fuel MERCEDES-BENZ SL ROADSTER 2020 Owner's Manual

Protection
againsttheft
ATA (Anti-Theft Alarmsystem) ......... 72
Immobilizer ...... ................................ 72
Protection ofthe environment
General notes..................................2 4
Pulling away
General notes................................ 128
Pulling away(automa tictrans-
mission) ............... .............................. 128 Q
QR code
Mercedes-B enzGuid eApp ................. 1
Rescue card.....................................2 9
Qualified specialist workshop ........... 28 R
RACE START
Act ivating ......... .............................. 168
Act ivation conditions..................... 168
Import antsafety notes.................. 167
RACE START (Mercedes-AMG
vehicles) ............................................. 167
RACE TIMER (on-board computer,
Mercedes-AMG vehicles).................. 205
Rad io
Select ingastation .........................1 97
see Digita lOpera tor'sManu al
Radio mode
see also Digita lOpera tor'sMan-
ua l....... .............. .............................246
Radio-w averece ption/ transmis-
sio nin the vehi cle
Decla rationof conformity ................28
Readin glamp .....................................112
Rear foglamp
Displ aymessa ge....... ..................... 220
Rear lamps
see Ligh ts
Rear viewcamera
Cl eani nginstructio ns....... .............. 278
Displ ayinthe multimedi asys tem ..182
Function/notes .............................181
Switchi ngon/off ........................... 182
Rear window defros ter
Gene ralnotes ................................ 121 Prob
lem(malfunction) ................... 121
Switchi ngon/off ........................... 121
Rear-vie wmirror
Dippi ng(automa tic)....... ................106
Refrig erant(air-conditioningsys-
tem)
Importa ntsafe tynotes .................. 329
Refue ling
Fuel gauge....... ................................ 33
Importa ntsafe tynotes .................. 145
Ref ueling proces s....... ................... 146
see Fuel
Remote control
Progra mming (garage door
opene r)....... ................................... 263
Replac ingbulb s
Gene ralnotes ................................ 113
Reportin gsafety defects....... ............. 29
Resc uecard ......................................... 29
Rese rve(fue ltank)
see Fuel
Rese rvefuel
Displ aymessa ge....... ..................... 224
Warni nglamp ....... .......................... 242
Resi dual heat (climate control) ........122
Restrain tsyste m
Displ aymessa ge....... ..................... 217
Introducti on....... ..............................40
Warni nglamp ....... .......................... 241
Warni nglamp (function) ................... 41
Reve rsegear (selector lever) ....... ....137
Reve rsing feature
Side windows ................................... 87
Trunk lid....... ....................................82
Reve rsinglamps (displa ymes-
sag e)<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011[ <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011[ 220
Roads ideAssistanc e(b reakdo wn).... 26
Rol lbar
Disp laymess age<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011[ ..216
Ope ration<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011[ ...............52
Rol lersun blind<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011[ ..........94
Roo f
Disp laymess age<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011[ ..233
Impo rtant safety notes <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011[ 90
Ope ning/cl osing (with roof
swi tch) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011[ <0011001100110011001100110011001100110011001100110011001100110011
001100110011[91
Ope ning/cl osing (with Smar tKey).... 92 16
In
dex

Activ
eBra keAssi st<0011001100110011001100110011001100110011001100110011001100110011
00110011[ ......244
Bra keAssi st<0011001100110011001100110011001100110011001100110011001100110011
00110011[ <0011001100110011001100110011001100110011001100110011001100110011
0011[ 244
Bra kes <0011001100110011001100110011001100110011001100110011001100110011
00110011[ <0011001100110011001100110011001100110011001100110011001100110011
00110011[.......238
Ch eck Engi ne<0011001100110011001100110011001100110011001100110011001100110011
00110011[ ...............242
Co olant <0011001100110011001100110011001100110011001100110011001100110011
00110011[ <0011001100110011001100110011001100110011001100110011001100110011
00110011[ ......242
Dis tance warning <0011001100110011001100110011001100110011001100110011001100110011
00110011[ .........244
ESP ®
<0011001100110011001100110011001100110011001100110011001100110011
00110011[ <0011001100110011001100110011001100110011001100110011001100110011
00110011[..........239
ESP ®
OFF <0011001100110011001100110011001100110011001100110011001100110011
