2019 MERCEDES-BENZ S CLASS warning light

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

The buttons onthe driver's doortakeprece‐dence.
#Tostart automatic operation:pressthebbutton beyondthe point ofresistanceor pull andrelease it.
#Tointerruptautomatic operation:press orpullthebbutton again.
Whenthevehicle is switched off,the side win‐dowscan continue being operated.
The function isavailablefor aroundfiveminutesor until a front door is opened.
%Vehicles with electricroller sunblinds onrear doors onthe left andright:The but‐tonsfortherear side windowsalso open andclosetheroller sunblinds (→page76).
Automaticreversing function of the side win‐dowsIf an object blocksa side windowduringtheclosing process,the side window opens againautomatically.The automaticreversing functionis only an aid and is not a substituteforyourattentiveness.
#When closing, make surethat no body partsare inthe closing area.
&WARNINGRisk of becoming trappeddespitethere beingreversing protectiononthe side window
Thereversing function does notreact:
RTosoft, light andthin objects, e.g.fingers
RDuringresetting
This meansthatthereverse function cannotprevent someone from becoming trapped inthese situations.
#When closing, make surethat no bodyparts are inthe closing area.
#If someone becomes trapped, pressthebbuttontoopenthe side windowagain.
Convenience opening (ventilatingthevehiclebeforestarting a journey)
&WARNINGRisk of entrapment whenopening a side window
When opening a side window,parts ofthebody could be drawn in or become trappedbetweenthe side window and window frame.
#When opening, make surethat nobodyistouchingthe side window.
#Releasethe button immediately ifsomebody becomes trapped.
#Press and holdthe6button ontheSmartKey.
Thefollowing functions are performed:
RThevehicle is unlocked.
RThe side windowsare opened.
RThe panoramic sliding sunroof is opened.
RThe seatventilation ofthe driver's seat isswitched on.
Opening and closing79

Problems withthe side windows
ProblemPossible causes/consequences andPPSolutions
A side window cannotbe closed andyou cannot seethe cause.
#Checktosee whether any objects are inthe window guide.
&WARNINGRisk of becoming trapped orfatally injured ifreversing protection is not activated
Ifyou close a side windowagain immediately after it has been blocked orreset,the side window closeswith increased or maximumforce. Thereversingfeature isthen not active.
Parts ofthe body could become trapped inthe closing area inthe process.
#Make surethat no parts ofthe body are inthe closing area.
#Tostopthe closing process,releasethe button or pressthe button againtoreopenthe side win‐dow.
If a side window is obstructed during closing andreopens again slightly:
#Immediately afterthe window is blocked, pullthe corresponding switch again untilthe side window hasclosed, and holdthe switchfor an additional second.The side window will be closed with increasedforce.
If a side window is obstructed again during closing andreopens again slightly:
#Repeatthe previousstep.The side window is closed withoutthe automaticreversing function.
Opening and closing81

Operatingtherearroller sunblind fromthefront
#Toopen or close:press button1.
#Tostop:press button1again.
You mustfirst open or closetherearroller sun‐blind fully beforeyou can moveit intheotherdirection.
Operatingtherearroller sunblind fromtherear passenger compartment
#Toopen/close manually:push or pull but‐ton1tothe point ofresistance and hold ituntiltheroller sunblind hasreachedthedesired position.
#Toopen/close fully:push or pull button1beyondthe point ofresistance andrelease it.
Automaticreversing function ofthe slidingsunroofIfthere is an object obstructingthe sliding sun‐roof duringthe closing process,the sliding sun‐roof will open again automatically.The automaticreversing function is only an aid and is not a sub‐stituteforyour attentiveness.
#When closing, make surethat no body partsare inthe closing area.
&WARNINGRisk of becoming trappeddespitereversing function
Thereverse function does notreact:
Rtosoft, light andthin objects, e.g.fingers
Rduringthe last 1/6 in (4 mm) of travelduring closing
Rduringresetting
Rwhenthe sliding sunroof is closed againmanually immediately after automaticreversing
This meansthatthereverse function cannotprevent someone from becoming trapped inthese situations.
84Opening and closing

