2001 MERCEDES-BENZ CLK55AMG Owner's Manual

126 Automatic climate control
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Rear window defroster
Turn electronic key in steering lock to position 2.
To select, press F button.
To cancel, press F button again.
Notes:
H eavy accu mul ation of snow and ic e shoul d be removed
before activating the defroster.
The rear window defroster consumes a large amount of
electrical power. To keep the battery drain to a
minimum, turn off the defroster as soon as the window
is clear.
The defroster is automatically turned off after a
maximum of 12 minutes of operation.
If several power consumers are turned on
simultaneously, or the battery is only partially charged,
it is possible that the defroster will automatically turn
itself off. When this happens, the indicator lamp inside
the switch starts blinking.
As soon as the battery has sufficient voltage, the
defroster automatically turns itself back on.Air distribution
TPress b button for each side repeatedly until the
requested symbol is displayed.
Press U button to return to automatic mode.
Air volume
Press – or + side of rocker switch ï until the
requested blower speed is attained. A choice of 7 blower
speeds is available.
To switch the automatic climate control off, press – side
of rocker switch ï until symbol OFF is displayed.IThe fresh air supply to the vehicle interior is shut off.
While driving, use this setting only temporarily,
otherwise the windshield could fog up.
To switch the automatic climate control on again, press
U, P or + side of ï.

127 Automatic climate control
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cluster displayPractical hints Car care Index Air recirculation
This mode can be selected to temporarily reduce the
entry of annoying odors or dust into the vehicle’s
interior.
Outside air is not supplied to the vehicle’s interior.
To select, press O button.
To cancel, press O button again.
The system will automatically switch from recirculated
air to fresh air
•after approx. 5 minutes at outside temperatures
below approx. 40°F (5°C),
•after approx. 30 minutes at outside temperatures
above approx. 40°F (5°C),
•after approx. 5 minutes, if button S is pressed.
If the windows should fog up from the inside, switch
from recirculated air back to fresh air.
At high outside temperatures, the system automatically
engages the recirculated air mode thereby increasing
the cooling capacity performance, switching to partially
fresh air within 30 minutes.Residual engine heat utilization
With the engine switched off, it is possible to continue
heating the interior for a short while.
Air volume and distribution are controlled
automatically.
To select:
Turn electronic key in steering lock to position 1 or 0 or
remove key.
Press T button
This function selection will not activate if the battery
charge level is insufficient.
To c a n c e l :
Press T button.
The system will automatically shut off
•if you turn electronic key in steering lock to
position 2,
•after approx. 30 minutes,
•if the battery voltage drops.

128 Automatic climate control
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Dust filter
Nearly all dust particles and pollen are filtered out
before outside air enters the passenger compartment
through the air distribution system.
Notes:
D o not obstruct t he air f low by pla cing objects on th e air
f low–through exhaust slots below the rear window.
Al so keep t he a ir inta ke g rill e in f ront of windsh iel d free
of snow and debris.Important!
This vehicle is equipped with an air conditioner system
that uses R–134a (HFC: hydrof luorocarbon) as a
refrigerant. Repairs should always be performed by a
qualified technician, and refrigerant should be collected
in a recovery system for recycling.

129 Audio system
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cluster displayPractical hints Car care Index Audio and telephone, operation
These instructions are intended to help you become
acquainted with your Mercedes-Benz vehicle radio.
They contain useful tips and a detailed description of
the user functions.
The right to correct errors and make technical amendments is
reserved.
Operating safety1 Optional equipment
Dolby and the double-D symbol
Ù
are trademarks of Dolby
laboratories Licensing Corporation. The Dolby noise reduction
system is manufactured under licence from Dolby Laboratories
Licensing Corporation.
Wa r n i n g !
In order to avoid distraction which could lead to an
accident, system settings should be entered with
the vehicle at standstill and systems should be
operated by the driver only when traffic conditions
permit. Always pay full attention to traffic
conditions first before operating system controls
while driving. 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 !
Any alternations made to electronic components
can cause malfunctions.The radio, cassette deck, CD changer
1 and
telephone
1 are interconnected. Therefore, when
one of the components is defective or has not been
removed/replaced properly this may impair the
function of other components.
These malfunctions might seriously impair the
operating safety of your vehicle.We recommend that you have any service work or
alternations on electronic components done in an
authorized Mercedes-Benz Center.

130 Audio system
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Operating and display elements
1On/off, volume, see page 133
2Telephone mode selector, see page 144
3Seek, see page 135, 138 and 142
4Radio mode selector, see page 135
5Tune, see page 135 and 136
Fast forward/reverse, see page 139 and 142
6CD mode selector, see page 1417Display panel
The cassette slot is located behind the display panel.
For notes on playing cassettes, see page 137
8Alpha-numeric keypad for
station storage and frequency entry, see page 136
CD/Track access, see page 138 and 143
optional telephone, see page 144
9Function button, see page 136 and 143

131 Audio system
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cluster displayPractical hints Car care Index 10Soft keys for
radio band selection, see page 135
tone controls, see page 133
scan, see page 136
Tape eject, see page 138
Tape track select, see page 138
Dolby, see page 139
CD random/repeat, see page 143
11Tape mode selector, see page 137
Anti-theft system
If the power supply to the
radio has been interrupted,
“CODE” will appear on the
display when it is next
switched on. The radio will
only work after the five-digit code has been entered
using the buttons on the right-hand control panel.The code number is shown on the Radio code card,
supplied with the radio.
Important!
Never leave the Radio code card in the vehicle. Keep it in
a safe place.

132 Audio system
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Entering the code number
Switch on the radio. “CODE” will appear on the display.
Using the buttons on the alpha-numeric keypad, enter
the five digit code. Confirm by pressing the “OK” key.
If an incorrect code has been entered and confirmed,
“CODE” will reappear on the display. The correct code
must be entered once again.
If an incorrect code is entered
three times, “WAIT” will
appear on the display and the
radio will be locked out for
about 10 minutes.
Note:
Th e lock out time will only cou nt d own if th e ra dio is le ft
switched on.Button and soft key operation
In these instructions, the alpha-numeric keypad (right
side of radio face) and the function buttons (left side of
the radio face) are referred to as “buttons” and the four
keys under the display are referred to as “soft keys”.
Note:
Do not press directly on the radio display face.

133 Audio system
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Switching on and off
Press the control knob .
Th e ra dio is switch ed of f wh en the ignition key is tu rned
to position 0 or removed from the ignition. The radio is
switched on again when the ignition key is turned to
position 1 or 2.
Note:
The radio can also be switched on even if the ignition
key is not inserted, but will switch itself off
automatically after one hour to conserve vehicle battery
power.
Adjusting the volume
Turn the control knob - turning the knob clockwise will
increase the volume, counterclockwise will decrease the
volume.Audio functions
The AUD key is used to select the BASS, TREBLE,
FADER and BALANCE functions. Settings for bass and
treble are stored separately for the cassette and CD
modes. Tone level settings are identified by the vertical
bars. The center (flat) setting is shown by one longer bar
in the center of the display.
Bass
Press the AUD key repeatedly
until “BASS” appears in the
display.
Treble
Press the AUD key repeatedly
until “TREBLE” appears in th e
display.
Press the “+” key to increase
or the “-” key to decrease the level.