
Re
stra int system functiona lity When
theignition isswitc hedon,aself-t estis
per form ed, during whic hth e0075 restra int sys‐
te m wa rning lam plight sup. Itgoes outnolater
th an afe w sec ond saf te rth eve hicle isstar ted.
The com ponen tsof there stra int system areth en
func tional. Malfu
nctioning restra int system A
malfun ction has occurredin there stra int sys‐
te m if:
R the0075 restra int system warning lam pdoes
no tlight upwhen theignition isswitc hedon
R the0075 restra int system warning lam p
light sup con tinuousl yor repeat edly during a
jour ney &
WARNIN GRisk ofinju ryor fata linj ury
due toamalf unctionin there stra int sys‐
te m
If th ere stra int system ismalfunct ioning,
re stra int system com ponen tsma ybe trig‐ ge
redunint entionall yor might notbe trig‐
ge redat all intheev ent ofan acciden t.This
ma yaf fect theEmer gency Tensi oni ng Device
or airba g,forex am ple. #
Have there stra int system checkedand
re pair edimmediat elyat aqu alif ied spe‐
cialis two rkshop. Fu
nction ofthere stra int system inan acci‐
dent Ho
wthere stra int system worksis de term ined by
th ese verity of theim pact detected and thetype
of acciden tantic ipated:
R Front alim pact
R Rear impact
R Sideim pact
R Rollover
The activ ation thre sholds forth ecom ponen tsof
th ere stra int system arede term ined based on
th eev aluatio nof thesensor values measur edat
va rious points intheve hicle. Thisprocess ispre-
em ptive in nat ure. The trigg ering/ deplo yment ofth
ecom ponen tsof there stra int system mus t
ta ke place ingood timeatthest ar tof thecolli‐
sion.
Fa ctor swhi chcan only besee nand measured
af te ra colli sion hasoccur reddo notpla ya deci‐
siv ero le in thedeplo yment ofan airbag. Nordo
th ey prov ide anindic ation ofairbag deployment .
The vehicle maybe def ormed signif icantl ywit h‐
out anairbag beingdeployed. This isthecase if
onl ypar tswhic har ere lativ elyeasil ydef ormed
ar eaf fect ed and thera te ofvehicle deceler ation
is no thigh. Conversely ,an airbag maybe
deplo yedev en though theve hicle suffers onl y
minor deformation. Ifve ry rigid vehicle parts
suc has longitudinal membersar ehit, forex am‐
ple, this ma yre sult insuf ficie ntly highleve ls of
ve hicle deceler ation. Occupant
safety 33

Fu
nction ofthePA SSEN GERAIRBAGindic a‐
to rlam ps Se
lf-te st of aut oma ticfront passeng erfront
air bag shutoff
When theignition isswitc hedon,aself-t estis
per form ed dur ing whic hth etw oPA SSENGER
AIR BAGON and OFFind icat orlam pslight up
simul taneou sly. The
status ofthefront passeng erfront airbag is
displa yedaf te rth eself-t est:
R PASSENGER AIRBAGON light sup for
60 seconds ,sub sequently both indic ator
lam psareof f(P AS SENGER AIR BA GON and
OF F): thefront passeng erfront airbag isable
to deplo yin theeve ntofan acci dent.
R PASSENGER AIRBAGOF Flight sup con tinu‐
ousl y:thefront passeng erfront airbag isdis‐
abled. Itwill then notbe deplo yedin the
eve ntofan acci dent.
If th ePA SSENGER AIRBAGON indicat orlam pis
of f,on lythePA SSENGER AIRBAGOF Find icat or
lam psho wsthest atus ofthefront passeng er
fr ont airbag. ThePASSENGER AIRBAGOF Find i‐
cat orlam pma ybe litcon tinuousl yor be off.
If th ePA SSENGER AIRBAGOF Find icat orlam p
and the0075 restra int system warning lam p
light upsimultaneousl y,thefront passeng erseat
ma yno tbe used. Alsointhis case, donotins tall
a ch ild restra int system onthefront passeng er
seat. Have theaut omatic front passeng erfront
airbag shutoffch eckedand repair edimmediat ely
at aqu alif ied spec ialistwo rkshop. St
atus displa y
If th efront passeng erseat isoccupied, ensure,
bo th bef oreand during thejour ney,that thest a‐
tus ofthefront passeng erfront airbag iscor rect
fo rth ecur rent situa tion.
Af terin st alli ng are ar wa rd-faci ng child
re stra int system onthefront passeng er
seat :PA SSENGER AIRBAGOF Fmus tbe litcon ‐
tin uousl y. &
WARNIN GRisk ofinju ryor deat hfrom
using are ar wa rd-faci ng child restra int
sy stem when thefront passeng erfront
airbag isenabled
If yo usec ureach ild inare ar wa rd-faci ng
ch ild restra int system onthefront passeng er
seat andthePA SSENGER AIRBAGOF Find i‐
cat orlam pis off,th efront passeng erairbag
can deplo yin theeve ntofan acci dent.
The child could bestru ck bytheairbag.
Alw aysensur eth at thefront passeng erair‐
bag isdeactiv ated. The PASSENGER AIRBAG
OFF indicat orlam pmus tbe lit. 44
Occupant safety

