Door control panelFunctionPage:Inside door handle238;Central locking/unlocking
switch239
=Selection button for
driver’s side exterior rear
view mirror246
?Power-folding exterior rear
view mirrors246
ASelection button for
passenger-side exterior
rear view mirror246
BExterior rear view mirror
adjustment246
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SeatGObserve Safety notes, see page 243.XPosition seat = properly. See
( Y page 244) for seat adjustment.
Observe the following points:
R Always be in a properly seated position.
R The position should be as far rearward from
the front air bag in the steering wheel as
possible, while still permitting proper
operation of vehicle controls.
R Adjust the seat to a comfortable seating
position that still allows you to reach the
accelerator/brake pedal safely.
R The seat must be adjusted so that you can
correctly fasten and position your seat belt.
R The seat backrest must be in a position that
is as nearly upright as possible.
R Adjust the seat cushion so that the front
edge of the seat cushion lightly supports
your legs.
R Never place hands under the seat or near
any moving parts while the seat is being
adjusted.
Exiting the vehicle in an emergency
If the vehicle lies on the roof after an accident,
the locks in the door hinges of the gullwing
doors are opened pyrotechnically. You will
hear a bang when this happens. Once the
locks were opened, the doors are pushed
outward. The door locks are released at the
same time. The SRS warning lamp 6
comes on.
i The hinge locks will be opened
pyrotechnically only when the vehicle has
come to rest on its roof and does not move
anymore.
The doors can then be moved by pulling on
the door handle from the inside or outside.
Children in the vehicle
Safety notes
If an infant or child is traveling with you in the
vehicle:
XSecure the child using an infant or child
restraint appropriate to the age and size of
the child.XMake sure the infant or child is properly
secured at all times while the vehicle is in
motion.GWarning!
When leaving the vehicle, always remove the
SmartKey from the starter switch. Always
take the SmartKey with you and lock the
vehicle. Do not leave children unattended in
the vehicle, even if they are secured in a child
restraint system, or with access to an
unlocked vehicle. A child’s unsupervised
access to a vehicle could result in an accident
and/or serious personal injury. The children
could
R injure themselves on parts of the vehicle
R be seriously or fatally injured through
excessive exposure to extreme heat or cold
R injure themselves or cause an accident with
vehicle equipment that can be operated
even if the SmartKey is removed from the
starter switch or removed from the vehicle,
such as seat adjustment, steering wheel
adjustment, or the memory function
If children open a door, they could injure other
persons or get out of the vehicle and injure
themselves or be injured by following traffic.
Do not expose the child restraint system to
direct sunlight. The child restraint system’s
metal parts, for example, could become very
hot, and the child could be burned by these
parts.
GWarning!
Do not carry heavy or hard objects in the
passenger compartment unless they are
firmly secured in place.
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The Trunk Wing remains extended as long as
the vehicle speed is above 50 mph
(80 km/h).
Once the vehicle speed is below 50 mph
(80 km/h), the Trunk Wing retracts
automatically. Trunk Wing switch : flashes
for as long as the Trunk Wing retracts. It goes
out when the Trunk Wing is fully retracted.
Anti-theft systems
Immobilizer
The immobilizer prevents unauthorized
persons from starting your vehicle.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. The
engine can be started by anyone with a valid
SmartKey that is left inside the vehicle.
Activating
XWith KEYLESS-GO: Turn off the engine and
open the driver’s door.
XWith SmartKey: Remove the SmartKey
from the starter switch.
Deactivating
XSwitch on the ignition.
iStarting the engine will also deactivate
the immobilizer.
In the event that 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 1-800-387-0100 (in Canada).
Anti-theft alarm system
Once the alarm system has been armed, a
visual and audible alarm is triggered when
someone opens
Ra door
Rthe trunk
Rthe hood
The alarm will stay on even if the activating
element, a door, for example, is closed
immediately.
The alarm system will also be triggered when
Rthe vehicle is opened with the mechanical
key
Ra door is opened from the inside
Rthe trunk is opened with the emergency
release button
To cancel the alarm after it has been
triggered, see “Canceling the alarm”
(Y page 67).
iIf the alarm stays on for more than
30 seconds, the mbrace system initiates a
call to the Customer Assistance Center
automatically. The mbrace system will
initiate the call provided that
Ryou have subscribed to the mbrace
service
Rthe mbrace service has been activated
properly
Rthe necessary mobile phone, power
supply and GPS coverage are available
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XArming: Lock the vehicle with the
SmartKey.
