ContentsSafety and Security........................... 60
Occupant safety................................... 62
Airbags ........................................... 63
Seat belts ....................................... 69
Children in the vehicle .................... 72
Panic alarm .......................................... 78
Activating ....................................... 78
Deactivating ................................... 78
Driving safety systems ......................... 79
ABS ................................................ 79
BAS ................................................ 81
ESP ................................................. 81
SBC brake system .......................... 84
Performance enhancement system ..... 87
Airbrake.......................................... 87
Anti-theft systems................................ 90
Immobilizer..................................... 90
Anti-theft alarm system .................. 90
Tow-away alarm ............................. 91
Controls in detail............................... 94
Locking and unlocking ......................... 96
SmartKey ....................................... 96
Opening the doors ....................... 100
Opening the trunk ........................ 101
Closing the trunk lid ..................... 102
Trunk lid emergency release ........ 102
Automatic locking ........................ 103
Locking and unlocking from
the inside ..................................... 103
Lighting.............................................. 105
Exterior lamp switch..................... 105
Combination switch ..................... 109
Hazard warning flasher ................ 110
Interior lighting............................. 111
Trunk lamp ................................... 112
Courtesy lighting .......................... 112
Instrument cluster ............................. 113
Instrument cluster illumination .... 113
Coolant temperature gauge ......... 114
Resetting the trip odometer ......... 115
Tachometer .................................. 115
Outside temperature indicator ..... 115Control system .................................. 117
Multifunction display.................... 117
Multifunction steering wheel........ 118
Menus .......................................... 120
Standard display menu ................ 122
AUDIO menu ................................ 122
Vehicle status message memory . 124
Settings menu .............................. 125
Trip computer menu..................... 136
TEL menu ..................................... 138
Audio system ..................................... 143
Audio and telephone, operation ... 143
Operating safety .......................... 143
Location of the audio system ....... 143
Operating and display elements... 144
Button and soft key operation...... 146
Operation ..................................... 146
Radio operation ........................... 149
Cassette operation ...................... 152
CD changer operation .................. 156
Telephone operation .................... 160
58 Getting startedParking and lockingTurning off the engine
Place the gear selector lever in
positionP.
Turn the SmartKey in the starter switch
to position0 and remove the SmartKey
from the starter switch.
The immobilizer is activated.
Press the seat belt release button
(page 46).
Allow the retractor to completely
rewind the seat belt by guiding the
latch plate.
After exiting the vehicle, press the lock
button‹ on the SmartKey
(page 38).
With the hood, trunk and all doors
closed, all turn signal lamps flash three
times. The anti-theft alarm system is
armed.
For more information, see “Locking and
unlocking” (
page 96).
iAlways set the parking brake in addi-
tion to shifting to positionP.
On slopes, turn the front wheels to-
wards the road curb. iThe SmartKey can only be removed
from the starter switch with the gear
selector lever in positionP.
iWith the SmartKey removed and the
driver’s door open, a warning sounds if
the vehicle’s exterior lamps are not
switched off.Warning!
G
To prevent possible personal injury, always
keep hands and fingers away from the door
openings when closing the doors. Be espe-
cially careful when small children are
around.
Before closing doors, make sure there is no
possibility of someone getting caught in a
door during closing.
Warning!
G
When leaving the vehicle, always remove the
SmartKey from the starter switch, take it
with you, and lock the vehicle. Do not leave
children unattended in the vehicle, or with
access to an unlocked vehicle. Unsuper-
vised use of vehicle equipment may cause
an accident and/or serious personal injury.
90 Safety and SecurityAnti-theft systemsImmobilizer
The immobilizer prevents unauthorized
persons from starting your vehicle.
Activating
Removing the SmartKey from the starter
switch activates the immobilizer.
Deactivating
Inserting the SmartKey in the starter
switch deactivates the immobilizer.
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 lid
the hood
a storage compartment in the rear
the storage compartment under the
armrest
is opened.The alarm system will also be triggered
when
someone attempts to raise the vehicle
someone opens a door from the inside
if the vehicle was locked from the out-
side with the SmartKey
someone opens the trunk lid with the
emergency release button
iIn case the engine cannot be started
(yet the vehicle’s battery is charged),
the system is not operational. Contact
an authorized Mercedes-Benz Center
or call 1-800-FOR-MERCedes (in the
USA), or 1-888-881-6611 (in Canada).
iThe alarm will stay on, even if the acti-
vating element (a door, for example) is
immediately closed.
If the alarm stays on for more than
30 seconds, a call to the Response
Center is initiated automatically by the
Tele Aid system (
page 215) provided
Tele Aid service was subscribed to and
properly activated, and that necessary
cellular service and GPS coverage are
available.
101 Controls in detail
Locking and unlocking
Opening the trunk
Opening the trunk from the outside
A minimum height clearance of
5.5 ft (1.65 m) is required to open the
trunk lid.
The handle is located above the rear
license plate recess.
1Trunk lock
2Handle The vehicle must be unlocked.
Pull on handle2 and lift the trunk lid.
The trunk can also be opened using
buttonŠ on the SmartKey or from its
inside in an emergency, see “Trunk lid
emergency release” (
page 102).
