
&WARNING Risk offata linjur ydue to
ex posur etoextreme heat or coldint he
ve hicle
If people –particularly children –are
ex posed toextreme heat or col dovera n
ex tende dperio doft ime,ther eisar isk of
inju ryor eve nfatal injur y.
#Neverlea ve anyone –p articularly chil‐
dren –unat tende dint hevehicle.
&
WARNING Risk of burn swhen thec hild
seat is exposed todirect sunlight
If th ec hild restra int sy stem is exposed to
direct sunlight or heat, parts could heat up.
Children could suf ferb urns from these parts,
particularly on me tallic parts of thec hild
re stra int sy stem.
#Alw aysm akes uret hat thec hild
re stra int sy stem is no texposedt o
direct sunlight.
#Pr otect it wit hablanket,for example.
#Ifth ec hild restra int sy stem has been
ex posed todirect sunlight ,allowitt o
cool befor esecuri ngachild int oit.
#Ne verlea ve children unatte ndedint he
ve hicle.
The use of seat belts and child restra int sy stems
is requ ired bylawi n:
RAll 50 states
RThe U.S. territories
RThe District of Columbia
RAll Canadian pr ovinces
All child restra int sy stems mus tmeetthe follow‐
ing standards:
RU. S. Federal Mo torV ehicle Saf etyS tandards
21 3a nd 225
RCanadian Mo torV ehicle Saf etyS tandards
21 3a nd 210.2
Yo uc an obtain fur ther information about the
cor rect child restra int sy stem from any
Mercedes-Benz Service Center. To
impr oveprotection forc hildren younger than
12 yearso ld or unde r5ft(1.50 m) in height,
Mercedes-Ben zrecommends youo bserv ethe
fo llowing information:
ROnl ysecur echildren using achild restra int
sy stem whic hisappropriat etothe height,
ag ea nd weight of thec hild and suitable for
Mercedes-Benzv ehicles. Be suretoobserve
th ei nstruction sfor cor rect us eoft hechild
re stra int sy stem.
RAlw aysi ns tallac hild restra int sy stem on a
re ar seat if possible.
ROnly usethef ollowing securing sy stems for
ch ild restra int sy stems:
-th es eat belt sy stem
-th eL ATCH -type (ISOFIX)m ounting brack‐
et s
-th eT op Tether anchorages
RThe manufacturer's ins tallation instructions
fo rt he child restra int sy stem.
RThe warning labels in thev ehicle interior and
on thec hild restra int sy stem.
Occupant saf ety 47

Ifyo udon otopen thev ehicle within appr ox‐
imatel y40seconds af teru nlocking:
RThe vehicle is loc keda gain
RAnti- theftp rotection is reactivated
Do no tkeep theS martK eytoge ther wit helec‐
tronic devices or me talo bjects. This can af fect
th eS martK ey's functionality.
% If batter ychec klamp 2does no tlight up
af te rp ressing the% or& button, the
batter yisdischar ged.
Changing theS martK eybatter y(
→page59).
Activating/deactivatin gthe acoustic lo cking
ve rification signal
Multimedia sy stem:
, 9 H K L F O H.î 9 H K L F O H 6 H W
W L Q J V. $ F R X V W L F / R F N
#Ac tivate Oor deacti vate ª thef unction.
Ac tivating/deactivatin gthe pani calarm
Requirements
% The panic alar mfunction is onl yavailable in
cer tain countries.
RThe ignition is switched off.
#To activate: press button 1fora pprox‐
ima tely one second.
Av isual and audiblea larmist riggered.
#To deactivate: brieflyp ress but ton1 again.
or
#Press thes tart/s topb utton on thed ash‐
boar d(theS martK eyis inside thev ehicle).
Changing theu nlocking settings
Possible unlocking functions of theS martK ey:
RCentral unlo cking
RUn lockin gthe driver's door and fuel filler flap
#To switc hbetwe en settings: pressthe
% and& buttonss imultaneousl yfor
appr oximatel ysix seconds until theb attery
ch eckl am pflashes twice.
If th eu nlocking function fort he driver's door
and fuel filler flap has been selecte d:
RPressingthe% button asecondt ime cen‐
trally unloc ksthev ehicle.
RVehicles with KEYLESS-GO: ifyo ut ouch
th ei nner sur face of thed oor handle on the
driver's door ,onlyt he driver's door and fuel
fi ller flap ar eunlocked.
Re ducing the energy consu mptionoft he
SmartK ey
Allvehicles: ifyo udon otuse thev ehicle or a
SmartK eyforane xtende dperio doft ime,you
can reduce thee nergy consum ption of the
58
Openin gand closing

