weight MERCEDES-BENZ SLC ROADSTER 2019 Owner's Manual

Tec
hnical data
Ca paciti es<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ ...............298
Emer gency sparewh eel<0011001100110011001100110011001100110011001100110011001100110011
0011[ 294
Info rma tion<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ .............296
Ti res /wh eels<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ ..........292
Veh icleda ta <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ ............303
TEL EAID
Ca llpri ority<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ .............233
Emer gency call<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ .......231
Ge nera lnotes <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ .........230
MB info callbu tton <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ .233
Roa dside Assista ncebutton ..........232
Self-test ......................................... 230
System .......................................... 230
Vehi cleHeal thChe ck....... ............. 233
Tele phone
Accepting acall (multifunction
steeri ngwhe el)....... .......................174
Authori zingamobi lephone (con-
necting) ......................................... 221
Authori zingamobi lephone via
the devi cemana ger(connecting) ...222
Connecting amobi lephone
(de vice mana ger)........................... 222
Connecting amobi lephone (gen-
eral informa tion)............................ 221
Displ aymessa ge....... ..................... 205
Menu (on-boa rdcompu ter)....... ..... 173
Numb erfrom thephone book........174
Red ialing ....... ....... .......................... 174
Reje cting/endi ngacall ....... ..........174
see also Digita lOpera tor'sMan-
ua l....... .............. .............................217
Temperature
Coo lant ....... ................................... 168
Coo lant (on-boa rdcompu ter,
Merced es-AMG SLC43)....... .........179
Engine oil(on-boa rdcompu ter,
Merced es-AMG SLC43)....... .........179
Outsi detempera ture......................167
Setting (climate control) ................111
Transmi ssionoil (on-boa rdcom-
pute r,Merced es-AMG SLC43)...... 179
Timing (RACETIME R)....... .................. 180
Tire pressure
Ca lling up (on-boa rdcompu ter)..... 274
Che cking manually ....... .................273
Displ aymessa ge....... ..................... 201 Maxi
mum .......................................273
Not reach ed(TIR EFIT) .................... 256
Notes .............................................272
Rea ched (TIREFIT) .......................... 256
Reco mmended ...............................270
Tire pressure losswarni ngsys-
tem
Gene ralnotes ................................ 273
Importa ntsafe tynotes .................. 274
Res tarting ......................................274
Tire pressure monitor
Che cking thetire press ureelec-
tronical ly....... ................................. 276
Function/notes .............................274
Gene ralnotes ................................ 274
Importa ntsafe tynotes .................. 275
Ra dio type approval forthe tire
press uremonitor ........................... 278
Res tarting ......................................277
Warni nglamp ....... .......................... 216
Warni ngmessa ge....... ................... 276
Tire-c hange toolkit....... .................... 252
TIREF ITkit ....... ................................... 254
Importa ntsafe tynotes .................. 254
Storage location ............................ 252
Tire press urenot reach ed....... ....... 256
Tire press urereach ed....... ............. 256
Tires
Aspect ratio(definitio n)....... ..........287
Averag ewei ght ofthe vehi cle
occup ants(definitio n)....... ............. 286
Bar (definitio n)....... ........................286
Cha nging awhe el....... ................... 288
Cha racteri stics..............................286
Che cking ........................................ 267
Cu rbwei ght (definitio n)....... ..........287
Definiti onofterms .........................286
Direction ofrotatio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011[ 289
Disp laymes sage <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011[ 201
Distr ibuti on ofthe vehicleoccu -
pa nts (defi niti on) <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011[ 288
DOT (DepartmentofTra nspo rta-
tion) (defi niti on) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011[ 286
DOT, Tire Ide ntifi cationNumbe r
(T IN) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 285
GAW R(G ros sAxle Weight Rat-
ing )(d efi niti on) <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011[ 28718
In
dex

GVW
(GrossVeh icle Weigh t)(def -
ini tio n).... .......................................2 87
GVW R(G ross VehicleWei ght
Ra ting) (definitio n)....... .................. 287
Importa ntsafe tynotes .................. 267
Increase dvehi cleweight due to
optio nalequ ipme nt(de finitio n)...... 286
Informati onondrivi ng....... ............. 267
Kil opa scal (kPa)(de finitio n)....... .... 287
Lab eling (ove rview )<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011[ 283
Loa dbe ari ng index(defi niti on) ...... 288
Loa dind ex<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 285
Loa dind ex(defi niti on) <0011001100110011001100110011001100110011001100110011001100110011
