#
Onlyone person should useeachseat
belt atanyone time. Depending
onthede tected acci dent situation,
th ewindo wcur tain airbag onthefront
passeng erside maydeplo y.The airbag is
deplo yedre ga rdless ofwhe ther thefront
passeng erseat isoccupied. Pr
otectiv ecap acit yof theair bags Dep
endingontheacciden tsituation ,an airbag
ma ysupplement thepr otect ion offere dby acor ‐
re ctly fastened seatbelt. &
WARNIN GRisk ofinju ryor deat hdue to
an incorrect sea tpos ition
If yo ude viat efrom thecor rect sea tpos ition,
th eairbag cannotper form itsintended pro‐
te ctiv efuncti on. Eac
hve hicle occupant mustmak esur eof the
fo llo wing:
R Fasten seat belts correctl y.Pregnant
wo men mustta ke par ticular careto
ensur eth at thelap belt neverlie sacr oss
th eabdomen.
R Adoptth ecor rect sea tpos ition and keep
as faraw ay as poss iblefrom theairbags.
R Obser vethefo llo wing informatio n. #
Alw aysmak esur eth at ther ear eno
objec tsbetween theairbag andvehicle
occupant. To
avo idtherisk sre sulting from thedeplo yment
of an airbag, eachve hicle occupant must
obser vethefo llo wing informatio nin par ticular :
R Beforest ar tin gyo ur jour ne y,adjus tyo ur seat
co rrect ly;th edr iver's seat andfront
passeng erseat should bemo vedas farbac k
as possi ble.
When doingso,alwaysobser vetheinf orma‐
tion onthecor rect driver's seatpos ition
(/ page 103). R
Onlyhold thesteer ing wheel bythesteer ing
wheel rim. This allow sth eairbag tobe fully
deplo yed.
R Alw ayslean agains tth eseat backres twhen
th eve hicle isin mo tion. Donotlean forw ards
or agains tth edoor orside windo w.Youma y
ot her wise beinthedeplo yment area ofthe
airbag s.
R The occupant smus talw ayske ep their feet
on thefloor .Do notput your feet on the
coc kpit, forex am ple. Your feet ma yot her‐
wise beinthedeplo yment area oftheairbag.
R Ifch ildr enaretrave ling intheve hicle,
obser vetheadditional notes(/ page60).
R Alw aysst or eand secur eobject scor rectl y.
Objects intheve hicle interior maypr eve ntan
ai rba gfrom func tioning correctly .Eac hve hicle
occupant mustalw aysmak esur eof thefo llo w‐
ing inpar ticular :
R Ther ear eno people, animals orobje cts
be tween theve hicle occupants andanair‐
bag. Occupant
safety 51
Pr
oblems withKEYLESS-GO, troubleshoo ting Yo
ucan nolon gerlo ck orunloc kth eve hicl e
using KEYLESS-GO
Po ssible causes:
R The function oftheSmar tKey has been deac‐
tiv ated.
R The Smar tKey batt eryis we ak ordisc harged. #
Activateth efunc tion oftheSmar tKey
( / pag e75 ). #
Chec kth ebatt eryusing theindicat orlam p
(/ page73 ). #
Replace theSmar tKey batt ery, ifnec essar y
(/ page75 ). #
Useth ere placemen tSmar tKey . #
Use theemer gency keyto loc kor unloc k
(/ page81 ). #
Have theve hicle andSmar tKey checkedat a
qu alif ied spec ialistwo rkshop. Ther
eis int erfere nce from apo we rful radio
sig nal source
Po ssible causes ifth efunc tion ofKEYLE SS-GO is
im pair ed:
R High voltag epo we rlines
R Mobi lephones
R Electr onicdevices (notebook s,table ts)
R Shielding duetome talobje ctsor induc tion
loops forelectr icalgate systems oraut o‐
matic barrier s #
Mak esur eth at ther eis suf ficie ntdist anc e
be tween theSmar tKey and thepo tentia l
sou rceof interfere nce. Ac
tiv atin gor deac tivatin gthe automati c
lo ck ing featur e Mul
timedi asy stem:
4 © 5
Set ting s5
Vehicle
5 Lock ingFunc tion
% The vehicle isloc kedaut omatic allywhen the
ignit ionisswitc hedonand thewheels are
tur ning faster than walkin gpace. #
Swit chAuto matic Door Lockonoroff.
