Page 89 of 458

%
When theMer cedes‑Benz emergency callsy s-
te m isactiv eand thealar mstay son formor e
th an 30 secon ds,amessag eis aut omati cally
sent totheCust omer Assist anceCenter
(/ page264).
% Inthecase ofsevere batt erydisc harging ,th e
anti-theT alarmsystem isaut omati callydeac-
tiv ated tofacilit ateth ene xt engine star t.
Deactiv Deactiv
atingt ating
the ATA he
ATA #
Press theÜ, ßor008B buttononthe
Sma rtKe y.
or #
Press thestar t/s topbutt onwithth eSmar tKey
in thestow agecom partmen t(/ page144)
Deact iv Deact
ivatin gt atin
gthe alar he
alar musin gKEY LESS-GO m
usin gKEY LESS-GO #
Grasp theoutside doorhandle withth eSmar t-
Ke yout side theve hicle. FF
unct ionoft unct
ionofthe tow he
tow-a wa -a
wa yalar m y
alar m %
Thisfu nct ion mayno tbe availabl ein all coun -
tr ies. An
audib leand visualalar mistrigg ered ifan alter-
atio nto your vehicle' sang leof incl inat ionis
de tected while theto w- awa yalar misarmed.
The tow- awa yalar misaut omat icallyarmed aTer
appr oximat ely60 seconds:
R ATer locking theve hicle withth eSmar tKey
R ATe rlo ck ing theve hicle usingKEY LESS-GO
The tow- awa yalar misonl yar med when thefo l-
lo wing components areclosed:
R Door s
R Trunk lid
The tow- aw ay alar misaut omati callydeact ivat ed:
R ATer pressin gth eÜ or008B buttononthe
Sma rtKe y
R ATe rpr ess ing th estar t/s topbutt onwithth e
Sma rtKe yin themar kedspace (/page144)
R ATer unlockingtheve hicle usingKEY LESS-GO
R When usingHA NDS- FREE ACCESS
Inf ormation oncollision detection onapar ked
ve hicle (/page168) . ArAr
min g/disar min
g/disar mingt min
gthe tow he
tow-a wa -a
wa yalar m y
alar m Mu
ltimedi asy stem :
4 © 5
Setting s5
Quick Acces s #
Arm or disar mTow-a wayPro tecti on.
The tow- awa yalar misarmed again inthefo llo w-
ing cases :
R The vehicle isunl ockedag ain.
R Adoor isopened.
R The vehicle isloc kedag ain.
% Ifqu ick acces sis una vailable, select theVehi-
cle submenu intheSettings mainmenu to
ar m or disar mtheto w- awa yalar m. FF
un cti on oft un
cti on ofthe int he
inter er
ior mo ior
motionsen sor tio
nsen sor %
Thisfu nct ion mayno tbe availabl ein all coun -
tr ies.
When theint erior motion sensor isactiv ated, a
visual andaudible alarmistrigg ered ifmo vement
is de tected intheve hicle interior . Open
ingand closin g
87 87
Page 90 of 458

The
interior motion sens orisac tivated aut oma ti-
ca lly aT er app roximat elyte nsec onds :
R ATerloc king theve hicle withth eSmar tKey
R ATe rlo ck ing theve hicle usingKEY LESS-GO
The interior motion senso ris onl yactiv ated when
th efo llo wing components areclosed:
R Door s
R Trunk lid
The interior motion sensor isaut omatica lly deacti-
va ted:
R ATer pressing theÜ or008B buttononthe
Sma rtKe y
R ATe rpr ess ing th estar t/s topbutt onwithth e
Sma rtKe yin themar kedspace (/page144)
R ATer unlockingtheve hicle usingKEY LESS-GO
R When usingHA NDS- FREE ACCESS
The follo wing situations canlead toafa lse alar m:
R When ther ear emo ving objects suchas mas-
co ts intheve hicle interior
R When aside windowisopen R
When asliding sunroofisopen
R When apanor amicsliding sunroof isopen ArAr
ming/deactiv ming/deactiv
atingt ating
the int he
inter er
ior mo ior
motion sensor tion
sensor Multimedia
system:
4 © 5
Settings 5
Quick Access #
Activateor dea ctivateInt erior Motion Sensor.
