Page 83 of 801

82 Safety and SecurityAnti-theft systemsImmobilizer
The immobilizer prevents unauthorized
persons from starting your vehicle.
When leaving the vehicle, always take the
SmartKey or SmartKey with KEYLESS-GO*
with you, and lock the vehicle. The engine
can be started by anyone with a valid
SmartKey or SmartKey with KEYLESS-GO*
that is left inside the vehicle.
Activating
With the SmartKey: Remove the
SmartKey from the starter switch.
With the KEYLESS-GO*: Turn off the
engine (
page 372) and open the driv-
er’s door.
Deactivating
Switch on the ignition (
page 370).
Anti-theft alarm system
Once the alarm system has been armed, a
visual and audible alarm is triggered when
someone opens:
a door
the trunk
the hood
The alarm will stay on even if the activating
element (a door, for example) is immedi-
ately closed.
The alarm system will also be triggered
when
the vehicle is opened with the
mechanical key
a door is opened from the inside
To cancel the alarm after it has been trig-
gered, see “Canceling the alarm”
(
page 83).
i
Starting the engine will also deactivate the
immobilizer.
In case the engine cannot be started (yet the ve-
hicle’s battery is charged), the system is not op-
erational. Contact an authorized Mercedes-Benz
Center or call 1-800-FOR-MERCedes (in the
USA), or 1-800-387-0100 (in Canada).
Page 84 of 801

83 Safety and Security
Anti-theft systems
1Indicator lamp
Arming: Lock your vehicle with the
SmartKey or KEYLESS-GO*.
The turn signal lamps flash three times
to indicate that the vehicle is locked.
The indicator lamp1 flashes to indi-
cate that the alarm system is armed.
Disarming: Unlock your vehicle with
the SmartKey or KEYLESS-GO*.
The turn signal lamps flash once to in-
dicate that the alarm system is dis-
armed.
Canceling the alarm
To cancel the alarm, do one of the follow-
ing:
Insert the SmartKey or SmartKey with
KEYLESS-GO* in the starter switch.
Press the Œ or ‹ button on the
SmartKey or SmartKey with
KEYLESS-GO*.
In vehicles with KEYLESS-GO*:
Grasp an outside door handle.
The SmartKey with KEYLESS-GO must
be within 3 ft (1 m) of the vehicle.
Press the KEYLESS-GO start/stop but-
ton (
page 372).
The SmartKey with KEYLESS-GO must
be inside the vehicle.
i
If the alarm stays on for more than
30 seconds, a call to the Response Center is ini-
tiated automatically by the Tele Aid system
(
page 542) provided Tele Aid service was sub-
scribed to and properly activated, and that nec-
essary mobile phone, power supply and GPS
coverage are available.
i
If the turn signal lamps does not flash three
times one of the following elements may not be
properly closed:
a door
the trunk
Close the respective element and lock the vehi-
cle again.
i
The alarm system will rearm automatically
again after approximately 40 seconds if no door
was opened.
Page 90 of 801
89 Control systems
COMAND introduction
Instrument cluster multifunction
display
This section describes features and con-
trols via the COMAND controller, display
and shortcut buttons only.
Please refer to the “Instrument cluster
control system” section of this manual
(page 287) for function descriptions and
operation of the instrument cluster multi-
function display and multifunction steering
wheel buttons as they relate to COMAND
features described in this section.Adjusting COMAND display
illumination
1Knob
Brightening illumination: Turn
knob1 clockwise.
Dimming illumination: Turn knob1
counterclockwise.Swiveling COMAND display
1Button for swiveling display to the left
2Button for swiveling display to the right
You can swivel the COMAND display to the
left or right. The buttons are on the
right-hand side of the instrument cluster.
i
The layout of the menus may vary depending
on your vehicle’s equipment. This manual shows
the menus for a fully equipped vehicle.
Page 94 of 801
93 Control systems
COMAND introduction
Video DVD
Page
Vehicle
Page
Commands/menusVideo DVD
132
Exterior Lighting Delayed Switch-off
264
Submenu overview
134
Locator Lighting
265
Switching to video DVD mode
134
Exterior Mirror Convenience Settings
266
Pause playback
136
Automatic Locking
267
DVD menu
138
Easy Entry/Exit Feature
268
Video AUX
130
Interior Lighting Delayed Switch-off
270
Interior Ambient Light
269
Rear Window Sunshade
271
Trunk Opening-height Restriction*
272
Page 146 of 801

