2019 MERCEDES-BENZ SLC ROADSTER belt

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 snot approved by
Mercedes- Benz.
! Make
surethatthere arenoobjec tsinthe
footwell underorbehind theseats when
movin gthe seats back. There isarisk 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 isarisk 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 sin the 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 isarisk ofan accident. Steering
wheel
89Seats,steering wheeland mirrors
Z

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 178). 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 isarisk 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 sare actually closerthantheyappear.
This means thatyoucould misjudge thedis-
tanc efrom roadusers traveling behind,e.g.
when changing lane.There isarisk ofan
accident .
For this reason, alwaysmake sureofthe
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 lno lon-
ger brake yourvehicl eand itcoul droll awa y.
There isarisk ofan accide ntand injury .
There fore,quickly move yourfoot from the
brake pedalto the accele ratorpedal.Never
lea vethe vehicl ewhen itis held byhillstart
assi st.
Hill start assistisnot active if:
R you arepulling awayon aleve lroad oron a
dow nhill gradient
R the transmissi onisin posi tion 005C
R the electric parkingbrake isapp lied
R ESP ®
is malfu nctioning EC
Ostart/stop function
Introduc tion The
ECO start/stop functionswitches the
engine offautomatical lyifthe vehicl eis stop-
ped under certain conditions.
The engine startsautomatica llywhen the
drive rwants topul lawa yaga in.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.The vehicl emay
begi nmoving. Thereisarisk ofaccide ntand
injury .
If you wishto exit thevehicl e,alw aysturn
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 yby the ECO start/stop function,the00D6
ECO symb olisshow nin the multi function dis-
pla y.
Automatic engineswitch-off If
the vehicl eis braked toastandstil lwith the
transmissi onin005B or005C, theECO 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 beltis fastened
All ofthe vehicl e'ssystems remainactive
when theengine isstoppe dau tomatical ly.
Automatic engineswitch-off cantake placea
maximu mof four times inarow (initi alstop,
then three subsequ entstops).
The HOLD function canbeactiva tedifthe
engine hasbeen switched offautomatical ly.It
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 manuallyor as
the result ofamalfunction. Theengine will
then notbeswitched offautomaticall ywhen
the vehicle stops. 122
DrivingDriving
andparking

App
lyingor releas ing manua lly X
To apply :push handle0043.
When theelec tric park ingbrak eis applie d,
th ered 0049 (USAon ly) or0024 (Canada
on ly) ind icat orlamp lightsup intheins tru-
men tclus ter.
The electric park ingbrak ecan also be
applie dwhen theSm artKey isrem oved.
X To releas e:pull handle0043.
The red0049 (USAon ly) or0024 (Canada
on ly) ind icat orlamp intheins trumen tclus -
te rgoe sout .
The electric park ingbrak ecan onlybe
rel ease d:
R when theSm artKey isin pos ition 0047inthe
ign ition lock(Y page 118)or
R ifth eign ition was switched on usin gth e
St art /S topbut ton
App lyingau tom atical ly The
electric park ingbrak eis auto matically
applie dwhen thetrans mis sion isin pos ition
005D and :
R theen gin eis swit ched off or
R thedri ver isno twear ingaseat beltandthe
dri ver 'sdoor isopen ed
To pre ven tth eelec tric park ingbrak efrom
bein gauto maticallyapplie d,pull handle0043.
The electric park ingbrak eis also applie dauto -
mat icallyif:
R Ac tive Distanc eAs sis tDI ST RONI Cbri ngs
th eveh icleto ast and still or
R theHO LD function iske epin gth eveh icle
st ati onary In
addit ion,at least oneof thefol lowin gco nd i-
ti on smus tbe fulf illed :
R theen gin eis swit ched off
R thedri ver isno twear ingaseat beltandthe
dri ver 'sdoor isopen ed
R there isasyst emmalf unction
R thepowe rsupp lyisins ufficien t
R theveh icleis stati onary foralen gthy per iod
The red0049 (USAon ly) or0024 (Canada
on ly) ind icat orlamp intheins trumen tclus ter
ligh tsup.
The electric park ingbrak eis no tauto matically
applie difth een gin eis swit ched off bythe
ECO start /stopfun ction .
Rel eas ing autom atical ly The
electric park ingbrak eis rel ease dauto -
mat icallywhen allofthefol lowin gco nd ition s
are fulfilled :
R theen gin eis run ning
R The seat belttong ue isen gage din thebelt
buc kle
R thetrans mis sion isin pos ition 005Bor005E and
you depr esstheacc eler atorpedal orshif t
fr om position 005Dto005B or005E
R ifth etrans mis sion isin pos ition 005E, the
tr unk lidmus tbe closed
If th eseat belttong ue isno ten gage din the
seat beltbuckle, thefol lowin gco nd ition smus t
be fulf illed :
R thedri ver 'sdoor isclo sed
R you mov eth etrans mis sion outofpos ition
005D oryou havepre viously driven ataspee d
abov e2 mph (3km /h)
R ifth etrans mis sion isin pos ition 005E, the
tr unk lidmus tbe closed
When theelec tric park ingbrak eis rel ease d,
th e0024 indicat orlamp goesoutintheins tru-
men tclus ter.
Eme rgency brak ing The
vehiclecan also bebrak edduri ngan
eme rgencyby usin gth eelec tric park ingbrak e.
X Whil edri vin g,push handle0043oftheelec tric
park ingbrak e.
The vehicleis brak edfor aslon gas thehan -
dle oftheelec tric park ingbrak eis pre sse d.
The longer theelec tric park ingbrak ehan dle
is depr essed, thegre aterth ebrak ingforce. 136
Pa
rkingDriv ingand parki ng

