
Callingupthe Digita lOperator' sManual
Multimedia sy stem:
,Vehicle.Õ Operator's Manual
#Select amenu item.
In addition, youc an also call up theO perator's
Manual within amain function (e.g. via Infoo n
Phone).
The Digital Operator's Manual describes the
function and operation of:
RThe vehicle
RThe multimedia sy stem Fo
rs afet yr easons, theD igital Operator's Man‐
ual is deactivated while driving.
The DigitalO perator's Manual conta insthef ol‐
lowing menu items:
RSearch:a llows youtos earchprecisel yfor
ke ywords.
RQuic kstart:p rovide syou wit himp ortant
informatio nsothatyouc an star tu singy our
ve hicle immediatel y.
RTips:provide stips on ho wtouseyour vehicle
in cer tain situations.
RHighlights :sho ws youv ehicle highlights
using pictures and animations.
RMessages:p rovide syou wit hfurther informa‐
tion about them essages in thei nstrument
clus ter.
RBookmarks :provide syou wit halistofa llth e
bookmar ksyouh ave stored yourself.
1Picture
2Menu
3Na vigation window
Some sections of theD igital Operator's Manual,
suc hasw arning no tesc an be made visible by
highlighting and pressing them.
% The Operator's Manual can also be found in
th eM ercedes-Benz Guides App in all com‐
mon App Stores.
18
Digital Operator' sManual

Tocontact NHT SA,you ma ycall theV ehicle
Saf etyH otline toll-f reeat1 -888-327-4236
(TT Y:1-800-424-9 153);go tohttp://
www.safercar.go vorwrite to:A dmini stra tor,
NHT SA,400 Se venthS treet, SW.,Wa shington,
DC 20590, US A.
Yo uc an find mor einformatio nonvehicle saf ety
under :http://w ww.safercar.g ov
LimitedWarranty
* NO
TEDama getothev ehicle arising
from culpable violation of these operat‐
ing instructions.
Damag etothevehicle can arise from culpa‐
ble violation of these operating instructions.
This damag eisnotcoverede ither bythe
Mercedes-BenzL imitedWarrant yorbyt he
Ne wV ehicle or Used Vehicle Warrant y.
#Followt he instructions in this manual
on proper operation of your vehicle as
we ll as on possible vehicle damage.
QR code forr escue card
The QR code is secured in thef uel filler flap and
on theo pposit eside on theB -pillar .Intheeve nt
of an accident, rescue services can use theQ R
code toquickl yfind thea ppropriat erescue card
fo ry our vehicle. The cur rent rescue car dcon‐
ta ins them ostimp ortant informatio nabout your
ve hicle in acompact form ,e.g. ther outing of the
electric lines.
Yo uc an find mor einformatio nunder
ww w.mercedes-benz.de/qr-code.
Ve hicl edata storage
Data acquisition
Aw iderang eofe lectronicc omponents in your
ve hicle contain dat amemories.
These dat amemories temp orarily or perma‐
nently stor et echnical in form ationa bout :
RThev ehicle's operating state
REvents
RMalfunctions In
general ,the tech nica linformatio ndocuments
th es tate ofac omponent part, amodule, asys‐
te mort he sur roundings.
Thesei nclude, fore xamp le:
ROperatingc onditionsofs ystemc omponents.
Fo re xamp le,fluid leve ls.
RThe vehicle's status messages and those of
its individual components. Fore xamp le,the
numbe rofwheelrevo lutions/speed, deceler‐
ation ,lateral acceleration ,accelerator pedal
position.
RMalfunctions and defect sinimportant sys‐
te mc omponents. Fore xamp le, lights,
brakes.
RVe hicle reactionsa nd operatingc onditionsin
special drivin gsituations .For example, air
bag deployment, inter ventio nofs tabilityc on‐
trol sy stems.
RAmbien tconditions .For example, outside
te mp erature.
26
General no tes

