2020 MERCEDES-BENZ SL ROADSTER ECU

PRE-S
AFE®
PLUS (anticipat ory
occupant protectionPLUS) .............. 56
Rear viewcamera .......................... 181
Message memory(on-board com-
put er).................................................. 207
Messages
see Display messages
Mirr ors
see Exterior mirrors
Mobile phone
Connec ting(Bluetooth ®
inter -
face) ............... ...............................2 49
Frequ encies ................................... 322
Install ation....... ..............................322
Menu (on-boa rdcompu ter)....... ..... 198
Transmi ssionoutp ut(ma ximum ).... 322
Modify ingthe programming
(SmartKe y)....... ....................................75
MOExte ndedtires.............................. 281
Mountin gwhe els
Lowe ringthevehicl e..... .................320
Mounting anew whee l..... .............. 319
Prepa ringthevehicl e..... ................3 16
Ra ising the vehi cle....... ..................317
Rem oving awhe el....... ................... 319
Securi ngthe vehi cleaga inst roll-
ing away ....... ................................. 317
MP3
Opera tion.......................................198
see also Digita lOpera tor'sMan-
ua l....... ...........................................246
Multifun ctiondisplay
Function/notes .............................194
Perma nentdispla y....... ..................201
Multifun ctionstee ring wheel
Opera tingtheon-boa rdcom-
pute r....... .............. .........................193
Overvi ew....... ................................... 34
Multime diasyste m
Switchi ngon and off....... ...............247
Music files
see also Digita lOpera tor'sMan-
ua l....... .............. .............................246 N
Navigati on
Entering adesti nation .................... 248 Menu
(on-boa rdcompu ter)....... ..... 196
see also Digita lOpera tor'sMan-
ua l....... ...........................................246
Navigati onmenu
Importa ntsafe tynotes .................. 196
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> 195
Oi l
see Engine oil 14
In
dex

Important
safetynotes.................... 81
Locking separately ........................... 86
Opening/closi ng(au tomaticall y
from inside ).... .................................. 85
Opening/closi ng(au tomaticall y
from outsid e).... ............................... 83
Opening/closi ng(from outsid e,
HANDS -FREEACCESS) .................... 84
Opening/closi ng(manua llyfrom
outsid e).... ........................................ 82
Overview .......................................... 81
Powe rclosing .................................. 81
Trunk lid
Displa ymessag e<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011[ 233
Ope ning dimens ions <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011[ 330
Trunk partition
Disp laymes sage <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011[ 233
Ge nera lnotes <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 92
Insta lling <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 93
Ope ning/ closing <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011[ 93
Re movi ng<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 93
Turn sign als
Disp laymes sage <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011[ 220
Swi tching on/off<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011[ 110
Two -wayradio
Freq uencie s<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 322
Insta llati on <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 322
Tra nsmi ssion outpu t(ma ximu m).... 322
Type identificatio nplate
see Vehicleidentif ication plate U
Umbre lla hol der <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 253
Un locki ng
Emerg encyunlocki ng<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ 81
From insidethe vehicle(ce ntral
unl ocki ngbutton) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011[ 80
Ups hiftin dic ator (on-b oard com-
puter, Mercedes-AMG vehic les) ....... 205
USB devices
Co nnecting tothe Med iaInter-
face <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 251V
Vehi cle
Co rrect use<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 28
Data acquisiti on <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011[ 29Disp
laymes sage <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011[ 231
Ele ctroni cs<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 322
Equ ipment <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 25
Indi vidualsetti ngs<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011[ 201
Lim itedWa rranty <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011[ 29
Loa ding <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 306
Locki ng(in an eme rgency) ............... 81
Locki ng(Sma rtKey )<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011[ 74
Low ering <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 320
Ma inte nance <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 26
Pa rking foralong perio d................ 150
Pu lling away <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 128
Ra ising <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 317
Re por ting problems <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011[ 29
Secu ringfrom rolling away ............ 317
Tow -star ting<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 291
Tow ingaway <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 291
Tra nspo rting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 293
Unlo cking (in an eme rgency) ........... 81
Unlo cking (SmartKey )<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011[ 74
Veh icleda ta <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 330
Vehi cle batte ry
see Batte ry(ve hicle )
Vehi cle data <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 330
Vehi cle dime nsions<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011[ 330
Vehi cle eme rgencylo cki ng ................ 81
Vehi cle ide ntificatio nnumb er
see VIN
Vehi cle ide ntificatio nplate .............. 323
Vehi cle le ve l
Active BodyCo ntrol (ABC)
(e xcep tMer cedes-AM Gveh icles) ..170
Active BodyCo ntrol (ABC)
(Me rced es-AM Gveh icles) .............. 172
Disp laymes sage <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011[ 224
Vehi cle too lkit <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 280
Vide o
Ope ratingthe DVD <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011[ 198
see also Digi talOpe rator'sMan-
ua l<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011[ 246
VIN
Sea t<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 324
Ty pe plate <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 323 W
Warni ngand indic ator lamps
ABS <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 239 In
dex
21

