Have al
lworkc arried out only by qualified
technicians. Contact an authorized
Mercedes-Benz Center.
Correct use of the sea tbelts G
WARNING
USE SEAT BELTS PROPERLY
R Seat belts can only wor kwhenu sedp rop-
erly. Neve rwearsea tb elts in any other way
than as described in this section, as that
coul dresult in serious injuries in the event
of an accident.
R Each occupant should wea rthei rseatb elt
at al ltimes ,because sea tbelts hel preduce
the likelihood of and potential severity of
injuries in accidents, including rollovers.
The integrated restraint system includes
SRS (driver front ai rbag,k nee bags, front-
passenger front ai rbag,sidei mpact air
bags, hea dairbags) ,Emergency Tension-
ing Device s(ETDs) and sea tbeltf orce lim-
iters .The system is designe dtoenhance
the protection offered to properl ybelted
occupants in certai nfrontal (front ai rbags,
knee bags and ETDs) and sid e(side impact
ai rb ags, hea dairbags and ETDs) impacts
which excee dpreset deployment thresh-
olds.
R Neve rwearthe shoulde rbeltu nde ryour
arm, across your neck or off your shoulder. In af rontal crash ,you rb odyw ould move
too far forward .Tha tw ould increase the
chance of hea dand neck injuries. The seat
bel twould also apply too much force to the
rib sora bdomen, which coul dseverely
injure interna lorgans such as your liver or
spleen.
Adjus tthe sea tbeltsot hat the shoulder
sectio nislocated as clos easpossible to
the middle of the shoulde r(it should not
touch the neck).
R Position the la pbelta slow as possible on
your hip sand not across the abdomen. If
the la pbeltisp ositioned across your abdo- men, it coul
dcause serious injuries in a
crash.
R Neve rwears eatb elts over rigi dorbreaka-
ble objects in or on your clothing, such as
eyeglasses, pens, keys etc., as these might
cause injuries.
R Make sur ethe sea tbeltisa lwaysfitted
snugly .Take specia lcare of this whe nwear-
ing loose clothing.
R Neve ruse aseatb eltf or more than one
person at atime. Do not faste naseatb elt
around aperson and anothe rperson or
other objects at the sam etime.
R Seat belts should not be wor ntwisted. In a
crash ,you would not hav ethe ful lwidth of
the sea tbelttod istribute impact forces.
The twisted sea tbelta gainst your body
coul dcause injuries.
R Pregnant women should also always use a
lap-shoulder belt. The la pbeltp ortion
should be positioned as low as possible on the hip stoavoid any possible pressur eon
the abdomen.
R Place the sea tbackrest in apositio nthat is
as uprigh tasp ossible.
R Check your sea tbeltd uring trave ltomake
sur eitisp roperlypositioned.
R Neve rplace your feet on the instrument
panel, dashboard ,oronthe seat. Always
keep both feet on the floo rinfront of the
seat.
R Whe nusing aseatb elttos ecure infant
restraints, toddler restraints, or children in
booster seats, always follow the chil dseat
manufacturer's instructions. G
WARNING
Do not pass sea tbelts over sharp edges. They
coul dtear.
Do not allow the sea tbelttog et caught in the
doo rorint he seatadjustment mechanism.
Thi scoul dd amaget he sea tbelt.
Neve rattemp ttom ake modifications to seat
belts. Thi scoul dimpai rthe effectivenes sof
the sea tbelts. 48
Occupan
tsafetySafety
G
WARNING
When leaving the vehicle, alwaysr emove the
SmartKey from the ignitio nlock. Always take
the SmartKey with you and lock the vehicle.
Do not leave children unsupervised in the
vehicle, even if they are secure dinachild
restraint system, and do not give them access to an unlocked vehicle. Achild's unsupervised
access to avehicl ecouldr esult in an accident
and/or serious personal injury .They could:
R injure themselves on vehicl eparts
R be seriouslyorf atally injured by extreme
heatorc old
R injure themselves or have an accident with
vehicl eequipment that may still be in oper-
ation even after the SmartKey has been
removed from the ignition, such as the seat
adjustment, steering whee ladjustment or
memory function.
If children open adoor, they coul dcause
severe or even fatal injury to other persons; if they get out of the vehicle, they coul dinjure
themselves when doing so or be seriouslyor
even fatally injured by any passing traffic.