#
Ifsomeone istrappe d,release thebut‐
to nimm ediate ly or pres sth ebutt onin
or der toreopen theside windo w. Re
quirement s:
R The powe rsupp lyor theignition isswitc hed
on. 1
Closes
2 Opens
The buttons onthedr iver's door take prece‐
denc e. #
Tostar taut omatic operation :pr ess the
0062 buttonbeyond thepoint ofresis tance
or pulland release it. #
Tointerru pt aut omatic operation :pr ess or
pul lth e0062 buttonagain.
When theve hicle isswitc hedoff,th eside win‐
do ws can continu ebei ng ope rated.
The func tion isavailable forar ound five minut es
or until afront door isopened .
Au tomatic reve rsing featur eof theside win‐
do ws
If an object blocksaside windowduring the
clos ingproces s,theside windo wopens again
aut omaticall y.The automatic reve rsing featur eis
on lyan aid and isno ta subs titutefo ryo ur att en‐
tiv en ess . #
When closing,mak esur eth at no body parts
ar ein theclosing area. &
WARNIN GRisk ofbeco ming trap ped
des pite ther ebeing reve rsing protect ion
on theside windo w
The reve rsing func tion does notre act :
R Tosof t,light andthin obje cts, e.g. fing ers
R Dur ing rese ttin g 78
Opening andclosing

Pr
oblem
Possible causes/conseq uencesand0050 0050
Solutions
Ve hicl eswithout apanor amicslid‐
ing sunr oof:The sliding sunroofdoes
no toper atesmoo thly. #
Push the0057 buttonuptothepoint ofresis tance untilth esliding sunroofisfull yopen. #
Press the0057 buttonforano ther secon d. #
Close thesliding sunroof. Anti-t
heftpr otection Fu
nction oftheimm obiliz er The
immo bilizerpreve nts your vehicle from being
st ar tedwit hout thecor rect Smar tKey .
The immobilizer isaut omaticall yactiv ated when
th eignition isswitc hedoffand deactiv ated when
th eignition isswitc hedon.
When leaving theve hicle, alwaysta ke theSmar t‐
Ke ywit hyo uand lockth eve hicle. Anyone can
st ar tth eengine ifava lid Smar tKey has been left
inside theve hicle.
% Intheeve nttheengine cannotbe star ted
(y et theve hicle ’sstar terbatt eryis ch arge d),
th esy stem isno toper ational. Contactan
aut hor ized Mercedes- BenzCenteror call 1-8
00-FOR-MER Cedes (intheUS A)or
1-8 00-387-0 100(in Canada). ATA
(anti-thef tala rm system) Fu
nction oftheATA system
If th eATA system isarmed, avisual andaudible
alar mistrigg ered inthefo llo wing situat ions:
R when adoor isopen ed
R when theta ilg ateis open ed
R when thehood isopened
The ATAsy stem isarmed automaticall yaf te r
appr oximat elyte nseco ndsinthefo llo wing situa‐
tion s:
R afte rloc king theve hicle withth eSmar tKey
R afte rloc king theve hicle using KEYLES S-GO Indicat
orlam p1 flashes whentheAT Asy stem
is armed. 84
Opening andclosing

