2019 MERCEDES-BENZ SLC ROADSTER ECU

Acti
vation cond itions You
canactivat eth eHO LD function ifall ofthe
fol lowin gco nd ition sare fulfilled :
R theveh icleis stati onary.
R theen gin eis run ningor ifit has been auto-
mat icallyswit ched off bytheECO start /
st op fun ction .
R thedri ver 'sdoor isclo sed oryour seatbelt
is fas tene d.
R theelec tric park ingbrak eis rel ease d.
R thetrans mis sion isin pos ition 005B, 005Eor005C.
R Ac tive Distanc eAs sis tDI ST RONI Cis deac ti-
vat ed
Acti vating theHOLD funct ion X
Mak esur eth at theact ivat ion cond ition sare
met .
X De pre ssthebrak epedal .
X Quic klydepr essthebrak epedal further
unt il0043 appear sin themult ifunction dis-
play.
The HOLD function isact ivat ed. You can
rel ease thebrak epedal .
i If
depr essing thebrak epedal thefir st time
does notact ivat eth eHO LD function ,wait
bri eflyand then try again .
Deact ivating theHOLD funct ion The
HOLD function isdeac tivat ed auto mati-
call yif:
R you acceler ate and thetrans mis sion isin
pos ition 005Bor005E.
R you shiftth etrans mis sion topos ition 005D.
R you apply thebrak esagain withace rtain
amou ntofpre ssur eunt ilHOL D HOL
Ddisap pears
fr om themult ifunction disp lay.
R you secure theveh icleusin gth eelec tric
park ingbrak e.
R you activat eAc tive Distanc eAs sis t
DI ST RONI C. i
Af
tera time, theelec tric park ingbrak e
sec ures theveh icleand reliev es theser vice
brak e.
When theHO LD function isact ivat ed, the
tr ans mis sion isauto maticallyshif tedto pos i-
ti on 005D if:
R thedri ver 'sseat beltisno tfas tene dand the
dri ver 'sdoor isopen
R theen gin eis swit ched off,unl ess itis auto -
mat icallyswit ched off bytheECO start /
st op fun ction .
The electric park ingbrak esec ures theveh icle
auto maticallyifth eHO LD function isact ivat ed
when theveh icleis stati onary and:
R asyst emmalf unction occur s
R thepowe rsupp lyisno tsuf ficien t
If amalf unction intheelec tric park ingbrak e
oc cur s,thetrans mis sion may alsobeshif ted
int opos ition 005Dauto matically. Ada
ptive damp ing system
Gene ralnot es i
Mer
cede s-AMG SLC 43:th eadapt ive
damp ingsyst emiscall edAM GRID ECON-
TROL sports susp ension .
A susp ension withth eadapt ivedamp ingsys-
te m pro vides impr oveddri vin gco mf ort and
co ntinu ously control sth ecali brat ionofthe
damp ers.The damp ingcharac teris tics adapt
to thecur ren toper ating and drivin gsit uati on.
The damp ingistun edindivid ually toeac h
whee land depe ndson :
R your drivin gst yle, e.g. spo rty
R theroad surfaceco nd ition s
R thesele cted drive pro gram (Ypage 124). 152
Driv
ingsystem sDriv ingand parki ng

Use
Parking Guidance forparking spaces:
R paral leltothe direction oftravel
R on straight roads,notbends
R that areonthe same levelasthe road, i.e.
not onthe pavement, forexample. Parking
Assist PARKTRONIC maynotdetect flat
curbs
Parking tips:
R on narrow roads,driveasclosely aspossible
past theparking space
R parking spacesthatarelittered orover-
grown mightbeidentified ormeasured
incorrect ly
R parking spacesthatarepartiall yoccupied
by trailer drawba rsmight notbeidentified
as such orbe measured incorrectly
R snowfall orheavy rainmay lead toaparking
space beingmeasured inaccurately
R pay attent iontothe Parking Assist
PARKTRONIC warningmessages duringthe
parking procedure (Ypage 155)
R when transporting aload which protrudes
from yourvehicle, youshould notuse Park-
ing Guidance
R never useParking Guidance withsnow
chains oran emergency sparewheel moun-
ted
R Make surethatthetire pressures arealwa ys
correct .This hasadirect effectonthe steer-
ing characteristics.