The turn signal lamps flash three times and
an acoustic warning sounds three times to
indicate that the vehicle is locked. Indicator
lamp : flashes to indicate that the alarm
system is armed.
i If the turn signal lamps do not flash three
times and the acoustic warning does not
sound three times, a door or the trunk may
not be properly closed.
Close the respective element.
XDisarming: Unlock the vehicle with the
SmartKey.
The turn signal lamps flash once and an
acoustic warning sounds once to indicate
that the alarm system is disarmed.
i Unless you open a door or the trunk within
approximately 40 seconds after unlocking
the vehicle:
R The vehicle will be locked again.
R The anti-theft alarm system will be
rearmed.
Canceling the alarm
To cancel the alarm, do one of the following:
XPress the KEYLESS-GO start/stop button.
The SmartKey must be inside the vehicle.
or
XPress button % or & on the
SmartKey.
or
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Vehicle equipment
i This Operator’s Manual describes all
features, standard or optional, potentially
available for your vehicle at the time of
purchase. Please be aware that your
vehicle might not be equipped with all
features described in this manual.
Locking and unlocking
Notes
GObserve Safety notes, see page 57.
When unlocking or locking the vehicle with
the SmartKey an acoustic signal sounds. You
can switch the acoustic signal on and off via
the control system ( Y page 286).
When unlocking the vehicle, all turn signal
lamps flash once. An acoustic signal sounds
once, and the locking knobs in the doors
move up.
The outside door handles move out.
The anti-theft alarm system is disarmed.
When locking the vehicle, all turn signal lamps
flash three times. An acoustic signal sounds
three times, and the locking knobs in the
doors move down.
The outside door handles retract.
The anti-theft alarm system is armed.
All doors and the trunk must be closed.
If you cannot lock or unlock the vehicle with
the SmartKey, the battery in the SmartKey is
discharged, the SmartKey is malfunctioning,
or the vehicle battery is drained.
XCheck the battery in the SmartKey
( Y page 237) and replace them if
necessary.XUse the mechanical key to unlock the
driver’s door ( Y page 398) and the trunk
( Y page 398).XUse the mechanical key to lock the vehicle
( Y page 398).XHave the vehicle battery and the vehicle
battery connections checked at an
authorized Mercedes-Benz Center.
If the SmartKey is malfunctioning, contact
Roadside Assistance or an authorized
Mercedes-Benz Center.
SmartKey
Your vehicle comes supplied with two
SmartKeys, each with remote control and a
removable mechanical key.
The SmartKey centrally locks and unlocks
R the doors
R the trunk lid
R the fuel filler flap
: &Lock button; FUnlock button for trunk lid= %Unlock button
i
USA only:
This device complies with Part 15 of the
FCC Rules. Operation is subject to the
following two conditions:
1. This device may not cause harmful
interference, and
2. this device must accept any interference
received, including interference that may
cause undesired operation.
Any unauthorized modification to this
device could void the user’s authority to
operate the equipment.
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The product label with FCC ID and IC
certification number can be found in the
battery case.
i Canada only:
This device complies with RSS-210 of
Industry Canada. Operation is subject to
the following two conditions:
1. This device may not cause interference,
and
2. this device must accept any interference
received, including interference that may
cause undesired operation of the device.
Any unauthorized modification to this
device could void the user’s authority to
operate the equipment.
The product label with FCC ID and IC
certification number can be found in the
battery case.
Factory setting XGlobal unlocking: Press button %.
Unless you open a door or the trunk within
approximately 40 seconds after unlocking
the vehicle:
R The vehicle will be locked again.
R The anti-theft alarm system will be
rearmed.
XGlobal locking: Press button &.
Selective setting
If you frequently travel alone, you may wish
to reprogramm the SmartKey. Pressing
button % will then only unlock the driver’s
door and the fuel filler flap.
XSwitching on/off: Press and hold buttons
% and & simultaneously for
approximately 6 seconds until the battery
check lamp ( Y page 237) flashes twice.