Cru
isecont rollever Cruis
econ trol leve r
0043 Tostore thecur ren tspee dor ahigh er
spee d
0044 Toset aspec ifiedmin imum distance
0087 Tostore thecur ren tspee dor call upthe
last store dspee d
0085 Tostore thecur ren tspee dor alower
spee d
0083 Todeac tivate ActiveDis tan ceAssist
DI ST RONI C
Activ ating Activ eDist ance Assist
DIST RONICand stori ng, maintaini ng
and callin gup aspe ed Imp
ortant safety notes
! When
ActiveDis tan ceAssist DIST RONI C
or theHO LD function isact ivat ed, theveh i-
cle brak esauto maticall yin cer tain situa-
tio ns.
To avoid damag eto theveh icle,deac tivate
Ac tiveDis tan ceAssist DIST RONI Cand the
HO LD function inthefoll owin gor sim ilar sit-
uatio ns:
R when towing theveh icle
R in thecar wash
To act ivat eAc tiveDis tan ceAssist DIST RONI C,
th efoll owin gcon dition smust befulf illed:
R theen gin emust bestart ed. Itmay takeup
to two minutesof driv ingbefore ActiveDis -
tan ceAssist DIST RONI Cis read yfor use.
R theelec tric park ingbrak emust berele ased.
R ES P®
must beact ive, butnotint erv ening .
R Ac tivePark ingAssist must notbe act ivat ed.
R thetrans mis sion must beinposi tion005B. R
thedriv er'sdoor must beclosed when you
shif tfr om 005Dto005B oryour seatbeltmust
be fast ened.
R thefron t-pass enger door must beclosed.
R theveh icle must notsk id.
Activ ating
X Briefl ypull thecr uise control leve rto wards
you 0085,up0043 ordown 0044.
Ac tiveDis tan ceAssist DIST RONI Cis act iva-
te d.
X To
adjust theset speedin1mp hincr e-
men ts(1 km /hincr emen ts):brie flypres s
th ecr uise control leve rup 0043 tothepres -
sure pointfor ahigh erspee d,or down 0044to
th epres sure pointfor alower speed.
Ev ery timeth ecr uise control leve ris
pres sedupordown ,th elast spee dstore dis
inc reas edorreduc ed.
or X To
adjust theset speedin5mp hincr e-
men ts(10 km/hincr emen ts):brie fly
pres sth ecr uise control leve rup 0043 past the
pres sure pointfor ahigh erspee d,or
down 0044past thepres sure pointfor alower
spee d.
Ev ery timeth ecr uise control leve ris
pres sedupordown ,th elast spee dstore dis
inc reas edorreduc ed.
X Remo veyour footfr om theacc eler ator
pedal.
Your vehicle adapt sits spee dto that ofthe
veh icle infron t,but onlyup tothedesir ed
st ore dspee d.
i If
you donotfully release theacc eler ator
pedal, theAct ive DistanceAssist pas‐ Act
ive DistanceAssist pas‐
siv e siv
emes sage appear sin themult ifunction
displ ay.The setdistanceto aslowe r-mov ing
veh icle infron twill then notbe main tained.
You willbedriv ingatthespee dyou deter-
min eby theposi tionof theacc eler ator
pedal.
You canalso activat eAc tiveDis tan ceAssist
DI ST RONI Cwhen statio nary.The lowes tspee d
th at can beset is20 mph (30km/ h).
Acti vatin gat thecur ren tsp eed/l ast
st ore dsp eed G
WAR
NING
If you callupthest ore dspee dand itdiff ers
fr om thecur ren tspee d,theveh icleacc eler - 146
Driv
ingsyst emsDriv ingand parki ng

