2020 MERCEDES-BENZ SLC belt

Corr
ectdriver 'sseat position G
WAR
NING
You couldlose control of your vehicle ifyou
do thef ollowin gwhile driving:
R adj ust thed river' ss eat ,head restraint ,
st eer ing wheel ormir rors
R fast enthes eat belt
Ther eisar isko fana cciden t.
Adj ust thed river' ss eat ,head restraint ,
st eer ing wheel andmirror and fastenyour
seat beltbefore start ing thee ngine. X
Obse rvet he safe tyguidel inesonseat
adj ust men t(Ypage 85).
X Mak esure that seat 0087isadj ust edpro perl y.
Man ualseat adjust men t.(Y page 87)
Ele ctric alseat adjust men t.(Y page 87)
When adjust ing thes eat ,makes ure that:
R you areasfar away from thed river' sa irbag
as poss ible
R you aresittin ginan orma luprig htposi tion
R you can fastenthes eat belt properl y
R you have movedtheb ack resttoa nalmos t
ver ticalposi tion
R you have setthes eat cushion angleso that
your thighs aregentlysuppo rted
R you can depr essthep edals properl y
X Chec kwhether theh ead restraint isadj us-
te dp roperl y. When
doingso,mak esure that you have
adj ust edtheh ead restraint sothat theb ack
of your head issuppo rted ateye levelbyt he
cen tero fthe head restraint .
X Obse rvet he safe tyno teso nsteer ing col-
umn adjust men t(Ypage 89).
X Mak esure that steer ing wheel 0043isadj us-
te dp roperl y.
Ad jus tingt he steer ing wheel man-
ually (Ypage 90)
Ad jus tingt he steer ing wheel electricall y
(Y page 90)
When adjust ing thes teer ing wheel column ,
mak esure that:
R you can hold thes teer ing wheel withyour
arm ssligh tlyben t
R you can mov eyour legs freely
R you can seeallthed ispl ays inthei nstru-
men tclus terc learly
X Obse rvet he safe tyguidel inesfor seat belts
(Y page 40).
X Chec kwhether you have fastened seat
belt 0044properl y(Ypage 42).
The seat beltshould:
R fit snugly across your body
R be rout edacr oss them iddleof your shoul-
der
R be rout edinyour pelvicarea across theh ip
jo int s
X Bef ore start ing off,adjust ther ear -view mir-
ror and thee xteri or mir rors(Ypage 92)in
suc haw aythat you have agood view of
road andtraff iccon dition s.
X Veh icles withamemory funct ion: save
th es eat ,steer ing wheel andexterior mirror
set tings (Y page 95). Seat
s Imp
ortant safety notes G
WAR
NING
Childr encoul dbecome trapped ifth ey
adj ust thes eat s,part icular lywhen unatten-
ded. Thereisar isko finjury.
When leavingthev ehicle ,always takethe
Sm artKey withyou and lockthe veh icle.This
also applies fortheD igital Veh icle Key ifth e Seat
s
85Seat s,steerin gwheel andmirro rs
Z

"Dig
italVeh icle Key" function isact ivat edvia
Mer cedesme conn ect .Never leave childr en
uns uperv isedinthev ehicle .
The seat scan still be adjust edwhen there is
no Sm artKey inthei gn ition lock. G
WAR
NING
When youadjust aseat ,you orother vehicle
oc cupan tscould become trapped, e.g.on
th es eat guide rail.Ther eisar isko finjury.
When adjust ing aseat ,makes ure that no
on eh asany body partsint he sweep ofthe
seat . G
WAR
NING
If th ed river' ss eat isno te ngaged ,itc ould
mov eforwards asfar asthen extc atch dur-
ing mov eme ntsuc hasbrak ing orabrupt
ch ang esofdire ction .Asar esult, you would
be pushe dagain styour seatbeltbythe
uns ecur eddriv er'ss eat .
