warning MERCEDES-BENZ S CLASS 2019 Workshop Manual

#Always drive withthe headrestraintsinstalled.
#Before driving off, make sureforeveryvehicle occupantthatthe center oftheheadrestraint supportsthe back ofthehead at abouteye level.
Do not swapthe headrestraints ofthe front andrear seats. Otherwise,you cannot adjusttheheight and angle ofthe headrestraints correctly.
Adjustthe headrestraintfore-and-aft position sothat it is as close as possibletothe back ofyourhead.
&WARNINGRisk of injuryor death duetoincorrect seat position
The seat belt does not offerthe intendedlevel of protection ifyou havenot movedtheseat backresttoan almostvertical position.
When braking or intheevent of an accident,you could slide underneaththe seat belt andsustain abdominal or neck injuries,forexam‐ple.
#Adjustthe seat properlybefore begin‐ningyour journey.
#Always ensurethatthe seat backrest isin an almostvertical position andthatthe shoulder section ofyour seat belt isrouted acrossthe center ofyour shoul‐der.
*NOTEDamagetothe seats when movingthe seats back
The seats may be damagedbyobjects whenmovingthe seats back.
#When movingthe seats back,makesurethatthere are no objects inthefootwell, under or behindthe seats.1Headrestraint height/fore-and-aft position(vehicles with an EASYADJUSTluxury headrestraint)
2Headrestraint height
3Seat height
4Seat cushion inclination
5Seat cushion length
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RIfavailable,the legrestwillrise#Tosetthe upright position:manuallyadjustthe seattothe desired position.
or
#Call upthe settings withthe memory func‐tion (→page117).
%You can usetherear-compartmentchildsafety locktodisablethis function(→page 60).
%The legrestwillfold down ifoverloaded. Ifthis isthe case,fold upthe legrestandengage it.
Chauffeur mode
Information onchauffeur mode
&WARNINGRisk of injuryduetoheadrestraints which are not installed or areadjusted incorrectly
If headrestraints are not installed or areadjusted incorrectly,the headrestraints can‐not provide protection as intended.
There is an increasedrisk of injury inthehead and neck area, e.g. intheevent of anaccident or when braking.
#Always drive withthe headrestraintsinstalled.
#Before driving off, make sureforeveryvehicle occupantthatthe center oftheheadrestraint supportsthe back ofthehead at abouteye level.
Do not swapthe headrestraints ofthe front andrear seats. Otherwise,you cannot adjusttheheight and angle ofthe headrestraints correctly.
Adjustthe headrestraintfore-and-aft position sothat it is as close as possibletothe back ofyourhead.
&WARNINGRisk of accident with thefront passenger headrestraintfoldeddown
Ifthe front passenger seat is inthechauffeurmode position andthe front passenger headrestraint isfolded down,the view ofthe pas‐senger's outside mirror can be impaired.
#Tohavea free view ofthe outside mir‐ror,removethe front passenger headrestraint before beginning a journey.
*NOTEDamagetoobjects inthe luggagenet ofthe front passengerfootwell whenadjustingthe front passenger seattothechauffeur position
Objects inthe luggage net inthe frontpassengerfootwell can become damagedwhenthe front passenger seat is adjustedtothechauffeur position.
#Removethe objects fromthe luggagenet.
*NOTEDamagetothe seats when movingthe seats back
The seats may be damagedbyobjects whenmovingthe seats back.
#When movingthe seats back,makesurethatthere are no objects inthefootwell, under or behindthe seats.
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Settingthe fullyreclined position ofthe frontpassenger seat (chauffeur mode)
Settingthereclined position
This function isavailable invehicles withthefol‐lowing equipment:
RElectrically adjustablerear seats
RIndividualrear seat without a legrest
You can movethe front passenger seat into afullyreclined position. Therear seat and frontpassenger seatthen provide a continuous sur‐face.
#Putthe seat cushion oftherear seat alltheway back inthefore-and-aft position(→page97).
#Movethe front passenger seat into positionforchauffeur mode (→page100).
#Removethe front passenger headrestraint(→page101).
#Movethe front passenger seat sothatthebackrest is in a fullyreclined position(→page93).
Leaving thereclined position
#Foldthe front passenger seat backrestuprighttoa suitable position.
#Installthe front passenger headrestraint(→page101).
Headrestraints
Adjusting the front seat headrestraintsmechanically
&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,the
steering wheel orthe mirror andfastenyour seat belt.
&WARNINGRisk of injuryduetoheadrestraints which are not installed or areadjusted incorrectly
If headrestraints are not installed or areadjusted incorrectly,the headrestraints can‐not provide protection as intended.
There is an increasedrisk of injury inthehead and neck area, e.g. intheevent of anaccident or when braking.