The interior motion sens orisacti vatedag ain in
th efo llo wing cases :
R The vehicle isunl ockedag ain.
R Adoor isopened.
R The vehicle isloc kedag ain.
% Ifqu ick acces sis una vailable, select theVehi-
cle menu under Settings toactiv ateor deact i-
va te theint erior motion sensor . 8888
Opening
andclosing
Page 91 of 458

NN
o o
t t
es on t es
on the cor r he
cor rect dr ect
driv iv
er's seat position er's
seat position &
W W
ARNIN G ARNIN
GRisk ofaccident duetoadju st-
ing theve hicle setting swhile theve hicle is
in mo tion
Yo ucould losecontr olof theve hicle inthefo l-
lo wing situations inpar ticular :
R Ifyo uadjust thedr iver's seat, thehead
re str aint ,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 #
Beforestar tin gth eve hicle: inpar ticu lar,
adju stthedr iver's seat, head restr aint,
st ee ring wheel and mirror,and fasten
yo ur seat belt. Ensur
eth efo llo wing when adjustin gth esteer ing
wheel 1,seat belt2and driver's seat 3:
R Youar esitting asfarawa yfrom thedr iver's
airbag aspossible, taking thefo llo wing points
int oconsider ation:
R Youar esitting inan upr ight position
R Your thighs areslightl ysuppor tedby theseat
cushion R
Your legs areno tfull yex tended andyoucan
depr essthepedals proper ly
R The backof your head issuppor tedat eye
le ve lby thecent erofthehead restr aint
R Youcan hold thesteer ing wheel withyo ur
ar ms slightl ybent
R Youcan moveyour legs freel y
R Youcan seeallthedispla yson theinst rument
clust erclear ly
R Youha ve agood overview of thetra1c condi-
tions
R Your seat beltsitssnugl yag ainst your body
and pass esacr oss thecent erofyour shoulder
and across your hips inthepel vic area Seats
andstow ing
89 89
Page 92 of 458

Sea
ts Sea
ts AA
dju s dju
sting t ting
the fr he
front seat ma nua ll ont
seat ma nua lly and electr y
and electric ally icall
y
(wit (wit
hout Seat Comf hout
Seat Comf or or
tP t
Pac k ac
kag ag
e) e)
&
W W
ARNIN G ARNIN
GRisk ofbecoming trapped ifth e
seats areadju sted bychildr en
Childr encould become trapped ifth ey adju st
th eseats, particular lywhen unattended . #
Whe nlea ving theve hicle, alwaysta ke the
Sma rtKe ywit hyo uand lockth eve hicle. #
Neverlea vechildr enunatt ended inthe
ve hicle. Yo
ucan adjust theseats when theve hicle is
switc hedo.. &
W W
AR NIN G AR
NIN GRisk ofbecomi ngtrapped when
adju sting theseat
When youadjust aseat, youor other vehicle
occupan tscould become trapped, e.g.on the
seat guide rail. #
When adjustin gaseat, makesur eth at
no one hasanypar tof their body within
th esw eep oftheseat. Obser
vethesaf etyno teson "Air bags" and"Chil-
dr en intheve hicle" . &
W W
AR NIN G AR
NIN GRisk ofacciden tdue tothe
dr iver's seat notbeing engaged
The driver's seat maymo veune xpect edly
while driving.