respectiv eSmartK ey.Todos o, deactivat ethe
Sma rtKe yfunctions.
#To deactivate: pressthe& button on the
SmartK eytwice in rapid succession.
The batter ychec klam poft he SmartK ey
fl ashes twic ebrief ly and lightsupo nce.
#To activate: press anybutton on theS mart‐
Ke y.
% When thev ehicle is star tedw itht he Smart‐
Ke yint he stow agec ompartment of thec en‐
te rc onsole, theS martK eyfunctions are
au tomatical lyactivated (
→pag e136).
Removing/insertin gthe mechanical key
#To remo ve:press release knob 1.
Mechanical key2 is pushed out slight ly.
#Pull ou tmechanical key2 until it en gage sin
th ei ntermediat eposition.
% Youc an use thei ntermediat eposition of
mechanical key2 toattac hthe keytoak ey
ri ng.
#Press release knob 1again and fully
re mo vemechanica lkey 2.
#To inser t:press release knob 1.
#Insertmechanical key2 tothei ntermediate
position or full yuntil it engages.
Replacing the SmartK eybattery
&
DANG ER Serious damag etohealth
caused byswallowing batteries
Batteries contain toxic and cor rosiv es ub‐
st ances. Swallowing batte ries ma ycause
serious damag etohealth.
Ther eisar isk offata linjur y.
#Keep batteries out of ther eac hofc hil‐
dren.
#If batteries ar eswallowe d, seek medical
attention immediately.
+ENVIRONMEN TALN OTEEnvironmental
damage causedbyimproper disposal of
batteries
Bat teries conta in pollutants. It is
illegal todispose of them wit hthe household
ru bbish.
#
Dispose of batteries in an
environmen tallyr esponsibl emanner.
Ta ke dischar gedb atteries toaq ualified
specialis tworks hop or toac ollection
pointf or used batteries.
Opening and closing 59

#Vehicles with trunk lid co nvenience clos‐
ing: press closing button 1inthet runk lid.
#Ve hicles with trunk lid co nvenience clos‐
ing and KEYLESS-GO: press lockingbutton
2 inthet runk lid.
If aS martK eyis de tected outsid ethe vehicle,
th et runk lid closes and thev ehicle is loc ked. Au
tomatic reve rsing function of thet runk lid
If an object restricts thet runk lid during the
automatic closingp rocess, thet runk lid opens
again automaticall y.The automatic reve rsing
function is onl yanaid and is no tasubstitut efor
yo ur attentiveness.
#When closing, mak esuret hat no body parts
ar eint he closing area.
&
WARNING Risk of becoming trapped
despite ther eve rsing function
The reve rsing function does no treact:
Rto soft, light and thin objects, e.g. fingers.
Rove rthe last Óin (8 mm) of thec losing
path.
In these situation sinparticular ,the reve rsing
function canno tpreve nt someone being trap‐
ped.
#Whe nclosing, make surethat no body
parts ar einthe closing area.
#If someone is trapped, use one of the
fo llowing options:
RPress thep button on the
SmartK ey.
RPress ther emo teoperating switch
on thed rive r's door.
RPress thec losing or locking button
on thet runk lid.
RPull thet runk lid handle.
68
Openinga nd closing

#If someone is trapped,release theb ut‐
to ni mmedia tely or pres sthe button in
order toreopen thes ide windo w.
&
WARNING Risk of becoming trapped
whe nchildren opera tethes ide windo ws
Childr en could become trapped ifth ey oper‐
at et he side windo ws,particularly when unat‐
te nded.
#Ac tivat ethe child saf etyl oc kf or the
re ar side wind ows.
#When leaving thev ehicle, alw ayst ake
th eS martK eywit hyou and loc kthe
ve hicle.
#Ne verlea ve children unatte ndedint he
ve hicle.
Re quirementsRThe po wersupply or thei gnition is switched
on.
1Closes
2Opens
The buttons on thed rive r's door take prece‐
dence.
#To star ta utomatic operation: pressthe
W button be yond thep oint of resis tance
or pull and release it.
#To inter rupt automatic operation: press or
pul lthe W button again.
When thev ehicle is switched off, thes ide win‐
do ws can continu ebeing ope rated.
The function is available fora round five minutes
or until afront door is opened.
Au tomatic reve rsing function of thes ide win‐
do ws
If an object bloc ksas ide wind owduring the
closing process, thes ide windo wopens again
automaticall y.The automatic reve rsing function
is onl yana id and is no tasubstitut efor your
attentiveness.
#When closing, mak esuret hat no body parts
ar eint he closing area.
&
WARNING Risk of becoming trapped
despite ther eb eing reve rsing pr otection
on thes ide window
The reve rsing function does no treact:
Rto soft, light and thin objects, e.g. small
fi ngers
Opening and closing 73

