climate MERCEDES-BENZ S600 2008 W221 User Guide

255 Control systems
COMAND automatic climate control
Selecting “ACOFF”: Slide qmr or
rotateymz.
Confirming selection: Press n.
A checkmark appears when the cooling
is switched off.
“AC
OFF” appears in the central menu of
the climate control settings.Selecting “Mono” mode
“Mono” is used to adjust the climate zones
for the entire vehicle at the same time.
When the “Mono” function is switched on
and you change the climate on the driver’s
side, these changes will be carried out in
the same manner for all climate zones.
Select climate control settings
Cen-
tral climate control menu.
Selecting “Mono”: Slide qmr or
rotateymz.
Confirming selection: Press n.
A checkmark appears when the func-
tion has been selected.
Exiting menu: Press back button L
in the center console (
page 86) or
slideomp.The “Mono” function is automatically
switched off when you:

change an automatic climate control
setting for the front passenger’s side
using COMAND

operate a button from the automatic
climate control for the front passen-
ger’s side

operate one of the buttons for the rear
climate control system
Adjusting footwell temperature
The “Footwell Temperature” function is
used to adjust the temperature difference
between the footwell and the rest of the
passenger compartment.
The higher the selected value, the higher
the temperature in the footwell will be.
Select climate control settings
Cen-
tral climate control menu.
!If the air conditioning cannot be turned on
again, this indicates that the air conditioning is
losing refrigerant. The compressor has turned it-
self off.
Have the air conditioning checked at the nearest
authorized Mercedes-Benz Center.
iIn automatic mode, this setting optimizes
the footwell temperature when outside tempera-
tures are low.


256 Control systems
COMAND automatic climate control
Selecting “Footwell Temperature”:
Slide qmr or rotate ymz and then
pressn.
Changing temperature difference:
Slide qmr or rotate ymz.
Exiting menu: Press n, back
buttonL in the center console
(
page 86) or slideomp.
The setting is saved.Adjusting air flow from air vents
The “Airflow” setting defines air distribu-
tion and air volume in automatic mode:

“Focused” (default setting, increased
air flow)

“Medium” (reduced air flow)

“Diffuse” (minimal air flow)
Select climate control settings
Cen-
tral climate control menu
“Airflow”.
A selection list appears.
The current setting is indicated by a
dotR.
Changing air flow: Slide qmr or
rotateymz.
Confirming selection: Press n.
iIn automatic mode, this setting optimizes
the air flow when outside temperatures are high.
iWhen the interior ambient temperature of
the vehicle is very hot and the automatic climate
control is cooling the interior, the setting for air
flow is temporarily overridden.


257 Control systems
COMAND automatic climate control
Operating rear climate control* from
the front
The “Rear)” function is used to oper-
ate the rear climate control via COMAND
and the buttons on the center console con-
trol unit (
page 477).
Switching on rear climate control oper-
ation from the front
Select climate control settings
Cen-
tral climate control menu.
Selecting “Rear)”: Slide qmr or
rotate ymz.
Confirming selection: Press n.In the climate control settings, “)”
appears in the central menu. The rear
climate control can be operated from
the front.
Climate control settings, rear climate
control
1Rear temperature, left
2Rear air distribution, left
3Rear air volume
4Central menu for rear climate control
5Rear air distribution, right
6Rear temperature, right
The rear climate control is operated in the
same manner as the climate control sys-
tem for the driver’s and front passenger’s
side (
page 251).Central menu for rear climate control
In the central menu for the rear climate
control, you can:

switch back to operating the front cli-
mate control system

switch off the rear climate control

switch the automatic function of the
rear climate control from automatic to
manual
Select climate control settings
Cen-
tral climate control menu.

258 Control systems
COMAND automatic climate control
Switching off rear climate control oper-
ation from the front
Select climate control settings
Cen-
tral climate control menu.
The current setting is indicated by a
dotR.
Selecting “Front Climate Control”:
Slide qmr or rotate ymz.
Confirming selection: Press n.
The climate control settings shows the
climate control settings for the driver
and front passenger.Switching off rear climate control
Select climate control settings
Cen-
tral climate control menu.
The current setting is indicated by a
dotR.
Selecting “Rear Climate Control
OFF”: Slide qmr or rotate ymz.
Confirming selection: Press n.
The rear climate control is switched off.Switching on the automatic function of
the rear climate control
Select climate control settings
Cen-
tral climate control menu.
The current setting is indicated by a
dotR.
Selecting “Rear Automatic”:
Slideqmr or rotate ymz.
Confirming selection: Press n.
The automatic function of the rear cli-
mate control is switched on.