R The way your vehicle ispositioned inthe
parking spaceafterparking isdependent on
various factors. Theseinclude theposition
and shape ofthe vehicles parkedinfront
and behind itand theconditions ofthe loca-
tion. Insome cases, Parking Guidance may
guide youtoofarornot farenough intoa
parking space.Insome cases, itmay also
lead youacross oronto thecurb. Ifneces-
sary, cancel theparking procedure with
Parking Guidance. Detec
tingparking spaces 0043
Detect edparking spaceonthe left
0044 Parking symbol
0087 Detect edparking spaceonthe right
Parking Guidance isautomaticall yactivated
when youdrive forwards. Thesystem isopera-
tional atspeeds ofup toapproximately
22 mph (35km/h ).While inoperation, the
system independently locatesandmeasures
parking spacesonboth sides ofthe vehicle.
When driving atspeeds below19mph
(30 km/h), youwillsee parking symbol0044as
a status indicator inthe instrument cluster.
When aparking spacehasbeen detected, an
arrow towards theright 0087orthe left 0043also
appea rs.Parking Guidance onlydispla yspark-
ing spaces onthe front -passenger sideas
standard. Parkingspacesonthe driver's side
are displa yedassoon asthe turn signal onthe
driver's sideisactivated. Topark onthe driv-
er's side, youmust leave thedriver's sideturn
signal switched onuntil youhave engaged
reverse gear.
Parking Guidance willonly detect parking
spaces:
R that areparal leltothe direction oftravel
R that areatleast 5ft (1.5 m)wide
R that areatleast 4.3ft(1.3 m)longer than
your vehicle
A parking spaceisdispla yedwhile youare
driving pastit,and until youareapproximately
50 ft(15 m)awa yfrom it.
Parking Moving
thevehicl einto thestop position
X Stop thevehicle whentheparking space
symbol showsthedesired parking spacein
the instrument cluster.
X Vehicles withmanual transmission: shiftto
reverse gear. Driving
systems
157Drivingandparking Z

ATTEN
TIONASSIST asses ses your level offati -
gu eor lapse sin conce ntrationbytaki ngthe
fol lowi ng crite riainto acco unt:
R your perso nal driving style,e.g .stee ring
cha racteri stics
R jou rney detai ls,e.g .time ofdayand length
of jou rney
The functio nality ofATTEN TIONASSIST is
res tricte dand warning sma ybe delaye dor not
occu rat all:
R ifthe roadcond ition ispo or, e.g.if the sur-
fac eis une ven orifther ear epo thol es
R ifther eis astro ngside wind
R ifyo uha ve adop ted aspo rtydriving style
wi th high corne ringspeedsor high rates of
acce lera tio n
R ifyo uar epre domina ntlydriving slow ertha n
50 mph (80km/h )or fas ter than112 mph
(180 km/h )
R ifyo uar ecur rentl yus ing COMAND orma k-
ing atel ephone callwi th it
R ifthe time hasbe en set inco rrectly
R in acti vedriving situa tions, such aswhen
yo ucha nge lanes orcha nge your spe ed
ATTEN TIONASSIST isonl yan aid to the driver .
It mig htnot alwa ysreco gnizefati gueor
incr easing inattenti venessintime orfailto
reco gnizethem atall. The system isnot asu b-
sti tute forawe ll-res ted and attentive driver .
Warni ngand display messagesinthe
multi function display X
Activa teATTEN TIONASSIST using the on-
bo ardcomp uter(Y page 175 ).
If ATTEN TIONASSIST isacti ve,youwi llbe
wa rned nosoo ner than20 minu tesafte r
yo ur jou rney hasbe gun. Yo uthen hearan
inte rmittent warning tonetwice and the
ATT ENTION ASSIST:Tak eaBre ak! ATT
ENTION ASSIST:Tak eaBre ak! mes-
sa ge appe arsin the multifu nctio ndispl ay.
X Ifnece ssary,take abre ak.
X Pre ssthe 0076 or0038 button toconfi rm
the mes sage.
On long jou rney s,take regular bre aks ingoo d
time toallo w yo ursel fto res tpro perly.If yo u
do not take abre akand ATTEN TIONASSIST
sti llde tects increasing lapse sin conce ntra-
tio n,youwi llbe warned again afte r15 minu tes
at the earliest. ATTEN
TIONASSIST isres etwh en youconti nue
yo ur jou rney andstarts asses sing your tire d-
ness again if:
R yousw itch offthe engine
R youtake offyour sea tbe ltand open the
dri ver 'sdo or, e.g.for acha nge ofdri ver sor
to take abre ak
Whe nATTEN TIONASSIST isde acti vated ,the
00D7 symbo lap pe arsin the multifu nctio ndis-
pl ay inthe assista nce graphicsdispl ay.
