2019 MERCEDES-BENZ S CLASS roof

Symbols........................................................5
Ataglance....................................................6Cockpit ........................................................... 6Warning and indicator lamps .......................... 8Overhead control panel ................................10Door control panel and seat adjustment .......12Control settings intherear passengercompartment ................................................14Emergencies and breakdowns ......................16
Digital Operator's Manual.........................18Calling upthe Digital Operator's Manual ......18
General notes.............................................19Protectingthe environment ..........................19Genuine Mercedes-Benz parts ......................19Operator's Manual ........................................20Service andvehicle operation .......................21Operating safety ...........................................22Declaration of conformityfor wirelessvehicle components .....................................23Diagnostics connection ................................ 23
Qualified specialistworkshop .......................24Correct use ofthevehicle .............................24Problems withyourvehicle ........................... 25Reporting safety defects ...............................25LimitedWarranty .......................................... 25QR codeforrescue card ...............................26Datastorage .................................................26Copyright ...................................................... 29
Occupant safety.........................................31Restraint system ...........................................31Seat belts ..................................................... 34Airbags ......................................................... 38
PRE-SAFE®system ....................................... 46Safely transportingchildren inthevehi‐cle .................................................................47Notes on pets inthevehicle ..........................61
Opening and closing..................................62SmartKey...................................................... 62Doors ............................................................ 66Trunk ............................................................ 70Roller sun blinds ...........................................76Side windows................................................78
Sliding sunroof ............................................. 82Anti-theft protection .....................................90
Seats andstowing.....................................92Notes onthe correct driver's seat posi‐tion ............................................................... 92Seats ............................................................ 93Steering wheel ............................................11 3Easy entry andexitfeature ..........................11 4Operatingthe memory function ..................11 5Memory function intherear passengercompartment ..............................................11 7Stowage areas ............................................121Cup holder ..................................................131Ashtrayand cigarettelighter .......................134Sockets .......................................................13 6Refrigerator box ..........................................13 9Wirelesscharging ofthe mobile phoneand connection withtheexterior antenna ...141Installing andremovingthefloor mats ........14 3Installing/removingthe pennantstaff ........14 3
Light and visibility...................................14 5Exterior lighting ..........................................14 5
2Contents

1Sun visors→157
2=Switchesthe left-handreading lampon/off
→15 0
33Switches automatic lighting controlon/off
→15 0
4SSOS emergency call system(Mercedes-Benz emergency call system)
→346
5JSwitchesthe front interior lightingon/off
→15 0
6BSwitchestherear interior lightingon/off
→15 0
7=Switchestheright-handreading lampon/off
→15 0
8Service call button (Mercedes me connect)→343
9Eyeglasses compartment→124
AWOpens/closesthe panoramic slidingsunroof
→82
Opens/closestheroller sunblinds→82
BOperates MAGIC SKYCONTROL→86
CInsiderearview mirror→15 5
Ataglance – Overhead control panel11

Protectingthe environment
Plug-inhybrid:observethe notes inthe Supple‐ment. Otherwise,you mayfailtorecognize dan‐gers.
+ENVIRONMENTALNOTEEnvironmentaldamageduetooperating conditions andpersonal drivingstyle
The pollutant emission ofyourvehicle isdirectlyrelatedtothewayyou operateyourvehicle.
Helptoprotectthe environmentbyoperatingyourvehicle in an environmentallyresponsi‐ble manner. Please observethefollowingrec‐ommendations on operating conditions andpersonal drivingstyle.
Operating conditions:
#Make surethatthe tire pressure is cor‐rect.
#Do not carryany unnecessaryweight(e.g.roof luggageracks onceyou nolonger needthem).
#Adheretothe service intervals.Aregularly servicedvehicle will contrib‐utetoenvironmental protection.
#Always havemaintenanceworkcarriedout at aqualified specialistworkshop.
Personal drivingstyle:
#Do not depressthe accelerator pedalwhenstartingthe engine.
#Do notwarmupthe engine whilethevehicle isstationary.
#Drive carefully and maintain a suitabledistance fromthevehicle in front.
#Avoid frequent, sudden accelerationand braking.
#Changegear in good time and use eachgear onlyupto