RUSAo nly: Ford etails, con tact ourC ustomer
Assis tance Center on 1-800-FOR-MERCedes
(1‑800‑367‑63 72).
Re stra int sy stem functionality
When thei gnition is switched on, asystems elf-
te st is per form ed, during whic hthe 6
re stra int sy stem warning lam plightsu p. It goes
out no later than afew second safter thev ehicle
is star ted. The components of ther estraint sys‐
te ma rethen functional.
Re stra int sy stem malfunction
RThe 6 restra int sy stem warning lamp
does no tlight up when thei gnition is
switched on.
RThe 6 restra int sy stem warning lamp
lightsupc ontinuousl yorrepeatedly during a
journe y.
&
WARNING Risk of injury orfata linjury
due toam alfunctio nintherestra int sys‐
te m
If th er estraint sy stem is malfunctioning,
re stra int sy stem components ma ybetrig‐
ge redu nintentionall yormight no tbetrig‐
ge redata ll inthee vent of an accident. This
ma yaffect theE mer gency Tensioning Device
or airbag, fore xamp le.
#Have ther estraint sy stem checkeda nd
re paired immediatel yataqualified spe‐
cialis tworks hop.
Fu nction of ther estraint sy stem in an acci‐
dent
Ho wt he restra int sy stem worksisd etermined by
th es eve rity of thei mp act de tected and thet ype
of accidenta nticipated:
RFrontal impact
RRe ar impact
RSid eimp act
RRollover The activation
thre sholds fort he components of
th er estraint sy stem ar edetermined based on
th ee valuatio nofthe sensor values measured at
va rious points in thev ehicle. This process is pre-
em ptiveinn ature. The triggering/deployment of
th ec omponents of ther estraint sy stem should
ta ke place in good time at thes tart of thec olli‐
sion.
Fa ctor swhich can only be seena nd measured
af te rac ollision has occur redc ann otpla yad eci‐
siv erole in air bag deployment, nor do they pro‐
vide an indication of air bag deployment.
The vehicle ma ybedeformed significantl ywith‐
out an air bag being deplo yed. This is thec ase if
onl yparts whic hare re lativel yeasil ydeformed
ar ea ffected and ther ateofv ehicle deceleration
is no thigh. Con versely ,ana ir bag ma ybe
deplo yede vent hough thev ehicle suf fers only
minor deformation. If very rigid vehicle parts
suc hasl ongitudinal member sarehit, fore xam‐
ple, this ma yresult in suf ficiently hig hleve ls of
ve hicle deceleration.
Occupant saf ety 31

#Alwayse ngag eseat belt tongue 2ofthe
seat belt int oseat belt buckle 1ofthec or‐
re sponding seat.
#Press and hold thes eat belt outle trelease
and slide thes eat belt outle tint ot he desired
position.
#Le tgooft he belt outle trelease and ensure
th at thes eat belt outle tloc ks in position. Ve
hicles with PRE-SAFE
®:If th ef ront seat belt
is no tpulled tight across your body ,the seat belt
adjustment ma yautomaticall yapply acertain
tigh tening forc e. Do no thold thes eat belt tightly
while it is adjusting .You can activat eand deacti‐
va te thes eat belt adjustmen tfunction using the
multimedia sy stem.
* NO
TEDeployment of theE mer gency
Te nsioning Device when thef ront
passenger seat is unoccupied
If th es eat belt tongueise ngaged in thes eat
belt buckle of thef ront passenger seat and
th ef ront passenger seat is unoccupied, the
Emergency Tensioning Device ma ydeplo yin
th ee vent of an accident.
#Onl yone person should use eac hseat
belt at an yone time.
Releasing seat belts
#Press ther elease button in thes eat belt
buckle and guide thes eat belt bac kwitht he
seat belt tongue.
Ac tivatin gordeactivatin gseatb elta djust‐
men tviathe multimedi asystem
Multimedia sy stem:,Vehicle.î Vehicle Settings.Belt
Adjustment
#Ac tivate Oor deacti vate ª thef unction.
Seat belt warning fort he driver and front
passen ger
The ü seat belt warning lam pinthe Instru‐
ment Displa yisareminder that all vehicle occu‐
pants mus twear their seat belts cor rectly.
The ü seatb eltw arning lam plightsupf or six
seconds af tere very engine start.
In addition,t herem aybe aw arning tone.
Whe nthe front door sareclosed and thed rive r
and front passenger ha vefast ened their seat
belts, thes eat belt warning goes out.
36
Occupant saf ety

