2019 MERCEDES-BENZ S CLASS ECO mode

*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

way can unexpectedlyfail or, inthe case ofan accident, may not absorbthe loadsthatarise as intended.
Ifthe underbody paneling is damaged,flam‐mable materials such as leaves, grass ortwigs can collect betweenthe underbody andthe underbody paneling. These materials mayignite iftheycome into contact withhotparts ontheexhaust system.
#Havethevehiclechecked andrepairedimmediately at aqualified specialistworkshop.
or
#If driving safety is impaired while con‐tinuingyour journey,pullover andstopthevehicle immediately in accordancewiththe traffic conditions, and contactaqualified specialistworkshop.
Declaration of conformityfor wirelessvehi‐cle components
USA:"The wireless devices ofthisvehicle com‐ply withPart15ofthe FCCRules. Operation is
subjecttothefollowing two conditions: 1) Thesedevices may not cause harmful interference, and2) These devices mustaccept any interferencereceived, including interferencethat may causeundesired operation. Changes or modificationsnotexpressly approvedbythe partyresponsiblefor compliance couldvoidthe user's authoritytooperatethe equipment."
Canada:"The wireless devices ofthisvehiclecomply with Industry Canada license-exemptRSSstandard(s). Operation is subjecttothefol‐lowing two conditions: (1) These devices maynot cause interference, and (2) These devicesmustaccept any interference, including interfer‐encethat may cause undesired operation ofthedevice."
USA:"Wirelesscharging systemfor mobile devi‐ces (Model: D-WMI2015A):this device complieswithPart18ofthe FCCRules."
The name and address oftheresponsible partyis:
ContinentalAutomotive Systems US Inc.
2400 Executive Hills Drive
Auburn Hills, MI 48326-2980
UnitedStates of America
Diagnostics connection
The diagnostics connection is only intendedforthe connection of diagnostic devices at aquali‐fied specialistworkshop.
&WARNINGRisk of accident duetocon‐necting devicestothe diagnostics con‐nection
Ifyou connect equipmenttoa diagnosticsconnection inthevehicle, it may affecttheoperation ofvehicle systems.
As aresult,the operating safety ofthevehi‐cle could be affected.
#Only connect equipmenttoa diagnos‐tics connection inthevehicle which isapprovedforyourvehiclebyMercedes-Benz.
General notes23

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

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.
Seats andstowing99

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
Seats andstowing121

Installing
#Swingflap1tothe side until it is locked inplacebythe magnet.
#Inserttherefrigerator box.
#Tighten bothscrews3.
#Connect plug2.
Wirelesscharging ofthe mobile phone andconnection withtheexterior antenna
Notes on wirelesslychargingthe mobilephone
&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.
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 on loadingthevehicle.
&WARNINGRisk offirefrom placingobjects inthe mobile phonestowagecompartment
Ifyou place objects inthe mobile phonestowage compartment,theymay heat upexcessively andeven catchfire.
#Do not place additional objects, espe‐ciallythose mode of metal, inthemobile phonestowage compartment.
*NOTEDamagetoobjects causedbyplacingthem inthe mobile phonestow‐age compartment
If objects are placed inthe mobile phonestowage compartment,theymay be dam‐agedbyelectromagneticfields.
#Do not place credit cards,storagemedia orother objects sensitivetoelectromagneticfields inthe mobilephonestowage compartment.
*NOTEDamagetothe mobile phonestowage compartment causedbyliquids
If liquids enterthe mobile phonestowagecompartment,the compartment may bedamaged.
#Ensurethat no liquids enterthe mobilephonestowage compartment.
Seats andstowing141

3Sets climate controltoautomatic mode(→page161)
4Setsthe airflow
5Switches climate control on/off(→page160)
Switchestheresidual heat on/off(→page163)
6Setsthe air distribution,right
7Setsthetemperature,right
Operatingthe climatecontrol system
Switching climatecontrol inthe front on oroff
#Toswitch on:setthe airflowtolevel 1 or
higher usingthe-button.
#Toswitch off:setthe airflowtolevel 0 using
the-button.
%If climate control is switched off,the win‐dowsmayfog up morequickly.Switch offclimate control only briefly.
Switchingrear passenger compartment cli‐mate control on/off
#Press button5.
%Whenrear passenger compartment climatecontrol is switched off,the indicator lamp isactivated andOFFis shown ontherearpassenger compartment display.
Switchingthe A/C function on or off viathecontrol panel
The A/C function heats, cools and dehumidifiesthevehicle's interior air.
#PresstheVbutton.
Switch offthe A/C function only brieflyother‐wisethe windowsmayfog up morequickly.
Condensation may drip fromthe underside ofthevehicle when cooling mode is active. This isnot a signthatthere is a malfunction.
Activating/deactivating the A/C function viathe multimedia system
Multimedia system:
,Vehicle.bClimate Control.A/C
The A/C function heats, cools and dehumidifiesthevehicle's interior air.
#Activatesor deactivateSthe function.
Setting climate control inthe front compart‐menttoautomatic mode
In automatic mode,the settemperature isregu‐latedbythetemperature ofthe dispensed airandthe airflow.
#PresstheXbutton.
#Toswitchtomanual mode:pressthe-or

Settingrear passenger compartment climatecontroltoautomatic mode
In automatic mode,the settemperature isregu‐latedbythetemperature ofthe dispensed airandthe airflow.
#Press button3.
Climatestyle
Climatestyle function
In automatic mode,you can selectthefollowingclimatestyle settingsforthe driver's and frontpassenger areas:
RFOCUS:high airflow, slightly cooler setting
RMEDIUM:medium airflow,standard setting
RDIFFUSE:low airflow, slightlywarmer anddraft-free setting
Adjusting the climate mode settingsMultimedia system:
,Vehicle.bClimate Control.Cli-
mate Mode
#SelectDriverand/orPassenger.
#SelectFOCUS,MEDIUMorDIFFUSE.
%Tofeelthe effect ofthe climatestyle,theXfunction must be active (→page160).
Overviewofthe air distribution settings
The symbols onthe display indicate whichventsthe airflowis being directedthrough:
adefrostervents