001100110011[ 287
M+S tires<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 269
Ma ximu mload on atire (defi ni-
tion) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 287
Ma ximu mload ed veh iclewe ight
(d efi niti on) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 287
Ma ximu mpermi ssible tire pres-
su re (defi niti on) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011[ 287
Ma ximu mtire load <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011[ 285
Ma ximu mtire load (defi niti on) ....... 287
MOExte ndedtires<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011[ 269
Opti onaleq uipme ntwe ight (defi -
niti on) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 288
Ove rview <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 267
PSI (pou nds persqu are inch )
(d efi niti on) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 287
Re placi ng <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 288
Servi celife <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 268
Sid ewall(d efi niti on) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ 288
Spe edrati ng(defi niti on) ................ 287
Stori ng<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 289
Structu reand characte ristics
(d efi niti on) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 286
Sum mer tires<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 269
Tem peratu re<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 282
TIN (Tire Identifi cationNumbe r)
(d efi niti on) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 288
Ti re bead (defi niti on) <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011[ 288
Ti re pre ssu re(defi niti on) ................ 287
Ti re pre ssu res (recomme nded)...... 286
Ti re size (data )<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011[ 292
Ti re size desig nati on,load -bea r-
ing capacity, spe edrati ng.............. 283
Ti re trea d<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 268
Ti re trea d(d efi niti on) <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011[ 288
Tota llo ad limit (defi niti on) ............. 288 Tra
ctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 282
Tra ctio n(d efi niti on) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ 288
Tre adwear<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 282
Unif orm Tire Qua lity Gra ding
Stand ards<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 281
Unif orm Tire Qua lity Gra ding
Stand ards(d efi niti on) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011[ 286
Wea rind icator (defi niti on) ............. 288
Whe eland tirecomb ination ........... 292
Whe elrim (defi niti on) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011[ 287
see Flattire
Tow -starti ng
Emerg encyenginestarting ............ 265
Imp orta ntsafety notes <0011001100110011001100110011001100110011001100110011001100110011
00110011[ 263
Tow ing
Per mitte dtow ingmeth ods............ 264
Tow ingawa y
Imp orta ntsafety guideline s........... 263
Insta lling the towingeye................ 263
Re movi ngthe towingeye............... 264
Tra nspo rting thevehicle................ 265
Wi th both axles on the ground ....... 264
Wi th the rearaxl erai sed ................ 264
Traffi crepo rts
see also Digi talOpe rator'sMan-
ua l<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011[ 217
Trans mission
Ove rview oftrans mission pos i-
tions <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 125
Sel ector lever <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011[ 125
see Auto matictrans mission
Trans mission pos ition display ......... 125
Trans portingthe vehic le<0011001100110011001100110011001100110011001100110011001100110011
00110011[ 265
Trip computer (on-b oard com-
puter) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011[ 170
Trip odomete r
Ca lling up<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 170
Re setti ng(on-boa rdcomp uter)...... 171
Trunk
Emerg encyrelease <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011[ 74
Imp orta ntsafety notes <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011[ 73
Locki ngsep arately<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011[ 74
Ope ning/ closing (manually from
ou tsid e)<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 74
Ove rview <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 73
Trunk lid
Disp laymes sage <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011[ 204
Ope ning dimens ions <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011[ 303 In
dex
19

Protecting
theenvironment General
notes H
Environmental
note
Daimler's declaredpolicyisone ofcompre-
hensive environm entalprotect ion.
The object ivesareforthe natural resources
that form thebasis ofour existen ceon this
planet tobe used sparingly andinamanner
that takes therequirements ofboth nature
and humanity intoaccount.
You toocan help toprotect theenvironm ent
by operating yourvehicle inan environm en-
tally responsible manner.
Fuel consumpt ionand therate ofengine,
transm ission,brakeandtirewear areaffec-
ted bythese factors:
R operating conditionsof your vehicle
R your personal drivingstyle
You caninfluence bothfactors. Youshould
bear thefollowing inmind:
Operating conditions:
R avoid shorttripsasthese increase fuel
consumpt ion.
