system .......................... 62
Seat belts .......................................... 62
Seat belt nonusage
warning system........................... 63
BabySmart
TM airbag
deactivation system.................... 69
Self-test BabySmart
TM without
special child seat installed ........ 69
Supplemental Restraint
System (SRS) ............................... 70
Emergency tensioning
retractor (ETR) ............................. 71
Airbags.............................................. 72Safety guidelines for the seat
belt, emergency tensioning
retractor and airbag.................... 80
Infant and child
restraint systems......................... 82
Steering wheel adjustment
(manual) ....................................... 87
Steering wheel adjustment
(electrical) .................................... 88
Rear view mirrors ............................ 89
Instrument cluster ........................... 96
Multifunction steering wheel,
multifunction display ............... 102
Trip and main odometer and
sub menu ................................... 106
Audio systems ................................ 108
Radio ............................................ 108
CD player ..................................... 109
Cassette player ........................... 110
Telephone ......................................... 111
Navigation system........................... 116
Trip computer ................................. 117
Malfunction/warning
message memory ....................... 119

29 Central locking system
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Electronic key
The electronic key has an integrated radio frequency
and infrared remote control, plus removable mechanical
key.
The remote control (1) operates all locks on the vehicle.
The mechanical key (2) works only in the driver’s door,
trunk, and glove box lock.When using the mechanical key (2) for lock operations,
it can be removed by sliding it out of the remote control.
To do so, move locking tab (3) to the right and slide the
mechanical key (2) in direction of arrow (4).
The remote control transmitter is located in the
electronic key.
The infrared receivers are located in the door handles.
Note:
Remove the mechanical key from the electronic key
when using valet parking service. To prevent access to
trunk or storage compartments lock them separately
and retain the mechanical key.
See page 41 for separate locking of trunk and page 207
for locking of glove box.
Obtaining replacement keys
Your vehicle is equipped with a theft deterrent locking
system requiring a special key manufacturing process.
For security reasons, replacement keys can only be
obtained from your authorized Mercedes-Benz Center.

31 Central locking system
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Central locking system
Radio frequency and infrared remote control
The electronic key has an integrated radio frequency
and infrared remote control.
Due to the extended operational range of the remote
control, it could be possible to unintentionally lock or
unlock the vehicle by pressing the transmit button. If
one of the transmit buttons is pressed, the battery check
lamp lights up briefly – indicating that the batteries are
in order. See page 351 for checking batteries.
The vehicle doors, trunk and fuel filler flap can be
centrally locked and unlocked via remote control.
Opening and closing the windows and panorama
sliding/pop-up roof can only be done with the infrared
portion of the remote control. Aim transmitter eye at a
receiver (6 or 7), press and hold transmit button Œ
or ‹, seepage34.
If the electronic key is inserted in starter switch, the
vehicle cannot be locked or unlocked, and the trunk lid
cannot be opened with the remote control.1Transmit button
‹ Locking
ΠUnlocking
2Lamp for battery check (see page 351 for changing
batteries if it does not light up briefly)
3PANIC button
4Transmitter eye
5Locking tab for mechanical key
P80.35-2033-26
2
1
4
3
5

33 Central locking system
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Locking and unlocking with remote control
Unlocking:
Press transmit button Œ. All turn signal lamps blink
once to indicate that the vehicle is unlocked.
The remote control can be programmed for two kinds of
unlocking modes (see below):
Selective unlocking mode –
Press transmit button Œonce to unlock driver’s door
and fuel filler flap.
Press transmit button Πtwice to unlock all doors,
fuel filler flap, and trunk.
Global unlocking mode –
Press transmit button Œonce to unlock all doors,
fuel filler flap, and trunk.
Notes:
The presently active unlocking mode (selective or
global) can only be determined by unlocking the vehicle
with the remote control (see below for changing mode).If within 40 seconds of unlocking with the remote
control, neither door or trunk is opened, the electronic
key is not inserted in the starter switch, or the central
locking switch is not activated, the vehicle will
automatically lock.
Locking:
Press transmit button ‹ once. All turn signal lamps
blink three times to indicate that the vehicle is locked. If
they do not blink three times, a door or trunk is not
properly closed.
Note:
If the vehicle cannot be locked or unlocked by pressing
the transmit button, then it may be necessary to change
the batteries in the electronic key (if ok, battery check
lamp in electronic key will light briefly when pressing
transmit button) or to synchronize the remote control,
see pages 351 and 353.
Choosing global or selective mode on remote control
Press and hold transmit buttons‹ andŒ
simultaneously for five seconds to reprogram the
remote control. Battery check lamp will blink two times
indicating the completed mode change.

35 Central locking system
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Panic button
To activate press and hold button (1) for at least one
second. An audible alarm and blinking exterior lamps
will operate for approximately 3 minutes.
To deactivate press button (1) again, or insert electronic
key in starter switch.Note:
For operation in the USA only: This device complies
with Part 15 of the FCC Rules. Operation is subject to
the following two conditions:
(1) This device may not cause harmful interference, and
(2) this device must accept any interference received,
including interference that may cause undesired
operation.
Any unauthorized modification to this device could void
to the user’s authority to operate the equipment.
Mechanical keys
The mechanical keys work only in driver’s door, trunk,
and glove box locks.
Notes:
The mechanical key does not operate the central locking
system or antitheft alarm system.
The fuel filler flap cannot be locked or unlocked with
the mechanical key.
If the fuel filler flap cannot be opened, see page 354.
P80.35-2034-26

37 Central locking system
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index If the vehicle has previously been locked from the
outside, opening a door from the inside will trigger the
alarm. When opening a door while the central locking
system is in the:
•selective unlocking mode, only that individual door
is unlocked. The remaining doors, the trunk and
fuel filler flap remain locked.
•global unlocking mode, all doors, the trunk and fuel
filler flap are unlocked.
Notes:
In case of a malfunction in the central locking system
the doors can be locked and unlocked individually.
To lock, push down lock buttons or turn mechanical key
in driver’s door lock to position 3. In addition lock the
trunk.To unlock, pull inside door handles or turn mechanical
key in driver’s door lock to position 2.
When unlocking the driver’s door with the mechanical
key, the exterior lamps will flash and the alarm will
sound.
To cancel the alarm, insert the electronic key in the
starter switch or press buttonŒ or‹ on the
electronic key.