Do not expose the child restraint system to
direct sunlight. The child restraint system's
metal parts, for example, coul dbecome very
hot, and achild coul dbeburned on these
parts. G
WARNING
If you attach heavy or larg eobjects to the
SmartKey ,the SmartKey coul dbeuninten-
tionally turned in the ignitio nlock. This could
caus ethe engine to be switched off. There is a
risk of an accident.
Do not attach any heavy or larg eobjects to the
SmartKey .Remove any bulky key rings before
inserting the SmartKey into the ignitio nlock.
! Keep the SmartKey away from strong
magnetic fields. Otherwise, the remote
control function coul dbeaffected.
Strong magnetic fields can occur in the
vicinity of powerful electrical installations. 0043
0037 To lock the vehicle
0044 0054 To unlock the trunk lid
0087 0036 To unlock the vehicle
The turn signals flas honce when unlocking
and three times when locking.
When it is dark, the surround lighting also
comes on if it is activated in the on-board
computer (Y page158).
X To unlock centrally: press the0036but-
ton.
If you do not open the vehicl ewithinapprox-
imatel y40seconds of unlocking:
R the vehicl eislocked again.
R the anti-theft alarm system is armed again.
X To lockc entrally: press the 0037button. Changing the setting
softhe locking
system
You can change the setting of the locking
system in such awaythat only the driver's
door and the fuel filler flap are unlocked .This
is useful if you frequently travel on youro wn.
X To chang ethe setting: press and hold
downt he0036 and0037 buttons simulta-
neously for approximatel ysix seconds until
the battery check lamp (Y page65)
flashes twice . SmartKey
63Opening and closing Z
X
Turn the mechanical key counter-clockwise
to position 0049.
The door is locked.
X Turn the mechanical key back and remove
it.
X Check that both doors are locked.
i If you lock the vehicle as described above,
the fuel filler flap is not locked. The anti-
theft alarm system is not armed.
Roadster X
Open the driver's door.
X Close the front-passenger door and the
trunk lid.
X Press the lockin gbutton (Y page 70).
X Check that the lockin gknobisint he lower
position on the front-passenger door. Press the lockin gknobd own by hand, if neces-
sary.
X Close the driver's door.
X Take the mechanical key out of the Smart-
Key (Y page 64).
X Insert the mechanical key into the lock of
the driver's door as far as it will go. X
Turn the mechanical key clockwise as far as
it will go to position 0047.
X Turn the mechanical key back and remove
it.
X Make sure that the doors and the trunk lid
are locked.
X Insert the mechanical key into the Smart-
Key. i
If you lock the vehicle as described above,
the fuel filler flap is not locked. The anti-
theft alarm system is not armed. Trunk
Important safety notes
G
WARNING
Combustion engines emit poisonous exhaust
gases such as carbon monoxide. Exhaust
gases can enter the vehicle interior if the
trunk lid is open when the engine is running,
especially if the vehicle is in motion .There is a
risk of poisoning.
Always switch off the engine before opening
the trunk lid. Never drive with the trunk lid
open. G
WARNING
When leaving the vehicle, alway sremove the
SmartKey from the ignition lock. Always take
the SmartKey with you and lock the vehicle.
Do not leave children unsupervised in the
vehicle, even if they are secured in achild
restraint system, and do not give them access to an unlocked vehicle. Achild's unsupervised
access to avehicle could result in an accident
and/or serious personal injury. They could:
R injure themselves on vehicle parts
R be seriously or fatally injured by extreme
heat or cold
R injure themselves or have an accident with
vehicle equipment that may still be in oper-
ation even after the SmartKey has been
removed from the ignition ,such as the seat
adjustment, steerin gwheel adjustmen tor
memory function.
If children open adoor, they could cause
severe or even fatal injury to other persons; if they get out of the vehicle, they could injure
themselves when doing so or be seriously or
even fatally injured by any passing traffic.
Do not expose the child restraint system to
direct sunlight. The child restraint system's
metal parts, for example, could become very 72
TrunkOpening and closing
Useful information
i This Operator's Manual describes all
models and all standard and optional equip- ment of your vehicle available at the time of
publication of the Operator's Manual.
Country-specific differences are possible.