#Always drive withthe headrestraintsinstalled.
#Before driving off, make sureforeveryvehicle occupantthatthe center oftheheadrestraint supportsthe back ofthehead at abouteye level.
Do not interchangethe headrestraints ofthefront andrear seats. Otherwise,you will not beabletoadjustthe height and angle ofthe headrestraints correctly.
104Seats andstowing

ActiveWorkoutTheAct. Workout Backprogramrequiresyouractive cooperation. Alternating betweentensingandreleasing helpstoimprove bloodflowtoyour muscles. Press against a pressure point assoon asyoufeel it.
Selectingthe massage programfor the frontseats
Multimedia system:
,Vehicle.aSeats
#SelectDriver's SeatorPassenger Seat.
#SelectMassage.
#Select a massage program.The massage programrunsfor approximately8to18minutes, depending onthe setting.
#Tosetthe massage intensity: switchHighIntensityonsor offS.
Resettingthe seat and massage settings
Multimedia system:
,Vehicle.aSeats.Reset
#SelectYesorNo.
%Onlythe currently selected seat isreset.
Switchingthe seat heating on and off
&WARNINGRisk of burns duetorepeat‐edly switching onthe seat heating
Repeatedly switching onthe seat heating cancausethe seat cushion and seat backrestpaddingtobecomeveryhot.
The health of persons with limitedtempera‐ture sensitivity or a limited abilitytoreacttohightemperatures may be affected ortheymayeven suffer burn-like injuries.
#Do notrepeatedly switch onthe seatheating.
*NOTEDamagetothe seats causedbyobjects or documents whenthe seatheater is switched on
Whenthe seat heater is switched on,over‐heating can occur duetoobjects or docu‐ments placed onthe seats e.g. seat cushionsorchild seats. This could cause damagetothe seat surface.
#Makesurethat no objects or docu‐ments are onthe seats whenthe seatheater is switched on.
Requirements:RThe power supply is switched on
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#Toswitch off/reducethe level:press but‐ton1repeatedly untilthe desiredventila‐tion level is set.If all indicator lamps are off,the seatventila‐tion is switched off.
%Ifyou switch the power supply off and onagain within 20 minutes,the previous seatventilation settingforthe driver's seat willremain active.
Steering wheel
Adjusting thesteering wheel electrically
&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.
&WARNINGRisk of entrapmentforchil‐dren when adjustingthesteering wheel
Children could injurethemselves iftheyadjustthesteering wheel.
#Never leavechildren unattended inthevehicle.
#When leavingthevehicle, alwaystakethe SmartKeywithyou and lockthevehicle.
Thesteering wheel can be adjusted whenthepower supplyis switched off.
1Adjuststhe distancetothesteering wheel
2Adjuststhe height
#Savethe settings withthe memory function(→page115).
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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.
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#When leavingthevehicle, alwaystakethe SmartKeywithyou and lockthevehicle.
Ifthe easy entryandexitfeature is active,thesteering wheel will moveupwards andthe driv‐er's seat will moveback inthefollowing situa‐tions:
Ryou switchthe ignition off whenthe driver'sdoor is open
Ryou openthe driver's door whenthe ignitionis switched off
%Thesteering wheel will moveupwards onlyifit is not already as high as it will go. The driv‐er's seat will movebackwards only if it is notalready intherearmost position.
Thesteering wheel andthe driver's seat willmovebacktothe last drive position inthefol‐lowing cases:
Ryou switchthe power supplyorthe ignitionon whenthe driver's door is closed
Ryou closethe driver's door whenthe ignitionis switched on
The last drive position isstored inthefollowingsituations:
Ryou switchthe ignition off
RVehicles with memory function:call uptheseat settings viathe memory function.
RVehicles with memory function:savetheseat settings viathe memory function.
Vehicles with memory function:press one ofthe memory function saved position buttonstostopthe adjustment process.
Settingthe easy entry andexitfeature
Multimedia system:
,Vehicle.îVehicle Set-
tings.Easy Entry/Exit
#SelectSteering Wheel & Seat,SteeringWheel OnlyorOff.
Operatingthe memory function
&WARNINGRisk of an accident ifthememory function is used while driving
Ifyou usethe memory function onthe driv‐er's side while driving,you could lose controlofthevehicle as aresult ofthe adjustmentsbeing made.
#Only usethe memory function onthedriver's side whenthevehicle isstation‐ary.
&WARNINGRisk of entrapment when set‐tingthe seat withthe memory function
Whenthe memory function adjuststhe seatorsteering wheel,you andothervehicleoccupants – particularlychildren – couldbecome trapped.
#Duringthe setting procedure ofthememory function, ensurethat no bodyparts are inthe sweep ofthe seat orthesteering wheel.