R alwa ysmake surethatthetire pressures
are correct .
R do not carry anyunnecessary weight.
R remove roofracks onceyounolonger
need them.
R aregularly servicedvehiclewillcont ribute
to environm entalprotect ion.You should
therefore adheretothe service intervals.
R alwa yshave service workcarried outata
quali fiedspecialist workshop.
Personal drivingstyle:
R do not depress theaccelerator pedal
when startin gthe engine.
R do not warm upthe engine whenthevehi-
cle isstationary.
R drive carefully andmaintain asafe dis-
tance fromthevehicle infront .
R avoid frequent, suddenacceleration and
braking. R
change gearingood timeanduseeach
gear onlyupto00C3 ofits maximum engine
speed.
R switch offthe engine instationary traffic.
R keep aneye onthe vehicle's fuelcon-
sumption. Environmental
concerns andrecom-
mendat ions
Wherever theoperating instructionsrequire
you todispose ofmaterials, firsttrytoregen-
erate orre-use them.Observe therelevant
environm entalrulesandregulations whendis-
posing ofmaterials. Inthis way youwillhelp to
protect theenvironm ent. Genuine
Mercedes-Benz parts H
Environmental
note
Daimler AGalso supplie srecondit ioned
major assemblies andparts which areofthe
same qualityas new parts. Theyarecovered
by the same Limited Warranty entitlements
as new parts.
! Air
bags andEmergen cyTensioning Devi-
ces, aswell ascont rolunits andsensors for
these restraint systems, maybeinstalled in
the following areasofyour vehicle:
R doors
R door pillars
R door sills
R seats
R cock pit
R instrumen tcluster
R cent erconsole
Do not install accessories suchasaudio sys-
tems inthese areas. Donot carry out
repairs orwelding. Youcould impair the
operating efficiency ofthe restraint sys-
tems.
Have aftermark etaccessories installedata
quali fiedspecialist workshop.
You could jeopardize theoperating safetyof
your vehicle ifyou useparts, tiresandwheels
as well asaccessories relevanttosafety which Genuine
Mercedes-Benz parts
23Introdu ction Z

ing
interfe rencethat may cause undesir ed
operat ionofthe devic e." Diagnost
icsconnection
The diagno sticscon nection isused forcon -
nec tingdiagno sticequipmen tat aqualified
spec ialist workshop. G
WARN
ING
If you connectequipmen tto adiagno stics
con nection inthe vehic le,itmay affec tthe
operat ionofvehic lesyst ems. Asaresult ,
the operat ingsafet yof the vehic lecould be
affec ted.There isarisk ofan acc ident .
Only connectequipmen tto adiagno stics
con nection inthe vehic le,which isapprov ed
for your vehic leby Merc edes- Benz. G
WARN
ING
Obj ectsin the drive r'sfoot well may restrict
the clearan cearound thepedals orblock a
depres sedpedal. Thisjeopardiz esthe oper-
atin gand road safetyof the vehic le.There is
a risk ofan acc ident .
St ow allobje ctssecur elyinthe vehic leso
that theydo not getintothe drive r'sfoot -
well. When usingfloormats orcarpe ts,make
sure thattheyare proper lysecur edsothat
the ydo not slip orobst ruct thepedals. Do
not place severalfloor mats orcarpe tson
top ofone anot her.
! If
the engin eis switc hedoffand equip-
men ton the diagno sticscon nection isused,
the star terbatt erymay disch arge.
Conn ecting equipmen tto the diagno sticscon -
nec tion canlead toemiss ionsmonitoring
inf ormat ionbeing reset,for exam ple.This may
lead tothe vehic lefailing tomeet therequire -
men tsof the nextemiss ionstestdurin gthe
main inspection. Qua
lified speciali stworksh op
An author izedMerc edes- BenzCent erisa
qualified specialist workshop. Ithas theneces-
sary specialist knowledge, toolsand qualifica-
tion sto cor rectlycarr yout thework require don
your vehic le.This isespec iallythecase for
work relevanttosafet y.
Obser vethe notesinthe Maint enanceBook -
let.
