Page 160 of 481

159 Controls in detail
Automatic 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 396).
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 forward gears
are available.
Page 161 of 481

160 Controls in detailAutomatic transmission*
Gear ranges
With the gear selector lever in positionD
and driving in the automatic shift
programC orS (
page 163), you can
select a gear range for the automatic
transmission to operate within:
Gear selector lever (page 164):
You can limit the 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+).
Steering wheel gearshift control
(
page 165):
You can limit the gear range by pressing
the respective downshift button on the
steering wheel gearshift control, and
reverse the gear range limit by pressing
the respective upshift button on the
steering wheel gearshift control.
!Coasting the vehicle, or driving for any
other reason with gear selector lever
inN can result in transmission damage
that is not covered by the
Mercedes-Benz Limited Warranty.Warning!
G
Getting out of your vehicle with the gear
selector lever not fully engaged in positionP
is dangerous. Also, positionP alone is not
intended to or capable of preventing your
vehicle from moving, possibly hitting people
or objects.
Always set the parking brake in addition to
shifting to positionP (
page 52). When
parked on an incline, turn the front wheels
towards the road curb.
Do not park this vehicle in areas where
combustible materials such as grass, hay or
leaves can come into contact with the hot
exhaust system, as these materials could be
ignited and cause a vehicle fire.
Warning!
G
When leaving the vehicle, always remove the
SmartKey from the starter switch, take it
with you, and lock the vehicle. Do not leave
children unattended in the vehicle, or with
access to an unlocked vehicle. Children
could move the gear selector lever from
positionP, which could result in an accident
and/or serious personal injury.
Page 182 of 481

181 Controls in detail
Climate control
Switching climate control system on/off
Switching on
Switch on the ignition (
page 36).
Set air volume control2 to any speed
(page 179).
The previous settings are once again in
effect.
Switching off
Set air volume control2 (
page 179)
to position0.
Setting the temperature
Use temperature controls1 and4
(page 179) to separately adjust the air
temperature on each side of the passenger
compartment. You should raise or lower
the temperature setting in small incre-
ments, preferably starting at 72°F (22°C).
The climate control will adjust to the set
temperature as fast as possible.Increasing
Turn temperature control
1and/or4 (
page 179) slightly
clockwise.
The climate control system will corre-
spondingly adjust the interior air tem-
perature.
Decreasing
Turn temperature control
1and/or4 (
page 179) slightly
counterclockwise.
The climate control system will corre-
spondingly adjust the interior air tem-
perature.
iWhen the climate control system is
switched off, the outside air supply and
circulation are also switched off. Only
choose this setting for a short time.
Otherwise the windows could fog up.
Page 189 of 481

188 Controls in detailClimate controlMaximum cooling
Turn thumbwheels5and8
(page 178) upwards to the first stop.
The fixed center air vents4and9
(page 178) and the adjustable air
vents6and7 (
page 178) are
open.
For draft-free ventilation, move the
sliders for the center air vents
6and7 (
page 178) to the middle
position.
Turn thumbwheels1andc
(page 178) for the adjustable side air
vents2andb (
page 178) to the
fully open position.
Set air distribution control3
(page 182) to positiona.
The air distribution directs the air
through the center and side air vents.
Set air volume control2 (
page 183)
to position5.
The ventilation operates with maximum
blower speed.
Turn temperature controls1and4
(page 179) completely counterclock-
wise to their end stops.
The lowest temperature for both sides
is set.
Residual engine heat utilization
With the engine switched off, it is possible
to continue to heat or ventilate the interior
for up to 30 minutes. This feature makes
use of the residual heat produced by the
engine.
iWhen the vehicle’s interior has cooled
down enough, reduce the air volume
and increase the air temperature to
comfortable settings if desired.
Page 238 of 481

