Page 161 of 442

159 Controls in detail
Automatic transmission*
Gear ranges
With the gear selector lever in positionD,
you can limit the transmission’s gear range
by pressing the gear selector lever to the
left (D-), and reverse the gear range limit
by pressing the gear selector lever to the
right (D+).
The selected gear range appears in the
multifunction display (
page 157). If you
press on the accelerator when the engine
has reached its rpm limit, the transmission
will upshift beyond any gear range limit
selected.
Effect
é
The transmission shifts through
fourth gear only.
è
The transmission shifts through
third gear only.
With this selection you can use
the braking effect of the engine.
Effect
ç
The transmission shifts through
second gear only.
Allows the use of engine’s
braking power when driving:
on steep downgrades
in mountainous regions
under extreme operating
conditions
æ
The transmission operates in
first gear only.
For maximum use of engine’s
braking effect on very steep or
lengthy downgrades.
Page 162 of 442

160 Controls in detailAutomatic transmission*Gear selector lever position
Effect
ì
Park position
Gear selector lever position
when the vehicle is parked. Place
gear selector lever in positionP
only when vehicle is stopped.
The park position is not intended
to serve as a brake when the
vehicle is parked. Rather, the
driver should always set the
parking brake in addition to
placing the gear selector lever in
positionP to secure the vehicle.
EffectThe SmartKey can only be
removed from the starter switch
with the gear selector lever in
positionP. With the SmartKey
removed, the gear selector lever
is locked in positionP.
If the vehicle’s electrical system
is malfunctioning, the gear
selector lever could remain
locked in positionP
(page 340).
í
Reverse gear
Place gear selector lever in
positionR only when vehicle is
stopped.
Effect
ë
Neutral
No power is transmitted from the
engine to the drive axle. When
the brakes are released, the
vehicle can be moved freely
(pushed or towed).
To avoid damage to the trans-
mission, never engageN while
driving.
If the ESP is deactivated or
malfunctioning:
Move gear selector lever toN
only if the vehicle is in danger of
skidding, e.g. on icy roads.
ê
Drive
The transmission shifts
automatically. All five forward
gears are available.
Page 175 of 442

173 Controls in detail
Good visibility
Rear window defroster
The rear window defroster uses a large
amount of power. To keep the battery
drain to a minimum, switch off the
defroster as soon as the rear window is
clear. The defroster is automatically
deactivated after approximately
6 to 17 minutes of operation depending on
the outside temperature.Activating
Press buttonF in the climate
control panel (
page 175).
The indicator lamp on the button
comes on.
Deactivating
Press buttonF again.
The indicator lamp on the button goes
out.
Warning!
G
Any accumulation of snow and ice should be
removed from the rear window before
driving. Visibility could otherwise be
impaired, endangering you and others.!If the rear window defroster switches
off too soon and the indicator lamp
starts flashing, this means that too
many electrical consumers are
operating simultaneously and there is
insufficient voltage in the battery. The
system responds automatically by
deactivating the rear window defroster.
As soon as the battery has sufficient
voltage, the rear window defroster
automatically turns itself back on.
Page 180 of 442

178 Controls in detailClimate controlAdjusting air distribution and volume
Use air distribution control4
(page 175) to adjust the air distribution.
The following symbols are found on the
controls:
Use the air volume control1
(page 175) to adjust the air volume. You
can select between six air volume speeds.Adjusting manually
Press buttonU (
page 175).
The indicator lamp on the button goes
out.
Select any of the six air volume speeds
and the air distribution.
Adjusting automatically
Press buttonU (
page 175).
The indicator lamp on the button
comes on. The temperature, air distri-
bution and volume are adjusted auto-
matically.
Windshield fogged on the outside
Switch the windshield wipers on
(page 51).
Switch to manual mode.
Turn the air distribution control
toa orY.
Defrosting
Activating
Press buttonP (
page 175).
The indicator lamp on the button
comes on.
The air conditioning switches
automatically to the following functions:
maximum blowing and heating
power
air flows onto the windshield and
the front side windows
the air recirculation mode is
switched off
Symbol
Function
Z
Directs air to the windshield
and the side defroster vents
b
Directs air into the entire
vehicle interior
Y
Directs air to the footwells
a
Directs air through the center,
side and rear passenger
compartment air vents
iThese settings should only be selected
for a short time.
Page 198 of 442