Vehi cles with CO MA ND: ifawa rning isou t-
pu tin the multifu nctio ndispl ay,a ser vice sta-
tio nsea rch ispe rfor med inthe multimed ia
sy stem .Yo ucan select aser vice stationand
nav igati on tothisser vice stationwi llthen
be gin. Thi sfu nctio ncan beacti vated and
de acti vated inthe multimed iasystem . Lan
eTrack ingpac kag e
Ge neral notes The
Lane Tra cking packag econsi stsofBlind
Spo tAssi st(Y page 163 )and Lane Kee ping
Assi st(Y page 165) .
Bli nd Spo tAs sist Ge
neral notes
Bli nd Spo tAssi stmoni torsthearea son either
si de ofthe vehicletha tar enot visible to the
dri ver with two latera l,rea r-fa cing rada rsen-
sor s.Awa rning displ ayinthe exte riormir rors
dra ws your atte ntionto veh icles detecte din
the moni toredar ea .If yo uthen switch onthe
corr espond ingturn signa lto cha nge lane, you
wi llal so rece iveanoptica land audibl e wa rn-
ing .
Bli nd Spo tAssi stsupp orts youfrom aspe edof
ap pro xima tely20 mph (30km/h ).
For Blind Spo tAssi stto assist you, the rada r
sens orsystem mustbe opera tional . Dri
ving sys tems
163Dr ivi ng andparki ng Z

Imp
ortant safety notes G
WAR
NING
If you oper ateinform ation syst ems andcom-
mun ication equipm entint egr atedin the
veh iclewhen driving,you may bedist racted
fr om thetraff icsit uati on.You could also
lose control oftheveh icle. Ther eis aris kof
an acc iden t.
On lyoper atethis equipm entwhen thetraff ic
sit uati onper mits.Ifyou arenotsur eth at
th is ispos sible ,park theveh iclepayin g
att ention totraff icco nd ition sand oper ate
th eequipm entwhen theveh icleis stati on-
ary.
You must observeth elegal require men tsfor
th eco unt ryinwhic hyou arecurren tly driv ing
when operating theon -board comput er. G
WAR
NING
If th eins trumen tclus terhas faile dor mal-
fun ction ed, you may notrec ogn izefunction
res trict ion sin syst ems relevantto saf ety.
The oper ating safetyof your vehiclemay be
impa ired.Ther eis aris kof an acc iden t.
Dr ive oncar eful ly.Hav eth eveh iclech ecke d
at aqualif iedspec ialist workshop immedi-
ate ly.
The on-board comput eronlysho wsmes sage s
or warn ingsfrom certain syst ems inthemult i-
fun ction disp lay.You should there foremak e
sur eyour vehicleis oper ating safely atall
ti mes .
If th eoper ating safetyof your vehicleis
impa ired,pull overas soo nas itis saf eto do
so. Con tacta qualif iedspec ialist workshop.
Fo ran ove rview, seetheins trumen tpan el
illust ration (Ypage 32). Disp
laysand oper ation Inst
rumen tclus terligh ting
The lighting intheins trumen tclus ter, in the
disp lays andtheco ntrol sin theveh icleint erior
can beadjust edusin gth ebrig htne ss control
kn ob. The
brightne ss control knob isloc ate don the
bot tom leftof theins trumen tclus ter
(Y page 32).
X Turn thebrig htne ss control knob clockwise
or count er-clo ckwise.
If you turnth eligh tswit ch(Ypage 97)to
th e0058, 0060or0058 position ,th ebrig ht-
ne ss will depe ndupon thebrig htne ss ofthe
ambi entligh t.
The lightsen sor intheins trumen tclus ter
auto maticallyco ntrol sth ebrig htne ss ofthe
mult ifunction disp lay.Indayligh t,th edis-
plays intheins trumen tclus terare notillu-
min ated. Sp
eedom eterwith segm ents
The segmen tsinthespee dometer ind icat e
whic hspee dran geisavaila ble.
R Cruis eco ntrol activat ed(Ypage 142):
The segmen tsligh tup from thest ore d
spee dto themax imum speed.
R Ac tive Distanc eAs sist DIST RONI Cact ivat ed
(Y page 144):
On eor two segmen tsintheset spee dran ge
ligh tup.