#Toclose ther oller sunblinds: pressthe
& button again.#Tointer rupt convenience closing: release
th e& button. %
Con venience closing can also be operated
wi th KEYLESS-GO (→pag e62).
Problems with thes ide windo ws
Problem
Possible causes/consequences and MSolutions
As ide windo wcann otbe closed and
yo uc anno tsee thec ause.
#Chec ktos ee if an yobjects ar einthe windo wguide.
& WARNING Risk of becoming trapped or fata llyi njured if reve rsing pr otection is no tactivated
If yo uc lose aside wind owagain immediatel yafter it has been bloc kedorr eset, thes ide windo wcloses
wit hincreased or maximum forc e. The reve rsing featur eist hen no tactive.
Pa rtsoft he body could become trapped in thec losing area in thep rocess.
#Mak esuret hat no parts of theb ody ar einthe closing area.
#Tostop thec losing process, release theb utton or press theb utton again toreopen thes ide win‐
do w.
Ifas ide windo wisobstructed during closing and reopens again slightly:
#Immediatel yafter thew indo wblocks,p ull thec orresponding button again until thes ide windo whas
closed, and hold theb utton forana dditional second.
The side windo wisclosed wit hincrease dforce.
If as ide windo wisobstructed again during closing and reopens again slightly:
Opening and closing 75

roof opens again automaticall y.The automatic
re ve rsef unction is onl yanaid and is no tasub‐
st itut efor your attentiveness.
#When closing, mak esuret hat no body parts
ar eint he closing area.
&
WARNING Risk of entrapment evenw ith
th er eve rsing featur eactive
The reve rsef unction does no treact in partic‐
ular:
Rto soft, light and thin objects, e.g. small
fi ngers
Rove rthe last ãin (4 mm) of thec losing
path
Rduring resetting
This means that ther eve rsef unction cannot
pr eve nt someone from becoming trappe din
th ese situations.
#When closing, mak esuret hat no body
parts ar einthe closing area.
#Release theb utton immediatel yif
somebody becomes trapped.
or
#Brief lypress theb utton in an ydirection
during automatic operation.
The closing process is stopped.
Au tomatic reve rsing function of ther oller
sunblind
If th er eisano bjectobstructin gthe roller sun‐
blind during thec losing process, ther oller sun‐
blind opens again automaticall y.The automatic
re ve rsef unction is onl yanaid and is no tasub‐
st itut efor your attentiveness.
#When closingt heroller sunblind, mak esure
th at no body parts ar eintherang eofm ove‐
ment.
& WARNING Risk of becoming trapped
despite reve rsing function
In particular ,the reve rsing function does not
re act tosoft, light and thin objects, e.g. small
fi ngers.
Thi sm eans that ther eve rsing function can‐
no tp reve nt entrapment in these situations.
#When closing ther oller sunbli nd,m ake
sur ethat no body parts ar eintherange
of mo vement.
#Re lease theb utton immediatel yif
somebody becomes trapped.
or
#Press theb utton in an ydirection during
th ea utomatic closing process.
The closing process is stopped.
Au tomatic features of thes liding sunroof
%
The term "slidings unroof" also refers to the
panoramic sliding sunroof.
By pushing or pulling the3 button, youc an
inter rupt thea utomatic functions: "Rain closing
function when driving" and "Automatic lo wering
fe ature".
Ra in closing function when driving
Ve hicles with apanoramic sliding sunroof: If
it starts torain, ther aised slidings unroof is
automaticall ylowe redw hile thev ehicle is in
motion.
78 Opening and closing

Automatic lo weringfeature
Ve hicles with apanoramic sliding sunroof: If
th es liding sunroof is raised at ther ear ,the slid‐
ing sunroof is automaticall ylowe reds lightl yat
higher speeds. Atlows peeds, it is raised again
automaticall y.
&
WARNING Risk of entrapment byauto‐
matic lo wering of thes liding sunroof
At high speeds ther aised sliding sunroof
automaticall ylow erss lightl yatt herear.
This coul dtrapy ou or other persons.
#Mak esuret hat nobody reaches int othe
sweep of thes liding sunroof whils tthe
ve hicle is in motion.
#If somebody becomes trapped, briefly
push thes liding sunroof button for‐
wa rdsorb ackwards.
The sliding sunroof lifts during opening.
Problems with thes liding sunroof
%
The term "slidings unroof" also refers to the
panoramic sliding sunroof.
Problem Possible causes/consequences and MSolutions
The sliding sunroof cann otbe closed
and youc anno tsee thec ause. &
WARNING Risk of becoming trapped or fata linjur ybyc losing thes liding sunroof again
If yo uc lose thes liding sunroof again immediatel yafter it has been bloc kedorr eset, thes liding sunroof
closes wit hincreased forc e.
Pa rtsoft he body could become trapped in thec losing area in thep rocess.
#Mak esuret hat no parts of theb ody ar einthe closing area.#Release theb utton immediatel yifsomebody becomes trapped.
or
Openin gand closing 79