The system automatically switches off
approximately 20 minutes after it is set to
level
1.
X Make sure that the SmartKey is in position
1or 2in the ignition lock.
X To switch on: press button:repeatedly
until the desired heating level is set.
X To switch off: press button:repeatedly
until all the indicator lamps go out.
Problems with the seat heating The seat heating has switched itself off
prematurely. The vehicle's electrical system
voltage is too low because too many electrical
consumers are switched on.
X Switch off electrical consumers that you do
not need, such as the rear window
defroster or interior lighting. Switching the seat ventilation on/off
Switching on/off The three blue indicator lamps in the buttons
indicate the ventilation level you have
selected.
i
If the battery voltage is too low, the seat
ventilation may switch off. X
Make sure that the SmartKey is in position
2in the ignition lock.
X To switch on: press button:repeatedly
until the desired ventilation level is set. i
You can open the side windows and the
sliding sunroof using the "Convenience
opening" feature (Y page 89). The seat
ventilation of the driver's seat
automatically switches to the highest level.
X To switch off: press button:repeatedly
until all the indicator lamps go out.
Problems with the seat ventilation The seat ventilation has switched off
prematurely. The vehicle's electrical system
voltage is too low because too many electrical
consumers are switched on.
X
Switch off electrical consumers which you
do not need, such as the rear window
defroster or interior lighting. Steering wheel
Important safety notes
G
WARNING
Do not adjust the steering wheel while driving.
Adjusting the steering wheel while driving
could cause the driver to lose control of the
vehicle.
The electrical steering wheel adjustment
feature can be operated at any time.
Therefore, do not leave children unattended
in the vehicle, or with access to an unlocked
vehicle. Achild's unsupervised access to a
vehicle could result in an accident and/or
serious personal injury. 102
Steering wheelSeats, steering wheel and mirrors
Adjusting the steering wheel
:
To adjust the steering wheel position
(fore-and-aft adjustment)
; To adjust the steering wheel height
i Other topics:
R EASY-ENTRY/EXIT feature
(Y page 103)
R storing settings (Y page 106)
R operating the on-board computer
(Y page 337) Steering wheel heating
Switching on/off The steering-wheel heating heat
sthe leather
areas of the steering wheel. X
Make sure that the SmartKey is in position
2 in the ignition lock.
X To switch on/off: turn the lever in the
direction of arrow :or;.
Indicator lamp =lights up or goes out. Vehicles without KEYLESS-GO: when you
remove the SmartKey from the ignition lock,
the steering wheel heating is deactivated.
Vehicles with KEYLESS-GO: when you switch
off the ignition and open the driver's door, the
steering wheel heating is deactivated.
i
The steering wheel heating is deactivated
when the temperature in the vehicle
interior is higher than 86 ‡ (30 †).
i The steering wheel heating is switched off
automatically after about 24 minutes. EASY-ENTRY/EXIT feature
Important safety notes The EASY-ENTRY/EXIT feature makes getting
in and out of your vehicle easier.
You can activate and deactivate the EASY-
ENTRY/EXIT feature using COMAND
(Y
page 236). G
WARNING
You must make sure no one can become
trapped or injured by the moving steering
wheel and driver's seat when the EASY-
ENTRY/EXIT feature is activated.
To stop steering wheel and seat movement,
do one of the following:
R move the seat adjustment switch.
R move the steering column adjustment
switch.
R press one of the memory function position
buttons or memory button M.
Do not leave children unattended in the
vehicle, or with access to an unlocked vehicle.
Children could open the driver's door and
unintentionally activate the EASY-ENTRY/
EXIT feature. This could result in an accident
and/or serious personal injury. G
WARNING
Let the system complete the adjustment
procedure before setting the vehicle in
motion. All steering wheel adjustment must Steering wheel
103Seats, steering wheel and mirrors
Z
be completed before setting the vehicle in
motion. Driving off with the steering wheel
still adjusting could cause the driver to lose
control of the vehicle.
! Do not activate the EASY-ENTRY/EXIT
feature, if the seat backrest is reclined too
far backwards. This can damage the front
or rear seats. You must first move the
backrest to a vertical position.
Position of the steering wheel and the
driver's seat when the EASY-ENTRY/
EXIT feature is active The steering wheel tilts upwards and the
driver's seat moves backwards if you:
R
remove the SmartKey from the ignition lock
R open the driver's door when the SmartKey
is in the ignition lock or KEYLESS-GO is in
position 1
i The steering wheel only moves upwards if
it has not already reached the upper end
stop. The driver's seat only moves
backwards if it is not already in the
rearmost position.