The SmartKey will then function as follows:
XUnlocking driver’s door and fuel filler
flap: Press button % once.XGlobal unlocking: Press button %
twice.XGlobal locking: Press button &.
Checking SmartKey battery
XPress button & or % on the
SmartKey.
Battery check lamp : comes on briefly to
indicate that the SmartKey battery is in
order.
If the battery check lamp does not come on
briefly during check, the SmartKey battery is
discharged.
XReplace the battery ( Y page 399).
i
You can obtain the required battery at any
authorized Mercedes-Benz Center.
i If the battery is checked within signal
range of the vehicle, pressing button
& or % will lock or unlock the vehicle
accordingly.
Loss of the SmartKey
If you lose your SmartKey or mechanical key,
you should do the following:
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XHave the SmartKey deactivated by an
authorized Mercedes-Benz Center.
XReport the loss of the SmartKey or the
mechanical key to your car insurance
company immediately.
XHave the mechanical lock replaced if
necessary.
Any authorized Mercedes-Benz Center will be
glad to supply you with a replacement. For
information on replacing the SmartKey, see
“Replacing the SmartKey” (Y page 238).
Replacing the SmartKey
Only you, or someone authorized by you can
order a replacement key from any Mercedes-
Benz Center. In order to do so, the Mercedes-
Benz Center will require proof of identity and
vehicle ownership with original documents,
including the following:
If you are the current owner of the vehicle:
Rthe vehicle’s current state registration
Ra current identity card, passport, or drivers
license
If you are an authorized person:
Rthe vehicle’s current state registration
Ra current identity card, passport, or drivers
license for the authorized individual
Rsigned and dated authorization from the
owner of the vehicle for which the key is
being requested
iDuplicated or photocopied
documentation will not be accepted.
Activating the key
Once you, or an authorized person, has
provided the appropriate documents, the
Mercedes-Benz Center will need to
synchronize the key to your vehicle before it
can be used. In order to do so, the Mercedes-
Benz Center need access to your vehicle.
Doors
! The doors swing up when opened. Make
sure there is sufficient space above the
vehicle.
Opening from the outside
GObserve Safety notes, see page 238.XAim transmitter eye of the SmartKey at
driver’s outside door handle :.
XPress button % on the SmartKey.
Outside door handle : moves out.
XLift the door using outside door handle :
and swing it up as far as it will go.
Closing from the outside
XPull the door down at its outer edge or the
inside door handle and let it engage in the
lower position.
Opening from the inside
GObserve Safety notes, see page 238.
You can open a door from the inside only
when the door is unlocked.
Open door only when conditions are safe to
do so.
The doors are unlocked automatically when
you turn off the engine after driving.
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Example illustration driver’s door
XPress central unlocking switch
( Y page 239).
or
XPull locking knob : up.XPull on inside door handle ; on the
respective door.XSwing the door up as far as it will go.
Automatic central locking
The doors lock automatically when the
vehicle is set into motion.
The doors are unlocked when you turn off the
engine after driving.
The doors are designed to unlock
automatically after an accident if the force of
the impact exceeds a preset threshold.
The vehicle locks automatically when the
ignition is switched on and the wheels are
turning at a vehicle speed of above 9 mph
(15 km/h) . You could therefore lock yourself
out when the vehicle is pushed or towed or is
on a test stand.
Locking and unlocking from the inside
GObserve Safety notes, see page 57.
You can lock or unlock the vehicle from the
inside using the central locking or unlocking
switch. This can be useful, for example, if you
want to lock the vehicle before starting to
drive.
The central locking or unlocking switch does
not lock or unlock the fuel filler flap.XLocking: Press central locking switch ;.
When all doors are closed, the vehicle
locks.XUnlocking: Press central unlocking
switch :.
If the vehicle has been locked centrally with
the SmartKey, it will not unlock using the
central unlocking switch.
Opening the trunk
GWarning!
Make sure the trunk is closed when the engine
is running and while driving. Among other
dangers, deadly carbon monoxide (CO) gases
may enter vehicle interior resulting in
unconsciousness and death.
! When you open the trunk, the trunk lid
swings open upwards. Always make sure
there is sufficient overhead clearance.
A minimum height clearance of 5.5 ft (1.68 m)
is required to open the trunk lid.
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