2019 MERCEDES-BENZ SL ROADSTER ECU

Modifyi
ngthe programming
(SmartKey) ........................................... 75
MOExte ndedtires.............................. 278
Mountin gwhe els
Lowe ringthevehicl e..... .................317
Mounting anew whee l..... .............. 316
Prepa ringthevehicl e..... ................3 13
Ra ising the vehi cle....... ..................314
Rem oving awhe el....... ................... 316
Securi ngthe vehi cleaga inst roll-
ing away ....... ................................. 314
MP3
Opera tion.......................................196
see also Digita lOpera tor'sMan-
ua l....... ..................... ......................243
Multifun ctiondisplay
Function/notes .............................192
Perma nentdispla y....... ..................199
Multifun ctionstee ring wheel
Opera tingtheon-boa rdcom-
pute r....... ....... ................................191
Overvi ew....... ....... ............................ 34
Multime diasyste m
Switchi ngon and off....... ...............244
Music files
see also Digita lOpera tor'sMan-
ua l....... ..................... ......................243 N
Navigati on
Entering adesti nation .................... 245
Menu (on-boa rdcompu ter)....... ..... 194
see also Digita lOpera tor'sMan-
ua l....... ..................... ......................243
Navigati onmenu
Importa ntsafe tynotes .................. 194
NECK -PROhead restraints
Importa ntsafe tynotes .................... 55
Opera tion......................................... 55
Res etting triggered....... ................... 55
Notes onbreaki ng-inanew vehi-
cl e ....... ................................................ 125 O
Occ upant Classi fication System
(OC S)
Cond itions ....................................... 48
Fau lts....... ........................................ 51
Opera tion......................................... 48
Self-test ...........................................50
Occupant safety
Air bags ...........................................4 5
Auto matic mea sures after an
acci dent <0011001100110011001100110011001100110011001100110011001100110011
001100110011[ <0011001100110011001100110011001100110011001100110011001100110011
001100110011[.....56
Bel twa rning <0011001100110011001100110011001100110011001100110011001100110011
001100110011[ <0011001100110011001100110011001100110011001100110011001100110011
00110011[ 44
Ch ildre nin the vehicle<0011001100110011001100110011001100110011001100110011001100110011
001100110011[ ..57
Imp orta ntsafety note s<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011[ 40
Introd uctiontothe restrai ntsys-
tem <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011[ 40
Occu pant Clas sif ica tion System
(OC S)<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 48
PASSENG ERAIR BAG indicator
la mps <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 41
Pets inthe vehicle<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011[ 59
PR E-SAFE ®
(antici patory occu -
pa nt pro tectio n)<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011[ 55
PR E-SAFE ®
PLU S(antici patory
occu pant pro tectio nPLU S).............. 56
Re stra intsystem warning lamp ........ 41
Sea tbe lt<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 41
OC S
Fau lts<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 51
Ope ration<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 48
Sel f-test <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 50
Odo mete r<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 193
Oi l
see Engine oil
On- board computer
AMG menu <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 202
Assi stance menu <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011[ 197
Aud iomenu <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 195
Co nveni ence subme nu<0011001100110011001100110011001100110011001100110011001100110011
00110011[ 201
Disp laymes sages <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011[ 205
Disp laying aser vice message ........ 270
Facto rysetti ngssubme nu............. 202
Imp orta ntsafety notes <0011001100110011001100110011001100110011001100110011001100110011
00110011[ 190
Instru mentcluster subme nu.......... 199
Lig hting subme nu<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011[ 200
Menu overview <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011[ 193
Mes sage memo ry<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011[ 20514
In
dex

