
XSelect Source from the AUX menu and
press the 9 button to confirm.XSelect Display Aux and press the 9
button to confirm.
You will see and hear the content of the
video source if it is switched to playback. If
no video image is available from the AUX
source connected, you will see an audio
menu.
Selecting the active COMAND source
XSelect Aux in the menu using the
9=; buttons on the remote
control and press the 9 button to confirm.XSelect Source from the AUX menu and
press the 9 button to confirm.XSelect COMAND and press the 9 button to
confirm.
The audio or video mode selected in
COMAND is transmitted to the Rear Seat
Entertainment System.
Operation with an active COMAND
source
You can transfer an audio or video mode
selected in COMAND to the Rear Seat
Entertainment System.
i If you subsequently switch modes in
COMAND, the new source will not be
transmitted to the Rear Seat Entertainment
System.
XSwitching on the function in COMAND:
switch on the desired audio mode in
COMAND or show the menu in video DVD
mode.XSelect the menu item at the bottom left,
e.g. CD in audio CD mode, by sliding VÆ
and turning cVd the COMAND controller
and press W to confirm.XSelect Active source for rear and
press W to confirm.
In the status bar at the top, you will see the
headphones icon and the _ icon for the
source that has been switched on.XTo switch off the function in COMAND:
switch on the desired audio mode in
COMAND or show the menu in video DVD
mode.XSelect the menu item at the bottom left,
e.g. CD in audio CD mode, by sliding VÆ
and turning cVd the COMAND controller
and press W to confirm.XSelect _Rear off and press W the
COMAND controller to confirm.
Adjusting the brightness, contrast or
color
XSelect Source in the rear-compartment
screen and press the 9 button on the
remote control to confirm.XSelect Display Aux or Disk drive Aux
and press the 9 button to confirm.XSelect Brightness , Contrast or color
and press the 9 button to confirm.
An adjustment scale appears.XSelect a setting using the 9 or :
button and press the 9 button to confirm.
Changing the picture format
XSelect Source in the AUX menu and press
the 9 button on the remote control to
confirm.XSelect Display Aux or Disk drive Aux
and press the 9 button to confirm.XSelect 16:9 optimized , 4:3 or
Widescreen using the 9: buttons
and press the 9 button to confirm.
The ä icon in front of a menu item
indicates the current setting.256Rear Seat Entertainment SystemCOMAND

Vehicle
Vehicle
General notes
In this menu, you can set the following vehicle
functions:
RECO
RMulticontour seat settings
RRear window blind
REASY-ENTRY/EXIT feature
RExterior lighting delayed switch-off time
RInterior lighting delayed switch-off
RAmbient lighting
RAutomatic folding mirror
RLocator lighting
RAutomatic locking feature
RTrunk lid opening height restriction
You can open the "Vehicle" menu in one of
two ways.
Opening the "Vehicle" menu from the
main area in the center of the display
:"Vehicle" menu item;Main areaXSelect Vehicle in the main function bar by
sliding XVY and turning cVd the
COMAND controller and press W to
confirm.
Main area ; is active.
XSelect the individual vehicle functions by
sliding XVY or turning cVd the COMAND
controller and press W to confirm.
Opening from the "Vehicle" menuXSelect Vehicle in the main function bar by
sliding XVY and turning cVd the
COMAND controller and press W to
confirm.
The "Vehicle" submenu opens.
XSelect the individual vehicle functions in
the menu by sliding XVY or turning cVd
the COMAND controller and press W to
confirm.
In the next section, it is the first procedure
that is always described.
Switching the ECO function on/off
The ECO start/stop function switches the
engine off automatically when the vehicle is
stopped under certain conditions. When
pulling away again, the engine starts
automatically (Y page 302). You can switch
the ECO start/stop function on and off using
COMAND.
If you switch the ECO start/stop function off
using COMAND, the function is switched on
again automatically when you switch the
ignition off and on again.
Vehicle257COMANDZ

You can access the automatic climate control
menu via the air conditioning function bar.
To do so, make certain that the key is in
position 2 in the ignition lock.
Air conditioning function bar
:To set the temperature, left;To set the air distribution, left=To set the airflow, left?Climate control main menu
(Y page 263)
ATo set the airflow, rightBTo set the air distribution, rightCTo set the temperature, right
Setting the temperature
You can set the temperature separately for
the driver’s and front-passenger side.
XSelect left temperature display : or right
temperature display C in the air-
conditioning function bar by turning cVd
the COMAND controller and press W to
confirm.
XTo adjust the temperature: slide ZVÆ or
turn cVd the COMAND controller.
XTo confirm the selection: press W the
COMAND controller.
Setting the air distribution
You can set the air distribution separately for
the driver’s side and for the front-passenger
side.
XSelect left air distribution ; or right air
distribution B by turning cVd the
COMAND controller and press W to
confirm.
¯Directs air through the defroster ventsPDirects air through the center and side
air vents
ODirects air through the footwell ventsSDirects air through the center, side and
footwell vents
aDirects air through the defroster and
footwell vents
_Directs air through the defroster,
center, side and footwell vents
bDirects air through the defroster,
center and side air vents
WControls air distribution automaticallyXTo adjust the air distribution: turn cVd
the COMAND controller.
XTo confirm the selection: press W the
COMAND controller.
262VehicleCOMAND