R Ac tive Distanc eAs sist DIST RONI Cdet ects a
veh iclein fron tmov ingmor eslow lythan the
st ore dspee d:
The segmen tsbet ween thespee dof the
veh iclein fron tand thest ore dspee dligh t
up. Ta
chom eter
! Do
notdriv ein theove rrevv ing range, as
th is co uld damag eth een gin e.
The redbandin thetac hom eter ind icat esthe
en gin e's overrevv ing range.
The fuel suppl yis int err upt edtopro tect the
en gin ewhen thered bandis reac hed. Out
sidetem peratur edis pla y
You should pay spec ialattention toroad con-
dit ion swhen tempe ratures arearoun dfreez ing
poin t. Disp
laysand oper ation
167On-boar dcomp uter and displa ys Z

X
Press the0038 button onthe steerin g
wheel.
X Confirm Yes Yes
with 0076.
The RACE TIMER interrupts timing ifyou stop
the vehicle andturn theSmart Keytoposition
0047 inthe ignition lock.Ifyou turn theSmart -
Key toposition 3and then press 0076tocon-
firm Start Start,
timingiscont inued.
Resetting thecurr entlap
X Stop theRACE TIMER.
X Press the0059 or0065 button toselect
Reset Lap Reset
Lap.
X Press 0076toreset thelaptime to"0".
Deleting alllaps If
you switch offthe engine, theRACE TIMER is
reset to"0" after 30seconds .All laps are
deleted.
You cann otdelete individual storedlaps.Ifyou
have stopped 16laps, thecurren tlap does not
have tobe reset.
X Reset thecurren tlap.
X Press 0076toconf irmReset Reset.
Reset Race-Timer ? Reset
Race-Timer ?appears inthe multi-
funct iondisplay.
X Press the0064 button toselect Yes Yes
and
press the0076 button toconf irm.
All laps aredeleted.
Overall statistics 0043
RACETIME Roverall evaluation
0044 Total timedriven 0087
Average speed
0085 Dist ance covered
0083 Maximum speed
If you save atleast onelapand then stop
RACETIME R,an overall evaluation isavailabl e.
X Press the0059 or0065 button onthe steer-
ing wheel toselect theAMG AMG
menu.
X Press the0063 button repeatedly untilthe
overall evaluation appears.
Lap statistics 0043
Lap
0044 Lap time
0087 Average lapspeed
0085 Lap length
0083 Top speed during lap
This funct ionisonly availabl eif you have
stored atleast twolaps andhave stopped the
RACETIME R.
X Press the0059 or0065 button onthe steer-
ing wheel toselect theAMG AMG
menu.
X Press the0063 button repeatedly untilthe
lap evaluation isshown.
Each lapisshown inaseparate submenu.
The fastest lapisindicated byflashing sym-
bol 0043.
X Press the0063 or0064 button toselect a
different lapevaluation. Menus
andsubmenus
181On-boardcomputerand display s Z

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions The
yellow 0024warninglamp andthered 0049 (USAon ly) or0024
(Can adaonly) ind icat orlamp lightup.
The electric park ingbrak eis malf unction ing .
To releas e:
X Swi tchoff theign ition and turnit bac kon .
X Releas eth eelec tric park ingbrak eman ually.
or X Releas eth eelec tric park ingbrak eauto matically(Y page 135).
If th eelec tric park ingbrak est ill can notbe release d:
X Do notdri ve on.
X Con sult aqualif iedspecialistwor kshop . The
red0049 (USAon ly) or0024 (Canadaonly) ind icat orlamp
flas hes and theyellow 0024warninglamp lightsup.
The electric park ingbrak eis malf unction ing .
To releas e:
X Swi tchoff theign ition and turnit bac kon .
X Releas eth eelec tric park ingbrak eman ually.
To apply :
X Swi tchoff theign ition and turnit bac kon .
X Ap ply theelec tric park ingbrak eman ually.
If th ered 0049 (USAon ly) or0024 (Canadaonly) ind icat orlamp
co ntinu estoflas h:
X Do notdri ve on.
X Se cur eth eveh icleagain strol lingaway (Ypage 289).
X Sh ift thetrans mis sion topos ition 005D.
X Turn thefron twhee lstoward sth ecur b.