#When closing, make surethat no bodyparts are inthe closing area.#Releasethe button immediately ifsomebody becomes trapped.
or
#Pressthe button in any direction duringthe automatic closing process.The closing process will bestopped.
Automaticreversing function oftherollersunblindIfthere is an object obstructingtheroller sun‐blind duringthe closing process,theroller sun‐blind will open again automatically.The auto‐maticreversing function is only an aid and is nota substituteforyour attentiveness.
#When closingtheroller sunblind, make surethat no body parts are intherange of move‐ment.
&WARNINGRisk of becoming trappeddespitereversingfeature
In particular,thereversingfeature does notreacttosoft, light andthin objects, e.g.fin‐gers.
This meansthatthereversingfeature cannotprevent entrapment inthese situations.
#When closingtheroller sunblind, makesurethat no body parts are intherangeof movement.#Releasethe button immediately ifsomebody becomes trapped.
or
#Pressthe button in any direction duringthe automatic closing process.The closing process isstopped.
Automatic functions of the sliding sunroof
%Theterm"sliding sunroof" alsoreferstothepanoramic sliding sunroof.
By pushing or pullingtheWbutton,you caninterruptthe automatic functions: "Rain closing
function when driving" and "Automatic lower‐ing".
Rain closing function when drivingVehicles with a panoramic sliding sunroof:Ifitstartstorain,theraised sliding sunroof isautomatically lowered whilethevehicle is inmotion.
Automatic lowering functionVehicles with a panoramic sliding sunroof:Ifthe sliding sunroof israised attherear, it isautomatically lowered slightly at higher speeds.Atlow speeds, it israised again automatically.
&WARNINGRisk of entrapmentbyauto‐matic lowering ofthe sliding sunroof
Athigh speedstheraised sliding sunroofautomatically lowersslightly attherear.
This could trapyou orother persons.
#Make surethat nobodyreaches intothesweep ofthe sliding sunroof whilstthevehicle is in motion.
Opening and closing85

Notes onthe correct driver's seat position
&WARNINGRisk of injuryfrom adjustingthevehicle settings whilethevehicle is inmotion
You could lose control ofthevehicle inthefollowing situations:
Rifyou adjustthe driver's seat,the headrestraint,thesteering wheel orthe mirrorwhilethevehicle is in motion
Rifyoufastenyour seat belt whilethevehi‐cle is in motion
#Beforestartingthe engine: adjustthedriver's seat,the headrestraint,thesteering wheel orthe mirror andfastenyour seat belt.Ensurethefollowing when adjustingthesteeringwheel1, seat belt2and driver's seat3:
Ryou are asfarawayfromthe driver's airbagas possible
Ryou are sitting in an upright position
Ryourthighs are slightlysupportedbythe seatcushion
Ryour legs are not fullyextended andyou candepressthe pedals properly
Rthe back ofyour head is supported ateyelevelbythe center ofthe headrestraint
Ryou can holdthesteering wheel withyourarms slightly bent
Ryou can moveyour legs freely
Ryou can see allthe displaysonthe instru‐ment cluster clearly
Ryou havea goodoverview ofthe traffic con‐ditions
Ryour seat belt is pulled snuglyagainstyourbody and isrouted acrossthe center ofyourshoulder and acrossyour hips inthe pelvicarea
92Seats andstowing

Switchingthesteering wheel heater on or off
Requirements:RThe power supply orthe ignition is switchedon.
#Turnthe lever inthe direction of arrow1or2.If indicator lamp3lights up,thesteeringwheel heater is switched on.
Easy entry andexitfeature
Usingthe easy entry andexitfeature
&WARNINGRisk of accident when drivingoff while adjustingthe easyexitfeature
‑ Ifyou drive off whilethe easy entryandexitfeature is making adjustments,you couldlose control ofthevehicle.
#Alwayswait untilthe adjustment proc‐ess is completebefore driving off.
&WARNINGRisk of becoming trappedwhile adjustingthe easy entryandexitfeature
Whenthe easy entryandexitfeature adjuststhesteering wheel andthe driver's seat,youandothervehicle occupants – particularlychildren – could become trapped.
#Duringthe adjustment process oftheeasy entryandexitfeature, make surethat no one has any body parts inthesweep ofthe seat orthesteering wheel.
Ifthere is arisk of becoming trappedbythesteering wheel:
#Movethe adjustment lever ofthesteer‐ing wheel.The adjustment process isstopped.
Ifthere is arisk of becoming trappedbythedriver's seat:
#Pressthe seat adjustment switch.The adjustment process isstopped.
Vehicles with memory function:You canstopthe adjustment processbypressing one ofthememory function position buttons.
&WARNINGRisk of becoming trappedduring activation ofthe easy entryandexitfeaturebychildren
Ifchildren activatethe easy entryandexitfeature,theycan become trapped, particu‐larlywhen unattended.
#Never leavechildren unattended inthevehicle.
11 4Seats andstowing