196 Controls in detailAudio systemScan search
Starting scan search
Press
SC soft key.
SC will appear in the display. The
radio briefly tunes in all receivable
weather band stations.
Ending scan search
Press
SC soft key or S or T.
The weather band station last
played will be selected and
SC
disappears from the display.Introduction to satellite radio*
(USA only)
SIRIUS satellite radio provides 100 chan-
nels of digital-quality radio, among others
music, sports, news, and entertainment,
free of commercials. SIRIUS satellite radio
uses a fleet of high-power satellites to
broadcast 24 hours per day, coast to
coast.
This diverse, satellite-delivered program-
ming is available for a monthly subscrip-
tion fee.
For more information call the SIRIUS
Service Center (
page 201), or contact
www.siriusradio.com
iAdditional satellite radio equipment
and a subscription to a satellite radio
service provider are required for the
satellite radio operation described
here. Feature description is based on
preliminary information available at
time of printing.
iAt time of printing, no date for the avail-
ability of optional equipment required
for satellite radio operation had been
set.
Contact an authorized Mercedes-Benz
Center for details and availability for
your vehicle.
Note that categories and channels
shown in illustrations are dependent on
programming content delivered by the
service provider. Programming content
is subject to change. Therefore,
channels and categories shown in
illustrations and descriptions
contained in this manual may differ
from the channels and categories
delivered by the service provider.
Page 225 of 442

223 Controls in detail
Power windows
Power windows
Opening and closing the windows
The side windows can be opened and
closed electrically. The switches for all the
side windows are on the driver’s door. The
switches for the respective windows are
on the front passenger door and the rear
doors.
1Left front window
2Right front window
3Right rear window
4Left rear window
5Rear window override switch
(
page 75)
Warning!
G
When closing the windows, make sure there
is no danger of anyone being harmed by the
closing procedure.
The closing of the door windows can be im-
mediately halted by releasing the switch or,
if switch was pulled past the resistance
point and released, by either pressing or
pulling the respective switch.
If the window encounters an obstruction
that blocks its path in a circumstance where
you pulled the switch past the resistance
point and released it to close the window,
the automatic reversal function will stop the
window and open it slightly.
If the window encounters an obstruction
that blocks its path in a circumstance where
you are closing the window by pulling and
holding the switch, or by pressing and hold-
ing button‹ on the SmartKey, the auto-
matic reversal function will not operate.
When leaving the vehicle, always remove the
SmartKey from starter switch, take it with
you, and lock your vehicle. Do not leave
children unattended in the vehicle, or with
access to an unlocked vehicle. Unsuper-
vised use of vehicle equipment can cause an
accident and/or serious personal injury.
Page 226 of 442

224 Controls in detailPower windows
Switch on ignition (
page 33).Opening the windows
Press switch1 to4 to the resistance
point.
The corresponding window will move
downwards until you release the
switch.
Closing the windows
Pull switch1 to4 to the resistance
point.
The corresponding window will move
upwards until you release the switch.Fully opening the windows
(Express-open)
Press switch1 to4 past the
resistance point and release.
The corresponding window opens
completely.
Fully closing the windows
(Express-close)
Pull switch1 to4 past the
resistance point and release.
The corresponding window closes
completely.
iYou can also open or close the
windows using the SmartKey (summer
opening/convenience closing feature)
(page 225).
You can close and reopen the windows
using the air recirculation button,
in the climate control panel
(page 175).
Warning!
G
If you pull and hold the switch up when
closing the window, and upward movement
of the window is blocked by some obstruc-
tion including but not limited to arms, hands,
fingers, etc., the automatic reversal will not
operate.
Page 227 of 442

225 Controls in detail
Power windows
Stopping windows
Press or pull respective switch again.Opening and closing the windows with
the SmartKey
The tilt/sliding sunroof* (
page 229) will
also be opened or closed when the power
windows are operated with the SmartKey .
!If the upward movement of the window
is blocked during the closing
procedure, the window will stop and
open slightly.
Remove the obstruction, pull the
switch again past the resistance point
and release.
If the window still does not close when
there is no obstruction, then pull and
hold the switch again. The side window
will then close without the obstruction
sensor function
Warning!
G
Driver’s door only:
If within five seconds you again pull the
switch past the resistance point and
release, the automatic reversal will not
function.
Warning!
G
Never operate the windows or tilt/sliding
sunroof* if there is the possibility of anyone
being harmed by the opening or closing pro-
cedure.
In the event that the procedure causes
potential danger, the procedure can be
immediately halted by releasing the
transmit button on the SmartKey. To reverse
direction of movement, press buttonŒ
for opening or‹ for closing.