00110011[ <0011001100110011001100110011001100110011001100110011001100110011
00110011[ ...240
Fue ltank <0011001100110011001100110011001100110011001100110011001100110011
00110011[ <0011001100110011001100110011001100110011001100110011001100110011
00110011[....242
Ge nera lnote s<0011001100110011001100110011001100110011001100110011001100110011
00110011[ ..............236
Pa rking brake<0011001100110011001100110011001100110011001100110011001100110011
00110011[ ..............241
PASSENG ERAIR BAG <0011001100110011001100110011001100110011001100110011001100110011
00110011[ ....41
Re ser vefuel <0011001100110011001100110011001100110011001100110011001100110011
00110011[ <0011001100110011001100110011001100110011001100110011001100110011
0011[ 242
Re stra intsystem <0011001100110011001100110011001100110011001100110011001100110011
00110011[ ..........241
Sea tbe lt<0011001100110011001100110011001100110011001100110011001100110011
00110011[ <0011001100110011001100110011001100110011001100110011001100110011
00110011[....236
SPOR Tha ndl ing mod e<0011001100110011001100110011001100110011001100110011001100110011
001100110011[ 241
Ti re pre ssu remoni tor<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011[ 245
Warni ngtrian gle<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011[ 279
Warranty <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 25
Wash erflu id
Disp laymes sage <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011[ 234
Wea ther display (COMA ND)
see also Digi talOpe rator'sMan-
ua l<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011[ 246
Whe eland tirecombi nati ons
Ti res <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 321
Whe elbo lttig hten ingtorque ........... 320
Whe elcho ck<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 317
Whe els
Ch ang ingawh eel<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011[ 316
Ch ecki ng<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 296
Cl ea ning <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 277
Imp orta ntsafety notes <0011001100110011001100110011001100110011001100110011001100110011
00110011[ 296
Infor mationondriving <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011[ 296
Interch anging/cha nging ................ 316
Mou nting anew wheel<0011001100110011001100110011001100110011001100110011001100110011
001100110011[ 319
Mou nting awh eel<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011[ 316
Ove rview <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 296
Re movi ngawh eel<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011[ 319
Stori ng<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 316
Ti ghte ning torque<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011[ 320
Whe elsize /tire size<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ 321
Win dsc ree n
Ele ctrica lwi nd scre en<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011[ 94
Win dow s
see Sidewi ndow s Win
dshi eld
Defro sting<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 120
Win dshi eld was herfluid
see Windsh ield wa she rsy stem
Win dshi eld was hersystem
Add ingwashe rflu id<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ 271
Imp orta ntsafety notes <0011001100110011001100110011001100110011001100110011001100110011
00110011[ 329
Win dshi eld wi pers
Disp laymes sage <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011[ 234
Pro blem (ma lfunction) <0011001100110011001100110011001100110011001100110011001100110011
001100110011[ 115
Re placi ng the wipe rbl ad es ............ 114
Swi tching on/off<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011[ 113
Win terdrivi ng
Imp orta ntsafety notes <0011001100110011001100110011001100110011001100110011001100110011
00110011[ 298
Sli pp ery roadsu rfa ces <0011001100110011001100110011001100110011001100110011001100110011
001100110011[ 154
Snow chains<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 298
Win terope ratio n
Ove rview <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 298
Win tertire s
M+S tires<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 298
Wipe rbl ades
Cl ea ning <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 277
Imp orta ntsafety notes <0011001100110011001100110011001100110011001100110011001100110011
00110011[ 114
Re placi ng <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 114
Work shop
see Qualifie dspe cialist wo rksho p Z
ZONE function
Swi tching on/off<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011[ 12022
In
dex

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 24
Genuine
Mercedes-Benz partsIntrodu ction

cau
sedea thor seri ousbod ily inju ryifthe
vehi cleisdri ven, thatdefect ormal func-
tion hasbee nsu bject torep airtwo or
more times,and youha ve directl ynotifi ed
Merce des-Benz USA,LLCinwri ting ofthe
need foritsrep air.
