Page 136 of 425

135 Controls in detail
Control system
Setting daytime running lamp mode
(USA only)
Move the selection marker with button
æ or ç to the
Lighting sub-
menu.
Press button j or k repeatedly
until you see this message in the left
multifunction display:
Light circuit
Headlamp mode
.
The selection marker is on the current
setting.
Press buttonæ orç to select
manual operation (
Manual) or daytime
running lamp mode (
Constant)
activated.With daytime running lamp mode activated
and the exterior lamp switch in
positionM orU, the low beam
headlamps are switched on when the
engine is running.
In low ambient light conditions the
following lamps will switch on additionally:
Parking lamps
Tail lamps
License plate lamps
Side marker lamps
For more information on the daytime
running lamp mode, see “Daytime running
lamp mode” (
page 108).Setting locator lighting
With the locator lighting feature activated
and the exterior lamp switch in
positionU, the following lamps will
switch on during darkness when the
vehicle is unlocked with the SmartKey:
Parking lamps
Tail lamps
License plate lamps
Side marker lamps
Front fog lamps
The locator lighting switches off when the
driver’s door is opened.
If you do not open a door after unlocking
the vehicle with the SmartKey the lamps
will switch off automatically after approxi-
mately 40 seconds.
iThis function is not available in countries
where the daytime running lamp mode is manda-
tory and therefore in a constant mode.
iIf you turn the exterior lamp switch to anoth-
er position, the corresponding lamp(s) will
switch on.
For safety reasons, resetting the
Lighting sub-
menu to factory settings (
page 129) will not
reset the daytime running lamp mode.
The following message appears in the right multi-
function display:
Cannot be fully reset to
factory settings when driving
.
Page 140 of 425

139 Controls in detail
Control system
Setting automatic locking
Use this function to activate or deactivate
the automatic central locking. With the
automatic central locking system
activated, the vehicle is centrally locked at
vehicle speeds of approximately
9mph(15km/h).
Move the selection marker with button
æ or ç to the
Vehicle submenu.
Press button j or k repeatedly
until you see the following message in
the left multifunction display:
Automatic door lock.
The selection marker is on the current
setting.
Press button æ or ç to switch
Automatic door lock On or Off.
Trip computer menu
Use the trip computer menu to call up
statistical data on your vehicle.
The following information is available:Fuel consumption statistics since start
Press button ÿ or è repeatedly
until you see the first function of the
trip computer menu.
Press button j or k repeatedly
until you see the following message in
the left multifunction display:
From
start
.
1Distance driven since start
2Average speed since start
3Time elapsed since start
4Average fuel consumption since start
FunctionPage
Fuel consumption statistics since
start139
Fuel consumption statistics since
last reset140
Resetting fuel consumption
statistics140
Distance to empty140
iThe last function called up will reappear the
next time you enter the trip computer menu.
iAll statistics stored since the last engine
start will be reset approximately 4 hours after
the SmartKey in the starter switch is turned to
position0 or removed from the starter switch.
Resetting will not occur if you turn the SmartKey
back to position1 or2 within this time period.
Page 141 of 425

140 Controls in detail
Control system
Fuel consumption since last reset
Press button ÿ or è repeatedly
until you see the first function of the
trip computer menu.
Press button j or k repeatedly
until you see the following message in
the left multifunction display:
From reset.
1Distance driven since last reset
2Average speed since last reset
3Time elapsed since last reset
4Average fuel consumption since last
resetResetting fuel consumption statistics
Press button ÿ or è repeatedly
until you see the first function of the
trip computer menu.
Press button j or k repeatedly
until you see the reading that you want
to reset in the left multifunction
display.
Press and hold the reset button in the
instrument cluster (
page 114) until
the value is reset to
0.Distance to empty
Press button ÿ or è repeatedly
until you see the first function of the
trip computer menu.
Press button j or k repeatedly
until you see this message in the left
multifunction display:
Range.
The calculated remaining driving range
based on the current fuel tank level ap-
pears in the right multifunction display.
Your driving style will affect the
accuracy of the calculated range.
iThe fuel consumption statistics reset auto-
matically to
0 when either of the following values
is exceeded:
distance covered: 100 000 miles
time elapsed: 10 000 hours
iIf only very little fuel is left in the tank, a
vehicle at the fuel pump is shown instead of the
range.
Page 150 of 425
149 Controls in detail
Audio system
Bass
Regardless of operating mode, press
the
AUD key repeatedly untilBASS
appears on the display.
Press+ or-key to increase or
decrease level.
or
Press both+ and- keys simultaneously
to reset the Bass to its center (flat)
level.Treble
Regardless of operating mode, press
the
AUD key repeatedly until TREBLE
appears on the display.
Press+ or- key to increase or
decrease level.
or
Press both+ and- keys simultaneously
to reset the Treble to its center (flat)
level.Fader
Regardless of operating mode, press
the
AUD key repeatedly untilFADER
appears on the display.
PressF orR key to shift sound accord-
ingly to the front or rear speakers.
or
Press bothF andR keys simultaneously
to reset the Fader to its center level.
iYour vehicle may or may not have the fader
function, depending on the vehicle equipment
and model.
Page 151 of 425
150 Controls in detail
Audio system
Balance
Regardless of operating mode, press
the
AUD key repeatedly untilBALANCE
appears on the display.
PressL orR key to shift sound accord-
ingly to the left or right speakers.
or
Press bothL andR keys simultaneously
to reset the Balance to its center level.Returning audio functions to factory
settings
Regardless of operating mode, press
and hold
AUD key longer than
2 seconds.
RESET will appear in the
display.
All settings for bass, treble and balance
are returned to the center level and the
volume is set to a predefined level.Audio system sound selection (EXT)*
Regardless of operating mode, press
the
AUD key.
The sound settings menu appears on
the display.
Press theEXT key.
Press one of the function keys.
Page 152 of 425