To switch back from operation of the rear-
compartment air-conditioning system from
the front:
XIn the climate control main menu, select
Front climate control and press W.
The air conditioning function bar shows the
climate control settings for the driver and
front passenger.
To switch off the rear-compartment air-
conditioning system:
XIn the climate control main menu, select
Rear climate control off and press
W.
To switch on automatic mode for the rear-
compartment air-conditioning system:
XIn the climate control main menu, select
Rear automatic and press W.
Automatic mode for the rear-compartment
air-conditioning system is switched on.
Seats
Lumbar supports
The lumbar support in the backrest of the
driver's and front-passenger seats can be
adjusted to provide optimum support for your
back.
XTo select the seat: press the T
function button.
The main area of the COMAND display is
active. A scale appears.
XTo move to the lower menu bar: select
by sliding ZVÆ the COMAND controller
and press W to confirm.
iWhen you press the T function button,
the previously adjusted seat is active.
XTo adjust the lumbar support: select by
sliding XVY or turning cVd the COMAND
controller and press W to confirm.
Multicontour seat
iInformation about the components and
operating principles of COMAND can be
found on (Y page 116).
The contour of the driver's seat and front-
passenger seat backrests can be individually
adjusted to provide optimum support for your
back. This is achieved by controlling the
pressure in the air chambers in the
multicontour seat.
The adjustments are made using the
COMAND display.
iWhen you adjust the multicontour seat,
you may hear the air being pumped in or
released.
You can adjust the following air cushions:
Rseat side bolsters
Rseat backrest side bolsters
Rbackrest curvature in the lumbar region
Rbackrest curvature in the upper back
region
XMake sure that the key is in position 2 in
the ignition lock.
XPress the T function button.
Selecting the seat
You must first select the seat for which you
wish to make adjustments.
XPress the T function button.
The main area is active.
XTo move to the lower menu bar: select
by sliding ZVÆ the COMAND controller
and press W to confirm.
266VehicleCOMAND

XTo select a seat: select by sliding XVY or
turning cVd the COMAND controller and
press W to confirm.
Exiting a menu
There are several ways of exiting the menu for
the multicontour seat:
XPress the T function button again.
or
XPress any function button.
or
XSelect another main function from the
basic menu.
Display values
Two values are displayed on the setting scale
if you adjust the multicontour seat:
RRed: this is the set value which you specify
when making the adjustment.
RWhite: this is the current actual value,
which is slowly brought into line with the
set value.
Adjusting the seat side bolsters
This function allows you to adjust the air
cushions in the seat side bolsters.
XSelect the seat (Y page 266).XSelect Seat sides by sliding XVY or
turning cVd the COMAND controller and
press W to confirm.
A scale appears.
XSelect Setting by sliding ZVÆ or turning
cVd the COMAND controller and press
W to confirm.
Adjusting the seat backrest side bolsters
This function allows you to adjust the air
cushions in the seat backrest side bolsters.
XSelect the seat (Y page 266).XSelect Backr. sides by sliding XVY or
turning cVd the COMAND controller and
press W to confirm.
A scale appears.
XSelect Setting by sliding ZVÆ or turning
cVd the COMAND controller and press
W to confirm.
Adjusting the backrest curvature in the
lumbar region
This function allows you to adjust the air
cushions in the lumbar region of the backrest.
Vehicle267COMANDZ

Automatic mode will achieve optimal
operation if cooling with air dehumidification
is also activated. If desired, cooling with air
dehumidification can be deactivated.
Controlling the front climate control
using the front control panel
XTurn the key to position 2 in the ignition
lock.
XSet the desired temperature.X To switch on: press the à rocker
switch up or down.
The indicator lamp in the à rocker
switch lights up.
XTo switch off: press the K rocker
switch up or down.
The indicator lamp in the à rocker
switch goes out.
or
XSet the air distribution using COMAND
(Y page 262).
The indicator lamp in the à rocker
switch goes out.
Controlling the rear-compartment
climate control automatically using the
front control panel
XTurn the key to position 2 in the ignition
lock.
XActivate the Y rear compartment
function via COMAND (Y page 265).
Rear-compartment climate control can be
controlled via the front control panel using
the Y rear compartment function.
XSet the desired temperature.X To switch on: press the à rocker
switch up or down.
The indicator lamp in the à rocker
switch lights up.
XTo switch off: press the K rocker
switch up or down.
The indicator lamp in the à rocker
switch goes out.
or
XSet the air distribution using COMAND
(Y page 262).
The indicator lamp in the à rocker
switch goes out.
iTo return to the standard display, activate
the "front climate control" function via
COMAND (Y page 265).
iThe rear display changes to the standard
display automatically after five seconds.
Controlling the rear-compartment
climate control automatically using the
rear control panel
XTurn the key to position 2 in the ignition
lock.
XSet the desired temperature.X To activate: press rocker switch K up or
down and select AUTO (Y page 287).
XTo deactivate: press rocker switch K up
or down and select MAN or
OFF (Y page 287).
Setting the temperature
Climate control climate zones
You can select different temperature settings
for the driver's and front-passenger sides as
290Operating the climate control systemsClimate control