Opening the trunk from the inside
You can open the trunk from the inside if
the vehicle is stationary.
A minimum height clearance of
5.5 ft (1.65 m) is required to open the
trunk lid.
The switch is located on the lower part of
the center console.1Remote trunk lid release switch
Press remote trunk lid release
switch1 until the trunk lid unlocks.
Lift the trunk lid.
The trunk can also be opened using
buttonŠ on the SmartKey or from its
inside in an emergency, see “Trunk lid
emergency release” (
page 102).
!Always make sure that there is suffi-
cient overhead clearance.
!Always make sure that there is suffi-
cient overhead clearance.
102 Controls in detailLocking and unlockingClosing the trunk lid
1Handle
Lower trunk lid by firmly pulling on
handle1.
Trunk lid emergency release
The trunk lid emergency release button is
located in the trunk lid.Emergency release button
Briefly press emergency release but-
ton.
The trunk unlocks and the trunk lid
opens slightly.
Warning!
G
To prevent possible personal injury, always
keep hands and fingers away from the trunk
opening when closing the trunk lid. Be espe-
cially careful when small children are
around.
Only drive with the trunk closed. Among oth-
er dangers, such as your view being blocked,
exhaust fumes may enter the vehicle interi-
or.
!Do not pull on the Airbrake. Otherwise
the Airbrake could be damaged.iDo not place the SmartKey in the open
trunk. You may lock yourself out.
If the vehicle was previously centrally
locked, the trunk lid will lock automati-
cally after closing it. The turn signals
will flash three times to confirm lock-
ing.
iThe emergency release button unlocks
and opens the trunk while the vehicle is
standing still or in motion.
103 Controls in detail
Locking and unlocking
Illumination of the emergency release
button:
The button will flash for 30 minutes
after opening the trunk.
The button will flash for 60 minutes
after closing the trunk.
Automatic locking
The doors and the trunk lid lock automati-
cally when the vehicle is set into motion.
You can open a locked door from the in-
side. Open door only when conditions are
safe to do so.
You can deactivate the automatic locking
using the control system (
page 135).
Locking and unlocking from the inside
You can lock or unlock the vehicle from in-
side using the central locking switches.
This can be useful, for example, if you want
to unlock the passenger door from the in-
side or want to lock the vehicle before
starting to drive.
The central locking switch does not lock or
unlock the fuel filler flap.
iThe emergency release button does
not open the trunk lid if the vehicle
battery is discharged or disconnected.
If the vehicle has previously been
locked from the outside with the
SmartKey, opening the trunk from the
inside using the emergency release
button will trigger the anti-theft alarm
system.
To cancel the alarm, do one of the
following:
Press buttonŒ or‹ on the
SmartKey.
Insert the SmartKey in the starter
switch.
iThe doors unlock automatically after an
accident if the force of the impact ex-
ceeds a preset threshold.
The vehicle locks automatically when
the ignition is switched on and the
wheels are turning at vehicle speeds of
approximately 9 mph (15 km/h) or
more. You could therefore lock yourself
out when the vehicle
is pushed
is on a test stand
Warning!
G
When leaving the vehicle, always remove the
SmartKey from the starter switch, take it
with you, and lock the vehicle. Do not leave
children unattended in the vehicle, or with
access to an unlocked vehicle. Unsuper-
vised use of vehicle equipment may cause
an accident and/or serious personal injury.
201 Controls in detail
Useful features
Center storage compartment
1Release button
2Cover
Press release button1.
Cover2 opens automatically.
The telephone is installed in the cover
of the storage compartment.Rear storage compartment
1Release button
2Cover
Press release button1.
Cover2 opens automatically.
Parcel net in trunk
There is a net available in the trunk to se-
cure loads:
Pull the trunk floor net from the trunk
back wall towards the front over the
luggage.
Hang the hooks of the net on the eyes
on the trunk floor.
251 OperationTrunk
Windshield washer system and head-lamp cleaning system
Fluid for the windshield washer system and
the headlamp cleaning system is supplied
from the windshield washer reservoir. It
has a capacity of approximately
7.4USqt(7l).
During all seasons, add MB Windshield
Washer Concentrate “S” to water. Premix
the windshield washer fluid in a suitable
container.
Refill the reservoir with MB Windshield
Washer Concentrate and water (or
commercially available premixed
windshield washer solvent/antifreeze,
depending on ambient temperatures).
Always use washer solvent/antifreeze
where temperatures may fall below the
freezing point. Failure to do so could
result in damage to the washer
system/reservoir.The washer fluid reservoir is located in the
trunk underneath the floor on the left hand
side.
1Quick-release fasteners
2Loop
Lift up the interior floor panel by
loop2.
Turn the quick-release fasteners
counterclockwise1 and remove the
cover.
!Only use washer fluid which is suitable
for plastic lenses. Improper washer
fluid can damage the plastic lenses of
the headlamps.Warning!
G
Washer solvent/antifreeze is highly flamma-
ble. Do not spill washer solvent/antifreeze
on hot engine parts, because it may ignite
and burn. You could be seriously burned.