145 Control systems
COMAND telephone*
“911” emergency call
The following conditions must be fulfilled
in order to make a “911” emergency call:
The phone is switched on.
A mobile network is available.
There is a valid SIM card in the phone
(not necessary in all mobile networks).
If you cannot make an emergency call, you
must initiate rescue measures yourself.
The “911” emergency call is a public ser-
vice. Any misuse is punishable by law.Placing a “911” emergency call before
entering PIN/PIN2, PUK/PUK2 or un-
lock code
Entering the number using the COMAND
controller
Select “Telephone” “Dial 911”.
Entering the number using the tele-
phone keypad
Enter digits 9-1-1 (
page 144).
Press s.Placing a “911” emergency call after
entering PIN/PIN2, PUK/PUK2 or un-
lock code
Entering the number using the COMAND
controller
Select “Telephone”.
Select all the digits in sequence.
Select “S”.
Entering the number using the tele-
phone keypad
Enter digits 9-1-1 (
page 144).
Press s.
i
The “911” emergency call system is a public
service. Using it without due cause is a criminal
offense.
i
This function places a call to the local 911
provider. It does not initiate a Tele Aid call.
i
If no SIM card is inserted in the mobile
phone, you can only initiate a “911” emergency
call by using COMAND and the mobile phone.
i
The roof cargo container* may impair mo-
bile phone reception. In an emergency, remove
the mobile phone from the mobile phone cradle
(
page 539) to make a call.
Page 148 of 801

147 Control systems
COMAND telephone*
Entering the PIN2
The phone may request the PIN2 in order
to use certain functions. A corresponding
message appears in the display.
Enter PIN2 digits into mobile phone.
Entering the PUK/PUK2
If you enter the PIN or PIN2 incorrectly
three times, the SIM card will be locked.
A corresponding message appears in the
display. It is necessary to enter the
PUK/PUK2 to unlock it. The PUK and/or
PUK2 are provided by your telephone ser-
vice provider.
Enter PUK/PUK2 digits into mobile
phone.
Entering the unlock code
Many mobile phones can be protected
from unauthorized use with an unlock code
(see mobile phone operating instructions).
If you wish to use the phone functions
when the unlock code is active, a screen
appears requesting that you enter the un-
lock code. You cannot use the phone func-
tions (except “911” emergency call) until
you have entered the unlock code.
Proceed in the same way as entering
the PIN (
page 146).
i
The PIN2 entry applies only to GSM mobile
phones.
i
The PUK/PUK2 entry (P
ersonal U
nblocking
K
ey) applies only to GSM mobile phones.
Page 182 of 801

181 Control systems
COMAND telephone*
Calling up the Bluetooth
® device list
and searching for devices
Calling up the list: Select “Telephone”
“Data/Connections” “Bluetooth”
“Search for Bluetooth devices”.
When you call up the list for the first
time after switching on COMAND, the
search for devices in the reception
range starts automatically. You will see
a display to this effect.
The device list appears after a short
while.
Canceling search:
Select “Cancel”.
The second time you call up the list, and
each time thereafter, the device list ap-
pears immediately if COMAND has not
been switched off and on again in the
meantime.
Starting search manually:
Select “Update”.The device list can contain the following
devices:
All detected devices, whether autho-
rized or not.
All authorized devices, whether detect-
ed or not.
1Authorized and detected device – de-
vice and padlock symbol are the same
color
2Device which was not detected, but
which has been authorized in the past
– device and padlock symbol are differ-
ent colors (the device may be switched
off or not in the vehicle, for example)
3Newly detected device - not yet autho-
rized (no symbol)Displaying details of a Bluetooth
® de-
vice
Call up Bluetooth
® device list
(
page 181).
Select desired device.
Select “Details”.
The detailed display for this device ap-
pears.
Closing detailed display: Slide qmr
or ymz.
i
If the device list already contains twelve au-
thorized devices, you must revoke authorization
for one of the authorized devices. Then you must
switch this device off and then restart the
search. Any new devices for which you would like
to search will otherwise not appear in the list.
Page 197 of 801

196 Control systemsCOMAND navigation (introduction)Hiding or showing the menu system
Hiding: Slide qm.
The “Full Screen” menu item appears in
the main area of the display; it is auto-
matically selected.
Press n.
The menu system is hidden. The map
can be seen in the full screen.
Showing: Press n in the full-screen
map display.Adjusting the map scale
Rotate ymz until the desired map
scale is set.
1Currently set map scale as number
2Scale
3Currently set map scale as a needle on
the scale
4Previously set value before calling up
the scale
As soon as you rotate ymz, scale 2
appears. Rotating clockwise zooms in,
rotating counterclockwise zooms out.Saving current vehicle position as des-
tination in last destinations list
Showing menu system, if neces-
sary: Press n.
Saving: Select “Position” “Save Po-
sition”.
COMAND saves the current vehicle po-
sition as a destination in the last desti-
nations (
page 258).
Moving the map
Slide qmr, omp or wmx.
A crosshair appears on the map.
i
It is only possible to adjust the map scale
with the menu system hidden (full-screen map
display).
i
It is only possible to move the map with the
menu system hidden.