warning MERCEDES-BENZ S CLASS 2019 Owner's Guide

Observewhenstopping or parking
&WARNINGRisk of accident and injuryduetochildren and animals left unatten‐ded inthevehicle
Ifyou leavechildren and animals unattendedinthevehicle,theymay be abletosetthevehicle in motion,forexampleby:
RReleasingthe parking brake.
RShiftingthe automatic transmission outof park position].
RStartingthe engine.
In addition,theymay operatevehicle equip‐ment and become trapped.
#Never leavechildren and animals unat‐tended inthevehicle.
#When leavingthevehicle, alwaystakethe SmartKeywithyou and lockthevehicle.
&WARNINGRisk offatal injury duetoexposuretoextreme heat or cold inthevehicle
If people – particularlychildren – areexposedtoextremetemperaturesover an
extended period of time,there is arisk ofserious orevenfatal injury.
#Never leaveanyone – particularlychil‐dren – unattended inthevehicle.
#Never leaveanimals inthevehicle unat‐tended.
Occupant safety51

Activating/deactivating the seat belt'schildspecial seat beltretractor
&WARNINGRisk of injuryor death if aseat belt is unfastened whilethevehicleis in motion
Ifthe seat belt isreleased whilethevehicle isin motion,thechildrestraint system is nolonger correctly secured. Thechild seatsafetyfeature is deactivated andthe seatbelt is drawn in a bitbythe inertiareel.
It istherefore not possibletoengagethe seatbelt again.
#Pullover andstopthevehicle safely assoon as possible, paying attentiontoroad and traffic conditions.
#Activatethechild seat safetyfeatureagain and correctly securethechildrestraint system.
When enabled,the special seat beltretractorensuresthatthe seat belts ofthe frontpassenger seat andrear seats do not slackenoncethechildrestraint system is secured.
The seat belts onthefollowing seats are equip‐ped with a special seat beltretractor:
RFront passenger seat
RRear seats
#Toinstall achildrestraint system:wheninstalling achildrestraint system, alwaysobservethe manufacturer's installation andoperating instructions aswell asthe informa‐tion inthis Operator's Manual.#Pullthe seat belt smoothly fromthe seat beltoutlet.
#Engagethe seat belttongue inthe seat beltbuckle.#Toactivatethe special seat beltretrac‐tor:pullthe seat belt out fully and lettheinertiareelretract it again.Whenthe special seat beltretractor is activa‐ted,you should hear aratcheting sound.
#Pushthechildrestraint system down untilthe seat belt sits tightly.#Todeactivate the special seat beltretrac‐tor:presstherelease button ofthe seat beltbuckle.
#Holdthe seat belttongue and guide backtothe seat belt outlet.
InstallingtheLATCH-type (ISOFIX)childrestraint system ontherear seat
InstallingtheLATCH-type (ISOFIX)childrestraint system ontherear seat
&WARNINGRisk of injuryor death ifthepermissible gross mass ofthechild andchildrestraint system isexceeded
ForLATCH-type (ISOFIX)childrestraint sys‐tems in whichthechild is secured usingtheintegrated seat belt inthechildrestraint sys‐tem,the permissible gross mass ofthechildandchildrestraint system is73lb (33kg).
Ifthechild andthechildrestraint systemtogetherweigh morethan73lb (33kg),theLATCH-type (ISOFIX)childrestraint systemwith integrated seat belt does not offer suffi‐cient protection. Anexcessive load may beplaced ontheLATCH-type (ISOFIX)child seatattachments andthechild may not be
Occupant safety53

