Do not drive the vehicle without the seat head
restraints. Head restraints are intended to
help reduce injuries during an accident.
! To avoid damage to the seats and the seat
heating, observe the following information:
R do not spill any liquids on the seats. If
liquid is spilled on the seats, dry them as
soon as possible.
R if the seat covers are damp or wet, do not
switch on the seat heating. The seat
heating should also not to be used to dry
the seats.
R clean the seat covers as recommended;
see the "Interior care" section.
R do not transport heavy loads on the
seats. Do not place sharp objects on the
seat cushions, e.g. knives, nails or tools.
The seats should only be occupied by
passengers, if possible.
R when the seat heating is in operation, do
not cover the seats with insulating
materials, e.g. blankets, coats, bags,
seat covers, child seats or booster seats.
! Make sure that there are no objects in the
footwell or behind the seats when resetting
the seats. There is a risk that the seats
and/or the objects could be damaged.
! When the rear bench seat is folded
forwards, the front seats cannot be moved
to their rearmost position. You could
otherwise damage the seats and the rear
bench seat.
! Make sure that the sun visor is folded up
before adjusting the backrest and head
restraint height. The head restraint and sun
visor could otherwise collide when the head
restraint is fully extended.
i If the front door is open, the seats can be
adjusted for up 30 minutes after the
ignition has been switched off.
i The head restraints in the front and rear
seats can be removed ( Y page 80).Please contact an authorized Mercedes-
Benz Center for more information.
i You can find further information about
enlarging the cargo compartment (folding
the rear bench seat forwards) on
( Y page 194).
Adjusting the seat electrically
Front seat adjustment
The buttons are located on the door control
panel.
:Head restraint height;Backrest angle=Seat fore-and-aft adjustment?Seat cushion angleASeat heightXTurn the key to position 1 or 2 in the ignition
lock.
Seat fore-and-aft adjustment
! Before moving the front passenger seat
forward, make sure that the cup holder on
the center console is folded down and that
the cup holder on the armrest has been
removed. Otherwise, the front passenger
seat or the cup holders may be damaged.
XSlide the button forwards or back in the
direction of arrow =.78SeatsSeats, steering wheel and mirrors
ProCarManuals.com
XMake sure that the SmartKey is in position
2 in the ignition lock.XTo switch on: press button : repeatedly
until the desired ventilation level is set.
i If you open the side windows and the
sliding sunroof using the key ( Y page 71),
the driver's seat ventilation automatically
switches to the highest level.
XTo switch off: press button : repeatedly
until all the indicator lamps go out.
Problems with the seat ventilation
If one or all of the indicator lamps in the seat
ventilation button are flashing, the seat
ventilation has switched off automatically.
The vehicle's electrical system voltage is too
low because too many electrical consumers
are switched on.
XSwitch off electrical consumers which you
do not need, such as the rear window
defroster or interior lighting.
Once the battery is sufficiently charged, the
seat ventilation will switch back on
automatically.
Steering wheel
Important safety notes
You can adjust the steering wheel electrically.
GWarning!
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. A child's unsupervised access to a
vehicle could result in an accident and/or
serious personal injury.
When you adjust the steering wheel, make
sure that:
R the steering wheel can be reached with
your arms slightly bent.
R you can move your legs freely.
R you can see all the displays in the
instrument cluster clearly.
Adjusting the steering wheel
:To adjust the steering wheel position
(fore-and-aft adjustment);To adjust the steering wheel heightXMake sure that the SmartKey is in position
1 or 2 in the ignition lock.
i
If the driver's door is open, the steering
wheel can be adjusted for up to 30 minutes
after the ignition has been switched off.
XPress the lever in the direction of
arrow : or ; until the steering wheel is
in the desired position.
You can find more information under:
R EASY-ENTRY/EXIT feature ( Y page 84)
R Storing settings ( Y page 88)
Steering wheel heating
Switching on/off
The steering-wheel heating heats the leather
areas of the steering wheel.
Steering wheel83Seats, steering wheel and mirrorsZProCarManuals.com
:To switch on the steering-wheel heating;Indicator lamp=To switch off the steering-wheel heatingXTo switch on/off: make sure that the key
is in position 1 or 2 in the ignition lock.XTurn the lever in the direction of arrow :
or = .
Indicator lamp ; lights up or goes out.
i
The steering wheel heating does not
switch off automatically.
i The steering wheel heating may switch off
temporarily if:
R the temperature of the vehicle interior is
above 86 ‡ (30 †).
R the temperature of the steering wheel is
above 95 ‡ (35 †).
Indicator lamp ; remains on.
i The steering wheel heating is deactivated
if you remove the SmartKey from the
ignition lock.
Problems with the steering wheel
heating
If steering wheel heating indicator lamp ; is
flashing, the steering wheel heating has
switched off automatically. The vehicle's
electrical system voltage is too low because
too many electrical consumers are switched
on.
XSwitch off electrical consumers which you
do not need, such as the rear window
defroster or interior lighting.