Always havethefollowin gwork carriedout at
an author izedMerc edes- BenzCent er:
R work relevanttosafet y
R serv iceand maint enancework
R repair work
R alter ation s,inst allation workandmodif ica-
tion s
R work onelect roniccom pone nts Corr
ectuse
If you remo veany warnin gstic kers,you oroth -
ers could failtorec ogn izecertain danger s.
Leave warnin gstic kersin posit ion.
Obser vethe followin ginf ormat ionwhen driv-
ing your vehic le:
R the safet ynot esinthis manual
R tec hnic aldata forthe vehic le
R traffic rules andregulat ions
R laws andsafet ystan dards pertainin gto
mot orvehic les Inform
ation about theREACH regula-
tion
The REACHregulat ion(Regulation (EC)no.
190 7/200 6,Artic le33) lays down aninforma-
tion obligat ionforsubst ancesofvery high con-
cer n(SVH C).
Daimle rAG actsin good faithto avoid using
the seSVH Csand toallow thecust omer to
handle thesesubst ancessafely. Inacc ordan ce
with supplier informat ionand intern alproduc t
inf ormat ionfromDaimle rAG, SVH Csthat
acc ount formore than0.1perc entbyweight
of indiv idual produc tsinthis vehic leare
kn own.
More detailed informat ioncan befoun dat the
followin gaddress es:
R http://www.d aimler.com/r each(German
vers ion)
R http://www.d aimler.com/r each/en
(En glish version) Oper
ating safety
27Introdu ction Z

If
achild younger thantwelve yearsold and
under 5ft (1.5 0m) inheight istravelin gin the
vehic le:
R always securethe child inachild restraint
syst emsuitable forthis Merc edes- Benz
vehic le.The child restraint systemmust be
appropr iatetothe age, weight andsize of
the child.
R always observethe instruct ions andsafet y
not eson "Children inthe vehic le"
(Y page 53)inaddition tothe child
rest raint systemmanuf acturer' sinst allation
and operat inginst ruct ions
R always observethe instruct ions andsafet y
not eson the "Occ upant Classific ationSys-
tem (OCS)" (Ypage 46) G
WARN
ING
The seat belts maynotperf orm theirint en-
ded protective func tion if:
R the yare damaged, modified,extreme ly
dirt y,bleache dor dyed
R the seat beltbuck leisdamaged or
ext reme lydirt y
R the Emergen cyTens ionin gDev ices, belt
anc horage sor iner tiareels havebeen
modif ied.
Seat belts maybedamaged inan acc ident ,
althoug hthe damage maynotbevisible, e.g.
due tosplint ersofglass. Modifie dor dam-
aged seatbelts maytearorfail, e.g. inan
acc ident .Modifie dEm ergen cyTens ionin g
Dev ices could accident allytrigger orfail to
deploy whennecessary. Thisposes an
inc reased riskofinjury oreven fatalinj ury.
Never modifythe seat belts ,Em ergen cyTen-
sion ingDev ices, beltanchorage sand inertia
reels. Make surethattheseat belts are
undamage d,not worn outand clean .Follow-
ing anacc ident ,have theseat belts checked
immed iatelyataqualified specialist work-
shop.
Only useseat belts thathave been approv ed
for your vehic leby Merc edes- Benz. Prop
eruse oftheseat belts Obser
vethe safet ynot eson the seat belt
(Y page 40).
Ev ery vehic leocc upant mustobservethe fol-
lowing notestoens ure aproper lyworn seat
belt canprov idefull prot ection. Also make
sure thatallvehic leocc upant sare always
wearin gthe seat beltcorrectlywhile thevehi-
cle isin mot ion.
When fastenin gthe seat belt, always make
sure that:
R the seat beltbuck leton gue isinse rted only
int othe belt buck lebelon gingtothat seat
R the seat beltispulled tightacro ssyour body
Av oid wearin gbulky clothing ,e.g. awint er
coat .
R the seat beltisnot twist ed
Only thencan theforces which occurbe dis-
tr ibuted overthearea ofthe belt.
R the shoulder sectionofthe belt isrout ed
acro ssthe centerofyour shoulder
The shoulder sectionofthe seat beltshould
not touc hyour neckor be rout edunder your
arm orbehin dyour back.