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

the
vehicleoccu pant inthe best po sitio nin
rel ation tothe airba g.
The seat beltsy ste mcomp rises:
R Sea tbe lts
R Emer gency Tensi oni ng Devi cesand seat belt
for ce limi ters
If the seat beltis pu lled quickl yor sha rplyby
the seat beltgu ide, the inertia reello cks. The
be ltstra pcann otbe extra ctedanyfurthe r.
The Emer gency Tensi oni ng Devi cetighte nsthe
se at beltin an acc ident, pulling the beltclo se
ag ainst the body.How everit do es not pullthe
veh icleoccu pant back inthe directi onofthe
ba ckre st.
The Emer gency Tensi oni ng Devi cedoes not
corr ectaninco rrectseat positio nor the rout-
ing ofan inco rrectly faste ned seat belt.
Wh entrig gered ,a se at beltfor ce limi ter helps
to red uce theforce exe rted bythe seat belton
the vehicleoccu pant.
The seat beltfor ce limi ters aresy nchro nized
wi th the frontairba gs which absor bpa rtof
the decel era tionfor ce. Thiscan reduce the
for ce exe rted onthe vehicleoccu pants durin g
an acc ident.
! If
the front-pa ssenge rse at isnot occu pied ,
do not engagethe seat belttong ueinthe
bu ckle onthe front-pa ssenge rse at. Othe r-
wi se ,in the eventofan acc ident theEmer -
ge ncy Tensi oni ng Devi ceand theside
im pact airba g,in ad ditio nto othe rsy ste ms,
ma ybe trig gered and have tobe rep laced .
Impo rtant safety notes The
useof seat belts and childres traint sys-
tems isreq uired bylaw in:
R all50 states
R the U.S. territories
R the Distric tof Co lumbi a
R allCa nad ian pro vinces
Even where thisis not required bylaw, allveh i-
cle occu pants should corr ectlyfa ste nthe ir
se at belts befor esta rtin gthe journey . G
WA
RNING
If the seat beltis not worncorr ectly,itcan-
not perfo rm itsinte ndedpro tecti vefunctio n.
An inco rrectly faste ned seat beltcan also
cau seinju ries,for exa mpl e,inthe eventof an
acc ident orwh en bra king orcha nging
di rec tionab ruptl y.Th ispo sesan incr eased
ris kof inju ryor eve nfa tal inju ry.
Alw aysens uretha tal lveh icleoccu pants
ha ve the irse at belts faste ned correctlyand
ar esitting properly.
The comp onentparts ofthe restraint syste m
wo rkinconju nctionwi th each othe r.Th ey can
onl yde ploy the irpro tecti vefunctio nif, at all
tim es,al lveh icleoccu pants:
R ha ve faste ned theirse at belts corr ectly
(Y page 43)
R ha ve the seat and head res traint adjus ted
pro perly (Ypage 97) G
WA
RNING
The seat beltdo es not offerthe intended
le vel ofpro tecti onifyo uha ve not mov edthe
ba ckre stto an almos tver tica lpo sitio n.
Wh enbra king orinthe eventofan acc ident,
yo ucou ldslid e und erne aththe seat beltand
su sta inab do men orneck injuries,for exa m-
pl e. Thispo sesan incr easedris kof inju ryor
eve nfa tal inju ry.
Adju stthe seat pro perly befor ebe ginning
yo ur jou rney .Alw aysens uretha tthe back-
res tis in an almos tver tica lpo sitio nand that
the shoulde rse ctio nof your seat beltis
rou ted across thecente rof your sho ulde r. G
WA
RNING
Pe rso nsless tha n5 ft (1.5 0m) tallcann ot
we arthe seat beltcorr ectlywi thou tan addi-
tio nal and suita ble res traint syste m. Ifthe
se at beltis not worncorr ectly,itcann otper-
for mits inte ndedpro tecti vefunctio n.An
inco rrectly faste ned seat beltcan also cau se
inju ries,for exa mpl e,inthe eventofan acc i-
de nt or wh en bra king orcha nging directi on
ab ruptl y.Thi spo sesan incr easedris kof
inju ryor eve nfa tal inju ry.
For thisrea son ,al wa yssecur epe rso ns
und er5ft (1.5 0m) tallin suita ble ad ditio nal
res traint syste ms. 42
Oc
cupant safetySafe ty