Duringajou rney ,the seat belt warning lightsu p
if:
RThe vehicle speed exceed s15m ph
(25 km/h) and thed rive r's or front
passenger seat belt is no tfas tened.
RThe driver or front passenger unfas tens their
seat belt while thev ehicle is in motion.
Airbags
Overvie wofair bags
1Knee air bag
2Driver's air bag
3Front-passenger front air bag
4Wi ndo wcurtain air bag
5Side air bag
The ins tallation location of an air bag is identi‐
fi ed bytheA IRB AG symbol.
When activated, an air bag can pr ovide addi‐
tiona lprotection fort he respectiv evehicle
occupant.
AIRB AG Potentia lprotection for
…
Knee air bag Thigh,k nee and lowerleg
Driver's air bag,
front passenger
air bag Head and
ribcage
Wi ndo wcurtain
air bag Head
Side air bag Ribcage, also pelvis for
front seato ccupants
The front-passenger front air bag can only
deployin an accident if theP ASSENGER AIR BAG OFF indicator lam
pisoff.I ft he front passenger
seat is occupied, mak esure, bo thbefor eand
during thej ourne y,that thes tatus of thef ront
passenger air bag is cor rect (
→page 41).
* NO
TEImpo rtant points toremember if
th ef ront passenger seat is unoccupied
In an accident, thec omponents of the
re stra int sy stem ma ydeplo yunnecessarily
on thef ront passenger side if:
RTher eareheavy objects on thef ront
passenger seat.
RThe seat belt tongueise ngaged in the
seat belt buckle of thef ront passenger
seat and thef ront passenger seat is
unoccupied.
#St ow object sinas uitable place.
#Onlyone person should use eac hseat
belt at an yone time.
Occupant saf ety 37

Aperso nint he front passenger seat could
th en, fore xamp le, com eintoc ontact wi th
th ev ehicle interior ,especially if thep erson is
sitting tooc lose tothec ockpit.
If th ef ront passenger seat is occupied,
alw ayse nsur ethat:
RThe classification of thep erson in the
front passenger seatisc orrect and the
front passenger airbag is enabled or disa‐
ble dina ccordance wit hthe person in the
front passenger seat.
RThe front passenger seath as been moved
as farb ackasp ossible.
RThe person is seated cor rectl y.
#Ensure ,bothb efor eand during thej our‐
ne y,that thes tatus of thef ront
passenger airbag is cor rect.
PA SSENGER AIR BAGi ndicator lamp
Sy stem self-te st
Whenthei gnition is switched on, asystems elf-
te st is per form ed during whic hthe two
PA SSENGER AIR BAGONa nd OFFi ndicator
lamps light up simultaneousl y.The
status of thef ront passenger airbag is then
displa yed:
RPA SSENGER AIR BAGONl ightsupf or
60 seconds, subsequentl ybothi ndicator
lamps ar eoff(PASSENGER AI RBAG ON and
OFF): thef ront passenger airbag is able to
deplo yintheeve nt of an accident.
RPASSENGER AIR BAGO FFlightsupc ontinu‐
ously: thef ront passenger airbag is disabled.
It will then no tbed eployedint heevent of an
accident.
If th eP ASSENGER AIR BAGONi ndicator lam pis
off, only theP ASSENGER AIR BAGO FFindicator
lam pshows thes tatus of thef ront passenger
airbag. The PASSENGER AIR BAGO FFindicator
lam pm aybe lit continuousl yorbeoff.
If th eP ASSENGER AIR BAGO FFindicator lamp
and the6 restra int sy stem warning lamp
light up simultaneousl y,thef ront passenger seat
ma ynotbe used. Also in this case, do no tins tall
ac hild restra int sy stem on thef ront passenger
seat. Ha vethea utomatic front passenger airbag
shutof fchec keda nd repaired immediatel yata
qu alified specialis tworks hop.
Occupant saf ety 41