(2) thesam esu bsta ntialdef ect ormal func-
tion ofaless seri ousnatu rethan categ ory
(1) hasbee nsu bject torep airfou ror more
time sand youha ve directl ynotifi ed
Merce des-Benz inwri ting ofthe need for
its rep air.
(3) thevehi cleisou tof serv icebyrea son of
rep airof the sam eor differe ntsubsta ntial
def ects ormal functi onsforacumu lative
total ofmore than30calenda rda ys.
Ple ase send your wri tten notice to:
Merce des-Benz USA,LLC
Cu stome rAssi stance Center
One Merce des-Benz Drive
Sand ySpri ngs, GA30328 Main
tenance
The Servi ceand Warranty Bookl etdes crib esall
the neces sarymai ntenance workwhi chsho uld
be done atregu larinterv als.
Alw aysha ve the Servi ceand Warranty Bookl et
wi th youwhe nyo ubri ng the vehi cletoan
au thori zedMerce des-Benz Center. Theservice
ad vis orwillrecor deve ryserv iceforyouin the
Servi ceand Warranty Bookl et. Roads
ideAssis tanc e
The Merce des-Benz Roadsid eAssi stance Pro-
gra moffe rstechni calhelpin the eventofa
bre akd own.Ca lls to the toll-free Roadsid e
Assi stance Hotlineare answ eredby ourag ents
24 hou rsada y,365 days aye ar.
1-8 00-FOR-MERC edes(1-8 00-367 -6372)
(U SA )
1-8 00-387 -0100(Canada)
For additiona linfo rma tion, referto the
Merce des-Benz Roadsid eAssi stance Program
bro chu re(USA) orthe "Roa dsi de Assi stance "
secti oninthe Servi ceand Warranty boo klet
(C ana da).You willfind both inyour vehi clelit-
era ture portfoli o. Chan
geofaddress orchan geofow n-
ersh ip
In the eventofacha nge ofaddre ss, plea se
send usthe "Notificati onofAddr essChange "
in the Servi ceand Guara ntee booklet orsim ply
cal lthe Merce des-Benz Custome rAssi stance
Ce nter (USA) atthe hotlinenumb er
1-800-FOR -MERCedes(1-800-367 -6372)or
Cu stom erServ iceCenter (Cana da)at
1-800-38 7-0100.Thi swi llas sist us inconta ct-
ing youin atime lymanne rsho uld the need
ari se.
If yo usel lyo ur Mer cedes,plea se leave the
enti relitera ture inthe vehicleso tha tit is
ava ilab leto the next owner.
If yo uha ve purcha sedaus ed car ,pl ea se send
us the "Noti fica tionof Use dCa rPu rcha se"in
the Serv iceand Guara ntee bookletor simpl y
cal lthe Mer cedes-Be nzCustom erAssi stance
Ce nter (USA)atthe hotlinenum ber
1-800-FO R-MERC edes(1-80 0-367-63 72)or
Cu stom erServ ice(Cana da)at
1-800-38 7-0100. Vehi
cle ope ratio nouts idethe USA
and Canada
Whe nyo uare abroa dwi th your veh icle,
obs erve thefollowi ng points:
R Serv icefaciliti es orrep laceme ntparts may
not berea dily ava ilab le.
R Lea d-fre efue lfor veh icles with acata lytic
conve rtermay notbeava ilab le.Lea dedfue l
can causedamag eto the cata lytic con-
verte r.
R The fuelmay have aconsi derab lylowe r
octa nenum ber.Unsu itable fue lcan cause
engi nedamag e.
Some Mercedes-Be nzmod elsare availab lefor
de livery inEuro pethro ughou rEuro pean Del iv-
ery Program.For detai ls,consu ltan author ized
Mer cedes-Be nzCenter orwri teto one ofthe
fol lowi ng addre sse s.
In the USA
Mer cedes-Be nzUSA, LLC
Euro pean Del iveryDep artm ent
One Mercedes-Be nzDriv e
Sand ySpri ngs, GA30328
In Can ada
Mer cedes-Be nzCanad a,Inc. 26
Se
rvic eand vehic leope ratio nIntroduc tion

Problems
withyour vehicle
If you should experience aproblem withyour
vehicle, particularly onethat youbelieve may
affect itssafe operation, weurge youtocon-
tact anauthorized Mercedes-B enzCenter
immediately tohave theproblem diagnosed
and rectified. Ifthe problem isnot resolved to
your satisfaction ,please discuss theproblem
again withanauthorized Mercedes-B enzCen-
ter or,ifnecessary, contactusatone ofthe
following addresses.