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
Seat belts maynotbeable toperf orm their
prot ective func tion inthe followin gsitua-
tion s,in part icular:
R The seat beltisdamaged, modified,
ext reme lydirt y,bleache dor dyed
R The seat beltbuck leisdamaged or
ext reme lydirt y
R Modific ationshave been performe don the
Em ergen cyTens ionin gDev ice, belt
anc horage oriner tiareel
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 ornot
func tion asintended .This poses an
inc reased riskofinjury oreven fatalinj ury.
Never modifythe seat belts ,Em ergen cyTen-
sion ingDev ices, beltanchorage sor iner tia
reels. Make surethattheseat belts are
undamage d,not worn outand clean .Have
the seat belts checkedimmed iatelyata
qualified specialist workshop afteran acc i-
dent .
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 252).
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
seat-belt adjustment isan integral partof
the PRE-SA FE®
conven iencefunction. This
function adjuststhedriver's andfront -
passenger seatbelttothe upper bodyofthe
vehicle occupants.
The belt strap istightened slightlywhen:
R the belt tongue isengaged inthe buckle and
R the ignition isswitched on
The seat-belt adjustment willapply acertain
retraction forceifany slack isdetected
between thevehicle occupant andtheseat
belt. Donot hold ontothe seat belttightly
while itis adjusting.
You canswitch theseat-belt adjustment on
and offinthe on-board computer
(Y page 204).
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

passenger
seatbelts arenot fasten ed,awarn-
ing tonesounds. Awarning tonealso sounds
with increasing intensit yfor 60secon dsor
until thedriver orfron tpassenger havefas-
ten edtheir seatbelts.
If the driver orfron tpassenger unfastentheir
seat belts during thejourn ey,the seat belt
warning isactiv ated again. Air
bags
Introd uction The
installation pointofan airbag canberec-
ogniz edbythe AIRB AGmarkin g.
An airbag complem entsthe corr ectlyfasten ed
seat belt. Itis no substit uteforthe seat belt.
When deployed, anairbag canincrease the
prote ction provided forthe respect ivevehicle
occ upant.
Not allairbags aredeployed inan acciden t.
The various airbags workindepen dentlyof
each other (Ypage 53).
However ,no system available todaycancom-
pletely eliminate injuries andfatalities .
It is also notpossible torule outarisk ofinjury
caused byan airbag duetothe high speed at
which theairbag mustbedeployed.
Impor tantsafet ynotes G
WARN
ING
If the fron tpassenger airbag hasbeen acti-
vated, achild onthe fron tpassenger seat
may behit bythe fron tpassenger airbag in
the event ofan acciden t.There isarisk of
inj ury orfatal injury.
NEV ERuse arearward-f acingchildrestraint
system onaseat prote cted byan ACTIVE
FRONT AIRBAG;DEATH orSERIOUS INJURY
to the CHILD canoccur.
When installing achild restraint system onthe
fron tpassenger seatobserve thevehicle- spe-
cific notes(Y page 59).Youmust observe
the noteson rearward andforward- facingchild
rest raint systems onthe fron t-passenger seat. G
WARN
ING
If you deviate fromthecorr ectseat position ,
the airbag cann otperfor mits intended pro- tec
tive func tion anddeployment mayeven
cause furtherinjuries. Thisposes an
incr eased riskofinjury oreven fatalinjury.
To avoid anyrisks ,each vehicle occupant
must always makesureofthe following:
R Faste nthe seat beltcorrectly.Inthe case
of pregnan twomen inpartic ular,make
sure thatthelapbelt isnever routed
across thestom achorabdomen.
R Adopt thecorr ectseat position andkeep
as far away aspossible fromtheairbags.
R Observe thefollowing notes.
Always makesurethatthereare noobjec ts
between theairbag and vehicle occupant.
All vehicle occupants mustobserve thefollow-
ing notestoavoid risksposed bythe airbag
when itdeploys.
R Adj ust the seats properly beforebeginning
your journ ey.Always makesurethatthe
seat isin an almost upright position .The
cen terofthe head restraint must support
the head atabout eyelevel.
R Move thedriver' sand front-passenger seats
as far back aspossible. Thedriver' sseat
position mustallow thevehicle tobe driven
safely.
R Only holdthesteer ingwheel onthe outside.
This allows theairbag tobe fully deployed.
R Always leanagainst thebackr estwhile driv-
ing. Donot lean forward orlean against the
door orside window. Youmay other wisebe
in the deployment areaofthe airbags.
R Always keepyourfeetinthe foot well in
fron tof the seat. Donot putyour feetonthe
dashboard, forexample. Yourfeetmay oth-
erwise beinthe deployment areaofthe air
bag.
R For this reason, alwayssecurepersonsless
than 5ft (1.5 0m) tall insuitable restraint
systems .Up tothis height, theseat belt
cann otbe worn correctly.
If achild istraveling inyour vehicle, also
observe thefollowing notes:
R Always securechildren undertwelve years
of age and less than 5ft (1.5 0m) tall insuit-
able child restraint systems .
R Secur eachild tothe fron t-passenger seat
only when thefron t-passenger frontair bag
is disabled, andthen onlyinarearward- Occupant
safety
45Safet y Z