thes eat belt outle tand thef ront
passenger seat accordingly.
#Alw ayso bser vethec hild restra int sys‐
te mm anufacturer's ins tallation instruc‐
tions.
When ins talling achild restra int sy stem on the
front passenger seat, observ ethe vehicle-spe‐
cific information (
→pag e39).
If ap erson is sitting in thef ront passenger
seat: PASSENGER AIR BAGO FFma ybel it con‐
tinuousl yorbeo ff,d ependingont he person's
st ature. Alw ayso bser vethef ollowing informa‐
tion.
If th ef ront passenger seat is occupied by:
RAn adul toraperson wit habuild cor respond‐
ing tothat of an adult,t hePASSENGER AIR
BA GO FFindicator lam pmustbeo ff.T his
indicates that thef ront passenger air bag is
enabled.
If th eP ASSENGER AIR BAGO FFindicator
lam pisl it continuousl y,an adult or person
wit hab uild cor responding tothat of an adult shouldn
otuse thef ront passenger seat.
Ins tead, they should use arear seat.
RAp erson wit hasmaller statur e(e.g. ateen‐
ager or small adult), theP ASSENGER AIR
BA GO FFindicator lam peither lightsupa nd
re mains lit depending on ther esult of the
classifi cation or ,alter natively ,goes out.
-PA SSENGER AIR BAGO FFis off: mo ve
th ef ront passenger seat as farb acka s
possible or aperson wit hasmaller stat‐
ur es houldu searear seat.
-Ifth eP ASSENGER AIR BAGO FFindicator
lam pisl it continuously: aperson wit ha
smaller statur eshouldn otuse thef ront
passenger seat.
& WARNING Risk of injury or deathwhen
th eP ASSENGER AIR BAGO FFindicator
lam pisl it
If th eP ASSENGER AIR BAGO FFindicator
lam premain slit af tert he sy stem self-test,
th ef ront passenger air bag is deactivated. It
will no tbedeployedint heeve nt of an acci‐
dent. In this case, thef ront passenger air bag
cannot perform its intended pr otectiv efunc‐
tion ,e.g. when aperson is seated in thef ront
passenger seat.
That person could, fore xamp le, com einto
con tact wi th thevehicle interior ,especially if
th ep erson is sitting tooc lose tothec ockpit.
If th ef ront passenger seat is occupied,
alw ayse nsur ethat:
RThe classification of thep erson in the
front passenger seatisc orrect and the
front passenger air bag is enabled or
deactivated in accordance wit hthe per‐
son in thef ront passenger seat.
RThe person is seated properly wit hacor‐
re ctl yfastened seat belt.
RThe front passenger seat has been mo ved
as farb ackasp ossible.
Further related subjects:RChild restra int sy stem on thef ront passenger
seat (→pag e51).
Occupant saf ety 43

PRE-SAFE®
Information on PRE-SAFE®(anticipatory
occupant pr otection)
PRE- SAFE®is able todetect cer tain critical driv‐
ing situations and implementp re-em ptivem eas‐
ures toprotect thev ehicle occupants.
PRE-SAFE
®can implement thef ollowing meas‐
ures independentl yofeacho ther:
RTighten thes eat belts on thed rive r's seat
and front passenger seat.
RClose thes ide windo ws.
RVehicles with sliding sunroof: Closethe
sliding sunroof.
RVe hicles with memor yfunction: Movethe
front passenger seattoa morefavorable
seat position.
RVe hicles with multicontour seat: Increase
th ea ir pressur einthe seat side bols ters of
th es eat backrest.
RPRE-SAFE®Sound: pr ovided that them ulti‐
media sy stem is switched on, generates a brie
fnoise signaltos timulatethe innat epro‐
te ctiv em echanism of aperson's hea ring.
* NO
TEDama gecaused byobject sinthe
fo ot we ll or behindt he 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.
Reversing theP RE- SAFE®measures
If an accident did no toccur ,the pre-e mptive
measures that weretaken ar ereversed. You
will need toper form certain settings your‐
self.
#If th es eat belt pre-tensioning is no treduced,
mo vethes eat backres tbacks lightl y.
The locking mechanism releases.
PRE- SAFE®PLUS (anticipa tory occupant pro‐
te ction plus)
PRE-SAFE®PLUS can de tect cer tain impacts,
particularly an imminent rear impact ,and take
pre-e mptivem easure stoprotect thev ehicle
occupants. These measures canno tnecessarily
pr eve nt an imminent impact.
PRE-SAFE
®PLUS can implement thef ollowing
measures independentl yofeacho ther:
RTightening thes eat belts on thed rive r's seat
and front passenger seat.
If an accidentd oes notoccur ,the pre-emp‐
tiv em easures that we retake na re re versed .
RIncre asingb rake pressur ewhen thev ehicle
is stationar y.This brak eapplication is can‐
celed automatically when thev ehicle pulls
aw ay.
PRE-SAFE
®PLUS sy stem limitationsRNo me asures ar eimp lemented:
-Ifth ev ehicle is backing up.
RThe brakes ar enotapplied:
-Whils tdriving.
44
Occupant saf ety