well as for the left and right sides of the rear
compartment and the footwells.
Setting the front-compartment
temperature using the front control
panelXTurn the key to position 2 in the ignition
lock.XTo increase/reduce: press the w
rocker switch up or down.
Only change the temperature setting in
small increments. Start at 72 ‡ (22 †).
i You can also use COMAND to set the
temperature ( Y page 262).
Setting the temperature in the rear
compartment using the front control
panel
XTurn the key to position 2 in the ignition
lock.XActivate the Y rear compartment
function via COMAND ( Y page 265).
The rear-compartment climate control can
be controlled via the front control panel
using the Y rear compartment function.XTo increase/reduce: press the w
rocker switch up or down.
Only change the temperature setting in
small increments. Start at 72 ‡ (22 †).
i To return to the standard display, activate
the front climate control function via
COMAND ( Y page 265).
i The rear display changes to the standard
display automatically after five seconds.
Setting the temperature in the rear
compartment using the rear control
panel
XTurn the key to position 2 in the ignition
lock.XTo increase/reduce: press rocker
switch H or M up or down ( Y page 287).Only change the temperature setting in
small increments. Start at 72 ‡ (22 †).
Setting the footwell temperature
The footwell temperature can be set via
COMAND ( Y page 264).
Setting the air distribution
Air distribution settings
The air distribution can be set individually for
the driver's and front-passenger sides.
¯directs the airflow through the
defroster ventsPdirects the airflow through the center
and side air ventsOdirects the airflow through the footwell
air ventsSdirects the airflow through the center
and side air vents, as well as the
footwell air ventsadirects the airflow through the footwell
and defroster vents_directs the airflow through the
defroster, center and side air vents, as
well as the footwell air ventsbdirects the airflow through the center
and side air vents, as well as the
defroster ventsWadjusts the air distribution
automatically
Setting the air distribution in the front/
rear compartment using COMAND
The air distribution can be set using COMAND
( Y page 262).
Setting the rear-compartment air
distribution using the rear control panel
XTurn the key to position 2 in the ignition
lock.XPress rocker switch I or L up or down
repeatedly ( Y page 287) until the desiredOperating the climate control systems291Climate controlZ

air distribution symbol is shown in the
display.
Setting the airflow
Setting the front-compartment airflow
using the front control panel
You can select different airflow settings for
the driver's and front-passenger sides as well
as for the rear compartment.
You can also use COMAND to set the airflow
( Y page 263).
XTurn the key to position 2 in the ignition
lock.XTo increase/reduce: press the K
rocker switch up or down.
Setting the rear-compartment airflow
using the front control panel
XTurn the key to position 2 in the ignition
lock.XActivate the Y rear compartment
function via COMAND ( Y page 265).
The rear-compartment climate control can
be controlled via the front control panel
using the Y rear compartment function.XTo increase/reduce: press the K
rocker switch up or down.
Setting the rear-compartment airflow
using the rear control panel
XTurn the key to position 2 in the ignition
lock.XTo increase/reduce: press rocker switch
J up or down ( Y page 287).
Defrosting the windshield
You can use this function to defrost the
windshield or to defrost the inside of the
windshield and the side windows.
i You should only select the defrosting
function until the windshield is clear again.XTurn the SmartKey to position 2 in the
ignition lock.XTo switch on: press the ¬ rocker
switch up or down.
The indicator lamp in the ¬ rocker
switch lights up.
The climate control system switches to the
following functions:
R cooling with air dehumidification on
R high airflow 20
R high temperature 20
R air distribution to the windshield and
front side windows
R air-recirculation mode offXTo switch off: press the ¬ rocker
switch up or down.
The indicator lamp in the ¬ rocker
switch goes out. The previously selected
settings come into effect again. The cooling
with air dehumidification function remains
on. Air-recirculation mode remains
deactivated.
or
XPress the w rocker switch up or down.
or
XPress the K rocker switch up or down.
Maximum cooling MAX COOL
The MAX COOL function is only available in
vehicles for the USA.
MAX COOL is only operational when the
engine is running.
The MAX COOL function is activated
automatically:
R if climate control is set to automatic
( Ã ) on both sides
R if additional cooling is used
The display shows MAX COOL.
20
Depending on the outside temperature.292Operating the climate control systemsClimate control