229 Controls in detail
3-zone automatic climate control*
Activating
Press button: (
page 222).
The indicator lamp on the button
comes on.Deactivating
Press button: (
page 222).
The indicator lamp on the button
comes on.
At outside temperatures above 79°F
(26°C) the system will not automatically
switch back to outside air. A quantity of
outside air is added after approximately
30 minutes.Air recirculation mode with conve-
nience closing and opening feature
i
The air recirculation mode is activated auto-
matically at high outside temperatures.
The indicator lamp on button: is not lit when
the air recirculation mode is automatically
switched on.
A quantity of outside air is added after approxi-
mately 30 minutes.
If you have turned off the air conditioning
(
page 230) or the outside temperature is
below 41°F (5°C), the air recirculation mode will
not switch on automatically.
i
To cool the interior as fast as possible, the
automatic climate control automatically switch-
es to air recirculation. The indicator lamp on
button: is not lit when the system switches
to air recirculation automatically.
i
The air recirculation mode is deactivated
automatically
after 5 minutes if the outside temperature is
below approximately 41°F (5°C)
after 5 minutes if the air conditioning and
air-drying is turned off
after 30 minutes if the outside temperature
is above approximately 41°F (5°C)
Warning!
G
Never operate the side windows and
tilt/sliding sunroof* if there is the possibility
of anyone being harmed by the opening or
closing procedure.
In case the procedure causes potential
danger:
Vehicles with or without tilt/sliding sun-
roof*: The closing of the windows can be im-
mediately halted by pressing or pulling the
respective window switch. The closing of the
tilt/sliding sunroof* can be immediately
halted by moving the switch for the tilt/slid-
ing sunroof* in any direction.
The closing of the side windows and the
tilt/sliding sunroof* can be reversed by
again pressing and holding the :button.
230 Controls in detail3-zone automatic climate control*Convenience closing
Press button: for approximately
2 seconds.
The windows and/or tilt/sliding sun-
roof* will close. You can release
button: once the closing proce-
dure has begun. The windows and
tilt/sliding sunroof* continue closing
until they are fully closed. The indicator
lamp on the button comes on. The air
recirculation mode is activated.Convenience opening
Press button: for approximately
2 seconds.
The windows and/or tilt/sliding sun-
roof* will return to their previous posi-
tions. You can release button:
once the opening procedure has be-
gun. The windows and tilt/sliding sun-
roof* continue opening until they have
reached their previous positions. The
indicator lamp on the button goes out.
The air recirculation mode is deactivat-
ed.
Air conditioning
The cooling function, only operational
when the engine is running, cools the vehi-
cle down to the selected interior tempera-
ture. The cooling function also
dehumidifies the air in the vehicle interior,
thereby preventing the windows from fog-
ging up.
i
A window or the tilt/sliding sunroof* will
only return to its previous position if it has not
been moved to another position using the re-
spective window switch or tilt/sliding sunroof*
switch after it was closed with button:.
i
Condensation may drip out from underneath
the vehicle. This is normal and not an indication
of a malfunction.Warning!
G
If you turn off the cooling function, the
interior air is not dried. The windows can fog
up more quickly. Window fogging may
impair visibility and endanger you and
others.
231 Controls in detail
3-zone automatic climate control*
Deactivating
It is possible to deactivate the air condi-
tioning (cooling) function of the automatic
climate control system. The air in the vehi-
cle will then no longer be cooled or dehu-
midified.
Press button9 (
page 222).
The indicator lamp on the button goes
out. The cooling function switches off
after a short delay.
Activating
Moist air can fog up the windows. You can
dehumidify the air with the air condition-
ing.
Press button9 again.
The indicator lamp on the button
comes on.
The air conditioning uses the refrigerant
R-134a. This refrigerant is free of CFCs
which are harmful to the ozone layer.Using driver-side settings for all tem-
perature zones
You can use the settings of the driver’s
side, such as temperature, air volume and
air distribution, for all temperature zones.
These settings only need to be made once
and the automatic climate control system
will automatically regulate the settings for
all temperature zones quickly and comfort-
ably.Activating
Adjust the temperature, air volume and
air distribution (
page 222).
Press button; (
page 222).
The indicator lamp on the button
comes on.
The driver-side settings are used for all
temperature zones.
Deactivating
Press button; (
page 222) again.
The indicator lamp on the button goes
out.
!
If the air conditioning cannot be turned on
again, this indicates that the air conditioning is
losing refrigerant. The compressor has turned
off.
Have the air conditioning checked at the nearest
authorized Mercedes-Benz Light Truck Center.
i
If you manually set the temperature, air vol-
ume or air distribution for the passenger side or
the rear passenger compartment when the
MONO setting is active, the MONO setting will
be switched off.
236 Controls in detailPower windowsOpening and closing
The door windows are opened and closed
electrically. The switches for all door win-
dows are located on the driver’s door con-
trol panel (
page 36). The switches for
the respective door windows are located
on the control panels of the front passen-
ger door and the rear doors.
1Left rear door window
2Left front door window
3Right front door window
4Right rear door window
5Override switch (
page 93)
Switch on the ignition (
page 40).
Warning!
G
When closing the windows, make sure that
there is no danger of anyone being harmed
by the closing procedure.
Activate the override switch (
page 94)
when children are riding in the back seats of
the vehicle. The children could otherwise in-
jure themselves, e.g. by becoming trapped
in the window opening.
