
R
Suitable positioning of thec hild restra int sys‐
te m( →pag e54). PRE-SAFE
®
sy stem PRE-
SAFE®
(Pre-Crash Saf ety-Sy stem) PRE-
SAFE®
is able todetect cer tain critical driv‐
ing situations and implemen tpre-em ptivem eas‐
ures toprotect thev ehicle occupants.
PRE-SAFE ®
can implement thef ollowing meas‐
ures independentl yofeacho ther:
R Tightening thes eat belts on thed rive r's seat
and front passenger seat.
R Closing thes ide windo ws.
R Vehicles with sliding sunroof: closingthe
sliding sunroof.
R Vehicles with memor yfunction: moving
th ef ront passenger seat toam oref avo ura‐
ble seat position.
R Vehicles with multicontour seat: increas‐
ing thea ir pressur einthe seat side bols ters
of thes eat backrest. R
PRE-SAFE ®
Sound: pr ovided that them ulti‐
media sy stem is switched on, generates a
brie fnoise signa ltostimulat ethe innat epro‐
te ctiv em echanism of aperson's hea ring.
* NO
TEDama gecaused byobject sinthe
fo ot we ll or behin dthe seat The automatic adjustment of
thes eat posi‐
tion ma yresult in damag etothe seat and/or
th eo bject. #
Stow object sinas uitable place. Re
versing theP RE- SAFE®
sy stem measures If an acciden
tdid no toccur ,the pre-em ptive
measures that we retake na re re versed.
Yo uw ill need toper form certains ettings your‐
self. #
Ifth es eat belt pre-tensioning is no treduced,
mo vethes eat backres tbacks lightl y.
The locking mechanism releases. Fu
nction of PRE-SAFE ®
PLUS (anticipatory
occupant pr otection plus) PRE-
SAFE®
PLUS can de tect cer tain impacts,
particular lyan imminent rear impact ,and take
pre-em ptivem easures toprotect thev ehicle
occupants. These measures canno tnecessarily
pr eve nt an imminent impact.
PRE-SAFE ®
PLUS can implement thef ollowing
measures independentl yofeacho ther:
R Tightening thes eat belts on thed rive r's seat
and front passenger seat.
R Activating ther ear hazar dwarning light sata
higher flashin gfrequ enc y.
R Increasing brak epressure when thev ehicle
is stationar y.This brak eapplication is cancel‐
led automaticall ywhen thev ehicle pulls
aw ay.
If an accident did no toccur ,the pre-em ptive
measures that we retake na re re versed. Occupant saf
ety45

Sy
stem limitations
The sy stem will no tinitiat eanyaction in thef ol‐
lowing situations:
R when reve rsing
or
R when thev ehicle is towing atrailer and there
is ar isk of arear impact
The sy stem will no tinitiat eanybraking applica‐
tion in thef ollowing situations:
R whils tdriving
or
R when entering or exitin gap arkin gspace
while using ActiveP arking Assist Information on PRE-
SAFE®
Impulse Side If an imminent side impact is de
tected, PRE-
SA FE®
Impulse Side can pre-emptively mo vethe
front-seat vehicle occupant's upper body
to wa rdst he centre ofthev ehicle. It does this by
ra pidl yinflating an air cushion in theo uter seat
side bols teroft he seat backres tonthe side on
whic hthe impact is anticipated. This increases th
ed ista nce betwee nthe door and thev ehicle
occupant.
If PRE-SAFE ®
Impulse Side has been deplo yedor
is faulty ,the PRE-SAFE impulse side inoperative
See Owner's Manual displaymessag eisshown
(→ pag e466). Children in
thev ehicle Note
sont he saf etransportation of children &
WARNING Risk of accident and inju ry
due tochildren lef tunat tende dint he
ve hicle
If yo ul eave children unat tende dint hevehi‐
cle, they ma ybea bletos etthev ehicle in
motion, fore xamp leby:
R Releasing thep arking brake.
R Shifting thet ransmission out of park
position j.
R Startin gthe engine.
In addition, they ma yoperat evehicle equip‐
ment. #
Neverlea ve children and animals unat‐
te nde dint hevehicle. #
When leaving thev ehicle, alw ayst ake
th ek eywit hyou and loc kthe vehicle.
This also applies tomobil ephones if the
"Digital Car Keyint he smartphone"
function is activated via theM ercedes
me connect weba pp. &
WARNING Thisp oses an increased risk
of deat hduetoheat strokeorexposure
to cold in thev ehicle
If persons –particularly children –expe ri‐
enc eprolonged exposur etoextremely high
or lo wtemperatures, this poses arisk of
inju ryor eve nfatal injur y. #
Neverlea ve anyone –p articularly chil‐
dren –unat tende dint hevehicle. &
WARNING Risk of bu rnsw hen 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. 46
Occupant saf ety