Please not ethat your vehicle may not be
equipped with all feature sdescribed. This
also applies to safety-related system sand
functions.
i Please read the information on qualified
specialist workshops (Y page 23).Correct driver's seat position
Observ
ethe safet yguidelines on seat adjust-
ment (Y page 85).
X Make sure that seat 0087is adjusted prop-
erly.
Seat adjustment (Y page 86)
When adjusting the seat, make sure that:
R you are as far away from the driver' sair
bag as possible.
R you are sitting in anormal upright posi-
tion. R
you can faste nthe seat belt properly.
R you have moved the backrest to an
almost vertical position.
R you have set the seat cushion angle so
that your thighs are gently supported.
R you can depress the pedals properly.
Observ ethe safet yguidelines on steering
wheel adjustment (Y page 88).
X Make sure that steering wheel 0043is
adjusted properly.
Adjustin gthe steering wheel
(Y page 89)
When adjusting the steering wheel, make
sure that:
R you can hold the steering wheel with your
arms slightly bent.
R you can move your legs freely.
R you can see all the displays in the instru-
ment cluster clearly.
Observ ethe safet yguidelines for seat belts
(Y page 47).
X Check whether you have fastened seat
belt 0044properly (Y page 49).
The seat belt should:
R fit snugly across your body
R be routed across the middle of your
shoulder
R be routed in your pelvic area across the
hip joints
X Before starting off, adjust the rear-view mir-
ror and the exterior mirrors (Y page 90) in
such away that you have agood view of
road and traffic conditions.
X Memor yfunction: storethe seat, steering
wheel and exterior mirro rsettings
(Y page 92). 84
Correct driver's seat positionSeats, steering wheel and mirrors
Seats
Important safety notes
G
WARNING
Children could become trapped if they adjust the seats, particularly when unattended.
There is arisk of injury.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. Never leave children unsupervised in the vehicle. G
WARNING
You could lose control of your vehicle if you do the following while driving:
R adjust the driver's seat, head restraint,
steering wheel or mirrors
R fasten the seat belt
There is arisk of an accident.
Adjust the driver's seat, head restraint ,steer-
ing wheel and mirror and fasten your seat belt before startingt he engine. G
WARNING
If you adjust the seat height carelessly, you or other vehicle occupants could be trapped andthereby injured. Children in particular could
accidentally press the electrical seat adjust-
ment buttons and become trapped. There is a
risk of injury.
While moving the seats, make sure that your
hands or other body parts do not get under the
lever assembly of the seat adjustment sys-
tem. G
WARNING
When you adjust aseat, you or other vehicle
occupants could become trapped, e.g. on the seat guide rail. There is arisk of injury.
Make sure when adjusting aseat that no one
has any body parts in the sweep of the seat. G
WARNING
The seat belt does not offer the intended level of protection if you have not moved the back-
rest to an almost vertical position. When brak- ing or in the event of an accident, you could
slide underneath the seat belt and sustain
abdomen or neck injuries, for example. This
poses an increased risk of injury or even fatal
injury.
Adjust the seat properly before beginning
your journey. Always ensure that the backrest is in an almost vertical position and that the
shoulder section of your seat belt is routed
across the center of your shoulder. G
WARNING
If head restraint sare not installed and
adjusted correctly, they cannot provide pro-
tection as intended. There is an increased risk
of injury in the head and neck area, e.g. in the event of an accident or when braking.
Always drive with the head restraint sinstal-
led. Before driving off, make sure for every
vehicle occupant that the center of the head
restraint supports the back of the head at
about eye level. G
WARNING
The seat belt does not offer the intended level of protection if you have not moved the back-
rest to an almost vertical position. When brak-
ing or in the event of an accident, you could
slide underneath the seat belt and sustain
abdomen or neck injuries, for example. This
poses an increased risk of injury or even fatal injury.
Adjust the seat properly before beginning
your journey. Always ensure that the backrest
is in an almost vertical position and that the
shoulder section of your seat belt is routed
across the center of your shoulder.
! To avoid damage to the seats and the seat
heating, observe the following information:
R do not spill any liquids on the seats. If
liquidiss pilled 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 Seats
85Seats, steering wheela nd mirrors Z
Adjusting th
esteering wheel 0043
To adjust th esteering whee lposition
(fore-and-af tadjustment)
0044 To adjust th esteering whee lheight
i Further relate dsubjects:
R EASY-ENTRY/EXIT feature
(Y page 89)
R Storing setting s(Ypage 92) EASY-ENTRY/EXIT feature
Important safety notes The EASY-ENTRY/EXIT feature makes getting
in and out of your vehicl eeasier. G
WARNING
When th eEASY-ENTRY/EXIT feature adjusts
th es teering wheel, you and other vehicle
occupant s–particularly children –could
become trapped .There is ariskofi njury.