In the USA
Mercedes-B enzUSA, LLC
Customer AssistanceCenter
One Mercedes-B enzDrive
Sandy Springs, GA30328
In Canada
Mercedes-B enzCanada, Inc.
Customer RelationsDepartmen t
98 Vanderhoof Avenue
Toront o,Ontario M4G4C9 Report
ingsafety defects
USA only:
The following textispublished asrequired of
manufacturers underTitle49,Code ofU.S.
Federal Regulations, Part575pursuant tothe
"National TrafficandMotor Vehicle SafetyAct
of 1966".
If you believe thatyour vehicle hasadefect
which couldcause acrash orcould cause
injury ordeath, youshould immediately inform
the National Highway TrafficSafety Adminis-
tration (NHTSA )in addition tonotifying
Mercedes-B enzUSA, LLC.
If NHTSA receives similarcomplaints, itmay
open aninvestigation ,and ifit finds thata
safety defect existsinagroup ofvehicles, it
may order arecall andremedy campaign.
However, NHTSAcannotbecome involved in
individual problemsbetweenyou,your dealer,
or Mercedes-B enzUSA, LLC.
To cont actNHTSA ,you may calltheVehicle
Safety Hotline toll-free at
1-88 8-327-4236(TTY: 1-800-424-91 53);go to
htt <0053001D00120012005A005A005A001100560044004900480055004600440055
0011> gov;or write to:
Administ rator,NHTSA ,400 Sevent hStr eet,
SW., Washington, DC20590 . You
canalso obtain otherinformation about
motor vehicle safetyfrom
htt <0053001D00120012005A005A005A001100560044004900480055004600440055
0011> gov Limited
Warrant y
! Observe
thenotes inthis Operator's Man-
ual regarding thecorrect operation ofyour
vehicle andpossible damagetothe vehicle.
Damage tothe vehicle whichiscaused by
violation ofthese notes isnot covered by
the Mercedes-B enzimplied warranty orthe
new orused-vehicle warranty. QR
code forrescue card
The QRcodes aresecured inthe fuel filler flap
and onthe opposite sideonthe B-pillar. Inthe
event ofan accident, rescueservices canuse
the QRcode toquickly findtheappropriate
rescue cardforyour vehicle. Thecurrent res-
cue card contains themost important informa-
tion about yourvehicle inacompact form,e.g.
the routing ofthe electric cables.
You canfind more information athttp: //
<005A005A005A0011005000480055004600480047004800560010004500480051
005D[ .de/qr-code. Data
storage Data
storage
A wide range ofelectron iccomponen tsinyour
vehicle containdata memories.
These datamemories temporarily orperma-
nent lystore technicalinformation about:
R the vehicle's operating state
R incident s
R malfunction s
In general, thistechn icalinformation docu-
ment sthe state ofacomponen t,amodule, a
system orthe surroundings.
These include, forexample:
R operating conditionsof system componen ts.