R the lapbelt istaut andpasses acrossyour
lap aslow down aspossible
The lapbelt must always berout edacro ss
your hipjointsand notacro ssyour abdo-
men .This applies particularly topregn ant
women .If nec essary, pushthelapbelt down
to your hipjointand pullittigh tusing the
shoulder sectionofthe belt.
R the seat beltisnot rout edacro sssharp,
point edorfragile objects
If you have such itemslocat edon orinyour
clot hing ,e.g. pens ,keys oreyeglasses ,
sto rethe seinasuitable place.
R only oneperso nis using aseat belt
Inf ant sand childr enmust nevertravel sit-
tin gon the lapofavehic leocc upant .In the
even tof an acc ident ,the ycould becrus hed
betwee nthe vehic leocc upant andseat belt.
R obje ctsare neversecur edwith aseat beltif
the seat beltisalso being usedbyone of
the vehic le'soccupant s
Also ensure that thereare neverobje cts
betwee naperso nand theseat, e.g.cush-
ions .
Seat belts areonly intended tosecur eand
rest rain vehic leocc upant s.Always observethe
not esinthe "Stowage options/com partmen ts" Occupa
ntsaf ety
41Safety Z

Occupant
Classification System
(OCS)
Introd uction The
Occupant Classification System(OCS)cat-
egorizes theperson inthe fron t-passenger
seat. Depen dingonthat result, thefron t-
passenger frontair bag and front-passenger
kn ee bag areeither enabled ordeactivat ed.
The system doesnotdeactivat e:
R the side impact airbag
R the headbag
R the Emer gencyTension ingDevic es
Requ irement s To
be classified correctly,the fron tpassenger
must sit:
R with theseat beltfasten edcorr ectly
R in an almost upright position withtheir back
against theseat backr est
R with their feetrestin gon the floor, ifpossi-
ble
If the fron tpassenger doesnotobserve these
con ditions ,OCS mayproduce afalse classifi-
cation ,e.g. because thefron tpassenger:
R tran sfers theirweight bysupportin gthem-
selves onavehicle armrest
R sits insuch away that their weight israised
from theseat cushion
If you installachild restraint system onthe
fron t-passenger seat,besure toobserve the
corr ectposition ingofthe child restraint sys-
tem. Never placeobjectsunder orbehind the
child restraintsystem, e.g.acushion. The
ent irebase ofthe child restraint system must
alway srest onthe seat cushion ofthe fron t-
passenger seat.Thebackr estofthe forward-
facing childrestraint system mustlieasflat as
possible againstthebackr estofthe fron t-
passenger seat.
The child restraintsystem mustnottouch the
roof orbe subject edtoaload bythe head
rest raint .Adj ust the angle ofthe seat backr est
and thehead restraintposition accordingly.
Only thencanOCS beguaranteed tofunc tion
corr ectly.Always observe thechild restraint
system manufact urer'sinstallation andoperat-
ing inst ruct ions. Occupant
Classification Systemopera-
tion (OCS) 0043
PAS SENGER AIRBAG ONindicat orlamp
0044 PAS SENGER AIRBAG OFFindicat orlamp
The indicat orlamps informyou whether the
fron t-passenger frontair bag isdeactivat edor
enabled.
X Press theStart/ Stop button onceor twice,
or turn theSmart Keytoposition 0047or0048 in
the ignition lock.
The system carriesoutself-diagn ostics.
The PASSENGER AIRBAG OFFand
PAS SENGER AIRBAG ONindicat orlamps must
light upsimultaneously forapproximat elysix
secon ds.
The indicat orlamps display thestatusofthe
fron t-passenger frontair bag.
R PAS SENGER AIRBAG ONlights upfor
60 secon ds,subsequently bothindicat or
lamps areoff(PASS ENGERAIR BAG ONand
OFF): thefron t-passenger frontair bag is
able todeploy inthe event ofan acciden t.
R PAS SENGER AIRBAG OFFlights up:the
fron t-passenger frontair bag isdeactivat ed.
It will then notbedeployed inthe event of
an acciden t.
If the PAS SENGER AIRBAG ONindicat orlamp
is off, only thePAS SENGER AIRBAG OFFindi-
cator lampshows thestatusofthe fron t-
passenger frontair bag. ThePASSENGER AIR
BAG OFFindicat orlamp maybelitcon tinu-
ously orbe off.
