Page 111 of 498

110 Controls in detailLocking and unlocking
Press lock button1 at trunk lid.
All turn signal lamps flash three
times.
An acoustic signal sounds three
times (if equipped and feature acti-
vated).
The locking knobs in the doors
move down.
The anti-theft alarm system is
armed.Unlocking and opening the trunk (vehi-
cles with KEYLESS-GO*)
You can unlock and open the trunk sepa-
rately.
A minimum height clearance of 5.90 ft
(1.80 m) is required to open the trunk lid.
The handle is located in the rear license
plate recess.
Pull on the handle
or
Press and hold buttonŠ until the
trunk unlocks and opens.
iIf the vehicle was previously centrally
locked with KEYLESS-GO, the trunk will
lock automatically after closing it.
To confirm locking, all turn signal lamps
flash three times.iYou can also lock the vehicle using the
lock button at outside door handle
(page 107) or KEYLESS-GO lock-
ing/closing switch (
page 118).
!The trunk lid swings open upwards
automatically. Always make sure there
is sufficient overhead clearance.
Vehicles with trunk opening/closing
system*: to stop the opening proce-
dure, press buttonŠ on the
SmartKey with KEYLESS-GO. The trunk
lid stops moving.iIf the trunk does not open, it is still
locked separately (
page 121).
iIf the vehicle was previously centrally
locked with KEYLESS-GO, the trunk will
lock automatically after closing it.
To confirm locking, all turn signal lamps
flash three times.
Page 113 of 498

112 Controls in detailLocking and unlockingFront doors
Pull on door handle2 on the respec-
tive front door to open door.
If door was locked, locking knob1 will
move up.
Rear doors
Pull up locking knob1 on the
respective rear door to unlock door.
Pull on door handle2 on the
respective rear door to open door.
Opening the trunk
Opening the trunk from the outside
A minimum height clearance of 5.90 ft
(1.80 m) is required to open the trunk lid.
The handle is located above the rear
license plate recess.
In vehicles without KEYLESS-GO*: The
vehicle must be unlocked.
Pull on the handle.
The trunk opens.
!The trunk lid swings open upwards
automatically. Always make sure there
is sufficient overhead clearance.iThe trunk can also be opened using the
buttonŠ on the SmartKey or
SmartKey with KEYLESS-GO* or from
its inside in an emergency, see “Trunk
emergency release” (
page 120).
iIf the vehicle was previously centrally
locked, the trunk will lock automatical-
ly after closing it.
To confirm locking, all turn signal lamps
flash three times.
Page 114 of 498
113 Controls in detail
Locking and unlocking
Opening the trunk from the inside
You can open the trunk from the inside if
the vehicle is stationary.
A minimum height clearance of 5.90 ft
(1.80 m) is required to open the trunk lid.
The switch is located on the driver’s door.
1Remote trunk lid switch with indicator
lamp1Remote trunk lid switch with indicator
lamp (vehicles with trunk open-
ing/closing system*)
Pull remote trunk lid switch1 until the
trunk begins to open.
The trunk opens. The indicator lamp in
the switch comes on and remains lit
until the trunk is closed.
!The trunk lid swings open upwards
automatically. Always make sure there
is sufficient overhead clearance.
Vehicles with trunk opening/closing
system*: To stop the opening proce-
dure, press or pull remote trunk lid
switch1.iThe trunk can also be opened using the
buttonŠ on the SmartKey or
SmartKey with KEYLESS-GO* or from
its inside in an emergency, see “Trunk
emergency release” (
page 120).
Page 132 of 498

131 Controls in detail
Memory function
Memory function
Prior to operating the vehicle, the driver
should check and adjust the seat height,
seat position fore and aft, and seat back-
rest angle if necessary, to ensure adequate
control, reach and comfort. The head re-
straint should also be adjusted for proper
height. See also the section on air bags
(page 65) for more information on prop-
er seat positioning.
In addition, adjust the steering wheel to
ensure adequate control, reach, operation
and comfort. Both the interior and exterior
rear view mirrors should be adjusted for
adequate rear vision.
Fasten seat belts. Infants and small chil-
dren should be seated in a properly se-
cured restraint system that complies with
U.S. Federal Motor Vehicle Safety Stan-
dards 213 and 225 and Canadian Motor
Vehicle Safety Standards 213 and 210.2.With the memory function you can store up
to three different settings.
The following settings are stored when
using the buttons on the driver’s door:
Driver’s seat, backrest and head
restraint position
Settings for multicontour seat*
Steering wheel position
Exterior rear view mirror positionThe following settings are stored when
using the buttons on the front passenger
door:
Front passenger seat, backrest and
head restraint position
Settings for multicontour seat*Warning!
G
Do not activate the memory function while
driving. Activating the memory function
while driving could cause the driver to lose
control of the vehicle.
Page 133 of 498