This could caus eyou tolose control ofthe
veh icle.The seat beltcannotp rotect as
int ended andcould result inaddit ional
inj ury.
Ther eisar isko fana cciden tand injury.
Bef ore everyjourn ey, mak esure that the
driv er'ss eat isfully engaged .
Obse rvet he safe tyno teso n"Air bags"
(Y page 43)and "Childr eninthev ehicle "
(Y page 53). G
WAR
NING
If th ed river' ss eat isno te ngaged ,itc ould
mov eunexpe ctedly while thev ehicle isin
mot ion.This could caus eyou tolose control
of thev ehicle .Ther eisar isko fana cciden t.
Alwa ysmak esure that thed river' ss eat is
en gaged before start ing thev ehicle . G
WAR
NING
If you adjust thes eat heig htcar eles sly,you
or other vehicle occupan tscould betrapped
and there byinjured. Childr eninpart icular
co uld acciden tallypress thee lectrical seat adj
ust men tbutto ns and become trapped.
Ther eisar isko finjury.
While movingthes eat s,mak esure that your
han dsorother body partsdon otget unde r
th el eve rasse mbly ofthes eat adjust men t
syst em. G
WAR
NING
If th eh ead restraint sarenotins tall ed ornot
adj ust edcorrect ly,they can notp rovide pro-
te ction asintended. Thereisa nincreas ed
ris ko finjury intheh ead and neck area, e.g.
in thee vent ofan acc iden torw hen brak ing.
Always drivewitht he head restraint sins tal-
led. Before drivingoff,m akes ure foreve ry
veh icle occupan ttha tthe cen tero fthe head
res traint suppo rtst he back oftheh ead at
about eyelevel. G
WAR
NING
You could lose control ofyour vehicle ifyou
do thef ollowin gwhile driving:
R adj ust thed river' ss eat ,head restraint ,
st eer ing wheel ormir rors
R fast enthes eat belt
Ther eisar isko fana cciden t.
Ad jus tthe driv er'ss eat ,head restraint ,
st eer ing wheel andmirror and fastenyour
seat beltbefore start ing thee ngine.
! To
pre ven tdamag etot he seat sand the
seat heating,obse rvet he followin gnotes :
R Do notspill liquids onto thes eat s.Dr yt he
seat sassoon asposs ibleifliquid does
get spille donthe seat s.
R Ifth es eat cover saredamp orwet ,don ot
swit chon thes eat heat ing.Also, do not
use thes eat heat ingtodry thes eat s.
R Clean thes eat cover sasrecomm ended;
see the" Inte rior care"sec tion.
R Do nottrans por theav yloads onthe
seat s.Do notp lac ep ointedo bject son
th es eat cushion ssucha sknives ,nailso r
to ols. Wher eposs ible, usethes eat sonly
for carryin gpass enger s.
R When operatingthe seat heating,don ot
co ver thes eat sw ithi nsulati ngmat erial s, 86
Seat
sSeat s,steerin gwheel andmirro rs

e.g.
blanket s,coats, bags,protec tivecov-
ers, child seats orbooster seats.
R When theseat heating isswitched on,the
seat surface canbedamaged asaresult
of objec tsbeing placed onthe seats, for
example, seatcushions ,child seats and
protec tivecover snotapproved by
Mercedes- Benz.
! Make
surethatthere arenoobjec tsinthe
footwell underorbehind theseats when
movin gthe seats back. There isar isk that
the seats and/or theobjec tscould bedam-
aged.
i The
head restraints areequipped withthe
NECK- PROsystem (Ypage 52).Forthis rea-
son, itis not possible toremove thehead
restr aints fromtheseats.
For more information ,con tact aqualified
specialist workshop. Adju
sting theseats manually X
Seat fore-a nd-aftadj ustm ent:liftlever 0043
and slide theseat forwards orbackwards.
X Release lever0043again.
Make surethatyouhear theseat engage in
position .
X To adj ust the backrest angle:relieve the
pressure onthe backr est.