Beforeevery trip, make surethattheLATCH-type(ISOFIX)childrestraint system is engaged cor‐rectly in bothmounting brackets inthevehicle.
*NOTEBe careful nottodamagethe seatbeltforthe center seat when installingthechildrestraint system
#Make surethatthe seat belt is not trap‐ped.
#Vehicles withrecliningrear seats:Movetherecliningrear seat backrest down slightlybeforetheLATCH-type (ISOFIX)childrestraint system is installed.
#Removethe upholstered lining1.
#Vehicles withoutrecliningrear seats:Foldupholstered lining1upwards.
#Turnthe support ontherear side of uphol‐stered lining1by90°.The upholstered lining1willremainfoldedupwards.
#AttachtheLATCH-type (ISOFIX)childrestraint systemtobothmounting brackets2inthevehicle.
#Vehicles withrecliningrear seats:Returntherecliningrear seat backresttoan uprightposition.Therecliningrear seat backrest mustrestagainstthechildrestraint system.
SecuringTopTether
&WARNINGRisk of injuryor death whenadjustingthe seat after installing achildrestraint system
Vehicles with electrically adjustablerearseats:
Ifyou adjustthe seat after installing achildrestraint system,thefollowing may occur:
Rthe seat belt may either sittoo loose ortoo tight
Rthechildrestraint system can becomeloose, incorrectly positioned or damaged
As aresult,thechildrestraint system maynot be abletoprovidethe intended level ofprotection.
#Never adjustthe seat after installingthechildrestraint system.
Ifthechildrestraint system is equippedwith aTopTether belt:
Therisk of injury can bereducedbyTo pTether. TheTopTether beltfacilitates an
Occupant safety55

restraint fromtherespective seat, if possi‐ble.
Afterremovingthechildrestraint system,replacethe headrestraints again immedi‐ately and adjustthem correctly.
sThe backrestoftheforward-facingchildrestraint system must, asfar as possible, beresting onthe seat backrest oftherearseat.
sFor certainchildrestraint systems inweightcategory II or III,there may berestrictions inthe maximum size setting, e.g. duetopossi‐ble contact with theroof.
sThechildrestraint system must not be putunderstrain betweentheroof andthe seatcushion and/or be installedfacingthewrong direction. Where possible, adjusttheseat cushion inclination accordingly.
sThechildrestraint system must not be putunderstrainbythe headrestraints.Adjustthe headrestraints accordingly.
sMake surethatthechild'sfeetdo nottouchthe front seat. If necessary,movethe frontseatforward slightly.
The seat belts onthefollowing seats are equip‐ped with a special seat beltretractor:
RFront passenger seat
RRear seats
Vehicles with seat belt buckleextenders:when securing achild in achildrestraint systemon arear seat, observethefollowing notes:
RMake surethatthe seat belt isfastened onthechildrestraint system accordingtothemanufacturer's installation instructionsforthechildrestraint system.
RForchildrestraint systems with a belt clamp:engagethe seat belttongue intothe seat beltbuckle beforeyou tightenthe seat belt usingthe belt clamp.
When enabled,the special seat beltretractorensuresthatthe seat belts ofthe frontpassenger seat andrear seats do not slackenoncethechildrestraint system is secured(→page 53).
#Installthechildrestraint system.The entire base ofthechildrestraint systemmust alwaysrestonthe sitting surface oftherear seat.
#Always make surethatthe shoulder beltstrap is correctlyrouted fromthe seat beltoutlet ofthevehicletothe shoulder beltguide onthechildrestraint system.The shoulder beltstrap must beroutedfor‐wards and downwards fromthe seat belt out‐let.
Notes onrearward-facing andforward-facingchildrestraint systems onthe frontpassenger seat
&WARNINGRisk of injuryor death fromusing arearward-facingchildrestraintsystem whenthe front passenger frontairbag is enabled
Ifyou secure achild in arearward-facingchildrestraint system onthe front passengerseat andthePASSENGER AIRBAG OFF indi‐cator lamp is off,the front passenger airbagcan deploy intheevent of an accident.
Occupant safety57