R
ifthe batt eryisdisco nnect ed
R ifthe vehic leisacc elerat ed,e.g. byavehi-
cle occ upant
There isarisk ofan acc ident .
Always deactivateActiveDist anceAss ist
DI STRON ICand secur ethe vehic leagainst
rollin gaway beforeyou leave it.
Furt herinformat ionondeact ivatingAc tiveDis-
tan ceAss istDISTRON IC(Y page 149).
If Ac tiveDist anceAss istDISTRON ICdete cts
that thevehic lein fro ntissto pping ,it brak es
your vehic leunt ilit is stat ionar y.
Onc eyour vehic leisstat ionar y,itremain ssta-
tion aryand youdonot need todepres sthe
brak e.
i Af
ter atim e,the elect ricpark ingbrak e
secur esthe vehic leand reliev esthe serv ice
brak e.
i Depe
ndingon the spec ified minimum dis-
tan ce, your vehic lewill com eto astan dstill
at asuffic ientdistancebehin dthe vehic lein
fro nt.The spec ified minimum distanceis set
using thecontrol on the cruis econ trol lever .
When ActiveDist anceAss istDISTRON ICis
act ivate d,the transm ission isshift edautom ati-
cally toposit ion005Dif:
R the drive r'sseat beltisnot fastened andthe
drive r'sdoor isopen
R the engin eis switc hedoff,unless itis auto-
matic allyswitc hedoffbythe ECO start/
sto pfunc tion.
The elect ricpark ingbrak eis applied automati-
cally ifAc tiveDist anceAss istDISTRON ICis
act ive when thevehic leisstat ionar yand:
R asyst emmalfun ction occurs
R the power supply isnot suffic ient
If amalfun ction occurs, thetransm ission may
also shift toposit ion005Dautom atically.
Sett ingaspeed Keep
inmin dthat itmay takeabrief mome nt
unt ilthe vehic lehas accelerat edorbrak edto
the speed set.
X To
adjust theset speed in1mp hincre-
ment s(1 km /hincrem ents):brieflypress
the cruis econ trol lever up0043 tothe pres- sure
point forahigher speed, ordown 0044
for alower speed.
Ev ery timethe cruis econ trol lever is
press edup ordown, thelast speed stored is
inc reased orreduc ed.
X To
adjust theset speed in5mp hincre-
ment s(10 km/hincrem ents):briefly
press thecruis econ trol lever up0043 past the
press urepoint forahigher speed, or
down 0044for alower speed.
Ev ery timethe cruis econ trol lever is
press edup ordown, thelast speed stored is
inc reased orreduc ed.
Sett ingaspecified minimumdist ance You
cansetthe spec ified minimum distance
for ActiveDist anceAss istDISTRON ICby vary-
ing the timespan betwee none andtwosec-
onds .This determin esthe distancethat Active
Dist anceAss istDISTRON ICisto maint ainfrom
the vehic lein fro nt,depen dingonthe road
speed. Youcanseethis distancein the multi-
func tion display (Ypage 149).
The spec ified minimum distancecan be
chan gedwhile ActiveDist anceAss ist
DI STRON ICisswitc hedonoroff.
Make surethatyoumaint ainasuffic ientlysafe
dist ancefro mthe vehic lein fro nt.Adj ust the
dist anceto the vehic lein fro ntifnec essary. Cruise
control lever
X To increa se:turn control 0087 towar d0044.
Ac tiveDist anceAss istDISTRON ICthe n
maint ainsagreat erdist ancebetwee nyour
vehic leand thevehic lein fro nt.
X To decr ease: turncontrol 0087 towar d0043.
Ac tiveDist anceAss istDISTRON ICthe n
maint ainsashor terdist ancebetwee nyour
vehic leand thevehic lein fro nt. 148
Driving
systemsDriving andparking