For example, fluidlevels
R the vehicle's statusmessages andthose of
its individual componen ts,e.g. number of
wheel <0055004800590052004F00580057004C00520051005600120056005300480048
0047000F[ decelerationin
movement ,lateral acceleration, accelerator
pedal position Data
storage
29Introdu ction Z

Inst
rumen tclus ter Funct
ion Pag
e 0043
Sp
eedo meterwit hseg -
men ts 19
2 Warn
ingand indicat or
lamp s: El
ec tric park ingbrak e(re d) 24
1 0049
USAon ly 0024
Canad aon ly 0024
Elec tric park ingbrak e
(yello w) 24
1 00BA
Distanc ewarn ing 24
4 00BB
ESP®
OF F 23
9 0025
ABS 23
9 Br
ake s(re d) 23
8 0027
USAon ly 004D
Canad aon ly 0058
Low-beam headlamps 11
0 0060
Parkinglamp s 11
0 0057
High-beam headlamps 11
0 00E5
ESP® 23
9 0044
003E003D
Turnsignals 11
0 0087
Mult
ifunction disp lay 19
4 0085
Tac
hom eter 19
2 Funct
ion Pag
e Warn
ingand indicat or
lamp s: 0074
SPORT handlingmod e
in Mer cedes- AMGveh icles 24
1 005E
Thisindicat orlamp
has nofun ction 005A
Thisindicat orlamp
has nofun ction 00B9
CheckEn gin e 24
2 0077
Tirepre ssur emon itor 24
5 0075
Restraintsyst em 41
00E9
Seat belt s 23
6 0083
Coolan
tte mpe rature gage 19
3 Warn
ingand indicat or
lamp s: 00AC
Coolan t 24
2 0084
Fue
llev elind icat or Warn
ingand indicat or
lamp s: 00B6
Reservefuel levelwit h
fuel filler flap location indi-
cat or(rig ht) 24
2 006B
In
st rum entclus terligh ting 19
2 In
for mat ionondisp layin gth eout side tempe ra-
tur ein themult ifunction disp laycan befoun d und
er"Out side tempe rature disp lay"
(Y page 192). Inst
rume ntclust er
33Ataglan ce

R
setting amore favorable seatposition for
the front -passenger seat.
R vehicles withamulticontour seat:increasing
the airpressure inthe side bolsters ofthe
seat backrest.
! Make
surethatthere arenoobjects inthe
footwell orbehind theseats. Thereisadan-
ger that theseats and/or objects couldbe
damaged whenPRE-SA FE®
is activated.
Should anaccident notoccur, thepreventative
measures takenarereversed. Certainsettings
must bemade yoursel f.
X Ifthe seat beltpre-tensionin gis not
reduced, movetheseat backrest back
slightly.
Seat beltpre-tensionin gis released . PRE-SAFE
®
PLUS (anticipatory occu-
pant protection systemPLUS)
Introduction PRE-SA
FE®
PLUS isonly available invehicles
with theDriving Assistance package.
Using theradar sensor system, PRE-SAFE®
PLUS isable todetect thatahead-on orrear-
end collision isimminent. Incertain hazardous
situations, PRE-SAFE®
PLUS takes pre-emptive
measures toprotect thevehicle occupants.
Importa ntsafety notes The
intervent ionofPRE-SA FE®
PLUS cannot
prevent animminent collision.
The driver isnot warned abouttheintervent ion
of PRE-SA FE®
PLUS.
PRE-SA FE®
PLUS doesnotintervene ifthe
vehicle isbacking up.
When driving, orwhen parking orexiting a
parking spaceusingActive Parking Assist,
PRE-SA FE®
PLUS willnotapply thebrakes.
Function PRE-SA
FE®
PLUS intervenes incertain situa-
tions ifthe radar sensor system detects an
imminent head-onorrear-end collision. PRE-SA
FE®
PLUS takes thefollowi ngmeas-
ures depending onthe hazardous situation
detected:
R ifthe radar sensor system detects thata
head-on collision isimminent, theseat belts
are pre-tensioned.
R ifthe radar sensor system detects thata
rear-end collisionisimminent:
- the brake pressure isincreased ifthe
driver appliesthe brakes whenthevehicle
is stationary.
- the seat belts arepre-tensioned.
The PRE-SA FE®
PLUS braking application is
canceled:
R ifthe accelerator pedalisdepressed whena
gear isengaged
R ifthe risk ofacollision passesorisno lon-
ger detected
R ifAct ive Distance AssistDISTRONIC indi-
cates anintent iontointervene
If the hazardous situationpasseswithout
resulting inan accident, theoriginal settings
are restored. Automatic
measuresafteranacci-
dent
Immediately afteranaccident, thefollowi ng
measures areimplemented, dependingonthe
type andseverity ofthe impact:
R the hazard warning lampsareswitched on
R the emergency lightingisactivated
R the vehicle doorsareunlocked
R the front sidewindows arelowered
R the electrically adjustablesteeringwheelis
raised whenthedriver's doorisopened
R the engine isswitched offand thefuel sup-
ply iscut off
R vehicles withMercedes meconn ect:auto-
matic emergency call 56
Occ
upant safetySafety

Smar
tKey Import
antsafety notes G
WARNING
If children areleft unsupervised inthe vehi-
cle, they could:
R operate thevehicle's equipment
Additionally, childrencouldsetthe vehicle in
motion if,for example, they:
R release theparking brake
R shift theautomatic transmissionoutof
park position 005D
R start theengine
There isarisk ofan accident andinjury.