This could cause youto lose contr olof the
ve hicle. #
Alwaysmak esur eth at thedr iver's seat
is eng aged bef orestar ting theve hicle. &
W W
AR NIN G AR
NIN GRisk ofacciden tdue toadju st-
ing theve hicle setting swhile theve hicle is
in mo tion
Yo ucould losecontr olof theve hicle inthefo l-
lo wing situations inpar ticular :
R Ifyo uadjust thedr iver's seat, thehead
re str aint ,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 #
Beforestar tin gth eve hicle: inpar ticu lar,
adju stthedr iver's seat, head restr aint,
st ee ring wheel and mirror,and fasten
yo ur seat belt. &
W W
ARNIN G ARNIN
GRisk ofbecoming trapped ifth e
seat heightisadju sted car elessl y
If yo uadjust theseat height carelessl y,yo uor
ot her vehicle occupan tscould betrapped and
th er eb yinjur ed. 9090
Seats
andstow ing
Page 93 of 458

Childr
eninpar ticular couldaccident allypr ess
th eelectr icalseat adjustmen tbutt ons and
become trapped. #
While moving theseats, makesur eth at
hands orother body partsdo notget
under theleve rassemb lyof theseat
adjustmen tsy stem. &
W W
ARNIN G ARNIN
GRisk ofinjur ydue tohead
re str aints notbe ing inst alle d or being
ad just edincorrectl y
If head restr aints have notbee ninst alled or
ha ve notbee nadju sted cor rectl y,ther eis an
incr eased risk ofinjuryin thehead andneck
ar ea, e.g. intheeve ntofan accid ent orwh en
br ak ing. #
Alwaysdr ive wit hth ehead restr aints
inst alle d. #
Beforedr ivi ng o.,ma kesur efo rev ery
ve hicle occupan tth at thecent erofthe
head restr aint supp orts thebac kof the
head atabout eyeleve l. Do
notint erch ang eth ehead restr aints ofthe
fr ont and rear seats. Other wise, youwill notbe
able toadju sttheheight andangle ofthehead
re str aints correctl y.
Ad just thehead restr aint fore -and -aTposition so
th at itis as close aspossibl eto thebac kof your
head. &
W W
ARNIN G ARNIN
GRisk ofinjur yor deat hdue to
an inco rrect seat position
The seat beltdoes noto.er theint ended leve l
of protection ifyo uha ve notmo vedth eseat
bac krest toan almos tve rtical position.
In par ticular ,yo ucould slipbeneat hth eseat-
belt andbecome injured. #
Adjust theseat proper lybef orebegin-
ning your jour ney. #
Alwaysensu rethat theseat backrest is
in an almost vertical position andthat
th eshoulder beltisrouted acr oss the
cent erofyour shoulder . &
W W
ARNIN G ARNIN
GRisk ofinjur ydue toexcessiv e
st ra in on thegr ab handl e
If yo uappl yyo ur full body weight tothegr ab
handl eor pull itabr uptly, thegr ab handl ema y
be damag edorbecome loosefrom itsanc hor-
ag e. #
Use thegr ab handl esonl yto stabili zethe
seati ngposit ionortoassis tin get ting in
and outoftheseat. &
W W
ARNIN G ARNIN
GRisk ofinjur yor deat hdue to
objects undertheco-dr iver seat
Objects trapped undertheco-dr iver seat can
int erfere wit hth efunction oftheaut omatic
co-dr iver airbag shuto.ordamag eth esy stem. #
Donotst or ean yobjects undertheco-
dr iver seat. #
When theco-dr iver seat isoccupied,
mak esur eth at no objects aretrapped
und ertheco-dr iver seat. Seats
andstow ing
91 91
Page 94 of 458
*
N N
O O
TE TE
Dam ageto theseats whenmoving
th eseats back The
seats maybe damag edbyobjects when
mo ving theseats back. #
When moving theseats back,mak esur e
th at ther ear eno objects inthefo ot we ll,