Whil ethe EASY-ENTRY/EXIT feature is mak-
ing adjustments ,makes uret hatnoo nehas
any body part sintheswee poft hesteering
wheel.
If somebod ybecome strapped:
R press on eofthememory function position
buttons ,or
R mov ethe switch for steering whee ladjust-
men tint heopposit edirection to that in
whic hthe steering whee lismoving.
The adjustmen tprocess is stopped. G
WARNING
If children activat ethe EASY-ENTRY/EXIT fea-
ture, they can become trapped ,particularly
when unattended. There is ariskofi njury.
When leaving th evehicle, always tak ethe
SmartKey wit hyou and loc kthe vehicle. Never
leav echildren unsupervised in th evehicle. G
WARNING
If you drive off while th eEASY-ENTRY/EXIT
feature is making adjustments ,you could lose
control of th evehicle. There is ariskofan
accident.
Always wait until th eadjustmen tprocess is
complete before drivin goff.
Position of th esteering wheel when the
EASY-ENTRY/EXIT feature is active The steering whee
lswings upward swhen
you:
R remove th eSma rtKey from th eignition lock
R open th edriver' sdoor wit hthe KEYLESS-
GO start function in position 1
R open th edriver' sdoor and th eSmartKey is
in position 0or 1in th eignition lock
i The steering whee
lonlym oves upward sif
it has no talready reached th eupper end
stop.
Position of th esteering wheel for driv-
ing The steering whee
lismoved to th elast
selected position when you:
R close th edriver' sdoor and
R press th eStart/Sto pbutto nonce
When you close th edriver' sdoor wit hthe
ignition switched on ,the steering whee lis
also automatically moved to th epreviously
set position.
The last position of th esteering whee lis
store dafter eac hmanual setting or when you
store th esetting wit hthe memory function
(Y page 92). Steering wheel
89Seats,steering wheel and mirrors Z
engage revers
egear. You can stor ethis posi-
tion. X
Select key position 2with the Start/Stop
button.
X Press button 0044for the exterior mirror on
the front-passenger side.
X Engage revers egear.
The exterior mirror on the front-passenger
side moves to the preset parkin gposition.
X Use adjustment button 0087to adjust the
exterior mirror to aposition that allows you
to see the rear wheel and the curb.
The parkin gposition is stored.
i If you shift the transmission to another
position ,the exterior mirror on the front-
passenger side return stothe driving posi-
tion.
Calling up astored parking position set-
ting X
Select key position 2with the Start/Stop
button.
X Adjust the exterior mirror on the front-
passenger side with the correspondin gbut-
ton (Y page 90).
X Engage revers egear.
The exterior mirror on the front-passenger
side moves to the stored parkin gposition. The exterior mirror on the front-passenger
side moves back to its original position:
R as soon as you exceed aspeed of 6mph
(10 km/h)
R about ten seconds after you have disen-
gaged revers egear
R if you press button 0043for the exterior mir-
ror on the driver's side Memor
yfunction Storing settings
G
WARNING
If you use the memory function on the driver's side while driving, you could lose control of
the vehicle as aresult of the adjustments
being made. There is arisk of an accident.
Only use the memory function on the driver's
side when the vehicle is stationary. G
WARNING
When the memory function adjusts the seat or steering wheel, you and other vehicle occu-
pants –particularly children –could become
trapped. There is arisk of injury.
While the memory function is makin gadjust-
ments, make sure that no one has any body
parts in the sweep of the seat or steering
wheel. If somebody becomes trapped, imme-
diately release the memory function position
button .The adjustment process is stopped. G
WARNING
Children could become trapped if they acti-
vate the memory function ,particularly when
unattended. There is arisk of injury.
When leaving the vehicle, alway stake the
SmartKey with you and lock the vehicle. Never leave children unsupervised in the vehicle.
With the memory function ,you can stor eup
to three differen tsettings, e.g. for three dif-
feren tpeople. 92
Memor
yfunctionSeats, steering wheel and mirrors