In thefo llo wing situat ions,th er eis adang erof
being lockedout when thefunc tion isactiv ated:
R The vehicle isbeing towe dor pushed.
R Ifth eve hicle isbeing tested on aro ller dyna‐
mome ter. Po
we rcl os ingfun ction &
WARNIN GRisk ofbeco ming trap ped
whe nth edoor sclose automatic ally
Body partsor objec tscan become trapped,
causing injuries. #
Ensur eth at no body partsor obj ect s
ar ein theclosing area. #
Automatic closing ofthedoor scan be
canc eled bypulling theout eror inner
door handle. If
yo upush thedoor intoth eloc kto thefirs t
de tent positio n,thepo we rclosi ngfunction will
au tomatical lypull thedoor intoth eloc k. 80
Openin gand closing
No
teson thecor rect driver' sseat position &
WARNIN GRisk ofacci dent dueto
adjus tingth eve hicle settin gswhile the
ve hicle isin mo tion
Yo uco uld lose contro lof theve hicle inthe
fo llo wing situat ionsinpar ticular :
R Ifyo uadj ustth edr iver's seat, thehead
re stra int ,th esteer ing wheel orthemir ror
while theve hicle isin mo tion
R Ifyo ufa sten your seat beltwhile theve hi‐
cle isin mo tion #
Beforest ar tin gth eengine: Inpar ticular ,
adjus tth edr iver's seat, head restra int ,
st eer ing wheel andmirror,and fasten
yo ur seat belt. En
sur eth efo llo wing when adjustingst eer ing
wheel 1,seat belt2and driver's seat 3:
R Youar esit tin gas faraw ay from thedr iver's
airbag aspossible, taking thefo llo wing
point sint ocon sider ation :
R Youar esit tin gin an upr ight position
R Your thighs areslight lysuppor tedby theseat
cushion
R Your legs areno tfull yex tende dand youcan
depr essthepedals proper ly
R The backof your head issuppo rted ateye
le ve lby thecent erofthehead restra int R
Youcan hold thesteer ing wheel withyo ur
ar ms sligh tly ben t
R Youcan moveyour legs freel y
R Youcan seeallthedispla yson theins tru‐
ment clusterclea rly
R Youha ve agood overvie wof thetra ffic con ‐
dition s
R Your seat beltsitssn ug lyag ains tyo ur body
and pass esacr oss thecent erofyour sho ul‐
der and across your hips inthepelvic area Seats
Ad
jus tingthe fron tse at elec tric all y &
WARNIN GRisk ofbeco ming trap ped if
th eseats areadjus tedby childr en
Childr encould becom etrapped ifth ey adjus t
th eseats, particular lywhen unattende d. #
Whe nleav ing theve hicle, alwaysta ke
th eSmar tKey wit hyo uand lockth e
ve hicle. Seats
andstow ing 10
3
#
Neverlea vechildr enunat tende din the
ve hicle. Yo
ucan adjustth eseats when theignition is
switc hedoff. &
WARNIN GRisk ofbeco ming trap ped
whe nad jus ting theseat
When youadj usta seat ,yo uor other vehicle
occupants couldbecome trapped, e.g.onthe
seat guide rail. #
When adjustingaseat, makesur eth at
no onehas anypar tof their body within
th esw eep oftheseat. Obser
vethesaf etyno teson "Airbags" and"Chil‐
dr en intheve hicle". &
WARNIN GRisk ofacci dent dueto
adjus tingth eve hicle settin gswhile the
ve hicle isin mo tion
Yo uco uld lose contro lof theve hicle inthe
fo llo wing situat ionsinpar ticular :
R Ifyo uadj ustth edr iver's seat, thehead
re stra int ,th esteer ing wheel orthemir ror
while theve hicle isin mo tion
R Ifyo ufa sten your seat beltwhile theve hi‐
cle isin mo tion #
Beforest ar tin gth eengine: Inpar ticular ,
adjus tth edr iver's seat, head restra int ,
st eer ing wheel andmirror,and fasten
yo ur seat belt. &
WARNIN GRisk ofbeco ming trap ped if
th eseat height isadjus tedcar elessl y
If yo uadj ustth eseat height carelessly ,yo u
or other vehicle occupants couldbetrapped
and ther eb yinjur ed. Childr
eninpar ticular couldacciden tally