under orbehind theseats. 1
Seat backrest inclination
2 Seat height
3 Seat fore -and -aTposition #
T T
o adj us o
adj ustt t
the seat he
seat f f
or or
e-a nd-a T e-a
nd-a Tpo sition : po
sition :liT
le ve r3 and slide theseat intoth edesir ed
position. #
Mak esur eth at theseat iseng aged. AA
djus djus
ting t ting
the fr he
front seat manuall ont
seat manuall yand electr y
and electr ically icall
y
(wit (wit
hSeat Comf h
Seat Comf or or
tP t
Pac k ac
kag ag
e) e)
1
Seat backrest inclination
2 Seat height
3 Seat cushion inclination
4 Seat fore -and -aTposition
5 Seatcu shion len gth 9292
Sea
tsand stow ing
Page 95 of 458
#
T T
o adjus o
adjus tt t
the seat he
seat f f
or or
e-an d-aT e-an
d-aT position: position:
liT
le ve r4 and slide theseat intoth edesir ed
position. #
Mak esur eth at theseat iseng aged. #
T T
o adjus o
adjust t t
the seat cushion lengt he
seat cushion length: h:
liT leve r5
and slide thefront section oftheseat cushion
fo rw ards orbac kwards. AA
dju s dju
sting t tin
gthe fr he
front seat elect r ont
seat elect ricall y icall
y 1
Head restr aint heigh t
2 Seatba ckrest inc lina tion
3 Seathe igh t
4 Seatcu shion lengt h
5 Seatcu shion inc lina tion
6 Seatfo re -and -aTposition #
Save these tting swit hth ememor yfunction
(/ page103). AA
djus djus
ting t ting
the 4-w a he
4-w ay lumbar support y
lumbar support 1
Higher
2 SoTer
3 Lowe r
4 Firm er Seats
andstow ing
93 93
Page 96 of 458

#
Use buttons 1 to4 toadju stthecont ourof
th ebac krest. Head
r Head
res estr tr
aints aints
AA
djus djus
ting t ting
the fr he
front seat head r ont
seat head res estr tr
aints manuall y aints
manuall y &
W W
ARNIN G ARNIN
GRisk ofaccident duetoadju st-
ing theve hicle setting swhile theve hicle is
in mo tion
Yo ucould losecontr olof theve hicle inthefo l-
lo wing situations inpar ticular :
R Ifyo uadjust thedr iver's seat, thehead
re str aint ,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 #
Beforestar tin gth eve hicle: inpar ticu lar,
adju stthedr iver's seat, head restr aint,
st ee ring wheel and mirror,and fasten
yo ur seat belt. &
W W
ARNIN G ARNIN
GRisk ofinjur ydue tohead
re str aints notbe ing inst alle d or being
ad just edincorrectl y
If head restr aints have notbee ninst alled or
ha ve notbee nadju sted cor rectl y,ther eis an
incr eased risk ofinjuryin thehead andneck
ar ea, e.g. intheeve ntofan accid ent orwh en
br ak ing. #
Alwaysdr ive wit hth ehead restr aints
inst alle d. #
Beforedr ivi ng o.,ma kesur efo rev ery
ve hicle occupan tth at thecent erofthe
head restr aint supp orts thebac kof the
head atabout eyeleve l. Do
notint erch ang eth ehead restr aints ofthe
fr ont and rear seats. Other wise, youwill notbe
able toadju sttheheight andangle ofthehead
re str aints correctl y.
Ad just thehead restr aint fore -and -aTposition so
th at itis as close aspossibl eto thebac kof your
head. #
T T
o r o
raise: aise:
pullthehead restr aint up. #
T T
o low o
lower er
: :
pr es sre lease knob1inthedir ec-
tion ofthear ro w and push thehead restr aint
do wn . #
T T
o mo v o
mo ve f e
for w or
war ar
ds : ds
:pu llth ehead restr aint for-
wa rds. #
T T
o mo v o
mo ve bac e
bac kw kw
ar ar
ds: ds:
press release knob2
and push thehead restr aint backwa rds. 9494
Se
ats and stow ing