237 Controls in detail
Audio system
Using your Mercedes-Benz specified
mobile telephone*, a number of functions
and operating steps can be performed and
displayed in the audio system display.
Further operating instructions not covered
here can be found in the operating instruc-
tions for the multifunction steering wheel
and the mobile telephone*.
I f y o u r a u d i o s y s t e m i s s e t u p f o r t e l e p h o n e
operation, the t symbol will appear in
the display.
When you insert your Mercedes-Benz
specified mobile telephone* into the
telephone cradle, you will be prompted to
enter your PIN for 30 seconds
(page 237). This display disappears
when you press any button.
When your mobile telephone* is inserted
into the telephone cradle, you will see the
reception strength in the upper right-hand
corner of the display.Switching on the telephone
Switching on the telephone
Press h button.
If you have programmed an unlock
code for the telephone, you must now
enter the code.
Enter code using buttons 1
toR.
If necessary, correct number entered
with the
CLR
soft key. Press soft key
briefly to delete the last digit entered;
press soft key and hold to delete the
complete number.
Press
OK soft key after entering correct
code.
The telephone is unlocked. If you have
entered an incorrect code, you must
enter the correct code.
Switching off the telephone
Press h button for approx.
3 seconds.PROCESSING
appears in the display until
the telephone is off. Afterward,
PHONE OFF
appears in the display.
Adjusting the volume
Turn rotary control of
E
button
during a telephone call.
The volume will increase or decrease
depending on the direction turned.
iThe volume can be adjusted separately
for telephone mode and audio mode.
Page 245 of 481

244 Controls in detailAudio systemGSM network phones
Placing a “911” emergency call using
audio head unit with the phone locked
Press hbutton to switch to
telephone operation. PIN?
appears in the audio display.
Enter 911 using the number keypad on
the audio head unit.
Press
OK soft key or sbutton for
dialing to begin.
DIALING
appears in the audio display
while the telephone establishes the
connection.
Wait until the emergency call center
answers, then describe the emergency. Placing a “911” emergency call using
audio head unit with the phone
unlocked
Press hbutton to switch to
telephone operation.
Enter 911 using the number keypad on
the audio head unit.
Press sbutton for dialing to begin. DIALING
appears in the audio display
while the telephone establishes the
connection.
Wait until the emergency call center
answers, then describe the emergency. TDMA/CDMA network phones
Placing a “911” emergency call using
audio head unit with the phone locked
Press hbutton to switch to
telephone operation. CODE?
appears in the audio display.
Enter 911 using the number keypad on
the audio head unit.
Press
OK soft key or sbutton for
dialing to begin.
DIALING
appears in the audio display
while the telephone establishes the
connection.
Wait until the emergency call center
answers, then describe the emergency.
iIf no SIM card is in the mobile phone, NO SERVICE
appears in the audio
display. In that case, you only can make
an emergency call on the mobile phone
itself, without the use of the head unit.
Page 246 of 481
245 Controls in detail
Audio system
Placing a “911” emergency call using
audio head unit with the phone
unlocked
Press hbutton to switch to
telephone operation.
Enter 911 using the number keypad on
the audio head unit.
Press sbutton for dialing to begin. DIALING
appears in the audio display
while the telephone establishes the
connection.
Wait until the emergency call center
answers, then describe the emergency.
Page 247 of 481

246 Controls in detailPower windowsOpening and closing the windows
The windows are opened and closed eletri-
cally. Switches for operating the driver and
passenger door windows are located on
the driver’s door. A switch for operating
the passenger door window is located on
the passenger door.
The door windows can also be operated
using the retractable hardtop switch
(page 248). The rear side windows can
only be operated using the retractable
hardtop switch (
page 248) or the
SmartKey* (
page 249).
1Left window
2Right window
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 the switch was pressed past the resis-
tance point and released, by pressing the re-
spective switch.
The door windows are equipped with the ex-
press-close and automatic reversal func-
tion. If a door window encounters an
obstruction that blocks its path in a circum-
stance where you pressed 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 a door window encounters an obstruction
that blocks its path in a circumstance where
you are closing the window by pressing and
holding the switch, by pressing and holding
button‹ on the SmartKey*, by pushing
and holding the retractable hardtop switch,
or by pressing and holding the ,button
on the climate control panel or automatic
climate control* panel, the automatic rever-
sal function will not operate.
When leaving the vehicle, always remove the
SmartKey from the starter switch, take it
with you, and lock the 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.