Children could suf
ferb urns on 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 texpose dto
direct sunlight. #
Protect it wit hablanket,for example. #
Ifth ec hild restra int sy stem has been
ex posed todirect sunlight ,allowitto
cool befor esecu ring achild int oit. #
Neverlea ve children unat tende dint he
ve hicle. To
impr oveprotection forc hildren younger than
12 yearso ld or unde r1.50 minh eight,
Mercedes-Benz recommends youo bse rvet he
fo llowing information:
R Onlysecur 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. R
Alw aysi ns tallac hild restra int sy stem on a
re ar seat if possible.
R Onlyuse thef ollowing securing sy stems for
ch ild restra int sy stems:
- thes eat belt sy stem
- theI SOFIX or i-Siz emounting brac kets
- theT op Tether anchorages
R The manufacturer's ins tallation instructions
fo rt he child restra int sy stem.
R The warning labels in thev ehicle interior and
on thec hild restra int sy stem. &
WARNING Risk of inju ryor deat hcaused
by incor rect ins tallation of thec hild
re stra int sy stem
If th ec hild restra int sy stem is incor rectly
ins talled on asuitable seatin gposition, it
canno tperform its intended pr otectiv efunc‐
tion.
The child canno tberestrained in thee vent of
an accident, heavy braking or asudden
ch ang eofd irection. #
Alw aysc ompl ywitht he manufacturer's
ins tallation instructions fort he child
re stra int sy stem and its cor rect use. #
Makesur ethat thee ntir ebase of the
ch ild restra int sy stem alw aysr ests on
th es itting sur face of thes eat. #
Neverp lace objects under or behind
th ec hild restra int sy stem, e.g. cush‐
ions. #
Alw aysu sechild restra int sy stems with
th eo riginal co verd esigned fort hem. #
Alw aysr eplace damaged co vers with
ge nuine co vers. &
WARNING Risk of accident caused by
incor rectl yins tal led child restra int sys‐
te ms
If th ec hild restra int sy stem is no tcorrectly
ins talled or secured, it could release in the
ev ent of an accident, sudden braking or a
sudden chang eind irection. Occupan
tsafety 47

If
th et ailgat ehas been loc kedf romt he outside,
or thec hild saf etyl oc kh as been activated, the
ta ilgat ecanno tbeu nlockedw ithb utton 1.
The tailgat eise quipped wit hanautomatic
obs tacle de tection function. If asolid object
bloc ksorrestricts thet ailgat ewhen automati‐
call yopening, this proces sisstopped. The auto‐
matic obs tacle de tection function is only an aid.
It is no tasubstitu te fory our attentiveness when
opening thet ailgate. Closing
thet ailgate &
WARNING Risk of inju ryfrom unsecu red
items in thev ehicle
If objects, luggag eorloads ar enotsecured
or no tsecured suf ficientl y,they could slip,
tip ove rorbet hrow na roun da nd thereb yhit
ve hicle occupants.
Ther eisar isk of inju ry,p articularly in the
ev ent of sudden braking or asudden change
in direction. #
Alw ayss towo bjectsins uchaw aythat
th ey canno tbethrow na round. #
Befor ethe journe y,secur eobjects, lug‐
ga ge or loads agains tslipping or tipping
ove r. &
WARNING Risk of becoming trapped
du ring au tomatic closing of thet ailgate
Pa rtsoft he body could become trapped dur‐
ing automatic closing of thet ailgate. More‐
ove r,people, e.g. children, ma ybestanding
in thec losing area or ma yenter thec losing
area during thec losing process. #
Mak esuret hat nobody is in thev icinity
of thec losing area during thec losing
process.
Use one of thef ollowing options tostop the
closing process:
R press thep button on thek ey.
R press or pull ther emo teoperating switch
on thed rive r's door. R
press thec losing or locking button on the
ta ilgate.
R Pull thet ailgat ehandle. Ve
hicles with HANDS-FREE ACCESS: it is also
possible tostop thec losing process bymoving
yo ur foot inak ickin gmotion under ther ear
bumper.
To close thet ailgate, thef ollowing options
ar ea vailable: #
Pullthe tailgat edownwards slightly .Release
it as soon as it begins toclose. #
Vehicles with HANDS-FREE ACCESS: move
yo ur foot belo wthe bumper (→ page79). #
Vehicles with KEYLESS-GO: press and hold
the p button on thek ey(wit hthe keyin
th ev icinit yoft hevehicle). Opening and closing
77

