2001 MERCEDES-BENZ CLK CABRIOLET radio

145 Audio system
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Accepting incoming call in telephone mode
With an incoming call, the ringing tone will be heard
and the message “CALL” appears in the display. Press
the SND key to answer the call.
Accepting incoming call in tape, CD or radio mode
If the telephone is activated in the background
(telephone symbol in the display), then a switch is made
automatically to telephone when an incoming call is
received. The audio source is muted, the ringing tone is
heard and the message “CALL” appears. After the call
has been terminated, the previously selected audio
source is resumed.
Terminating call
A current call can be terminated by pressing the END
key.Component malfunctions
The radio, CD changer
1, and Mercedes-Benz integrated
cellular telephone
1 are part of a fiberoptic networked
system. Failure of one of the components can lead to
malfunctions of the other components. Please contact
your authorized Mercedes-Benz Center or call
1-800- FOR- MERCedes for more information in the event
of a malfunction.
1 Optional equipment

157 Telephone
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Telephone, generalNote:
See separate instruction manual for instructions on how
to operate the telephone.
Cellular telephone
The vehicle is prepared for the installation of a cellular
telephone. For further information and installation
contact your authorized Mercedes-Benz Center.
Wa r n i n g !
A driver’s attention to the road must always be his/
her primary focus when driving. For your safety
and the safety of others, we recommend that you
pull over to a safe location and stop before placing
or taking a telephone call. If you choose to use the
telephone while driving, please use the hands-free
device and only use the telephone when road and
traffic conditions permit.Some jurisdictions prohibit the driver from using a
cellular telephone while driving a vehicle.Bear in mind that at a speed of just 30 mph
(approximately 50 km/h), your vehicle is covering
a distance of approximately 50 feet (approximately
14 m ) e v e r y s e c o n d . Never operate radio transmitters equipped with a
built-in or attached antenna (i.e. without being
connected to an external antenna) from inside the
vehicle while the engine is running. Doing so could
lead to a malfunction of the vehicle’s electronic
system, possibly resulting in an accident and
personal injury.
Wa r n i n g !
Some ju ri sdi ctions proh ibit th e dri ver from usi ng a
cellular telephone while driving a vehicle. Whether
or not prohibited by law, for safety reasons, the
driver should not use the cellular telephone while
the vehicle is in motion. Stop the vehicle in a safe
location before answering or placing a call.

177 Contents – Driving
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
DrivingControl and operation of
radio transmitters ..................... 178
The first 1 000 miles
(1 500 km) ................................. 179
Maintenance ................................... 179
Catalytic converter ........................ 180
Emission control ............................ 181
Tele Aid ........................................... 182
Steering lock ................................... 192
Starting and turning off
the engine .................................. 194
Automatic transmission ............... 195
Parking brake .................................204Driving instructions ...................... 205
Drive sensibly – save fuel ........ 205
Drinking and driving ................ 205
Pedals .......................................... 205
Power assistance ........................ 206
Brakes .......................................... 206
Driving off ................................... 207
Parking ........................................ 207
Tires ............................................. 208
Snow chains ................................210
Winter driving instructions ...... 211
Deep water ...................................212
Passenger compartment ............213
Traveling abroad .........................213Cruise control ................................. 214
Brake assist system
(BAS) ........................................... 216
Antilock brake system
(ABS) ........................................... 218
Electronic stability program
(ESP) ...........................................220
What you should know
at the gas station .......................224
Check regularly and
before a long trip ......................226

178 Control and operation of radio transmitters
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Control and operation of radio transmitters
COMAND, radio and telephone
1 Observe all legal requirements.
Telephones and two-way radio
Radio transmitters, such as a portable telephone or a
citizens band unit should only be used inside the
vehicle if they are connected to an antenna that is
installed on the outside of the vehicle.
Refer to the radio transmitter operation instructions
regarding use of an external antenna.
Wa r n i n g !
Please do not forget that your primary
responsibility is to drive the vehicle. Only operate
the COMAND (Cockpit Management and Data
System), radio or telephone
1 if road and traffic
conditions permit.
Bear in mind that at a speed of just 30 mph
(approximately 50 km/h), your vehicle is covering
a distance of approximately 50 feet (approximately
14 m ) e v e r y s e c o n d .
Wa r n i n g !
Never operate radio transmitters equipped with a
built-in or attached antenna (i.e. without being
connected to an external antenna) from inside the
vehicle while the engine is running. Doing so could
lead to a malfunction of the vehicle’s electronic
system, possibly resulting in an accident and
personal injury.

189 Tele Aid
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Important!
If the indicator lamp continues to flash or the system
does not reset, contact the Response Center at
1-800-756-9018 (in the USA) or 1-888-923-8367 (in
Canada), or Mercedes-Benz Client Assistance at
1-800-FOR-MERCedes (1-800-367-6372) in the USA or
Customer Service at 1-800-387-0100 in Canada.
Notes:
The indicator lamp in the respective button f lashes until
the call is concluded. Calls can only be terminated by a
Response Center or Client Assistance Center
representative except Roadside Assistance and
Information calls, which can also be terminated by
pressing ìbutton on the multifunction steering
wheel.When a Tele Aid call has been initiated, the audio
system or the COMAND system audio (only vehicles
with COMAND) is muted and the selected mode (radio,
tape or CD) pauses. The optional cellular phone (if
installed) switches off. If you must use this phone, the
vehicle must be parked. Disconnect the coiled cord and
place the call. The navigation system (if engaged) will
continue to run. The display in the instrument cluster is
available for use and spoken commands are only
available by pressing the RPT button on the COMAND
unit. A pop-up window will appear in the COMAND
display to indicate that a Tele Aid call is in progress.