Once the battery is sufficiently charged, the
steering wheel heating will switch back on
automatically.
Steering wheel EASY-ENTRY/EXIT
feature
General 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 in the on-board
computer ( Y page 165).
Important safety notes
GWarning
You must make sure no one can become
trapped or injured by the moving steering
wheel when the EASY-ENTRY/EXIT feature is
activated.
To stop steering maneuver do one of the
following:
R press the steering column adjustment
switch.
R press one of the memory function position
buttons.
R press the memory button.
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/
84Steering wheelSeats, steering wheel and mirrors
ProCarManuals.com
Rear-compartment overhead control panel
:p Switches the right-hand reading
lamp on/off;p Switches the left-hand reading lamp
on/off
Interior lighting control
Important notes
In order to prevent the vehicle's battery from
discharging, the interior lighting functions are
automatically deactivated after some time
except for when the SmartKey is in position
2 in the ignition lock.
Automatic interior lighting control
XTo switch on: set rocker switch = to the
center position.
The interior lighting switches on
automatically when it is dark if you:
R unlock the vehicle
R open a door
R remove the SmartKey from the ignition lock
The interior light is activated for a short while
when the SmartKey is removed from the
ignition lock. You can activate this delayed
switch-off using the on-board computer
( Y page 165).
When a front door is opened, the front interior
lighting comes on. When a rear door is
opened, the rear interior lighting comes on.
In addition, the courtesy lights come on.
i If a door remains open and the SmartKey
is not in the ignition lock, the interior
lighting switches off after a short while.XTo switch off: press the z symbol on
rocker switch =.
The interior lighting remain switched off even
when it is dark if you:
R unlock the vehicle
R open a door
R remove the SmartKey from the ignition lock
Manual control
Front interior lighting
! If the interior lighting has been switched
on manually, it will not be switched off
automatically.
This can cause the starter battery to
discharge.
Make sure that the interior lighting does
not remain switched on too long after the
engine has been switched off.
XTo switch on: press the c symbol on
rocker switch =.XTo switch off: set rocker switch = to the
center position.
Reading lamps
X To switch on/off: press the p button.
Cargo compartment lamp
GWarning!
To prevent possible personal injury, always
keep hands and fingers away from the cargo
compartment opening when closing the
tailgate. Be especially careful when small
children are around.
GWarning!
Make sure the tailgate 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.
Interior lighting95Lights and windshield wipersZProCarManuals.com
! Switch off the cargo compartment lamp if
you wish to leave the rear door open for a
longer period. The battery may otherwise
discharge.XTo switch on/off: press the t button.
i
If you open the rear door, the cargo
compartment lamp comes on. Then, you
cannot switch it off using the t button.
Switch off the cargo compartment lamp if
you wish to leave the rear door open for a
longer period. This prevents the battery
from discharging.
XOpen the rear door.XTo switch off with the rear door open:
press lock : down in the direction of the
arrow until it engages.
The cargo compartment lamp is switched
off.
! Do not close the rear door while lock :
is engaged at the bottom. Otherwise, you
could damage lock :.
X To switch on with the rear door open:
press lock cylinder ;.
The cargo compartment lamp resumes its
normal function.
Rear interior lighting
XTo switch on/off: press the t button.
i
The rear interior lighting switches on
when you open a rear door. Then, you
cannot switch it off using the t button.
Switch off the rear interior lighting if you
wish to leave the rear doors open for a
longer period. This prevents the battery
from discharging.
Changing bulbs
Important safety notes
Xenon bulbs
GWarning
Xenon bulbs carry a high voltage. You could
get an electric shock and be seriously or even
fatally injured if you touch the electric
contacts on Xenon bulbs. Therefore, never
remove the cover from Xenon bulbs.
Do not change Xenon bulbs yourself, but have
them replaced at a qualified specialist
workshop which has the necessary specialist
knowledge and tools to carry out the work
required.
Mercedes-Benz recommends that you use an
authorized Mercedes-Benz Center for this
purpose. In particular, work relevant to safety
or on safety-related systems must be carried
out at a qualified specialist workshop.
Bulbs and lamps are an important aspect of
vehicle safety. You must therefore make sure
that these function correctly at all times.
Have the headlamp setting checked regularly.
Other bulbs
GWarning
Bulbs and lamps can be very hot. You should
therefore allow them to cool down before you
change them. Otherwise, you could be burned
if you touch them.
Keep bulbs out of the reach of children.
Otherwise, they could damage the bulbs, for
example, and injure themselves.
Never use a bulb which has been dropped.
Such a bulb may break or even explode and
injure you.
96Changing bulbsLights and windshield wipers
ProCarManuals.com
Rturn the SmartKey in the ignition lock to
position 0 and remove the SmartKey from
the ignition lock.
R take the SmartKey with you and lock the
vehicle when leaving.
Switching off the engine
GWarning
Do not turn off the engine before the vehicle
has come to a complete stop. With the engine
not running, there is no power assistance for
the brake and steering systems. In this case,
it is important to keep in mind that a
considerably higher degree of effort is
necessary to brake and steer the vehicle.