If the statusofthe fron t-passenger frontair
bag changes whilethevehicle isin motion ,an
air bag display message appearsinthe instru-
ment cluster (Ypage 191). When thefron t-
passenger seatisoccupied, alwayspay atten -
tion tothe PAS SENGER AIRBAG OFFindicat or
lamp. Beaware ofthe statusofthe fron t- 46
Occupant
safetySafet y

Problem
Possible
causes/co nsequences and0050 0050
Solutions The
PASS ENGER AIR
BAG OFFindicator lamp
lights upand remains
lit, even though the
front -passenger seatis
occupied byan adult or
a person ofastature
correspondin gto that of
an adult. The
classification ofthe person onthe front -passenger seatisincor-
rect.
X Make surethecondition sfor acorrect classification ofthe per-
son onthe front -passenger seataremet (Ypage 46).
X Ifthe PASS ENGER AIRBAG OFFindicator lampremains lit,the
front -passenger seatmaynotbeused.
X Have OCScheck edassoon aspossible atan authorized
Mercedes-Ben zCenter. The
PASS ENGER AIR
BAG OFFindicator lamp
does notlight up
and/or doesnotstay
on.
The front -passenger
seat is:
R unoccupied
R occupied bythe
weight ofachild up
to twelve monthsold
in achild restraint
system OCS
ismalfunctionin g.
X Make surethere isnothin gbetween theseat cushion andthe
child seat.
X Make surethattheentire baseofthe child restraint systemrests
on the seat cushion ofthe front -passenger seat.Thebackrest of
the forward-facing childrestraint systemmustlieasflat aspossi-
ble against thebackrest ofthe front passenger seat.Ifnecessary,
adjust theposition ofthe front -passenger seat.
X When installing thechild restraint system,makesurethatthe
seat beltistight. Donot pull theseat belttight using thefront -
passenger seatadjustment .This could result inthe seat beltand
the child restraint systembeingpulled tootightly.
X Check forcorrect installation ofthe child restraint system.
Make surethatthehead restraint doesnotapply aload tothe
child restraint system.Ifnecessary, adjustthehead restraint
accordingly.
X Make surethatnoobject sare apply ingadditional weightontothe
seat.
X Ifthe PASS ENGER AIRBAG OFFindicator lampremains off
and/or thePASS ENGER AIRBAG ONindicator lamplights up,do
not install achild restraint systemonthe front -passenger seat.
X Have OCScheck edassoon aspossible atan authorized
Mercedes-Ben zCenter. Deployment
ofEmergency Tension-
ing Devic esand airbags
Import antsafety notes G
WARNING
The airbag parts arehot after anair bag has
been deploye d.There isarisk ofinjury.
Do not touch theairbag parts. Havea
deploye dair bag replaced ataquali fiedspe-
cialist workshop assoon aspossible. G
WARNING
A deploye dair bag nolonger offersanypro-
tect ionand cannot provide theinten dedpro-
tect ioninan accident. Thereisan increased
risk ofinjury.
Have thevehicle towedtoaquali fiedspe-
cialist workshop inorder tohave adeploye d
air bag replaced.
For your ownsafety andthat ofyour front
passenger, itis important thatyouhave
deploye dair bags replaced anddefective air
bags repaired. Thiswillhelp tomake surethe
air bags continue toperform theirprotect ive 50
Occ
upantsafetySafety

Tow
ingand tow-starti ng Impo
rtant safety notes G
WA
RNING
Wh entow ingortow -sta rtingano therveh icle
and itsweight isgre atertha nthe permi ssi-
bl e gro sswe ight ofyour veh icle, the :
R the towingeyecou ldde tach itself
R the vehicle/tra iler comb inationcou ldrol l-
ove r.
The reisaris kof an acc ident.
Wh entow ingortow -sta rtingano therveh i-
cle ,its weight sho uld not begre atertha n
the permi ssible gro sswe ight ofyour veh icle.
Deta ils on the permi ssible gro ssveh iclewe ight
of your veh iclecan befou ndonthe vehicle
id enti ficati on plate (Ypage 297 ).
! Wh
enActiv eBra keAssi st,Activ eDis tance
Assi stDISTR ONICor the HOLD functio nis
acti vated ,the vehiclebra kes automa tically
in certa insitua tions.