pr ess theelectr icalseat adjus tmentbutt ons
and become trapped. #
While moving theseats, makesur eth at
han dsorother body partsdo notget
und ertheleve rasse mbly oftheseat
adjus tmentsy stem. &
WARNIN GRisk ofinju rydue toinc or‐
re ctly adjus tedhead restra int s
If head restra int sha ve notbe en adjus ted
cor rectly ,th er eis an incr eased risk ofinjur y
in thehead andneckar ea, e.g. intheev ent
of an acciden tor sudden braking. #
Beforedr iving off,mak esur efo rev ery
ve hicle occupant that thecent erofthe
head restra int suppor tsthebac kof the
head atabout eyeleve l. Ad
jus tth ehead restra int fore -and -aftpo sitio nso
th at itis as clo seasposs ibletothebac kof your
head. 10
4
Sea tsand stow ing
Head
restra ints Ad
jus tingthe fron tse at lux uryhe ad
re stra ints mechanica lly &
WARNIN GRisk ofacci dent dueto
adjus tingth eve hicle settin gswhile the
ve hicle isin mo tion
Yo uco uld lose contro lof theve hicle inthe
fo llo wing situat ionsinpar ticular :
R Ifyo uadj ustth edr iver's seat, thehead
re stra int ,th esteer ing wheel orthemir ror
while theve hicle isin mo tion
R Ifyo ufa sten your seat beltwhile theve hi‐
cle isin mo tion #
Beforest ar tin gth eengine: Inpar ticular ,
adjus tth edr iver's seat, head restra int ,
st eer ing wheel andmirror,and fasten
yo ur seat belt. &
WARNIN GRisk ofinju rydue toinc or‐
re ctly adjus tedhead restra int s
If head restra int sha ve notbe en adjus ted
cor rectly ,th er eis an incr eased risk ofinjur y
in thehead andneckar ea, e.g. intheev ent
of an acciden tor sudden braking. #
Beforedr iving off,mak esur efo rev ery
ve hicle occupant that thecent erofthe
head restra int suppor tsthebac kof the
head atabout eyeleve l. Ad
jus tth ehead restra int fore -and -aftpo sitio nso
th at itis as clo seasposs ibletothebac kof your
head. #
Tomo veforw ards: pullth ehead restra int
fo rw ards. #
Tomo vebac kwards: press release knob 1
and push thehead restra int bac kwards.
At tac hin gan dre mo ving the addi tional cush‐
io n of the fron t-se atlux uryhe ad restra int #
Position headrestra int 2 asfarfo rw ards as
poss ible. 11
4
Sea tsand stow ing
#
Swi tchth efunc tion forth edesir edseat onor
of f.
If th efunc tion isactiv e,thenec kheat ofthe
addit ionalcus hion hasbeen coupledtothe
seat heating. Se
tting automatic seatadjustmen t &
WARNIN GRisk ofbeco ming trap ped
du ring adjus tment ofthedr iver's seat
af te rcall ing upadr iver profile
Selecting auser profile ma ytrigg eran
adju stment ofthedr iver's seat totheposi‐
tion save dunder theuser profile. Youor
ot her vehicle occupants couldbeinjur edin
th epr ocess. #
Mak esur eth at when theposition of
dr iver's seat isbeing adjustedusing the
multime diasystem, nopeople orbody
par tsarein theseat's rang eof mo ve‐
ment. If
th er eis arisk ofsomeone becoming trap‐
ped, stop theadjus tmentpr ocess immedi‐
at ely: #
a)Tapth ewa rning mess ageon thecen‐
tra ldispla y.
or #
b)Press amemor yposition buttonora
seat adjus tmentswitc hon thedr iver's
door .
The adjus tmentpr ocess willbestop‐
ped. Multimedia
system:
4 © 5
Comfort 5
Seat
5 Autom aticSeat Position ing
Ad jus tingdr iver' sse at and steer ing wheel
posit iontobody size
The vehicle calculat esasuit able driver's seat
and steer ing wheel position onthebasis ofthe
dr iver's body sizeandsets this dir ect ly. #
Tosetth eunit ofmea surement :selec tcm
or ft/in. #
Setth esize using thescale. #
Select Start Position ing.
The driver's seat andsteer ing wheel position
is adjus tedto thebody sizethat has been
se t.