325 Index
Te ch n ica l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hints Car careIndex
Index
AABS (Antilock brake system) ....................................... 218
Malfunction indicator lamp ..................................... 231
ABS-SYSTEM - malfunction
and warning messages ............................................237
Adjusting headlamp aim ...............................................285
Adjusting telescoping steering column ........................ 76
Air conditioner refrigerant ........................................... 319
Air distribution .............................................................. 124
Air volume ...................................................................... 124
Airbag deactivation system ............................................ 64
Airbag OFF indicator lamp ...........................................233
Airbags .............................................................................. 66
Alarm system ............................................................. 42, 44
Antenna
Removal ......................................................................298
Anticorrosion/antifreeze .....................212, 258, 317, 322
Antiglare night position ................................................. 77
Antilock brake system (ABS) ....................................... 218
Malfunction indicator lamp ..................................... 231
Antitheft alarm system ................................................... 42
Aquaplaning ...................................................................209Armrest, rear bench ....................................................... 156
Ashtray
Center console, front ................................................ 154
Audio system .................................................................. 127
Anti-theft system .......................................................129
Button and soft key operation ................................. 130
Cassette mode ............................................................ 135
CD changer .................................................................140
CD mode ..................................................................... 139
Operating and display elements .............................128
Operating safety ........................................................127
Operation .................................................................... 131
Operation – audio and telephone ...........................127
Radio mode ................................................................ 133
Telephone operation .................................................143
Audio systems ...................................................................93
Cassette player ............................................................95
CD player ......................................................................94
Radio .............................................................................93
Automatic central locking ..............................................37
Automatic climate control ............................................120
Air distribution ..........................................................124
Air recirculation ........................................................125
Air volume .................................................................. 124
Basic setting ...............................................................122
Defogging windows ...................................................123

327 Index
Te ch n ica l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hints Car careIndex Central locking system ................................................... 28
Automatic central locking ......................................... 37
Choosing global or selective mode ........................... 31
Electronic main key .................................................... 25
Electronic reserve key ................................................ 26
Locking and unlocking .............................................. 30
Mechanical keys .......................................................... 33
Remote control ............................................................ 28
Changing wheels ...........................................................266
CHECK ENGINE malfunction indicator lamp ............228
Check regularly and before a long trip ......................226
Checking engine oil level
Via engine oil level indicator ...................................112
Via oil dipstick ...........................................................256
Child restraint .............................................. 58, 63, 64, 74
Cleaning and care of the vehicle .................................302
Clock, setting .................................................................. 106
COMAND, radio and telephone ................................... 178
Combination switch .......................................................117
Consumer information ..................................................323
Control and operation of radio transmitters ............. 178
COOLANT (coolant level) -
malfunction and warning messages ......................240
Coolant level
Adding coolant ..........................................................258
Checking ....................................................................257COOLANT TEMP. (coolant temperature) -
malfunction and warning messages ......................241
Coolant temperature gauge ............................................ 86
Coolants ...........................................................................321
Anticorrosion/antifreeze quantity .........................321
Cruise control ................................................................. 214
Cup holder
Center console, front ................................................ 153
DDaytime running lamps ................................................ 115
Deep water
Driving instructions ................................................. 212
DISPLAY DEFECTIVE (engine control unit) -
malfunction and warning messages ..................... 235
DISPLAY DEFECTIVE (several systems) -
malfunction and warning messages ..................... 235
Display illumination ........................................................ 85
Doors .................................................................................. 34
Drinking and driving .................................................... 205
Drive sensibly - save fuel ............................................. 205
Driving instructions ..................................................... 205
Driving off ...................................................................... 207

332 Index
Te ch n ica l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hints Car careIndex
OOn-board diagnostic system .........................................228
Operator’s Manual ............................................................. 8
Outside temperature indicator ...................................... 86
Overhead control panel ................................................... 21PPanic button ...................................................................... 33
Parcel net in front passenger footwell ....................... 156
Parking ............................................................................207
Parking brake ..................... 154, 194, 204, 207, 229, 266
PA R K I N G B R A K E - m a l f u n c t i o n
and warning messages ............................................239
Power assistance ............................................................206
Power seats, front ............................................................ 45
Backrest ........................................................................ 54
Power windows ............................................................... 146
Express opening and closing .................................. 147
Opening and closing .................................................. 32
Operated with soft top switch ................................. 148
Synchronizing ........................................................... 147
Problems with your vehicle ........................................... 14
Product information .......................................................... 7
RRadio transmitters ......................................................... 178
Rain sensor ..................................................................... 118
Rear view mirrors
Exterior ......................................................................... 78
Inside ............................................................................77
Rear window defroster .................................................. 124
Remote control .................................................................28
Battery replacement ................................................ 288
REMOVE KEY - malfunction
and warning messages ............................................ 245
Replacing bulbs ............................................................. 280
Replacing wiper blade insert ...................................... 299
Reporting Safety Defects ................................................. 15
Reserve key ....................................................................... 26
Residual engine heat utilization (REST) ....................125
Roadside assistance ......................................................... 10
Roadside assistance call
See Tele Aid ............................................................... 182
Roll bar
Switch ........................................................................... 52
Warning lamp ........................................................... 233
Roller blind
Horizontal ................................................................... 174
Vertical ........................................................................175