151 Controls in detail
Audio system
You can select from among the
following settings:
DRV: The tone level is set to the
Driver position; sound is directed
toward the passengers.
SP: The tone level is set for Speech,
optimizing the sound for the spoken
word.
AMB: The tone level is set for
Ambience, producing a
three-dimensional sound.
OFF: The audio system sound
selection is turned off.
Telephone muting
The radio will switch to telephone mode
when a call is incoming. The current audio
source is muted.
Radio operation
Selecting radio mode
Pressb button.
You can now receive radio stations
over the analog FM, AM or WB station
frequencies.
Analog station frequencies
Selecting the band
You can select from among FM, AM or WB
frequency bands.
Weather band (
page 154).
Press FM, AM or WB key repeatedly
until desired band has been selected.
The FM, AM and WB frequency bands
are called up one after the other.
The frequency band currently selected
appears in the upper left-hand corner
of the display.
Selecting a station
The following options are available for
selecting a station:
Direct frequency band input
(
page 152)
Manual tuning (page 152)
Automatic seek tuning (page 152)
Scan tuning (page 153)
Preset buttons (page 153)
Automatic station memory (Autostore)
(
page 153)
iFM frequency band:
FM 87.7......107.9 MHz
AM frequency band:
MW (medium wave) 530......1710 KHz
Page 154 of 425

153 Controls in detail
Audio system
Scan tuning
Starting scan tuning
Select desired frequency band.
Press2 button.
SC will appear in the display. The ra-
dio briefly tunes in all receivable
stations on the band selected. The
first scan cycle will tune in only the
stations with a strong signal. The
second scan cycle will tune in every
receivable station.
Ending scan tuning
Press2 button ord, c,
f or ebutton.
SC disappears from the display.Manual station memory (Presets)
You can store ten AM and ten FM stations.
Storing stations
Tune in the desired station.
Press and hold desired station
button4 toM until a brief
signal tone is heard.
The frequency is stored on the
selected station button.
The frequency band and station
button number are shown in the up-
per left-hand corner of the display.
Retrieving a station from memory
Press desired station button4
toM.Automatic station memory (Autostore)
The Autostore memory function provides
an additional memory level. The station
memory for manually stored stations is not
overwritten.
Calling up Autostore memory level
Briefly press theAS key.
AS is highlighted in the display.
The radio finds the ten stations with
the strongest signals. These
stations are stored on the station
buttons4 toM in order of
signal strength.
Retrieving a station from memory
Press desired station button4
toM.
Leaving the Autostore memory level
Press theAS key.
The highlighted
AS in the display
disappears.
Page 183 of 425

182 Controls in detail
Good visibility
For information on the windshield wipers,
see “Switching on windshield wipers”
(
page 52).
Headlamp cleaning system
The button is located on the left side of the
dashboard.
1Headlamp washer button
Switch on the ignition (page 40).
Press button 1.
The headlamps are cleaned with a
high-pressure water jet.For information on filling up the washer
reservoir, see “Windshield washer system
and headlamp cleaning system”
(
page 257).
Rear view mirrors
For more information on setting the rear
view mirrors, see “Mirrors” (
page 43).
Auto-dimming mirror
The reflection brightness of the interior
rear view mirror will respond automatically
to glare when
the ignition is switched on
and
incoming light from headlamps falls on
the sensor in the interior rear view
mirror
The rear view mirror will not react if
reverse gearR is engaged
the interior lighting is turned on
iThe headlamps will automatically be
cleaned when you have
switched on the headlamps
and
operated the windshield wipers with wind-
shield washer fluid fifteen times
When you switch off the ignition, the counter
resets.