% Ifth edr iver's seat andsteer ing wheel posi‐
tion calculat edbytheve hicle isno tpr actical
or comf ortable, itcan bemanuall yadap ted
at anytim evia thecon trol butt ons.
The outside mirrors areno tse tvia this func ‐
tion .Ins tead, they have tobe setmanually
via theoper ating switches.
% Youcan also configur eth ese settings viathe
Mer cedes meuser account foryo ur user
pr ofile. Bysyn chronizi ngthepr ofiles inthe
ve hicle andtheMer cedes meconnect pro‐
fi les, youcan carryover these settings for
yo ur vehicle. Further information aboutsyn‐
ch ronizi nguser profiles . 11
8
Sea tsand stow ing
#
Press butt on1 repeat edly until thedesir ed
blo werse tting hasbeen reac hed.
De pen dingon theblo werse tting, uptothre e
indic ator lam pswill light up.Ifall indic ator
lam psareof f,th eseat ventil ation issw itched
of f.
% Ifyo uswit chthepo we rsupp lyoffand on
ag ain within 20minut es,thepr ev ious seat ve
ntil ation setting forth edr iver's seat will
re main active. Ste
ering wheel Ad
jus tingthe steer ing wheel electrically &
WARNIN GRisk ofacci dent dueto
adjus tingth eve hicle settin gswhile the
ve hicle isin mo tion
Yo uco uld lose contro lof theve hicle inthe
fo llo wing situat ionsinpar ticular :
R Ifyo uadj ustth edr iver's seat, thehead
re stra int ,th esteer ing wheel orthemir ror
while theve hicle isin mo tion
R Ifyo ufa sten your seat beltwhile theve hi‐
cle isin mo tion #
Beforest ar tin gth eengine: Inpar ticular ,
adjus tth edr iver's seat, head restra int ,
st eer ing wheel andmirror,and fasten
yo ur seat belt. &
WARNIN GRisk ofentr apment forch il‐
dr en when adjustingth esteer ing wheel
Childr encould injureth emselv esifth ey
adjus tth esteer ing wheel. #
Neverlea vechildr enunat tende din the
ve hicle. #
When leaving theve hicle, alwaysta ke
th eSmar tKey wit hyo uand lockth e
ve hicle. The
steer ing wheel canbeadjus tedwhen the
po we rsupp lyis disco nnect ed. 12
2
Sea tsand stow ing
1
Tomo veup
2 Tomo vebac k
3 Tomo vedown
4 Tomo veforw ard #
Save these ttings withth ememor yfunc tion
(/ page12 5). Easy
entryand exitfeatur e Usi
ngtheeasy entryand exitfeatur e &
WARNIN GRisk ofacci dent whenpu lling
aw ay dur ing theadjus tmentpr ocess for
th eeasy exitfeatur e
Yo uco uld lose contro lof theve hicle. #
Alw ayswa itunt ilth eadjus tmentpr oc‐
ess iscom pletebef orepulling away. &
WARNIN GRisk ofbeco ming trap ped
du ring adjus tment oftheeasy entryand
ex itfeatur e
Yo uand other vehicle occupants could
become trapped. #
Ensur eth at no onehas abody partin
th esw eep oftheseat orsteer ing wheel. #
Movetheadjus tmentle ve rof thesteer‐
ing wheel ifth er eis arisk ofbecoming
tr apped bythesteer ing wheel.
The adjus tmentpr ocess isstopped. #
Ifth er eis arisk ofbecoming trapped by
th edr iver's seat, press theseat adjus t‐
ment switches.
The adjus tmentpr ocess isstopped. Yo
ucan stop theadjus tmentpr ocess bypress‐
ing one ofthememor yfunc tion position
switc hes. &
WARNIN GRisk ofbeco ming trap ped if
ch ildr enact ivat eth eeasy entryand exit
fe atur e‑
Childr encoul dbec ome trapped ifth ey act i‐
va te theeasy entry‑and exitfeatur e,par ticu‐
lar lywhen unattende d. #
Neverlea vechildr enunat tende din the
ve hicle. #
When leaving theve hicle, alwaysta ke
th eSmar tKey wit hyo uand lockth e
ve hicle. In
order touse theeasy entryand exitfeatur e,
th eaut omatic seatadjus tmentfunc tion must
ha ve been switchedon(/ page11 8). Sea
tsand stow ing 12
3