*NOTEImpairment ofthe operating effi‐ciency oftherestraint systems frominstalling accessory parts or fromrepairsorwelding
Airbags and EmergencyTensioning Devices,aswell as control units and sensorsfortherestraint systems, may be installed inthefol‐lowing areas ofyourvehicle:
RDoors
RDoor pillars
RDoor sills
RSeats
RCockpit
RInstrument cluster
RCenter console
RLateralroof frame
#Do not install accessory parts such asaudio systems inthese areas.
#Do not carryoutrepairs orwelding.
#Haveaftermarket installation of acces‐sories carried out at aqualified special‐istworkshop.
You could jeopardizethe operating safety ofyourvehicle ifyou use parts, tires and wheels aswellas accessoriesrelevanttosafety which havenotbeen approvedbyMercedes-Benz. Safety-rele‐vant systems, e.g.the brake system, may mal‐function. Only use Mercedes-Benz GenuinePartsor parts of equalquality.Only use tires, wheelsand accessoriesthat havebeen specificallyapprovedforyourvehicle model.
Mercedes-Benz GenuineParts are subjecttostrictquality control. Each part has been spe‐cially developed, manufactured or selectedforMercedes-Benzvehicles andfine-tunedforthem.Therefore, only Mercedes-Benz GenuinePartsshould be used.
Morethan 300,000 different Mercedes-BenzGenuineParts areavailablefor Mercedes-Benzmodels.
All authorized Mercedes-Benz Centers maintaina supply of Mercedes-Benz GenuinePartsfor
necessaryservice andrepairwork. In addition,strategically located parts delivery centers pro‐videforquick andreliable parts service.
Always specifythevehicle identification number(VIN) (→page 466) when ordering Mercedes-Benz GenuineParts.
Operator's Manual
This Operator's Manual describes all models andallstandard and optional equipmentavailableforyourvehicle atthe time ofthis Operator's Man‐ual goingtopress. Country-specific differencesare possible. Notethatyourvehicle may not beequipped with allfeatures described. This is alsothe casefor systems and functionsrelevanttosafety.Therefore,the equipment onyourvehiclemay differ fromthat inthe descriptions and illus‐trations.
The original purchase agreementforyourvehiclecontains a list of all ofthe systems inyourvehi‐cle.
Shouldyou haveanyquestions concerningequipment and operation, please consult anauthorized Mercedes-Benz Center.
20General notes

RThe backrest oftheforward-facingchildrestraint system must lie asflat as possibleagainstthe backrest ofthe front passengerseat.
RThechildrestraint system must nottouchtheroof or be put understrainbythe headrestraints.Adjustthe seat backrest inclina‐tion andthe headrestraint setting accord‐ingly.
&WARNINGRisk of injuryor death duetoobjects betweenthe sitting surface andthechildrestraint system
Objects betweenthe sitting surface andthechildrestraint system could affectthe func‐tion ofthe automatic front passenger airbagshutoff.
This couldresult inthe front passenger air‐bag not functioning as intended during anaccident.
#Do not place any objects betweenthesitting surface andthechildrestraintsystem.
#The entire base ofthechildrestraintsystem must alwaysrestonthe sittingsurface ofthe front passenger seat.
#The backrest oftheforward-facingchildrestraint system must, asfar as possi‐ble, beresting onthe seat backrest ofthe front passenger seat.
#Always comply withthechildrestraintsystem manufacturer's installationinstructions.
A person onthe front passenger seat mustobservethefollowing information:
RFasten seat belts correctly (→page34).
RSit in an almost upright seat position withtheir back againstthe seat backrest.
RSit withtheirfeetresting onthefloor, if pos‐sible.
The front passenger front airbag mayotherwisebe disabledbymistake,forexample inthefol‐lowing situations:
RThe front passenger transferstheirweightbysupportingthemselves on avehicle armrest.
RThe front passenger sits in such awaythattheirweight israised fromthe sitting sur‐face.
&WARNINGRisk of injuryor death duetodeactivated front passenger airbag
IfthePASSENGER AIRBAG OFF indicatorlamp is lit,the front passenger airbag is disa‐bled. It will not be deployed intheevent ofan accident and cannotperformits intendedprotective function.
A person inthe front passenger seat couldthen,forexample, come into contact withthevehicle interior, especially ifthe person issittingtoo closetothe cockpit.
Ifthe front passenger seat is occupied,always ensurethat:
RThe classification ofthe person inthefront passenger seat is correct andthefront passenger airbag is enabled or disa‐bled in accordance withthe person inthefront passenger seat.
42Occupant safety