Position of the steering wheel and the
driver's seat for driving If you insert the SmartKey into the ignition
lock with the driver's door closed, depending
on the setting, the position of the steering
wheel and the driver's seat will be changed to
the previously set position.
The last position of the steering wheel or seat
is stored if:
R
the ignition is switched off or
R the setting is stored with the memory
function.
Crash-responsive EASY-EXIT feature If the crash-responsive EASY-EXIT feature is
triggered in an accident, the steering column
will move upwards when the driver's door is
opened. This occurs irrespective of the position of the SmartKey in the ignition lock.
This makes it easier to exit the vehicle and
rescue the occupants.
The crash-responsive EASY-EXIT feature is
only operational if the EASY-EXIT/ENTRY
feature is activated in the on-board computer.
Mirrors
Exterior mirrors
Adjusting the exterior mirrors G
WARNING
Exercise care when using the passenger-side
exterior rear view mirror. The mirror surface
is convex (outwardly curved surface for a
wider field of view). Objects in mirror are
closer than they appear. Check your interior
rear view mirror and glance over your
shoulder before changing lanes.
The exterior mirrors are automatically heated
if the rear window defroster is switched on
and the outside temperature is low. X
Make sure that the SmartKey is in position
1or 2in the ignition lock.
X Press button ;for the right-hand exterior
mirror or button =for the left-hand
exterior mirror.
The indicator lamp lights up in the button
that has been pressed.
X Press adjustment button :up, down, to
the left or right until you have adjusted the
exterior mirror to the correct position .You 104
MirrorsSeats, steering wheel and mirrors
should have a good overview of traffic
conditions.
Folding the exterior mirrors in or out
electrically X
Make sure that the SmartKey is in position
1 or 2in the ignition lock.
X Briefly press button :.
Both exterior mirrors fold in or out.
i Make sure that the exterior mirrors are
always folded out fully while driving. They
could otherwise vibrate.
Folding the exterior mirrors in or out
automatically When the "Automatic mirror folding" function
is activated in COMAND (Y page 236):
R the exterior mirrors fold in automatically as
soon as you lock the vehicle from the
outside.
R the exterior mirrors fold out again
automatically as soon as you unlock the
vehicle and then open the driver's or front-
passenger door.
i If the exterior mirrors have been folded in
manually, they do not fold out.
Exterior mirror out of position If an exterior mirror has been pushed out of
position, proceed as follows: X
Press the mirror-folding button
(Y page 105) repeatedly until you hear the
mirror engage in position.
The mirror housing is engaged againa nd
you can adjus tthe exterior mirrors as usual
(Y page 104). Automatic anti-glare mirrors
G
WARNING
If incident light from headlamps is prevented
from striking the sensor in the rear-view
mirror, for instance, by luggage piled too high
in the vehicle, the mirror's automatic anti-
glare function will not operate.
Incident light could then blind you. This may
distract you from the traffic conditions and,
as a result, you may cause an accident.
The rear-view mirror and the exterior mirror
on the driver's side automatically go into anti-
glare mode if the ignition is switched on and
incident light from headlamps strikes the
sensor in the rear-view mirror.
The mirrors do not go into anti-glare mode if
reverse gear is engaged or the interior lighting
is switched on. Parking position for the exterior
mirror on the front-passenger side
Setting and storing the parking position You can position the front-passenger side
exterior mirror in such a way that you can see
the rear wheel on that side as soon as you
engage reverse gear. You can store this
position. Mirrors
105Seats, steering wheel and mirrors Z
X
Make sure that the vehicle is stationary and
that the SmartKey is in position 2in the
ignition lock.
X Press button =for the exterior mirror on
the front-passenger side.
X Engage reverse gear.
The exterior mirror on the front-passenger
side moves to the preset parking position.
X Use adjustment button ;to adjust the
exterior mirror. You should see the rear
wheel and the curb in the exterior mirror.
The parking position is stored.
i If you shift the transmission to another
position, the exterior mirror on the front-
passenger side returns to the driving
position.
i You can also store the parking position
using memory button M:.
X Make sure that the SmartKey is in
position 2in the ignition lock.
X With the exterior mirror on the front-
passenger side activated, use
adjustment button ;to adjust the
exterior mirror. You should see the
rear wheel and the curb in the exterior
mirror on the front-passenger side.
X Press memory button M: and one of
the arrows on adjustment button ;
within three seconds.
The parking position is stored if the
exterior mirror does not move.