Seats
Ad
jus tingthe fron tse at mec hanicall yand
el ec 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 unattended. #
When leaving theve hicle, alwaysta ke
th eSmar tKey wit hyo uand lockth e
ve hicle. #
Neverlea vechildr enunat tende din the
ve hicle. The
seats canbeadjus tedwhen theignition is
switc hedoff. &
WARNIN GRisk ofbeco ming trap ped
whe nad jus ting theseats
When youadj usta seat ,yo uor other vehicle
occupants couldbecome trapped, e.g.onthe
seat guide rail. #
When adjustingaseat, makesur eth at
no onehas anybody partsinthesw eep
of theseat. Obser
vethesaf etyno teson "Airbags" and"Chil‐
dr en intheve hicle". &
WARNIN GRisk ofacci dent dueto the
dr iver's seat notbeing engaged
If th edr iver's seat isno teng aged, itcould
mo veune xpectedl ywhile theve hicle isin
mo tion.
This could cause youto lose control of the
ve hicle. #
Alw aysmak esur eth at thedr iver's seat
is eng aged bef orest ar tin gth eve hicle. &
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 tohead
re stra int swhic har eno tins talled orare
adjus tedincor rectl y
If hea dre stra int sar eno tins talled orare
adjus tedincor rectly ,th ehead restra int scan ‐
no tpr ov ide protect ion asintended.
Ther eis an incr eased risk ofinjur yin the
head andneckar ea, e.g. intheeve ntofan
acci dent or wh en braki ng. #
Alw aysdr ive wit hth ehead restra int s
ins talled. #
Beforedr ivin gof f,mak esur efo rev ery
ve hicle occupant that thecent erofthe
head restra int suppor tsthebac kof the
head atabout eyeleve l. Seat
sand stow ing 87

Switc
hingthest eer ing wheel heateron oroff Re
quirement s:
R The powe rsupp lyor theignition isswitc hed
on. #
Toswitc hon: turnth eleve rin thedir ect ion
of arrow 1.
Indicat orlam p3 lights up. #
Toswitc hof f:tur nth eleve rin thedir ect ion
of arrow 2.
Indicat orlam p3 goes out.
When youswit chtheignition off,th esteer ing
wheel heaterswitc hesoff. Easy
entryand exitfeatur e Usi
ngtheeasy entryand exitfeatur e &
WARNIN GRisk ofacci dent whendr ivi ng
of fwhi lead jus ting theeasy exitfeatur e
‑ If yo udr ive of fwhile theeasy entryand exit
fe atur eis mak ingadjus tment s,yo uco uld
lose contro lof theve hicle. #
Alw ayswa itunt ilth eadjus tmentpr oc‐
ess iscom pletebef oredr iving off. &
WARNIN GRisk ofentr apment when
ad jus ting theeasy entryand exitfeatur e
‑
‑ When theeasy entryand exitfeatur e
adjus tsthesteer ing wheel, youand other
ve hicle occupants –par ticular lych ildr en–
could becom etrapped. #
‑While theeasy entryand exitfeatur e
is mak ingadjus tment s,mak esur eth at
no onehas anybody partsinthesw eep
of thesteer ing wheel. #
Movetheadjus tmentle ve rof thesteer‐
ing wheel ifth er eis arisk ofbecoming
tr apped bythesteer ing wheel.
The adjus tmentpr ocess isstopped. #
Neverlea vechildr enunat tende din the
ve hicle. #
When leaving theve hicle, alwaysta ke
th eke ywit hyo uand lockth eve hicle. Ve
hicl eswith memor yfuncti on:Youcan stop
th eadjus tmentpr ocess bypressing oneofthe
memor yfunction position buttons. 96
Seats andstow ing