Thechild could bestruckbythe airbag.
Always ensurethatthe front passenger air‐bag is deactivated. ThePASSENGER AIRBAGOFF indicator lamp must be lit.
NEVER use arearward-facingchildrestraintsystem on a seat protectedbyan ENABLEDFRONT AIRBAGin front of it, DEATH or SERI‐OUS INJURYtotheCHILD can occur.
Observethe specific instructionsfortherear‐ward-facing andforward-facingchildrestraintsystems (→page 58).
Warning notice onthe front passenger sun visor
Always observethestatus ofthe front passengerfront airbag onthePASSENGER AIRBAG OFFindicator lamp:
RWhen using arearward-facingchildrestraintsystem onthe front passenger seat,the frontpassenger front airbag must always be disa‐bled. This is onlythe case ifthePASSENGERAIRBAG OFF indicator lamp is lit continu‐ously (→page 43).
RIfthePASSENGER AIRBAG OFF indicatorlamp is off,the front passenger front airbagis enabled. The front passenger front airbagmay deploy during an accident.
Securingthechildrestraint system withtheseat belt onthe front passenger seat
When installing a belt-securedchildrestraintsystem onthe front passenger seat, alwaysobservethefollowing:
sObservethechildrestraint system manufac‐turer's installation and operating instruc‐tions.
sWhen using aforward-facingchildrestraintsystem in Group I:removethe headrestraint fromtherespective seat, if possi‐ble.
Whenyouremovethechildrestraint sys‐tem, installthe headrestraint again immedi‐ately and adjust allthe headrestraints cor‐rectly.
sThe backrest oftheforward-facingchildrestraint system must lie asflat as possible
againstthe backrest ofthe front passengerseat.
sFor certainchildrestraint systems inweightgroup II or III,there may berestrictions inthe maximum size setting, e.g. duetopossi‐ble contact with theroof.
sThechildrestraint system must not be putunderstrain betweentheroof andthe seatcushion and/or be installedfacingthewrong direction.Adjustthe seat backrestinclination accordingly.
sThechildrestraint system must not be putunderstrainbythe headrestraints.Adjustthe headrestraints accordingly.
sNever place objects under or behindthechildrestraint system, e.g. cushions.
The seat belt onthe front passenger side isequipped with a special seatbeltretractor.
When activated,the special seatbeltretractorensuresthatthe seat belt does not slacken oncethechildrestraint system is secured(→page 53).
58Occupant safety

#Setthe front passenger seat asfar back aspossible and movethe seat intothe highestposition.
#Fullyretractthe seat cushion length adjust‐ment.
#Adjustthe seat cushion inclination sothatthe front edge ofthe seat cushion is inthehighest position andtherear edge oftheseat cushion is inthe lowestposition.
#Setthe seat backresttoan almostverticalposition.
#Installthechildrestraint system.The entire base ofthechildrestraint systemmust alwaysrestonthe seat cushion ofthefront passenger seat.
#Always make surethatthe shoulder beltstrap is correctlyrouted fromthe seat beltoutlet ofthevehicletothe shoulder beltguide onthechildrestraint system.The shoulder beltstrap must beroutedfor‐wards and downwards fromthe seat belt out‐let.
#If necessary,adjustthe seat belt outlet andthe front passenger seat accordingly.
Child safety locks
Activating/deactivating thechild safety lockfor therear doors
&WARNINGRisk of accident and injuryduetochildren and animals left unatten‐ded inthevehicle
Ifyou leavechildren and animals unattendedinthevehicle,theymay be abletosetthevehicle in motion,forexampleby:
RReleasingthe parking brake.
RShiftingthe automatic transmission outof park position].
RStartingthe engine.
In addition,theymay operatevehicle equip‐ment and become trapped.
#Never leavechildren and animals unat‐tended inthevehicle.
#When leavingthevehicle, alwaystakethe SmartKeywithyou and lockthevehicle.
&WARNINGRisk offatal injury duetoexposuretoextreme heat or cold inthevehicle
If people – particularlychildren – areexposedtoextremetemperaturesover anextended period of time,there is arisk ofserious orevenfatal injury.
#Never leaveanyone – particularlychil‐dren – unattended inthevehicle.
#Never leaveanimals inthevehicle unat‐tended.
&WARNINGRisk of accident and injuryduetochildren left unattended inthevehicle
Whenchildren are traveling inthevehicle,theycould:
Ropen doors,thereby endangeringotherpeople orroad users
Rgetout ofthevehicle and be hitbytraffic
Roperatevehicle equipment and becometrapped,forexample
Occupant safety59