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#If somebody becomes trapped, immedi‐atelyreleasethe memory function posi‐tion button.The adjustment process isstopped.
&WARNINGRisk of entrapment ifthememory function is activatedbychildren
Children could become trapped iftheyacti‐vatethe memory function, particularly whenunattended.
#Never leavechildren unattended inthevehicle.
#When leavingthevehicle, alwaystakethekey withyou and lockthevehicle.
The memory function can be used whenthe igni‐tion is switched off.
StoringThe memory function is onlyavailable invehicleswiththe memory package.
Seat adjustmentsfor uptothree people can bestored and called up usingthe memory function.
Thefollowing settings can bestoredforthe frontseats:
RSeat, backrest, headrestraint position andcontour ofthe seat backrest inthe lumbarregion
RActive multicontour seat: side bolstersoftheseat backrest, shoulder ofthe seat backrest,contour ofthe seat backrest, dynamic func‐tion level
RSeat heating: distribution ofthe heated sec‐tions ofthe seat cushion and seat backrest
RDriver's side:steering wheel position andposition ofthe outside mirrorsonthe driver'sand front passenger sides
RHead-up Display#Setthe seat,thesteering wheel,the Head-upDisplay andthe outside mirrortothe desiredposition.
#Brieflypress memory button M andthenpress preset position button1,2 or 3 withinthree seconds.An acoustic signal sounds. The settings arestored.
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Example:vehicles without arecliningrear seat
#Press and holdtherelevant preset positionbutton1,2 or 3 until bothseats are inthestored position.
%The preset positions inthe areaforthechauffeur mode can only be set whentheconditionsforthechauffeur mode are fulfil‐led (→page 99).
%Seat adjustment is interrupted as soon asyoureleasethe preset position button.The adjustment ofthe active multicontourseat isstill carried out.
%You can usetherear-compartmentchildsafety locktodeactivatethis function(→page 60).
Stowage areas
Notes on loadingthevehicle
&DANGERRisk ofexhaustgas poisoning
Combustion engines emit poisonousexhaustgases such as carbon monoxide. Exhaustgases can enterthevehicle interior ifthetrunk lid is open whenthe engine isrunning,especially ifthevehicle is in motion.
#Always switch offthe engine beforeopeningthe trunk lid.
#Never drive withthe trunk lid open.
&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.
&WARNINGRisk of injuryduetoobjectsbeingstowed incorrectly
Ifyou do not adequatelystowobjects inthevehicle interior,theycould slip or betossedaround andtherebystrikevehicle occupants.In addition, cup holders, openstowagespaces and mobile phone brackets cannot
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alwaysrestrainthe objectstheycontain intheevent of an accident.
There is arisk of injury,particularly intheevent of sudden braking or a suddenchangein direction.
#Alwaysstowobjects in such awaythattheycannot betossed about inthese orsimilar situations.
#Always make surethat objects do notproject fromstowage spaces, parcelnets orstowage nets.
#Closethe lockablestowage spacesbeforestarting a journey.
#Alwaysstowand secure objectsthatare heavy, hard, pointed, sharp-edged,fragile ortoo large inthe trunk.
Observethe notes onthe cup holders.
&WARNINGRisk of burning fromthetail‐pipe ortailpipe trim
Thetailpipe andtailpipe trim can becomeveryhot. Ifyou come into contact withthesecar parts,you could burnyourself.
#Always be particularlycareful when inthe vicinity ofthetailpipe andtailpipetrims and supervisechildrenveryclosely when inthis area.
#Before any contact, allowthe car partstocool down.
The drivingcharacteristics ofyourvehicle aredependent onthe distribution ofthe load withinthevehicle.You should bearthefollowing inmind when loadingthevehicle:
Rneverexceedthe permissible gross mass orthe gross axleweightratingforthevehicle(including occupants). Thevalues are speci‐fied onthevehicle identification plate onthevehicle's B-pillar.
Rthe load must not protrude abovethe upperedge ofthe seat backrests.
Ralways placethe load behind unoccupiedseats if possible.
Rsecurethe load usingthe parcel net hooks.Distributethe load onthe parcel net hooksevenly.
Stowage spaces inthevehicle interior
Overview ofthe frontstowagecompart‐ments
&WARNINGRisk of injuryduetoobjectsbeingstowed incorrectly
Ifyou do not adequatelystowobjects inthevehicle interior,theycould slip or betossedaround andtherebystrikevehicle occupants.In addition, cup holders, openstowagespaces and mobile phone brackets cannotalwaysrestrainthe objectstheycontain intheevent of an accident.
Thereis arisk of injury,particularly intheevent of sudden braking or a suddenchangein direction.
12 2Seats andstowing