#
Press remo teoperating switch 1fort he
ta ilgate. #
Press closing button 1onthet ailgate. #
Vehicles with KEYLESS-GO: press locking
button 2inthet ailgate.
If ak eyis de tected outsid ethe vehicle, the
ta ilgat ecloses and thev ehicle is loc ked.
Au tomatic reve rsing function fort he tail gate
The tailgat eise quipped wit hautomatic obs tacle
de tection wi threve rsing function .Ifasolid
object bloc ksorrestricts thet ailgat ewhen auto‐ matically closing,
thet ailgat eautomatically
open sagain slight ly.T he au tomatic obs tacle
de tection wi threve rsing function is onl yanaid.
It is no tasubstitut efor your attentiveness when
closin gthe tailgate. #
When closing, mak esuret hat no body parts
ar eint he closing area. &
WARNING Risk of becoming trapped
despi tereve rsing function
The reve rsing function does no treact:
R tosoft, light and thin objects, e.g. fingers.
R overthe las t8mmoft he closing path.
In these situation sinparticular ,the reve rsing
function canno tpreve nt someone being trap‐
ped. #
Whe nclosing, ma kesur ethat no body
parts ar einthe closing area.
If someone is trapped:
R press thep button on thek ey,or 78
Opening and closing

1
Closing
2 Opening
The but tons on thed rive r's door take prece‐
dence. #
Tostar ta utomatic operation: pressthe
W button be yond thep oint of resis tance
or pull and release it. #
Tointer 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 rsef unction 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 rsef unction is
onl yana id and is no tasubstitut efor your atten‐
tiveness. #
When closing, mak esuret hat no body parts
ar eint he closing area. &
WARNING Risk of becoming trapped
despi tether eb eing reve rsing pr otection
on thes ide window
The reve rsef unction does no treact:
R tosoft, light and thin objects, e.g. small
fi ngers R
during resetting
This means that ther eve rsef unction cann ot
pr eve nt someone from becoming trappe din
th ese situations. #
When closing, mak esuret hat no body
parts ar einthe closing area. #
If someone becomes trapped, press the
W button toopen thes ide window
again. Con
venience opening (ventilating thev ehicle
befor estarting ajourney) &
WARNING Risk of entrapment when
opening asidew indow
Whe nopening asidew indo w, parts of the
body could be dr awninorb ecome trapped
betwee nthe side windo wand windo wframe. #
When opening ,makes uret hat nobody
is touchin gthe side windo w. #
Release theb utton immediatel yif
somebody becomes trapped. Openin
gand closing 83

Problem
Possible causes/consequences and M
MSolutions
& 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. If
as 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: #
Repeat thep reviou sstep.
The side windo wisclosed without thea utomatic reve rsing function.
The side windo wscanno tbeo pened or
closed using thec onvenience opening
fe ature. The
keyb atte ry is dischar gedorn early dischar ged. #
Chec kthe batter yusing theb atter ychec klam pand replace if necessar y. Openin
gand closing 85

1
Toraise
2 Toopen
3 Toclose/l ower
Use the3 button tooperat ethe panoramic
sliding sunroof and ther oller sunblind.
R The panoramic sliding sunroof can be
opened onl ywhen ther oller sunblind is open.R
The roller sunblin dcan be opera tedo nly
when thep anoramic sliding sunroof is
closed. #
Tostar ta utomatic operation: pressthe
3 button be yond thep oint of resis tance
or pull and release it. #
Tointer rupt automatic operation: briefly
press the3 button in an ydirection.
The opening/closin gprocess is stopped.
R Chec kwhether thep anoramic sliding sunroof
can be raised or opened when aroof rack is
fi tted.
Au tomatic reve rsing function of thes liding
sunroof
If th er eisano bjectobstructin gthe sliding sun‐
ro of during thec losing process, thes liding sun‐
ro of opens again automatically .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:
R tosoft, light and thin objects, e.g. small
fi ngers
R overthe las t4mmoft he closing path
R during resetting
This means that ther eve rsef unction cann ot
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. Opening and closing
87