Trunk
partition
Dis play mes sage <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ .....230
Ge nera lnotes <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ ...........92
Insta lling <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ <0011001100110011001100110011001100110011001100110011001100110011
001100110011[93
Ope ning /clo sing <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ .......93
Re mov ing<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ <0011001100110011001100110011001100110011001100110011001100110011
00110011[93
Turn sign als
Dis play mes sage <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ .....217
Swi tchi ngon/o ff<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ ....110
Two -way radio
Freq uencie s<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ ............319
Insta llati on <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ ..............319
Tra nsmi ssion outpu t(ma ximu m).... 319
Type identificatio nplate
see Vehicleidenti ficationplate U
Umb rellahol der <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ ..........250
Un lock ing
Emer gency unlocki ng<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ 81
From inside the vehicle(ce ntral
unl ocki ngbutton) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ ......80
Ups hiftin dic ator (on-b oard com-
pute r,Merc edes-AMG vehic les) ....... 202
US Bdev ices
Co nnecti ngtothe Med iaInter -
fa ce <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[.248 V
Vehic le
Corre ctuse ....... ...............................28
Data acquisition ...............................29
Displ aymessa ge....... ..................... 228
Electronics .....................................319
Equi pment ....................................... 25
Indivi dualsettings .......................... 199
Limi tedWarr anty .............................29
Loadi ng.......................................... 303
Locking (inanemergency) ............... 81
Locking (SmartKey) .......................... 74
Loweri ng........................................ 317
Mai ntenance .................................... 26
Parking foralong perio d.... ............ 149
Pul ling away<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 128
Ra ising <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 314
REAC HRe gulation <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011[ 28
Re por ting problems <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011[ 29Secu
ringfrom rolling away ............ 314
Tow -star ting<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 288
Tow ingaway <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 288
Tra nspo rting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 290
Unlo cking (in an eme rgency) ........... 81
Unlo cking (SmartKey )<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011[ 74
Veh icleda ta <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 326
Vehi cle batte ry
see Batte ry(ve hicle )
Vehi cle data <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 326
Vehi cle dime nsions<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011[ 326
Vehi cle eme rgencylo cki ng ................ 81
Vehi cle ide ntificatio nnumb er
see VIN
Vehi cle ide ntificatio nplate .............. 320
Vehi cle le ve l
Active BodyCo ntrol (ABC)
(e xcep tMer cedes-AM Gveh icles) ..168
Active BodyCo ntrol (ABC)
(Me rced es-AM Gveh icles) .............. 170
Disp laymes sage <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011[ 221
Vehi cle too lkit <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 277
Vide o
Ope ratingthe DVD <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011[ 196
see also Digi talOpe rator'sMan-
ua l<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011[ 243
VIN
Sea t<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 321
Ty pe plate <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 320 W
Warni ngand indic ator lamps
ABS <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 236
Active BrakeAssi st<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011[ 241
Bra keAssi st<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 241
Bra kes <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 235
Ch eck Engine <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 239
Co olant <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 239
Dista ncewarning <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011[ 241
ESP ®
<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 236
ESP ®
OFF <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 237
Fue ltank <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 239
Ge nera lnotes <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011[ 233
Pa rking brake<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011[ 238
PASSENG ERAIR BAG <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011[ 41
Re ser vefue l<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 239
Re stra intsystem <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011[ 238 In
dex
21

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 decree
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) 28
Oper
ating safetyIntr odu ction