Never leavechildren oranimals unattended
in the vehicle.
When leaving thevehicle, alwaystake the
SmartK eywith youand lock thevehicle. This
also applie sfor the Digital Vehicle Keyifthe
"Digital Vehicle Key"functionisactivated via
Mercedes meconn ect. G
WARNING
If you attach heavyorlarge object sto the
SmartK ey,the SmartK eycould beuninten -
tionally turnedinthe ignition lock.This
could cause theengine tobe switched off.
There isarisk ofan accident.
Do not attach anyheavy orlarge object sto
the SmartK ey.Remove anybulky keyrings
before insertin gthe SmartK eyinto theigni-
tion lock.
! Keep
theSmartK eyaway fromstrongmag-
netic fields. Otherwise, theremote control
funct ioncould beaffected.
Str ong magnetic fieldscanoccur inthe
vicinity ofpowerful electrical installations.
Do not keep theSmartK ey:
R with electron icdevices, e.g.amobile phone
or another SmartKey
R with metallic objects,e.g. coins ormetal foil
R inside metallic objects,e.g. ametal case
This canaffect thefunct ionality ofthe
SmartK ey. Smar
tKeyfunctions 0043
0037 Locks thevehicle
0044 0054 Opens/c losesthetrunk lid
0087 0036 Unlock sthe vehicle
X To unlock centrally: pressthe0036 but-
ton.
If you donot open thevehicle withinapprox-
imately 40seconds ofunlocking:
R the vehicle islocked again.
R anti-t heftprotect ionisreactivated
X To lock centrally: pressthe0037 button.
The SmartK eycent rally locks/un locks:
R the doors
R the trunk lid
R the glove compartmen t
R the stowage compartmen tunder thearm-
rest
R the stowage compartmen tin the rear
R the fuel filler flap
The turn signals flashonce when unlocking
and three times whenlocking.
You canalso setanaudib lesignal toconfirm
that thevehicle hasbeen locked. Theaudib le
signal canbeactivated anddeactivated using
the on-board computer (Ypage 203).
When itis dark, thesurround lightingalso
comes onifit is activated inthe on-board
computer (Ypage 202). KEY
LESS-GO
General notes Bear
inmind thattheengine canbestarted by
any ofthe vehicle occupants ifthere isaKEY-
LES S-GO keyinthe vehicle (Ypage 128). 74
Smar
tKeyOpening andclosing

Locking/u
nlockingcentr ally You
canstart ,loc kor unlo cktheveh icle usin g
KE YLE SS-GO .To do this, you onlynee dcar ry
th eSm artKey with you.Youcancom bine the
fun ction sof KE YLE SS-GO with those ofacon -
ven tional SmartKey. Unloc kth eveh icle by
usin gKE YLE SS-GO ,for instan ce, and lockit
usin gth e0037 buttonontheSm artKey.
The driver'sdoor andthedoor atwhic hth e
han dleisused, mustbothbe closed. The
Sm artKey must beouts idetheveh icle.When
loc kin gor unlo cking with KEYLE SS-GO ,th e
dist ancebet ween thekey and thecor respon d-
ing door handlemust notbegreat erthan 3ft
(1 m).
A che ckwhic hperio dicall yest ablishe sa radio
con nectionbet ween theveh icle and the
Sm artKey determ ineswhet heravalid Smart-
Key isin theveh icle.This occurs, forexam ple:
R when start ing theeng ine
R while driving
R when usingHA ND S-FRE EACCE SS
R when theext ern aldoor handles aretouche d X
To unlock thevehicl e:touch theinn ersur-
fac eof thedoor handle.
X To lock thevehicl e:touch sensor sur-
fac e0043 or0044.
Mak esure that you donot touch theinn er
surf ace ofthedoor handle.
X Convenien ceclosing feature: touch
rec esse dsen sor surf ace 0044for anext end ed
perio d.