132 Controls in detailMemory functionThe memory button and stored position
buttons are located on the door.
MMemory button
1, 2, 3Stored position button
Switch on the ignition (
page 36).
or
Open the respective door.
Storing positions into memory
Adjust the seats to the desired position
(page 40).
Adjust the steering wheel (
page 42)
and exterior rear view mirrors
(
page 44) on the driver’s side to the
desired position.
Press memory buttonM.
Release memory buttonM and press
position button1, 2 or 3 within
3 seconds.
All the settings are stored to the select-
ed position.
Recalling positions from memory
Press and hold memory position
button1, 2 or3 until the seat, steering
wheel and exterior rear view mirrors
have completely moved to the stored
positions.!Do not operate the power seats using
the memory button if the seat backrest
is in an excessively reclined position.
Doing so could cause damage to front
or rear seats.iReleasing the memory position button
stops movement to the stored posi-
tions immediately.
Page 149 of 498

148 Controls in detailControl systemMultifunction steering wheel
The displays in the multifunction display
and the settings in the control system
(page 147) are controlled by the buttons
on the multifunction steering wheel.Depending on the selected menu
(
page 151), pressing the buttons on the
multifunction steering wheel will alter what
is shown in the multifunction display.
The information available in the multifunc-
tion display is arranged in menus, each
containing a number of functions or sub-
menus.
The individual functions are then found
within the relevant menu (radio or CD op-
erations under
Audio
, for example). These
functions serve to call up relevant informa-
tion or to customize the settings for your
vehicle.
1
Multifunction display in the speed-
ometerOperating the control system
2
Selecting the submenu or setting
the volume:
Press buttonæup/to increaseçdown/to decrease
3
Telephone*:
Press buttonsto take a calltto end a call
4
Menu systems:
Press buttonèfor next menuÿfor previous menu
5
Moving within a menu:
Press buttonjfor next displaykfor previous display
Page 174 of 498

173 Controls in detail
Control system
You can use the functions in the
Tel
menu
to operate your telephone, provided it is
connected to a hands-free system and
switched on.
Switch on the telephone and COMAND.
Press buttonÿ orè on the
steering wheel repeatedly until you see
the
Tel
menu in the multifunction dis-
play.Which messages will appear in the multi-
function display depends on whether your
telephone is switched on or off:
If the telephone is off, the message in
the multifunction display is:
PHONE off
.
If the telephone is on:
The telephone will then search for a
network. During this time the multi-
function display is empty.
As soon as the telephone has found a
network,
READY
appears in the multi-
function display.
This standby message indicates that your
telephone is ready for use and you can
operate it using the control system.Answering a call
When your telephone is ready to receive
calls, you can answer a call at any time. In
the multifunction display you will then see
the message:
Press buttons.
You have answered the call. In the mul-
tifunction display you see the length of
the call.
Never operate radio transmitters equipped
with a built-in or attached antenna (i.e. with-
out being connected to an external antenna)
from inside the vehicle while the engine is
running. Doing so could lead to a malfunc-
tion of the vehicle’s electronic system, pos-
sibly resulting in an accident and/or
personal injury.
iIf you do not wish to accept a call,
press buttont.
Page 176 of 498
175 Controls in detail
Control system
Press buttons.
The system dials the selected phone
number.
If the connection is successful, the
name of the party you called and
the duration of the call will appear
in the multifunction display.
If no connection is made, the con-
trol system stores the dialed num-
ber in the redial memory.Redialing
The control system stores the most recent-
ly dialed phone numbers. This eliminates
the need to search through your entire
phone book.
Press buttonÿ orè repeatedly
until you see the
Tel
menu in the mul-
tifunction display.
Press buttons.
In the multifunction display you see the
first number in the redial memory.
Press buttonj ork repeatedly
until the desired name appears in the
multifunction display.
Press buttons.
The control system dials the selected
phone number.