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

R
malfu nctions anddefects inimporta ntsys-
tem components, e.g.lights,brakes
R vehicl ereactions andopera tingconditions
in specia ldrivi ngsitua tions, e.g.airbag
depl oyme nt,intervention ofstabi litycontrol
systems
R ambi entconditions, e.g.outsid etempera -
ture
This data isof an exclusi velytechnical nature
and canbeused to:
R assi stinrecognizing andrectifyi ngmalfu nc-
tions anddefects
R anal yzevehicl efunctions, e.g.after anacci-
dent
R optimize vehiclefunctions
The data cannot beused totrace thevehicl e's
movements.
When yourvehicl eis serviced ,technical infor-
mation canberead from theevent datamem-
ory and malfu nction datamemory .
Services include,for exampl e:
R repa irservices
R service processe s
R warra nties
R qua lityassu rance
The vehicl eis read outbyemplo yeesof the
service network (includingthemanufa cturer)
usi ng specia ldia gnostic testers. Moredetailed
informatio nis obtai nedfrom it,ifrequ ired.
After amalfu nction hasbeen rectified ,the
informatio nis dele tedfrom themalfu nction
memory oriscontinual lyoverwri tten.
When operatingthevehicl e,situa tions are
conceivab lein which thistechnical data,in
connection withother informatio n(if neces-
sary ,under consulta tionwith anauthorized
expert), couldbetraced toaperson.
Examples include:
R accide ntreports
R dama getothe vehicl e
R witness statements
Further additional functions thathave been
contractuall yagree dupo nwith thecustomer
all ow certain vehicledata tobe conveyed by
the vehicl eas wel l.The additional functions
includ e,for exampl e,vehicl elocati onincase
of an emergency . COMA
ND/Me rcedesmeconne ct
(Can ada: TELE AID)
If the vehicl eis equ ippe dwith COMAND or
Mercede sme connect, additional dataabout
the vehicl e'sopera tion,theuse ofthe vehicl e
in certain situations, andthelocatio nof the
vehicl eis compil edthrough COMAND orthe
Mercede sme connect system.
For additional informatio n,plea serefer tothe
COMAND UserManua lor Digital Operator's
Manua land/or theMercede sme connect
Terms andCondi tions. Eve
ntdata recorders
USA only:
This vehicl eis equ ippe dwith anevent data
recorder (EDR).Thisvehicl eis equ ippe dwith
an event datarecorder (EDR).Themain pur-
pose ofan EDR isto record, incertain crashor
near crash-li kesitua tions, suchasan air bag
depl oyme ntor hitting aroad obstacl e,data
that willassi stinundersta ndinghowavehi-
cle's systems performed .The EDR isdesi gned
to record datarelated tovehicl edyna mics and
safety systems forashort periodof time, typi-
call y30 seconds orless.
The EDR inthis vehicl eis desi gned torecord
such dataas:
R How varioussystems inyou rvehicl ewere
opera ting
R Whether ornot thedriver andpass enger
safety beltswerebuckle d/fastened
R How far(ifat all)the driver wasdepre ssing
the accele ratorand/or brakepedal;and,
R How fastthevehicl ewas traveli ng
These datacanhelp provid eabetter under-
standing ofthe circumstances inwhich
crashes andinjurie soccur. NOTE:EDRdata
are recorded byyou rvehicl eonly ifanon-triv-
ial crash situationoccurs; nodata arerecor-
ded bythe EDR under normal drivingcondi-
tions andnopersona ldata (e.g.name, gender,
age and crash location)are recorded .How-
ever, other parties,such aslaw enforcement
could combine theEDR data withthetype of
persona llyidentify ingdata routinel yacqu ired
duri ngacrash investiga tion.
Access tothe vehicl eand/or theEDR isnee-
ded toread datathatisrecorded byan EDR,
and specia lequ ipment isrequ ired. Inadd ition 30
Data
storageIntroductio n

pants
comingint ocon tact with parts ofthe
vehicle interior orbeing ejectedfrom thevehi-
cle. Furthermor e,the seat belthelps tokeep
the vehicle occupant inthe best position in
relation tothe airbag.
The seat beltsystem comprises:
R Seat belts
R Emer gencyTension ingDevic esand seat belt
forc elimiters
If the seat beltispulled quickly orsharply by
the seat beltguide, theinert iareel locks.The
belt strap cann otbe extract edany further.
The Emer gencyTension ingDevic etight ensthe
seat beltinan acciden t,pulling thebelt close
against thebody. However itdoes notpull the
vehicle occupant backinthe direct ionofthe
backr est.
The Emer gencyTension ingDevic edoes not
corr ectanincor rectseat position orthe rout-
ing ofan incor rectlyfasten edseat belt.
When triggered,aseat beltforcelimiter helps
to reduce theforc eexert edbythe seat belton
the vehicle occupant.
The seat beltforcelimiters aresynch ronized
with thefron tair bags which absorb partof
the decelerat ionforc e.This canreduce the
forc eexert edon the vehicle occupants during
an acciden t.
! If
the fron t-passenger seatisnot occupied,
do not engage theseat belttongue inthe
buckle onthe fron t-passenger seat.Other -
wise, inthe event ofan acciden tthe Emer -
genc yTension ingDevic eand theside
impact airbag, inaddition toother systems ,
may betrigge redand have tobe replaced.
Impor tantsafet ynotes The
useofseat belts andchild restraint sys-
tems isrequired bylaw in:
R all 50 stat es
R the U.S.terr itories
R the Dist rictofColumbia
R all Canadian provinces
Even where thisisnot required bylaw, allvehi-
cle occ upants shouldcorrectlyfasten their
seat belts before startingthe journ ey. G
WARN
ING
If the seat beltisnot worn correctly,itcan-
not perfor mits intended protective func tion. An
incor rectlyfasten edseat beltcanalso
cause injuries, forexample, inthe event of
an acciden tor when brakin gor chang ing
direct ionabruptly. Thisposes anincr eased
risk ofinjury oreven fatalinjury.
Always ensurethatallvehicle occupants
have theirseatbelts fasten edcorr ectlyand
are sitting properly.
The compon entsof the rest raint system work
in con junc tion with each other.They canonly
deploy theirprote ctive func tion if,at all times,
all vehicle occupants:
R have fasten edtheir seatbelts correctly
(Y page 43)
R have theseat andhead restraint adjusted
properly (Ypage 97) G
WARN
ING
The seat beltdoes notoffer theintended
level ofprote ction ifyou have notmoved the
backr esttoan almost vertical position .
When brakingor inthe event ofan acciden t,
you could slideundern eaththeseat beltand
sustain abdomen ornec kinj uries, forexam-
ple. This poses anincr eased riskofinjury or
even fatalinjury.
Adj ust the seat properly beforebeginning
your journ ey.Always ensurethattheback-
rest isin an almost vertical position andthat
the shoulder sectionofyour seatbeltis
routed across thecenterofyour shoulder. G
WARN
ING
Person sless than 5ft (1.5 0m) tall cann ot
wear theseat beltcorrectlywithout anaddi-
tion aland suitable restraint system. Ifthe
seat beltisnot worn correctly,itcann otper-
form itsintended protective func tion.An
incor rectlyfasten edseat beltcanalso cause
inj uries, forexample, inthe event ofan acci-
dent orwhen brakin gor chang ingdirect ion
abruptly. Thisposes anincr eased riskof
inj ury oreven fatalinjury.
For this reason, alwayssecurepersons
under 5ft (1.5 0m) tall insuitable additional
rest raint systems . 42
Occupant
safetySafet y