To avoid da ma getothe vehicle, de acti vate
the sesystem sin the followi ng orsimil arsit-
ua tio ns:
R wh en tow ingthe vehicle
R in the carwash
! Onl
ysec urethe tow ropeor tow barat the
tow ingeyes. Othe rwise, the vehiclecou ldbe
da ma ged.
! Do
not usethe towingeyefor reco very,
thi scou ldda ma gethe vehicle. Ifin do ubt,
reco verthe vehiclewi th acra ne.
! Wh
entow ing,pu llaw ay slow lyand
smo othly.Ifthe tractiv epo we ris too high,
the vehicles cou ldbe dama ged.
! Do
not tow with sling -typ eeq uipme nt.This
cou ldda ma gethe vehicle.
! Wh
entow ingaway veh icles with KEYL ESS-
GO ,us ethe key instea dof the Star t/Stop
bu tton. Theautoma tictransmi ssion may
othe rwise shi ftto positio n005D when you
op en the driver 'sor fro nt-pa ssenge rdo or,
wh ich cou ldda ma gethe transmi ssion. !
Ma
kesure tha tthe electri cpa rkin gbra ke
is rel eased .If the electri cpa rkin gbra keis
fa ulty, visitaqu alifi ed speci alistwo rksh op.
! Yo
uma ytow thevehiclefor ama xim um
di sta nce of30 miles(50 kilome ters).A tow -
ing spee dof 30 mph (50km/h )mu stnot be
exce eded.
For towingdista nces over30 miles
(50 kilome ters),the entireveh iclemu stbe
ra ised and transp orte d.
! Wh
enyouar etow -sta rtingor tow ing
ano therveh icle, its weight mu stnot exce ed
the maxim um permi ssible gro sswe ight of
yo ur veh icle.
It is be tter tohave the vehicletra nsp orte d
tha nto have ittow edaway.
The automa tictransmi ssion mu stbe inpo si-
tio n005C when the vehicleis be ing tow edaway.
The battery mustbe conne ctedandcharged.
Othe rwise, you:
R canno ttur nthe Sma rtKeyto positio n0048 in
the igniti onlock
R canno tshi ftthe automa tictransmi ssion to
po sitio n005C
Dea ctivate the automa ticlocking feature
be for ethe vehicleis tow ed(Ypage 178 ).Yo u
cou ldothe rwise be locked outwh en pushi ng
or tow ingthe vehicle. In
stal ling /re mov ingthe towingey e
In stal ling the towingey e G
WA
RNING
The exhaust tai lpi pe maybe veryhot. There
is aris kof burns when rem oving the rear
cove r.
Do not touchthe exhaust pipe .Ta ke partic u-
la rcar ewh en rem oving the rearcove r. Tow
ingand tow-starti ng
263Break downass istanc e Z

Count
ry Ra
dio type approval number IC:
2546A-MC34 MA4 Load
ingthevehicle Inst
ruction labels fortires and loads G
WAR
NING
Ove rloade dtir es can over heat ,causi nga
blowout .Ove rloade dtir es can also impair
th est eerin gand drivingchar acteris ticsand
lead tobrak efailur e.Ther eis arisk ofacc i-
den t.
Obse rvetheload rating ofthetir es. The load
rat ing must beatleast halfoftheGAWR of
your vehicle.Nev erover load thetir es by
exc eedin gth emax imum load.
Two instruct ion labels onyour vehicle show
th emax imum possibleload.
(1) TheTire andLoadin gIn for mat ionplacar d
is on theB- pillar onthedriv er'sside. The
Tire andLoadin gIn for mat ionplacar d
shows themax imum permissiblenum ber
of occ upant sand themax imum permissi-
ble vehicle load. Italso contain sdet ails of
th etir esiz es and correspon ding pressures
for tires moun tedatthefac tory.
(2) Thevehicle iden tificat ion plat eis on the
B- pillar onthedriv er'sside. Thevehicle
iden tificat ion plat einf orm syou ofthe
gro ssveh icle weight rating .It is made up
of theveh icle weight ,all veh icle occu-
pant s,thefuel andthecar go. You canalso
fin dinf orm ationabout themax imum gross
axle weight rating onthefro ntand rear
axle.