331 Controls in detail
Locking and unlocking
Starter switch positions
Seats
Steering wheel
Mirrors
Memory function
Fastening the seat belts
Lighting
Windshield wipers
Power windows
Driving and parkingAutomatic transmission
Instrument cluster
Driving systems
Air vents
Automatic climate control
Trunk
Power tilt/sliding sunroof
Panorama roof with power
tilt/sliding panel*
Loading and storing
Useful features

384 Controls in detail
Power windows
Switch on the ignition (page 344).
Opening: Press the lower part of
switch1 to 4 (
page 383) to the re-
sistance point.
The corresponding window will move
downwards until you release the
switch.
Closing: Press the upper part of
switch1 to 4 (
page 383) to the re-
sistance point.
The corresponding window will move
upwards until you release the switch.
If the 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 or SmartKey
with KEYLESS-GO*, by pressing and holding
the sensor surface (vehicles with
KEYLESS-GO*) on an outside door handle,
or by pressing and holding button, on
the climate control panel, the automatic re-
versal 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. A child’s unsupervised ac-
cess to a vehicle could result in an accident
and/or serious personal injury.iYou can also open or close the windows us-
ing the SmartKey, see “Summer opening fea-
ture” (
page 385) and “Convenience closing
feature” (
page 386).
Depending on current position, the windows may
also open or close when the air recirculation
button, (
page 469) is pressed and held
for 2 seconds.
iOperating the windows from the rear is not
possible if you activate the override switch
(
page 63).
iIf PRE-SAFE® has been activated, the door
windows close automatically until only a small
gap remains.
iWith the SmartKey in starter switch
position0 or removed from the starter switch,
the power windows can be operated:

until you open the driver’s or front passenger
door

for at least 5 minutes if no door was opened
Warning!G
If you press 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.


464 Controls in detail
Driving systems
Removing condensation
Check settings of automatic climate
control and change them, if necessary
(
page 469).
Swing the camera cover downward
(
page 591).
Cleaning inside of windshield
Clean inside of windshield in front of
camera with a soft, non-scratching
cloth (
page 591).

467 Controls in detail
Air vents
Please comply with the following instruc-
tions in order for the automatic climate
control to function optimally:

Keep the air intake grille in front of the
windshield free of snow, leaves, sticks,
and any other debris.

Always keep all air vents and grilles in
the passenger compartment free from
obstruction.
Item
1Left side defroster vent, fixed
2Left side air vent, adjustable
3Left center air vent, adjustable
4Thumbwheel for air volume control
for left center air vent
5Thumbwheel for air volume control
for right center air vent
6Right center air vent, adjustable
7Right side defroster vent, fixed
8Right side air vent, adjustable
9Front climate control panel
aThumbwheel for left rear center air
vents
bLeft rear center air vent, adjustable
cRight rear center air vent, adjustable
dThumbwheel for right rear center air
vents
eRear climate control panel*
Warning!G
When operating the automatic climate con-
trol, the air that enters the passenger com-
partment through the air vents can be very
hot or very cold (depending on the set tem-
perature). This may cause burns or frostbite
to unprotected skin in the immediate area of
the air vents.
Always keep sufficient distance between un-
protected parts of the body and the air
vents. If necessary, use the air distribution
adjustment (
page 253) to direct the air to
air vents in the vehicle interior that are not
in the immediate area of unprotected skin.

468 Controls in detail
Air vents
Opening and closing air vents
Center air vents
Opening: Turn thumbwheels 4
and5 upward (
page 466).
Closing: Turn thumbwheels 4 and 5
downward.
Side air vents
Opening: Turn thumbwheels next to
side air vents2 and8 upward
(
page 466).
Closing: Turn thumbwheels down-
ward.
Rear center console air vents
Increasing/decreasing air volume:
Turn thumbwheelsa or d to the left
or right (
page 466).
Ventilated storage compartment
In vehicles without rear passenger com-
partment climate control*: the storage
compartment under the front armrest can
be ventilated when the automatic climate
control is switched on.1Switching ventilation off
2Switching ventilation on
The air volume is dependent on the setting
of:

air distribution control

air volume control

air vents in the dashboard
The air temperature is about the same as
that of the dashboard air vents. It cannot
be regulated separately.
iFor draft-free ventilation, move the sliders
for the center air vents 3 and 6 (
page 466)
to the middle position.
iVehicles without rear passenger compart-
ment climate control*:
The temperature at the air ventsb andc
(
page 466) for rear passenger compartment
will be approximately the same as at the dash-
board center air vents.
!Extreme temperatures can occur in the stor-
age compartment. Switch off the air vents in the
storage compartment while the heating is
switched on if you are transporting heat-sensi-
tive items in the compartment.
Keep the air vents free of obstruction.

469 Controls in detail
Automatic climate control
Automatic climate control
Automatic climate control panel, front
Item
1AUTO mode for air distribution and
volume, left
2Temperature control, left
3Manual fan speed adjustment, left
4Front defroster
Item
5Air recirculation
6Automatic climate control on/off
7Residual engine heat and ventilation
(REST)
8Rear window defroster
Item
9Manual fan speed adjustment, right
aTemperature control, right
bAUTO mode for air distribution and
volume, right