Page 141 of 341
138 Audio system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
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 w il l 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.
Page 150 of 341

147 Audio system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index CD mode
General notes on CD mode
Should excessive temperatures occur while in CD mode,
“TEMP HIGH” will appear in the display and muting
will take place. The unit will then switch back to radio
mode until the temperature has decreased to a safe
operating level.
Should temperatures occur while in CD mode which are
too low, “TEMP LOW” will be displayed, but the CD will
play. It will be sensitive to skipping if you are driving
over rough roads.
Handle CDs carefully to prevent interference during
playback.
Avoid fingerprints and dust on CDs. Do not write on the
CDs or apply any label to the CDs.
Clean CDs from time to time with a commercially
available cleaning cloth. No solvents, anti-static sprays,
etc. should be used. Replace the CD in its container after use. Protect CDs
from heat and direct sunlight.
1 Optional equipmentWa r n i n g !
The CD changer
1 is a Class 1 laser product. There
is a danger of invisible laser radiation if the cover
is opened or damaged.
Do not remove the cover. The CD changer
1 does not
contain any parts which can be serviced by the
user. For safety reasons, have any service work
which may be necessary performed only by
qualified personnel.
Page 152 of 341

149 Audio system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index If there is no CD in the
selected magazine slot,
“NO CD” and the
corresponding slot number
will be displayed
(e.g.“NO CD3”). After the last track on a CD has been
played, the next CD will automatically be selected and
played.
Skipping tracks forwards / backwards
Press the button. The next track on the CD will be
played.
Press the button. If the track has been playing for
more than 10 seconds, it will revert to the start of that
track. If it has been playing for less than ten seconds it
will revert to the preceding track. To skip several tracks,
the respective button must be pressed until the desired
track is reached. If the beginning or end of the CD is
reached during the search, the first or last track will be
played.Fa st for wa rd / reve r se
Press the button and hold it down for audible fast
forward.
Press the button and hold it down for audible
reverse.
The search will stop when the
button is released. The
relative time of the track will
be displayed during the
search. The search mode will
cancel if the beginning or end of the CD is reached.
Scanning
Press the SC key. Each tra ck w il l be played for 8 second s
in ascending order. The search will stop at the track in
question if the , , , buttons or the
“SC” key is pressed.
Page 153 of 341
150 Audio system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Random play / repeat function
The tracks of the current CD are played in random order
when the random feature (RDM) is selected. Press the
RDM key to switch on, and press RDM again to switch
off.
When the repeat function
(RPT) has been selected, a
particular track can be played
for as many times as desired.
Press the RPT key to switch
on, and press RPT again to switch off.
Note:
Both functions cannot be used simultaneously.Direct track selection
Tracks can be selected directly using the buttons on the
alpha-numeric keypad. Press the “ function button,
followed by the track number.
Page 155 of 341

152 Audio system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Switching between name search and number search
Press ABC key - Name search
Press NUM key - Number search
Searching and selecting phone book entries by name
Press the ABC key. The current name is shown on the
display. The stored entries in alphabetical order can be
selected using the or button. By pressing the
or buttons, the stored entries can be selected
according to alphabetical initial letters (e.g. A-Adam,
B-Brown, M-Miller).
Searching and selecting phone book entries by
number
Press the NUM key. The current number is shown on
the display. The stored entries can be selected in
numerical order using the or button. By
pressing the or buttons, the stored entries
can be selected in increments of 5 (e.g. Entry no. 2,
Entry no. 7, etc.).Placing a call
When a number or a name
has been selected using the
method described above,
press the SND key.
Manual repeat dialing (redial)
The last number entered can be re-selected by pressing
th e SND key once and th e cal l can be pl aced by pressing
the SND key a second time. The last dialed telephone
number is shown on the display. Using the , ,
or button, the numbers stored in the re-dial
memory of the telephone can be selected.
The abbreviation L and the
number in the memory are
shown in the top line of the
display.
Page 176 of 341

173 Garage door opener
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Note:
Following step 2, there are 30 seconds to initiate
step 3.
3. Firmly press and release the programmed
integrated remote control transmit button. Press
and release same button a second time to complete
the training process. (Some garage door openers
may require you to do this procedure a third time to
complete the training.)
4. Confirm the garage door operation by pressing the
programmed button on the integrated remote
control transmitter.
Canadian programming:
During programming, your hand-held transmitter may
automatically stop transmitting. Continue to press and
hold the integrated remote control transmitter button
(note steps 2 through 4 in the “Programming” portion)
while you press and re-press (“cycle”) your hand-held
transmitter every two seconds until the frequency
signal has been learned. The indicator lamp will flash
slowly and then rapidly after several seconds upon
successful training.Operation of remote control:
1. Turn electronic key in steering lock to position 1
or 2.
2. Select and press the appropriate button to activate
the remote controlled device. The integrated remote
control transmitter continues to send the signal as
long as the button is pressed – up to 20 seconds.
Erasing the remote control memory:
1. Turn electronic key in steering lock to position 1
or 2.
2. Simultaneously holding down the left and right side
buttons for approximately 20 seconds, or until the
control lamp blinks rapidly, will erase the codes of
all three channels.
Page 180 of 341

177 The first 1 000 miles
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index The first 1 000 miles (1 500 km)
The more cautiously you treat your vehicle during the
break-in period, the more satisfied you will be with its
performance later on. Therefore, drive your vehicle
during the first 1 000 miles (1 500 km) at moderate
vehicle and engine speeds.
During this period, avoid heavy loads (full throttle
driving) and excessive engine speeds.
Avoid accelerating by kickdown. It is not recommended
to bra ke t he veh icl e by ma nu al ly shif ting to a l owe r gear.
We recommend that you select positions “3”, “2” or “1”
only at moderate speeds (for hill driving).
After 1 000 miles (1 500 km) speeds may be gradually
increased to the permissible maximum.Maintenance
Approximately 30 days or 2000 miles (2000 km) prior
to the next recommended service, the remaining
distance or days are displayed in the multifunction
indicator. See Flexible service system (FSS) on page 114.
We strongly recommend that you have your vehicle
serviced by your authorized Mercedes-Benz Center, in
accordance with the Service Booklet at the times called
for by the FSS.
Failure to have the vehicle maintained in accordance
with the Service Booklet at the designated times /
mileage may result in vehicle damage not covered by
the Mercedes-Benz Limited Warranty.
Page 183 of 341

180 Tele Aid
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
The Tele Aid system is available if:
•it has been activated and is operational. Activation
requires a subscription for monitoring services and
cellular air time
•the relevant cellular phone network and GPS signals
are available and pass the information on to the
response center.
Note:
Location of the vehicle on a map is possible if the
vehicle is able to receive signals from the GPS satellite
network and pass the information on to the response
center.
Wa r n i n g !
If the indicator lamp in the “SOS” button is
illuminated continuously and there was no voice
connection to the Response Center established,
then the Tele Aid system could not initiate an
emergency call (e.g. the relevant cellular phone
network is not available). The message
“EMERGENCY CALL – CALL FAILED” appears in
the multifunction display for approx. 10 seconds.Should this occur, assistance must be summoned
by other means.