The maximum grossaxle weight rating is
th emax imum weight that can becar ried
by one axle (front orrear axle) .Nev er
exc eed themax imum loadorthemax i-
mum grossaxle weight rating forthefro nt
or rear axle. 0043
B-pillar ,driv er'sside Ma
xim um permis sible grossvehicle
weight ratin g X
Spe cificat ion formax imum grossveh icle
weight 0043islist ed intheTire andLoadin g
In for mat ionplacar d:"The combinedweight
of occ upant sand cargoshould never
exc eed XXX kilogram sor XXX lbs."
The grossweight ofall veh icle occupant s,load
and luggage mustnotexceed thespec ified
value.
i The
spec ificatio nsshown ontheTire and
Loadin gIn for mat ionplacar din theillust ra-
tio nare exam ples.Themaximum permissi-
ble grossveh icle weight rating isveh icle-
spec ificand may differfro mthat intheillus-
tr atio n.You canfindth evalid maximum per-
miss iblegrossveh icle weight rating foryour
veh icle ontheTire andLoadin gIn for mat ion
placar d. Load
ingthevehicle
279Wheels andtires Z

Numbe
rof seats Ma
xim um num berof seats 0043indicates the
ma xim um num berof occu pants allo we dto
tra vel inthe vehicle. Thisinf orm ation can be
fou ndonthe Tire and Loading Info rma tion
pl aca rd.
i Th
esp eci ficat ions sho wnonthe Tire and
Loa ding Info rma tionplaca rdinthe illu stra -
tio nar eexa mpl es.Th enum berof seats is
veh icle-s pecificand candiffe rfro mthe
de tai lssho wn. Thenum berof seats inyour
veh iclecan befou ndonthe Tire and Load-
ing Info rma tionplaca rd. De
termi ning the correc tlo ad limit
Ste p-by -stepin struc tions Th
efol lowi ng ste pshave been devel oped as
req uired ofallma nuf acturers und erTitle 49,
Co de ofU.S. FederalRe gulatio ns, Part575
pu rsu ant tothe "Nati ona lTra fficand Motor
Ve hicle Safety Act of1966 ".
X Ste p1: Loc ate the stateme nt"The com -
bi ned weight ofoccu pants and cargosho uld
neve rexce edXXX kgorXXX lbs." onyour
veh icle’sTire and Loading Info rma tionplac-
ar d.
X Ste p2: Dete rminethe com bined weight of
the driver and passe nge rstha twi llbe ridi ng
in your veh icle.
X Ste p3: Sub tractthe com bined weight of
the driver and passe nge rsfro mXXX kilo-
gra ms orXXX lbs.
X Ste p4: Theres ulting figu re equalsthe avail-
ab leam ount ofcar goand lugg ageload
cap acity. For exampl e,ifthe "XXX" amount
eq uals1400 lbsand therewillbe five 150-l b
pa sse nge rsinyour veh icle, the amount of av
ailabl e car goand lugg ageload cap acityis
650 lbs(14 00-750 (5x150) =650 lbs).
X Ste p5: Dete rminethe com bined weight of
lu gg ageand cargobeing load ed on the vehi-
cle .Th at we ight ma ynot safel yexce edthe
av ailabl e car goand lugg ageload cap acity
cal culated inste p4. Ex
ampl e:ste ps1to 3
Th efol lowi ng tab lesho wsexa mpl eson howto
cal culate tota land cargoload cap acitieswi th
va rying seati ng conf igur ati ons and num berand
si ze ofoccu pants. Thefol lowi ng exa mpl esuse
a load limi tof 1500 lbs(68 0kg ).Thi sis for
il lus trati onpurpo seson ly.Ma kesure you
ar eus ing the actu alload limi tfor your veh icle
sta ted onyour veh icle'sTire and Loading Info r-
ma tionplaca rd(Y page 279 ).
Th egre aterthe com bined weight ofthe occu -
pa nts, thelowe rthe maxim um lugg ageload .
Ste p1 Ex
ampl e1 Ex
ampl e2 Co
mbi nedmax-
imu mwe ight
of occu pant s
and cargo
(da tafro mthe
Tire andLoad-
in gIn fo rma-
tio npla card) 1500
lbs
(68 0kg ) 1500
lbs
(68 0kg ) 28
0 Lo
adi ng the vehicleWhe elsand tires