X Pull handle 0044and move backresttothe
desired angle.
X Release handle0044again.
The backr estmust audibly engage.
X To adj ust the seat height: pullhandle 0087
upwards orpush itdown repeatedly until
the seat hasreached thedesired height. Adju
sting theseats electrically 0043
Back restangle
0044 Seat fore-and-aft adjustm ent
0087 Seat cushion angle
0085 Seat height
i You
canstorethe seat settings using the
memory function (Ypage 95). Adju
sting thehead restraints G
WARN
ING
You could losecontrol ofyour vehicle ifyou
do the following whiledriving:
R adjust thedriver's seat,head restraint,
steerin gwheel ormirror s
R fasten theseat belt
There isar isk ofan acciden t.
Adj ust the driver's seat,head restraint,
steerin gwheel andmirror andfasten your
seat beltbefore startingthe engine. X
To raise/lower: pushthehead restraint
upwards orpull itdown intothedesired
position . Seats
87Seats,steering wheelandmirrors Z

Problems
withtheseat heating Problem
Possible
causes/co nsequences and0050 0050
Solutions The
seat heating has
switched offprema-
turely orcannot be
switched on.The vehi-
cle's electrical system
voltage istoo low
because toomany elec-
trical consumers are
switched on. Switch
offelectrical consumers thatyoudonot need, suchasthe
rear window defroster orinterior lighting.
Once thebattery issufficiently charged,switchonthe seat heating
again. AIRSCA
RF
Setting headlevelheating (AIRSCARF) G
WARNING
When AIRSCARF isswitched on,very hotair
can flow from thevent sint he head
restraint s.This could result inburns inthe
immediate vicinityofthe airvent s.There isa
risk ofinjury.
Reduce theheater output beforeitbecomes
too hot. The
AIRSCARF functionwarms thehead and
neck areaofvehicle occupants withwarm air.
The warm airflows outofthe holes inthe head
restraint s.
The three redindicator lampsinthe button
indicate theheating levelyouhave selected.
X Ensure thattheSmartK eyisin position 0048
in the ignition lock.
X To switch on:press button 0043.
Three redindicator lampsinthe button light
up. The blower startsupafter apreheating
phase ofseven seconds. X
Press button 0043repeatedly untilthedesired
heating levelisset.
X To switch off:press button 0043repeatedly
until allthe indicator lampsgoout.
i The
blower continues running forseven
seconds tocool down theheating elements.
i If
the battery voltage istoo low, AIRSCARF
may switch off.
Problems withAIRSCA RF AIRSCARF
hasswitched offprematurely orwill
not switch on.The vehicle's electrical system
voltage istoo low because toomany electrical
consumers areswitched on.
X Switch offelectrical consumers thatyoudo
not need, suchasthe rear window defroster
or interior lighting.
X Switch onAIRSCARF again. Steering
wheel Import
antsafety notes G
WARNING
You could losecontrolofyour vehicle ifyou
do the following whiledriving:
R adjust thedriver's seat,head restraint ,
steering wheelormirrors
R fasten theseat belt
There isar isk ofan accident. Steering
wheel
89Seats,steering wheeland mir rors
Z

Adju
stthe driver 'ssea t,hea drestrai nt,
stee ring wheeland mir ror and fasten your
sea tbeltb efore starting theengine. G
WA
RNING
Ch ildre ncouldinju rethem selves ifthey
ad jus tthe stee ring wheel.The reisar isko f
inju ry.
Nev erleav ec hild ren unsuperv ised inthe
veh icle.
Whe nleaving the vehicle, alwa ystake the
Sma rtKeywithy ou and lock the vehicle. Thi s
al so appliesf or the DigitalV ehicleK eyifthe
"Di gital Veh icleK ey"fun ctio nisa ctivated via
Mer cedesme conne ct.