PRE-SAFE®system
PRE-SAFE®(anticipatoryoccupant protec‐tion)
PRE-SAFE®is abletodetect certain critical driv‐ing situations and implement pre-emptive meas‐urestoprotectthevehicle occupants.
PRE-SAFE®can implementthefollowing meas‐ures independently of eachother:
RTighteningthe seat belts onthe driver's seatand front passenger seat.
RClosingthe side windows.
RVehicles with sliding sunroof:Closingthesliding sunroof.
RVehicles with memory function:Movingthe front passenger seattoa morefavorableseat position.
RVehicles with memory function intherear passenger compartment:Movingtheouterrear seatstoa morefavorable seatposition.
RVehicles with multicontour seat:Increas‐ingthe air pressure inthe seat side bolstersofthe seat backrest.
RVehicles withrear seat belt buckleextenders:Tightening seat belts ontheouterrear seats.
RPRE-SAFE®Sound: providedthatthe multi‐media system is switched on,generates abrief noise signaltostimulatethe innate pro‐tective mechanism of a person's hearing.
*NOTEDamagecausedbyobjects inthefootwell or behindthe seat
The automatic adjustment ofthe seat posi‐tion mayresult in damagetothe seat and/orthe object.
#Stowobjects in a suitable place.
Reversingthe PRE-SAFE®system measures
If an accident did not occur,the pre-emptivemeasuresthatweretaken arereversed.
You will needtoperformcertain settingsyour‐self.
#Ifthe seat belt pre-tensioning is notreduced,movethe seat backrest back slightly.The locking mechanismreleases.
Function of PRE-SAFE®PLUS (anticipatoryoccupant protection plus)
PRE-SAFE®PLUS can detect certain impacts,particularlyan imminentrear impact, andtakepre-emptive measurestoprotectthevehicleoccupants. These measures cannot necessarilyprevent an imminent impact.
PRE-SAFE®PLUS can implementthefollowingmeasures independently of eachother:
RTighteningthe seat belts onthe driver's seatand front passenger seat.
RVehicles with electricrear seats:tighten‐ing seat belts onthe outerrear seats.
RIncreasing brake pressure whenthevehicleisstationary.This brake application is can‐celed automatically whenthevehicle pullsaway.
46Occupant safety

restrained intheevent of an accident,forexample.
#Ifthechild andthechildrestraint sys‐temtogetherweigh morethan73lb(33kg), useonly aLATCH-type (ISOFIX)childrestraint systemthat securesthechild withthevehicle seat belt.
#Also securethechildrestraint systemwiththeTopTether belt, ifavailable.
Always comply withthe information aboutthemass ofthechildrestraint system:
Rinthe manufacturer's installation and operat‐ing instructionsforthechildrestraint systemused
Ron a label onthechildrestraint system, ifpresent
Regularlycheckthatthe permissible gross massofthechild andchildrestraint system isstillcomplied with.
Whenyou are installing achildrestraint system,observethefollowing:
sAlways observethe correct use andthe suit‐ability ofthe seatsfor attaching achildrestraint system.
sAlways comply withthe manufacturer'sinstallation and operating instructionsforthechildrestraint system used.
sMake surethatthechild'sfeetdo nottouchthe front seat. If necessary,movethe frontseatforward slightly.
Whenyou are installing aLATCH-type(ISOFIX)childrestraint system, observethefol‐lowing:
sWhenyou are using a Group 0/0+ babycar seat and a Group 1rearward-facingchildrestraint system on arear seat:adjustthe front seat sothatthe seat doesnottouchthechildrestraint system.
sWhenyou are using a Group 1forward-facingchildrestraint system:removetheheadrestraint fromtherespective seat, if
possible. In addition,the seat backrest ofthechildrestraint system must, asfar aspossible, lieflat againstthe backrest ofthevehicle seat.
Afterthechildrestraint system has beenremoved,replacethe headrestraints againimmediately and adjustthem correctly.
sFor certainchildrestraint systems inweightgroup 2 or 3,there may berestrictions inthe maximum size setting, e.g. duetopossi‐ble contact with theroof.
sThechildrestraint system must not beten‐sioned betweentheroof andthe seat cush‐ion and/or be installedfacingthe wrongdirection. Where possible, adjustthe seatcushion inclination accordingly.
sThechildrestraint system must not be putunderstrainbythe headrestraints.Adjustthe headrestraints accordingly.
54Occupant safety

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