The closing of a door window can be imme-
diately 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 a door 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 door win-
dow, the automatic reversal function will
stop the window and open it slightly.
237 Controls in detail
Power windows
Opening the door windows
Press switch1, 2, 3, or4
(page 236) to the resistance point.
The corresponding door window moves
downwards until you release the
switch.
Closing the door windows
Pull switch1, 2, 3, or4
(page 236) to the resistance point.
The corresponding door window moves
upwards until you release the switch.
If a door window encounters an obstruction
that blocks its path in a circumstance where
you are closing a door window by pulling and
holding the switch, or by pressing and hold-
ing button‹on the SmartKey, by press-
ing and holding the lock button (vehicles
with KEYLESS-GO*) on a door handle, the
automatic reversal function will not operate.
When leaving the vehicle, always remove the
SmartKey or SmartKey with KEYLESS-GO*
from the starter switch, take it with you, and
lock the vehicle. Do not leave children unat-
tended in the vehicle, or with access to an
unlocked vehicle. Unsupervised use of vehi-
cle equipment can cause an accident
and/or serious personal injury.
i
You can also open or close the windows
using the SmartKey, see “Summer opening fea-
ture” (page 239) and see “Convenience clos-
ing feature” (
page 239).
Depending on the current position, the power
windows may also open or close when the air
recirculation button: on the control panel of
the climate control (
page 208) or automatic
climate control* (
page 222) is pressed and
held.
i
With the SmartKey in starter switch
position0 or removed from the starter switch,
the windows can be operated
until you open the driver’s or front passenger
door
for at least 5 minutes
Warning!
G
If you pull and hold the switch up when clos-
ing the door window, and upward movement
of the door window is blocked by some ob-
struction including but not limited to arms,
hands, fingers, etc., the automatic reversal
will not operate.
238 Controls in detailPower windowsFully opening the door windows
(Express-open)
Press switch1, 2, 3, or4
(page 236) past the resistance point
and release.
The corresponding door window opens
completely.
Fully closing the door windows
(Express-close)
Pull switch1, 2, 3, or4
(page 236) past the resistance point
and release.
The corresponding door window closes
completely.If the upward movement of a door window
is blocked during the closing procedure,
the door window will stop and open slight-
ly.
Remove the obstruction.
Pull the respective power window
switch past the resistance point again
and release.
Stopping door windows during
Express-operation
Press or pull respective power window
switch again.
Synchronizing the door windows
The door windows must be resynchronized
after the battery was disconnected
if the door windows cannot be fully
opened (Express-open) or closed
(Express-close)
Close all doors.
Switch on the ignition (
page 40).
Pull and hold power window switch1,
2,3, or4 (
page 236).
Once a door window is closed com-
pletely, hold the respective switch for
approximately 3 seconds.
The door window is synchronized.
Warning!
G
Driver’s door only:
If within 5 seconds switch is again pulled
past the resistance point and released, the
automatic reversal will not function.
i
If the door window still does not close when
there is no obstruction, pull and hold the respec-
tive power window switch. The door window will
then close without the obstruction sensor
function.
i
Each door window must be resynchronized
separately.
239 Controls in detail
Power windows
Summer opening feature
If the weather is warm, you can ventilate
the vehicle before driving off by simulta-
neously:
opening the door windows
opening the tilt/sliding sunroof*
switching on the seat ventilation* for
the driver’s seat
Aim transmitter eye of the SmartKey or
SmartKey with KEYLESS-GO* at the
driver’s outside door handle.
The SmartKey or SmartKey with
KEYLESS-GO* must be in close proxim-
ity to the driver’s outside door handle.
Press and hold buttonŒ on the
SmartKey or SmartKey with
KEYLESS-GO* until the windows and
the tilt/sliding sunroof* have reached
the desired position.
Release buttonŒ on the SmartKey
or SmartKey with KEYLESS-GO* to
interrupt the opening procedure.
Convenience closing feature
When locking the vehicle, you can close
the windows and the tilt/sliding sunroof*
simultaneously.Warning!
G
When closing the windows and the
tilt/sliding sunroof*, make sure that there is
no danger of anyone being harmed by the
closing procedure.
If potential danger exists, proceed as fol-
lows:
Release button‹ to stop the closing
procedure. To open, press and hold
buttonŒ. To continue the closing
procedure after making sure that there
is no danger of anyone being harmed by
the closing procedure, press and hold
button‹.
240 Controls in detailPower windows
Aim transmitter eye of the SmartKey or
SmartKey with KEYLESS-GO* at the
driver’s outside door handle
(page 239).
The SmartKey or SmartKey with
KEYLESS-GO* must be in close proxim-
ity to the driver’s outside door handle.
Press and hold button‹ on the
SmartKey or SmartKey with
KEYLESS-GO* until the windows and
the tilt/sliding sunroof* are completely
closed.
Release button‹ on the SmartKey
or SmartKey with KEYLESS-GO* to
interrupt the closing procedure.
Vehicles with KEYLESS-GO*:
Press and hold the lock button on an
outside door handle (
page 68) until
the windows and the tilt/sliding sun-
roof* are completely closed.
Release the lock button on the outside
door handle to interrupt the closing
procedure.
Vehicles with KEYLESS-GO*:
Release the lock button (
page 68) on
the driver’s outside door handle to stop
the closing procedure.
Immediately pull on the same outside
door handle and hold firmly. The win-
dows and the tilt/sliding sunroof* will
open for as long as the door handle is
held but the door is not opened.