The electri callyad jus tab lestee ring wheelcan
sti llbe adjus ted when ther eisn oS martKe yin
the igniti onlock. Adjus
tingthe ste ering wheelm an-
ual ly G
WA
RNING
If the stee ring wheelisu nlocke dwhile the
veh iclei sinm otion, itcou ldcha nge positio n
une xpected ly.T hisc ouldcau seyout olose
contro lofthe veh icle. The reisar isko fan
acci dent.
Befo resta rting off,makesure the stee ring
wh eelisl oc ked .Never unl ock thestee ring
wh eelw hile the vehiclei sinm otion. 0043
Releas el ever
0044 Adju ststhe stee ring wheelh eight
0087 Adju ststhe stee ring wheelp ositio n( fore-
and -afta djus tment)
X Pu sh release lever 0043down comp letel yin
the directi onofthe arrow .
The stee ring colum nisu nlocke d.
X Adju stthe stee ring wheeltot he desired
po sitio n.
X Pu sh release lever 0043upcomp letel y.
The stee ring colum nisloc ked .
X Ch eck ifthe stee ring colum nisloc ked .
Whe ndoing so, trytopush the stee ring
wh eelupo rdow no rtry to move itin the
fore -and -aftd irecti on. Adjus
tingthe ste ering wheelelect ri-
cal ly 0043
Adju ststhe stee ring wheelh eight
0044 Adju ststhe stee ring wheelp ositio n( fore-
and -afta djus tment)
i Further relate dsubjects:
R EASY-ENT RY/EXIT feature (Ypage 91)
R Stori ngsetti ngs(Ypage 95) 90
Ste
ering wheelSe ats, steering whe elan dm irrors

or
R you press theStart /Stopbutton onceon
vehicles withKEYLE SS-GO
When youclose thedriver's doorwiththeigni-
tion switched on,the steering wheelisalso
automatically movedtothe previously set
position.
The lastposition ofthe steering columnis
stored whenyouswitch offthe ignition or
when youstore thesettingwith thememory
funct ion(Ypage 95).
Crash- responsive EASY-EXIT featur e If
the crash-r esponsive EASY-EXI Tfeature is
triggered inan accident ,the steering column
will move upwards whenthedriver's dooris
opened. Thisoccurs irrespect iveofthe posi-
tion ofthe Smart Keyinthe ignition lock.This
makes iteasier toexit thevehicle andrescue
the occupant s.
The crash-r esponsive EASY-EXI Tfeature isonly
operational ifthe EAS Y-EXI T/ENTRY featureis
activated inthe on-board computer
(Y page 179). Mirr
ors Inside
rearview mirror X
Anti-glare mode:flickanti-glare lever0043
forwards orback. Exterior
mirrors
Adjust ingthe exterior mirrors G
WARNING
You could losecontrolofyour vehicle ifyou
do the following whiledriving:
R adjust thedriver's seat,head restraint ,
steering wheelormirrors
R fasten theseat belt
There isar isk ofan accident .
Adjust thedriver's seat,head restraint ,
steering wheelandmirror andfasten your
seat beltbefore startingthe engine. G
WARNING
The exter iormirror onthe front -passenger
side reduces thesize ofthe image. Visible
object sareactually closerthantheyappear.
This means thatyoucould misjudge thedis-
tanc efrom road users traveling behind,e.g.
when changing lane.There isar isk ofan
accident .
For this reason, alwaysmake sure ofthe
actual distance fromtheroad users traveling
behind byglancing overyour shoulder. X
Make surethattheSmart Keyisin position
0047 or0048 inthe ignition lock.
X Press button 0043for the left exter iormirror
or button 0044for the right exteriormirror.
The indicator lampinthe correspon dingbut-
ton lights upinred.
The indicator lampgoesoutagain after
some time.Youcanadjust theselected 92
Mirr
orsSeats, steering wheelandmirrors

G
WARNING
After ashort time, hillstart assistwil lnol on-
ger brake yourvehicl eand itcoul droll awa y.