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 57)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 48) 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 42).
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
43Safety Z

section
forsecuring objects,luggageorloads
(Y page 249).
Fastening seatbelts Observe
thesafety notesonthe seat belt
(Y page 42)and thenotes oncorrect useof
seat belts (Ypage 43). Basic
illustration
X Adjust theseat (Ypage 97).
The seat backrest mustbeinan almost
upright position.
X Pull theseat beltsmoothly outofseat belt
guide 0087and engage belttongue 0044into
belt buckle 0043.
The seat beltonthe driver’s seatandthe
front -passenger seatmaybetightened auto-
matically ,see "Belt adjustment"
(Y page 44).
X Ifnecessary, pullupon the shoulde rsection
of the seat belttotighten thebelt across
your body.
In order toattach thechild restraint system
securely inthe vehicle, theseat beltonthe
front -passenger seatisequip pedwith aspe-
cial seat beltretractor .Further information on
the "Special seatbeltretractor "(Y page 57).
Releasing seatbelts !
Make
surethattheseat beltisfully rolled
up. Otherwise, theseat beltorbelt tongue
will betrapped inthe door orinthe seat
mechanism. Thiscould damage thedoor,
the door trimpanel andtheseat belt. Dam- aged
seatbelts cannolonger fulfilltheir
protective functionandmust bereplaced.
Visit aqual ified speciali stworkshop.
X Press therelease buttoninthe belt buckle,
hold thebelt tongue firmlyandguide the
belt back.
Seat beltadjustment The
belt adjustment isaconven iencefunction
integrated intoPRE-SA FE®
.With thisfunction,
the driver's andfront -passenger seatbelts are
adjusted tothe upper bodyofthe vehicle
occupant.
The seat beltstrap willslightly tightenif:
R the belt tongue isinserted intothebuckle
and
R the ignition isswitched on
The seat beltadjustment willapply acertain
tightening forceifany slack isdetected
between thevehicle occupant andtheseat
belt. Donot grab holdofthe seat belt.
The belt adjustment canbeswitched onand
off using theon-board computer
(Y page 202).
Belt warning forthe driver andfront
passenger The
0076 seatbeltwarning lampinthe instru-
ment cluster isareminder thatallvehicle
occupants mustweartheirseatbelts. Itmay
light upcont inuously orflash. Inaddition,
there maybeawarning tone.
Regard lessofwhether thedriver's seatbelt
has alread ybeen fastened, the0076 seatbelt
warning lamplights upfor sixseconds each
time theengine isstarted. Ifthe doors are
closed andthedriver's orfront -passenger seat
belt hasnotbeen fastened, the0076 seatbelt
warning lamplights upagai nafter thesixsec-
onds. Assoon asthe driver's andfront -
passenger seatbelts arefastened orafront
door isopened again,the 0076 seatbeltwarn-
ing lamp goesout.
If the driver's seatbeltisnot fastened after
the engine isstarted, anadditional warning
tone willsound. Thewarning toneswitches off
after sixseconds oronce thedriver's seatbelt
is fastened.
If the vehicle's speedexceeds 15mph
(25 km/h) onceandthedriver's andfront - 44
Occ
upant safetySafety