roof MERCEDES-BENZ GL320CDI 2007 X164 User Guide

222 Controls in detail
Climate control
Adjusting air volume
Five blower speeds are available.
Press button
to decrease or
buttonQ to increase air volume
(
page 218) to the desired level.
The indicator lamp on buttonU
(
page 218) goes out. The automatic
operation of air volume switches off.
The selected blower speed is shown in
the air volume displayb
(
page 218).
Adjusting air volume for the center and
side air vents
Opening the center air vents
Turn thumbwheels4 and7
(
page 216) to the right.
The corresponding center air vents on
the left and right are open.Closing the center air vents
Turn thumbwheels4 and7
(
page 216) to the left.
The corresponding center air vents on
the left and right are closed.
Opening the side air vents
Turn thumbwheels3 and8
(
page 216) to the right.
The corresponding side air vents on the
left and right are open.
Closing the side air vents
Turn thumbwheels3 and8
(
page 216) to the left.
The corresponding side air vents on the
left and right are closed.Air vents in the roof liner over the
second-row seats*
1Thumbwheel for air volume control
2Air vent, adjustable
Adjusting air volume
Turn thumbwheel1 d o w n t o d e c r e a s e
the air volume.
or
Turn thumbwheel1 u p t o i n c r e a s e t h e
air volume.

225 Controls in detail
Climate control
Activating
Press button: (page 218).
The indicator lamp on the button
comes on.DeactivatingPress button:.
The indicator lamp on the button goes
out.Air recirculation mode with conve-
nience closing and opening feature
iThe 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 switched on auto-
matically.
A quantity outside air is added after
approximately 30 minutes.
If you have turned off the air conditioning
(
page 226) or the outside temperature is
below 41°F (5°C), the air recirculation mode will
not switch on automatically.
iTo cool the interior as fast as possible, the
climate control automatically switches to air
recirculation. The indicator lamp on button:
is not lit when the air recirculation mode has
been switched on automatically.
iThe 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 windows and tilt/sliding
sunroof* if there is the possibility of anyone
being harmed by the opening or closing pro-
cedure.
When using the air recirculation mode with
convenience closing feature, should the up-
ward movement of a window be blocked by
some obstruction including but not limited
to arms, hands, fingers, etc., the automatic
reversal feature will not operate.
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.


226 Controls in detail
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 air conditioning is operational while
the engine is running and cools the interior
air to the temperature set by the operator.
In addition, the air conditioning dehumidi-
fies the interior air at outside temperatures
above 41°F (5° C) and helps prevent
window fogging.The closing of the windows and the
tilt/sliding sunroof* can be reversed by
again pressing and holding the :button.
iA 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:.
iCondensation 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.


239 Controls in detail
3-zone automatic climate control*
Maximum cooling MAXCOOL
If the air distribution control as well as the
airflow volume control are set toU and
there is a high need for cooling, the
MAXCOOL function is activated.
“
MAXCOOL” appears in the front and rear
display.
This provides the fastest possible cooling
of the vehicle interior (when windows and
tilt/sliding sunroof* are closed).
Air recirculation mode
Switch to air recirculation mode to prevent
unpleasant odors from entering the vehicle
from the outside (e.g. before driving
through a tunnel). This setting cuts off the
intake of outside air and recirculates the
air in the passenger compartment.Activating
Press button: (page 232).
The indicator lamp on the button
comes on.
Warning!G
Fogged windows impair visibility,
endangering you and others. If the windows
begin to fog on the inside, switching off the
air recirculation mode immediately should
clear interior window fogging. If interior win-
dow fogging persists, make sure the air
conditioning (
page 241) is activated, or
press button0 or, depending on vehicle
production date, button|.
iThe 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 241) or the outside temperature is
below 41°F (5°C), the air recirculation mode will
not switch on automatically.
iTo 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.

240 Controls in detail
3-zone automatic climate control*
Deactivating
Press button: (page 232).
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
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.iThe 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.
When using the air recirculation mode with
convenience closing feature, should the up-
ward movement of a window be blocked by
some obstruction including but not limited
to arms, hands, fingers, etc., the automatic
reversal feature will not operate.
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.

241 Controls in detail
3-zone automatic climate control*
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.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 232).
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.
iA 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:.
iCondensation 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.

246 Controls in detail
3-zone automatic climate control*
Increasing the temperature
Turn temperature control3
(
page 243) slightly clockwise.
The rear automatic climate control will
correspondingly adjust the interior air
temperature for the rear passenger
compartment.
Decreasing the temperature
Turn temperature control3
(
page 243) slightly counterclock-
wise.
The rear automatic climate control will
correspondingly adjust the interior air
temperature for the rear passenger
compartment.Adjusting air volume
Adjusting manually
Five blower speeds are available.
Press button
to decrease or
buttonQ to increase air volume to
the desired level.
The indicator lamp on the buttonU
goes out. The selected blower speed is
shown by the indicator lamps for air
volume settings9 (
page 243).
Adjusting automatically
Press buttonU.
The indicator lamp on the button
comes on. The air volume is adjusted
automatically.Air vents in the roof liner over the
second-row seats*
1Thumbwheel for air volume control
2Air vent, adjustable
Adjusting air volume
Turn thumbwheel1 d o w n t o d e c r e a s e
the air volume.
or
Turn thumbwheel1 u p t o i n c r e a s e t h e
air volume.

247 Controls in detail
3-zone automatic climate control*
Adjusting air distribution
Move air vent slider2 to the left, right,
up, or down to direct the air in the de-
sired direction.
Air vents in the roof liner over the
third-row seats*
1Thumbwheel for air volume control
2Air vent, adjustableAdjusting air volumeTurn thumbwheel1 d o w n t o d e c r e a s e
the air volume.
or
Turn thumbwheel1 up to increase the
air volume.
Adjusting air distribution
Move air vent slider2 to the left, right,
up, or down to direct the air in the de-
sired direction.

251 Controls in detail
Power windows
Closing
Press and release switch2.
To stop the hinged quarter window:
Press and release switch2 once
more.
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 42).
Pull and hold switch1, 2,3, or6
(
page 248).
Once a door window is closed com-
pletely, hold the respective switch for
approximately 3 seconds.
The door window is synchronized.
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 hinged quarter 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 buttonΠon the
SmartKey or SmartKey with
KEYLESS-GO* until the windows and
the tilt/sliding sunroof* have reached
the desired position.
Release buttonΠon the SmartKey
or SmartKey with KEYLESS-GO* to
interrupt the opening procedure.
iWhen the obstruction sensor detects the
hinged quarter window is blocked during the
closing process, it will stop and open slightly.
iEach door window must be resynchronized
separately.

252 Controls in detail
Power windows
Convenience closing feature
When locking the vehicle, you can simulta-
neously close

the door windows

the hinged quarter windows*

the tilt/sliding sunroof*
Aim transmitter eye of the SmartKey or
SmartKey with KEYLESS-GO* at the
driver’s outside door handle
(
page 251).
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 72) 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.
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‹.
Vehicles with KEYLESS-GO*:

Release the lock button (page 72) 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.