There isar isk ofan accide ntand injury .
There fore,quickly move yourfoot from the
brake pedaltot he accele ratorpedal.Never
lea vethe vehicl ewhen itis held byhillstart
assi st.
Hill start assistisnot active if:
R you arepulling awayonal evelroad oron a
dow nhill gradient
R the transmissi onisin posi tion 005C
R the electric parkingbrake isapp lied
R ESP ®
is malfu nctioning EC
Os tart/stop function
Introduc tion The
ECO start/stop functionswitches the
engine offautomatical lyifthe vehicl eiss top-
ped under certain conditions.
The engine startsautomatica llywhen the
drive rwants topul lawa ya gain. The ECO
start/stop functiontherebyhelpsyou to
redu cethe fuel consumpti onand emiss ionsof
you rvehicl e.
Important safetynotes G
WARNING
If the engine isswi tched offautomatica lly
and youexit thevehicl e,the engine is
restarted automatical ly.T he vehicl emay
begi nmoving. Thereisar isk ofaccide ntand
injury .
If you wishtoe xitthe vehicl e,alw ayst urn
off the ignitio nand secure thevehicl e
aga inst rolling awa y. Gene
ralnote s 0043
ECO start/stop display
The ECO start/stop functionisactiva ted
whene veryou switch onthe engine using the
SmartKey orthe Start/Stop button.
If the engine hasbeen switched offautomati-
call ybythe ECO start/stop function,the00D6
ECO symb olisshow nint he multi function dis-
pla y.
Automatic engineswitch-off If
the vehicl eisb raked toas tandstil lwith the
transmissi onin005B or005C,t heECO start/stop
function switches offthe engine automatical ly.
The ECO start/stop functionisopera tional
when:
R the indica torlamp inthe ECO button islit
green
R the outsi detempera tureiswithi nthe range
that issui table forthe system
R the engine isat normal operatingtempera -
ture
R the settempera tureforthe vehicl einterior
has been reache d
R the battery issuffi ciently charged
R the system detects thatthewinds hieldis
not fogged upwhen theair-condi tioningsys-
tem isswi tched on
R the hood isclosed
R the drive r'sdoor isclosed andthedrive r's
seat beltisf astened
All ofthe vehicl e'ssystems remainactive
when theengine isstoppe dautomatical ly.
Automatic engineswitch-off cantake placea
maximu moffour times inar ow (initi alstop,
then three subsequ entstops).
The HOLD function canbeactiva tedifthe
engine hasbeen switched offautomatical ly.I t
is then notnecessa ryto continue applying the
brakes duringthe automatic stopphase.When
you depre ssthe accele ratorpedal,the engine Drivi
ng
121Drivi ngand parking Z

starts
automatically andthebraking effectof
the HOLD function isdeactivated.
Automatic enginestart The
engine startsautomatically if:
R you switch offthe ECO start/st opfunction
by pressing theECO button
R you release thebrake pedalintransmission
position 005Bor005C and theHOLD function is
not active
R you depress theaccelerator pedal
R you engage reverse gear005E
R you move thetransmission outofposition
005D
R you switch todrive program S+
R you unfasten yourseatbeltoropen thedriv-
er's door
R the vehicle startstoroll
R the brake system requires this
R the temperature inthe vehicle interior devi-
ates from thesetrange
R the system detects moisture onthe wind-
shield whentheair-conditioning systemis
switched on
R the battery's condition ofcharge istoo low Shifting
thetransmission toposition 005Ddoes
not start theengine.
Deac tivating oractivating theECO
start /stop function X
To deactivate: pressECObutton 0043.
Indicator lamp0044goes out.
X To activate: pressECObutton 0043.
Indicator lamp0044lights up.
If indicator lamp0044isoff, theECO start/st op
function hasbeen deactivated manuallyoras
the result ofam alfunction. Theengine will
then notbeswitched offautomaticall ywhen
the vehicle stops. 122
DrivingDriving
andparking