Fur ther inform ationon thecon venience
clo singfeat ure (Ypage 89). Deact
ivatingand activat ing If
you donot intend touse aSm artKey foran
ext end edperio dof tim e,you can deac tivate
th eKE YLE SS-GO function ofthekey. The
Sm artKey willthen use verylitt lepower ,
th ereb ycon servingbatt erypower .For thepur-
poses ofact ivat ion/de activat ion,th eveh icle
must notbenear by.
X To dea ctiv ate: pres sth e0037 buttonon
th eSm artKey twicein rapid successio n.
The batterychecklamp (Ypage 77)of the
Sm artKey flash estwic ebrief lyand light sup
onc e,then KEYLE SS-GO isdeac tivated .
X To act ivat e:pres sany buttonontheSm art-
Key.
or X Inser tth eSm artKey intoth eign itio nloc k.
KE YLE SS-GO andallofits assoc iatedfea-
tur es are available again. Cha
nging thesett ings ofthelocking
syst em
You canchan getheset tings oftheloc kin g
syst em. This mean sonl yth edriv er'sdoor ,th e
lock able stowage compartmen tsintheveh icle
int erio rand thefuel filler flapareunlo cked
when theveh icle isunlo cked. This isusef ulif
you frequen tlytravel alone.
X To cha nge thesett ing: pressand hold
down the0036 and0037 buttons simult ane-
ously forabout sixsec ond sunt ilth ebatt ery
indi catorlamp (Ypage 77)flash estwic e.
If th eset tingof theloc kin gsyst emischan ged
with inthesign alran geoftheveh icle,pres sing
th e0037 or0036 button:
R lock sor
R unlo cksth eveh icle
The SmartKey now function sas follo ws:
X To unlock :pres sth e0036 buttononc e.
X To unlock centrally:pres sth e0036 button
twic e.
X To lock centr ally:pres sth e0037 button. Sm
artKey
75Openingand closing Z

Never
leavechildren oranimal sunattended
in the vehicle.
When leavingthe vehicle, always take the
SmartKey withyouand lock thevehicle. This
also appliesforthe Digital Vehicle Keyifthe
"Digital Vehicle Key"function isactivated via
Mercedes meconnect . Unlo
cking andopeni ngdoors from
the inside
! The
side window swil lnot open/close if
the battery isdischarge dor ifthe side win-
dows haveicedup.Itwil lthen notbepossi-
ble toclose thedoor. Donot attempt to
force thedoor closed. Youcould otherwise
dama gethe door orthe side window .
You canopen adoor from inside thevehicle
even ifit has been locked.
If the vehicle haspreviou slybeen locked from
the outside ,opening adoor from theinside
wil ltrigger theanti-theft alarm system. Switch
off the alarm (Ypage 72). X
Pull door handle 0044.
If the door islocked, lockingknob0043pops
up. The door isunlocked andcanbe
opened.
When adoor isopened, theside window on
that side opens slightly .When thedoor is
closed, theside window closesagain. Cen
trally locking andunloc kingthe
vehic lefrom theinside
You cancentrally lockorunlock thevehicle
from theinside. Forexample ,you can unlock the
front- passe ngerdoor from theinside or
lock thevehicle beforeyoupullawa y. X
To unloc k:press button 0043.
X To loc k:press button 0044.
If the front- passe ngerdoor isclosed, the
vehicle locks.
The central locking buttondoesnotlock or
unlock thefuel fillerflap orthe stowage com-
partments, suchasthe glove box.
You cannot unlockthevehicle centrally from
the inside ifthe vehicle hasbeen locked with
the SmartKey orKEYLESS- GO.
You canopen adoor from inside thevehicle
even ifit has been locked.
If alocked doorisopened fromtheinside, the
previou sunlock statusofthe vehicle willbe
taken intoconsideration if:
R the vehicle waslocked usingthelocking
button forthe central locking, or
R ifthe vehicle waslocked automa tically
The vehicle willbe fullyunlocked ifit had pre-
viousl ybeen fullyunlocked. Ifonly thedriver's
door hadbeen previou slyunlocked, onlythe
door which hasbeen opened fromtheinside is
unlocked. 80
Do
orsOpeni ngand closi ng