If the mirror moves out of position, repeat
the steps. Calling up a stored parking position
setting X
Turn the SmartKey to position 2in the
ignition lock.
X Adjust the exterior mirror on the front-
passenger side with the corresponding
button (Y page 104).
X Engage reverse gear.
The exterior mirror on the front-passenger
side moves to the stored parking position.
The exterior mirror on the front-passenger
side moves back to its original position:
R as soon as you exceed a speed of 9mph
(15 km/h)
R about ten seconds after you have
disengaged reverse gear
R if you press button ?for the exterior
mirror on the driver's side Memory function
Storing settings
G
WARNING
Do not activate the memory function while
driving. Activating the memory function while
driving could cause the driver to lose control
of the vehicle.
With the memory function, you can store up
to three different settings, e.g. for three
differen tpeople.
The following settings are stored as a single
memory preset:
R seat, backrest, head restraint position and
contour of the backrest in the lumbar
region
R active multicontour seat: activated/
deactivated
R multicontour seat: the side bolsters of the
seat cushion and the backrest as well as
the contour of the backrest in the lumbar
and shoulder regions 106
Memory functionSeats, steering wheel and mirrors
R
driver's side: steering wheel position
R driver's side: position of the exterior
mirrors on the driver's and front-passenger
sides X
Adjust the seat (Y page 98).
X On the driver's side, adjust the steering
wheel (Y page 103 )and the exterio rmirrors
(Y page 104).
X Briefly press the Mmemory button and
the npress storage position button 1,2or
3 withi nthree seconds until you hear an
acknowledgment tone.
The settings are stored in the selected
storage position. Calling up
astore dsetting
X Press and hold the relevant storage
position button 1,2or 3until the seat,
steering wheel and exterio rmirrors are in
the stored position.
i If you release the storage position button,
the seat, steering wheel and mirror setting
functions stop immediately. The
multicontour seat setting or lumbar
support adjustmen tis still carried out. Memory function
107Seats, steering wheel and mirrors Z
Navi Audio Telephone Video Vehicle
Mode FM/AM radio Video DVD ECO
Map orientation Sat radio AUX Multicontour
seat/lumbar
settings
Point of interest
symbols on the map Disc Video off Rear window
blind
Traffi
csymbols on the
map Memory card EASY-ENTRY/
EXIT system
Text information on
map MUSIC
REGISTER Exterior
lighting
delayed
switch-off
O
Topographical
map Media
Interface Interior
lighting
delayed
switch-off
O
City view USB Ambient
lighting
O
Freeway
information AUX O
Automatic
mirror fold-in
function O
Volume reduction Audio off O
Locator
lighting SIRIUS service O
Automatic
locking Map version O
Interior
motion sensor O
Tow-away
alarm O
Trunk lid
opening height
restriction SPLITVIEW
SPLITVIEW allows you to simultaneously use
different COMAND functions on the front-
passenger side and on the driver's side.
Depending on the viewing angle of the display
(from the driver's seat or from the front-
passenger seat), you will see two different
displays.116
At
ag lanceCOMAND
gradually. This enables you to determine
whether the system is able to play the
music at high volume without distorting it. Vehicle
Vehicle functions
General information In this menu, you can set the following vehicle
functions:
R
ECO
R multicontour seat settings
R rear window blind
R EASY-ENTRY/EXIT feature
R exterior lighting delayed switch-off
R interior lighting delayed switch-off
R ambient lighting
R automatic folding mirror function
R locator lighting
R automatic locking feature
R trunk 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 area
X Select Vehicle in the main function bar by
sliding XVYand turning cVdthe COMAND controller and press
Wto
confirm.
Main area ;is active.
X Select the individual vehicle functions by
sliding XVYor turning cVdthe COMAND
controller and press Wto confirm.
Opening from the "Vehicle" menu X
Select Vehicle in the main function bar by
sliding XVYand turning cVdthe
COMAND controller and press Wto
confirm.
The "Vehicle" submenu opens.
X Select the individual vehicle functions in
the menu by sliding XVYor turning cVd
the COMAND controller and press Wto
confirm.
In the next section, it is the first procedure
that is always described.
Switching the ECO function on/off i
Hybrid vehicles: the ECO start/stop
function cannot be switched off.
The ECO start/stop function switches the
engine off automatically if the vehicle is
stopped under certain conditions. When
pulling away again, the engine starts
automatically (Y page 276). 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. This is the case if you
switch the ignition off and on again. Vehicle
235COMAND Z