If
th eeasy entryand exitfeatur eis act ive, the
st eer ing wheel willmoveupw ards inthefo llo w‐
ing situat ions:
R Youswit chtheignition off
R Youopen thedr iver's door when theignition
is switc hedon
The steer ing wheel movesbac kto thelas tdr ive
position inthefo llo wing cases :
R Youswit chtheignition onwhen thedr iver's
door isclosed
R Youclo sethedr iver's door when theignition
is switc hedon
The lastdr ive position isstor ed inthefo llo wing
situat ions:
R Youswit chtheignition off
R Vehicl eswith memor yfuncti on:Save the
seat settin gsvia thememor yfunc tion.
Ve hicl eswith memor yfuncti on:Press one of
th ememor yfunc tion save dposition buttons to
st op theadjus tmentpr ocess. Se
tting theeasy entryand exitfeatur e Mul
timedi asy stem:
, Vehicle .
î Vehicle Set-
ting s.
Easy Entry/E xit #
Select Steering Wheel&Seat, Steering
Wheel OnlyorOff. Oper
ating themem oryfun ction &
WARNIN GRisk ofan acci dent ifth e
memor yfunction isused whiledr iving
If yo uuse thememor yfunc tion onthedr iv‐
er's side while driving, youco uld lose contro l
of theve hicle asare sult oftheadjus tments
being made. #
Onlyuse thememor yfunc tion onthe
dr iver's side when theve hicle isstatio n‐
ar y. &
WARNIN GRisk ofentr apment whense t‐
ting theseat withth ememor yfunc tion
When thememor yfunc tion adjus tstheseat
or steer ing wheel, youand other vehicle
occupants –par ticular lych ildr en–could
becom etrapped. #
Dur ing these tting procedur eof the
memor yfunction, ensureth at no body
par tsarein thesw eep oftheseat or
th esteer ing wheel. #
Ifsomebody becomestrapped, immedi‐
at elyre lease thememor yfunc tion posi‐
tion button.
The adjus tmentpr ocess isstopped. &
WARNIN GRisk ofentr apment ifth e
memor yfunction isactiv ated bychildr en
Childr encould becom etrapped ifth ey act i‐
va te thememor yfunc tion,par ticular lywhen
unatt ended. #
Neverlea vechildr enunat tende din the
ve hicle. Seats
andstow ing 97

#
Liftup thecap onsoc ket1. Us
ingthe 115V soc ketin the rear passe nger
co mp artment &
DANG ER Risk offata linj urydue todam‐
ag ed con nectingcables orsoc kets
If asu itab lede vic eis conne cted ,th e11 5V
soc ketwi llbe car rying ahigh voltag e. Ifth e
connecti ngcab leor the11 5V soc ketis
pu lled outof thetrim orisdamag edorwe t,
yo uco uld recei vean elec tric shoc k. #
Onlyuse dryand damag e-freeconnec t‐
ing cables. #
When theignition isswitc hedoff,
ensur eth at the11 5V soc ketis dry. #
Ifth e11 5V soc ketis da ma gedor gets
pu lled outof thepaneling, immediately
ha ve thesoc ketch eckedor replaced at
a qu alif ied spec ializedworkshop. #
Neverplu gth econ nect ingcable intoa
11 5V soc ketth at isdamag edorhas
been pulled outofthetrim. &
DANG ER Risk offata linj urydue toinc or‐
re ct handli ngofthesoc ket
Yo uco uld recei vean elec tric shoc k:
R ifyo ure ac hint oth esoc ket.
R ifyo uins ertuns uitable devic es orobj ect s
int oth esoc ket. #
Donotre ac hint oth esoc ket. #
Only conne ctsuitab lede vic es tothe
soc ket. Re
quirement s:
R Devices mustbe equipped withasuit able
plug whichcon form sto thest andar dsspe‐
cif icto thecount ryyouar ein.
R Onlyde vice sup toamax imum of150W are
per mitt ed.
R Mul tiplesoc kets areno tpe rm itted. #
Open flap 3. Seat
sand stow ing 10
9