GWarning!
Keep in mind that turning off the engine alone
only will shift AUTOTRONIC into neutral
position N automatically.
Always shift AUTOTRONIC into park position
P before turning off the engine.
Otherwise the vehicle could roll away which
could result in an accident and/or serious
personal injury.
XShift the transmission to position P.XTurn the SmartKey to position 0 in the
ignition lock and remove it.
The immobilizer is activated.XApply the parking brake firmly.
i The SmartKey can only be removed if the
automatic transmission is in position P.
Parking brake
GWarning
Engaging the parking brake while the vehicle
is in motion can cause the rear wheels to lock
up. You could lose control of the vehicle and
cause an accident. In addition, the vehicle's
brake lights do not light up when the parking
brake is engaged.
GWarning!
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. Children could
release the parking brake and/or shift the
automatic transmission out of park position
P , either of which could result in an accident
and/or serious personal injury.
XTo apply: pull parking brake ; up firmly.
When the engine is running, the $ (USA
only) or J (Canada only) indicator lamp
lights up in the instrument cluster.XTo release: depress the brake pedal and
keep it depressed.
The selector lever lock is released.XPull parking brake ; up firmly.XPress release button : on parking
brake ; and move the parking brake down
to the stop.
When the ignition is switched on or the
engine is running, the $ (USA only) or
J (Canada only) indicator lamp goes out
in the instrument cluster.
Parking up the vehicle
If you leave the vehicle parked up for longer
than four weeks, the battery may be damaged
by exhaustive discharge.
Parking135Driving and parkingZProCarManuals.com
XPress the W or X button to activate
or deactivate the Headl. Delayed
Switch Off function.XBefore switching off the engine, turn the
light switch to position Ã.
The exterior lighting delayed switch-off is
activated.XPress the &, V or U button to
select a different display.
Deactivating the delayed switch-off
temporarily:
XBefore leaving the vehicle, turn the key to
position 0 in the ignition lock.XTurn the key to position 2 in the ignition
lock and back to position 0.
The delayed switch-off is deactivated.
Delayed switch-off is reactivated the next
time you start the engine.
Activating/deactivating the interior
lighting delayed switch-off
If the Interior Light. Delay. Sw. Off:
function is activated and you pull the key out
of the ignition lock, the interior lighting
remains on for around 10 seconds.
XPress the V or U button on the
steering wheel to select the Settings
menu.XPress the & button to select submenus.XPress the W or X button to select the
Lighting submenu.XPress the & button to select Interior
Light. Delay Sw. Off .XPress the W or X button to activate
or deactivate Interior Light. Delay.
Sw. Off .XPress the &, V or U button to
select a different display.Vehicle
Activating/deactivating the automatic
door locking feature
If you select the Automatic Locking
function, the vehicle is centrally locked above
a speed of around 9 mph (15 km/h).
i For more information on the automatic
locking feature, see ( Y page 68).
XPress the V or U button on the
steering wheel to select the Settings
menu.XPress the & button to select submenus.XPress the W or X button to select the
Vehicle submenu.XPress the & button to select
Automatic Door Lock .XPress the W or X button to switch
the Automatic Door Lock feature on or
off.XPress the &, V or U button to
select a different display.
Convenience
Activating/deactivating the EASY-
ENTRY/EXIT feature
You can use the Easy-entry Function to
activate or deactivate the EASY-ENTRY/EXIT
feature ( Y page 84).
GWarning!
You must make sure no one can become
trapped or injured by the moving steering
wheel when the easy-entry/exit feature is
activated.
To stop steering wheel movement do one of
the following:
R Move steering wheel adjustment stalk.
R Press one of the memory position buttons.
R Press the memory button.
Do not leave children unattended in the
vehicle, or with access to an unlocked vehicle.
Children could open the driver’s door and
Menus and submenus165On-board computer and displaysZProCarManuals.com
XTo re-install the insert: press insert ;
into the holder until it engages.XTo close: press cover ? until it engages.
Ashtray in the rear compartment
An ashtray is located in each of the rear
doors.
XTo open: fold cover ; out in the direction
of the arrow.XTo remove the insert: press retaining
lug : and pull insert = upwards and out.XTo re-install the insert: replace insert =
from above.XTo close: close cover ; fully.Cigarette lighterGWarning
When leaving the vehicle, always remove the
SmartKey from the ignition lock. 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
ignition lock 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 on these
parts.
GWarning
Never touch the heating element or sides of
the lighter; they are extremely hot. Hold the
knob only.
Make sure any children traveling with you do
not injure themselves or start a fire with the
hot cigarette lighter.
! The 12 V socket in the cigarette lighter
can be used for accessories (up to a
maximum of 180 W), as long as they have
the standard socket type for cigarette
lighters. Note that the socket in the
cigarette lighter can be damaged when
connecting accessories, for example by
Features199Loading, stowing and featuresZProCarManuals.com