Rwith indicator lamp1off: viathe switchonthe correspondingrear door or driv‐er's door
Whenthechild safety lock is activated,the con‐trols intherear passenger compartment are dis‐abledfor:
Rtherear side windows
Rthe adjustment ofthe front passenger seatfromtherear passenger compartment
Rtheroller sunblinds:
-oftherear side windows
-oftherear window
-intheroof
Notes on pets inthevehicle
&WARNINGRisk of accident and injuryduetoanimals left unsecured or unat‐tended inthevehicle
Ifyou leaveanimals inthevehicle unatten‐ded or unsecured,theycould possibly pressdown buttons or switches.
Therebyan animal may:
Ractivatevehicle equipment and becometrapped,forexample
Rswitchsystems on or off and endangerotherroad users
Unsecured animals may bethrown around inthevehicle intheevent of an accident orsuddensteering and braking maneuver andinjurevehicle occupants inthe process.
#Never leaveanimals inthevehicle unat‐tended.
#Always correctly secureanimals whiledriving,forexample using a suitableanimal carrier.
Occupant safety61

SmartKey
Overview of SmartKeyfunctions
&WARNINGRisk of accident and injuryduetochildren left unattended inthevehicle
Ifchildren are left unattended inthevehicle,theycould:
Ropen doors,thereby endangeringotherpersons orroad users.
Rget out ofthevehicle and be hitbyoncoming traffic.
Roperate vehicle equipment and becometrapped,forexample.
In addition,children could also setthevehi‐cle in motion,forexample,by:
Rreleasingthe parking brake.
Rshiftingthe automatic transmission out ofpark position].
Rstartingthe engine
#Never leavechildren and animals unat‐tended inthevehicle.
#When leavingthevehicle, alwaystakethe SmartKeywithyou and lockthevehicle.
#Keepthe SmartKeyout ofthereach ofchildren.
*NOTEDamagetothekey causedbymagneticfields
#Keepthekeyawayfromstrong mag‐neticfields.
1Locks
2Batterycheck lamp
3Unlocks
4Opens/closesthe trunk lid
5Panic alarm
The SmartKey locksand unlocksthefollowingcomponents:
RDoors
RTrunk lid
RFuelfillerflap
62Opening and closing

#Vehicles with HANDS-FREEACCESS:Makea kicking movement withyourfootbelowthebumper (→page73).
Vehicles with trunk lid convenience closing:If an item obstructsthe trunk lid duringthe auto‐matic opening process,the obstacle detectionsystem willstopthe trunk lid. The obstacledetection function is only an aid and is not asubstituteforyour attentiveness.
Plug-inhybrid:observethe notes inthe Supple‐ment. Otherwise,you mayfailtorecognize dan‐gers.
Closingthe trunk lid
&WARNINGRisk of injuryfrom unsecureditems inthevehicle
If objects, luggage or loads are not securedor not secured sufficiently,theycould slip,tipover or bethrown around andthereby hitvehicle occupants.
There is arisk of injury,particularly intheevent of sudden braking or a suddenchangein direction.
#Alwaysstowobjects in such awaythattheycannot bethrown around.
#Beforethe journey,secure objects, lug‐gageor loads against slipping or tippingover.
Observethe notes on loadingthevehicle.
&WARNINGRisk of becoming trappedduring automatic closing ofthe trunk lid
Parts ofthe body could become trapped dur‐ing automatic closing ofthe trunk lid. More‐over,people, e.g.children, may bestandinginthe closing area or may enterthe closingarea duringthe closing process.
#Make surethat nobody is inthe vicinityofthe closing area duringthe closingprocess.
#Use one ofthefollowing optionstostopthe closing process:
RPressthe

Extending/retractingtherear windowrollersunblind
&WARNINGRisk of entrapment whenextending orretractingtheroller sunblind
Body parts could become entrapped inthesweep oftheroller sun blind when it is beingextended orretracted.
#Makesurethat no body parts are inthesweep oftheroller sun blind when it isbeingextended orretracted.
#If someone becomes trapped, brieflypressthe button again.The opening or closing process isbrieflystopped. Theroller sun blindthenreturnstoitsstarting position.
Extending/retracting fromthe driver's seat
*NOTEDamagecausedbyobjects
#Make surethattheroller sun blind canmovefreely.
#Press button1.
%Depending onthe model, button1is loca‐ted onthe door control panel onthe driver'sside.
Extending/retracting fromtherear compart‐ment
*NOTEDamagecausedbyobjects
#Make surethattheroller sun blind canmovefreely.
#Toextend:pull switch1.
#Toretract:push switch1.
Opening and closing77