X Con sult aqualif iedspecialistwor kshop . 186
Disp
laymes sage sOn -boar dcomp uter anddi sp lay s

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions 0075
Fro ntLeftMal fun c‐ Fro
ntLeftMal fun c‐
tio nSer vice tio
nSer vice
Req uired Req
uiredorFro nt Fro
nt
Rig htMalfunction Rig
htMalfunction
Ser viceReq uired Ser
viceReq uired The
restrain tsyst emhas malf unction ed atthefron ton thelef tor
rig ht.The 0075 warninglamp alsolightsup intheins trumen tclus -
te r.
G WAR
NING
The airbags orEm erg ency Ten sion ingDevic es may either betrig-
ger eduninten tion ally or,intheeve ntofan acc iden t,may notbe
tr igge red.
The reisan increas edriskof injury.
X Vis itaqualif iedspecialistwor kshop immediat ely. 0075
Lef tSid eCur tain Lef
tSid eCur tain
Air BagMalfunc‐ Air
BagMalfunc‐
tio nSer vice tio
nSer vice
Req uired Req
uiredorRig ht Rig
ht
Sid eCur tainAir Sid
eCur tainAir
Bag Malfunction Bag
Malfunction
Ser viceReq uired Ser
viceReq uired The
reisamalf unction inthelef t-han dand /orrig ht-hand head bag.
The 0075 warninglamp alsolightsup intheins trumen tclus ter.
G WAR
NING
The leftor right head bagmay either betrigge reduninten tion ally or,
in theeve ntofan acc iden t,may notbe trigge red.
The reisan increas edriskof injury.
X Vis itaqualif iedspecialistwor kshop immediat ely. 190
Disp
laymes sage sOn -boar dcomp uter anddi sp lay s

Tire
s Di
spl aymes sages Po
ssible cause s/consequ encesand 0050 0050
So luti ons Che
ckTirePre s‐ Che
ckTirePre s‐
sur eSoo n sur
eSoo n Ca
nad aonl y:
The tirepressu reloss wa rning system hasde tecte dasigni ficant
lo ss inpre ssu re.
A wa rning tone also sou nds .
Po ssi ble cau ses:
R youha ve cha nge dthe positio ns ofthe wheelsand tiresor ins tal-
le d new wheelsand tires
R the tire pressu reinone ormor etire sha sdro pped
G WA
RNING
Ti re pre ssu res thatar etoo low po se the followi ng hazar ds:
R the yma ybu rst, especially as the load and vehiclesp ee dincr ease
R the yma ywe arexce ssivel yand /or unevenl y,wh ich maygre atly
imp airtire tractio n.
R the drivin gcha racteri stics, aswellas stee ringand braking ,ma y
be gre atlyimp aired
The reisaris kof an acc ident.
X Stop thevehiclewi thou tma king anysudd en stee ringor bra king
ma neu vers.Pa yatte ntionto the trafficcond itions asyoudo so.
X Secu rethe vehicleag ainst rolling away (Y page 134 ).
X Ch eck thetiresand ,if nece ssary,fol low the instructio nsfor afla t
tire (Ypage 252 ).
X Ch eck thetire pressu res and,if nece ssary,corr ectthe tire pres-
su re.
X Re sta rtthe tire pressu reloss wa rning system when the tire pres-
su re iscorr ect(Ypage 274 ). Che
ckTirePre s‐ Che
ckTirePre s‐
sur eThe nRes tar t sur
eThe nRes tar t
Run FlatInd ica tor Run
FlatInd ica tor Ca
nad aonl y:
The tirepressu reloss wa rning system genera tedadi sp laymes sage
and hasnot been res tarted since.
X Set thecorr ecttire pressu reinallfou rtire s.
X Re sta rtthe tire pressu reloss wa rning system (Ypage 274 ). Run
FlatInd ica tor Run
FlatInd ica tor
Ino perative Ino
perative Ca
nad aonl y:
The tirepressu reloss wa rning system isfaulty.
X Visita qu alifi ed speci alistwo rksh op. Ple
ase Correct Ple
ase Correct
Tir ePre ssure Tir
ePre ssure USA
only:
The tirepressu reistoo low in at leas tone ofthe tires,or the tire
pre ssu rediffe renc ebe twe enthe wheelsistoo great.
X Ch eck thetire pressu res atthe next opportu nity (Ypage 274 ).
X Ifnece ssary,corr ectthe tire pressu re.
X Re sta rtthe tire pressu remoni tor(Ypage 277 ). Disp
laymes sage s
201On -boar dcomp uter anddi sp lay s Z