reset MERCEDES-BENZ C CLASS 2019 Owners Manual

\nWARNINGRisk of accident duetoobjects inthe driver'sfootwell
Objects inthe driver'sfootwell may impedepedal travel or block a depressed pedal.
This jeopardizesthe operating androadsafety ofthevehicle.
Stowall objects inthevehicle securelysothattheycannotgetintothe driver'sfootwell.
Always installthefloor mats securelyand as prescribed in ordertoensurethatthere is always sufficientroomforthe pedals.
Do not use loosefloor mats and do notplacefloor mats ontop of one another.
NOTEBattery discharging from usingdevices connectedtothe diagnosticsconnection
Using devices atthe diagnostics connectiondrainsthe battery.
Checkthechargelevel ofthe battery.
Ifthechargelevel is low,chargethebattery,e.g.bydriving a considerabledistance.
Connecting equipmenttothe diagnostics con‐nection can leadtoemissions monitoring infor‐mation beingreset,forexample. This may leadtothevehiclefailingtomeettherequirements ofthe next emissions inspection duringthe maininspection.
Qualified specialistworkshop
An authorized Mercedes-Benz Center is aquali‐fied specialistworkshop. It hasthe necessaryspecial skills,tools andqualificationstocor‐rectly carryouttheworkrequired onyourvehi‐cle. This particularlyappliestosafety-relevantworks.
Forthefollowing, always haveyourvehiclechecked at an authorized Mercedes-Benz Cen‐ter:
Rsafety-relevantworks
Rservice and maintenancework
Rrepairwork
Rmodifications aswell as installations andconversions
Rworkon electronic components
Mercedes‑Benzrecommends a Mercedes‑Benzservice center.
Correct use ofthevehicle
Ifyouremoveanywarningstickers,you orotherscouldfailtorecognize certain dangers. Leavewarningstickersin position.
Observethefollowing information in particularwhen drivingyourvehicle:
Rthe safety notes inthis manual
Rtechnical dataforthevehicle
Rtrafficrules andregulations
Rlawsand safetystandards pertainingtomotorvehicles
26General notes

Fault memories inthevehicle can beresetby aservice outlet as part ofrepair or maintenancework.
Depending onthe selected equipment,you canimport data intothevehicle's comfort and info‐tainment functionsyourself.
This includes,forexample:
Rmultimedia data such as music,films or pho‐tosfor playbackin an integrated multimediasystem
Raddress book datafor use in connection withan integrated hands-free system or an inte‐grated navigation system
Rentered navigation destinations
Rdata aboutthe use of Internet services
This data can be saved locally inthevehicle or itis located on a device whichyou haveconnectedtothevehicle (e.g. smartphone, USBflash driveor MP3 player). Ifthis data isstored inthevehi‐cle,you can deleteit at any time. This data issenttothird parties only atyourrequest, partic‐ularlywhenyou use online services in accord‐ance withthe settingsthatyou haveselected.
You canstore orchange convenience settings/individualization inthevehicle at any time.
Depending onthe equipment,this includes,forexample:
Rsettingsforthe seat andsteering wheel posi‐tions
Rsuspension and climate control settings
Rcustomizations such as interior lighting
Ifyourvehicle is accordingly equipped,you canconnectyour smartphone or another mobile enddevicetothevehicle.You can controlthisbymeans ofthe control elements integrated inthevehicle. Images and audio fromthe smartphonecan be output viathe multimedia system. Cer‐tain information is simultaneously transferredtoyour smartphone.
Depending onthe type of integration,this caninclude:
Rgeneralvehicle data
Rposition data
This allowsyoutouse selected apps onyoursmartphone, such as navigation or music play‐
back.There is no further interaction betweenthesmartphone andthevehicle; in particular,vehi‐cle data is not directly accessible. Which type offurther data processing occurs is determinedbythe provider ofthe specific app used. Which set‐tingsyou can make, if any,depends onthe spe‐cific app andthe operating system ofyoursmartphone.
Online services
Wireless network connectionIfyourvehicle has a wireless network connec‐tion, it enables datatobeexchanged betweenyourvehicle and additional systems. The wire‐less network connection is enabled viathevehi‐cle's transmission andreception unit or via con‐nected mobile end devices (e.g. smartphones).Online functions can be used viathe wirelessnetwork connection. This includes online serv‐ices and applications/apps providedbythe man‐ufacturer orother providers.
Manufacturer's servicesRegarding online services ofthe manufacturer,the individual functions are describedbythe
General notes29

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.
Automaticreversing function ofthe 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.
\nWARNINGRisk 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)
\nWARNINGRisk 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 sliding sunroof is opened.
RThe panoramic sliding sunroof is opened.
RThe seatventilation ofthe driver's seat isswitched on.
Iftheroller sunblinds ofthe panoramic slidingsunroof are closed,theroller sunblinds areopenedfirst.
Tointerruptconvenience opening:releasethe6button.
Tocontinue convenience opening:pressand holdthe6button again.
Opening and closing81

Convenience closing (closingthevehiclefrom outside)
\nWARNINGRisk of entrapment causedbyinadvertent convenience closing
Whenthe convenience closingfeature isoperating, parts ofthe body could becometrapped inthe closing area ofthe side win‐dow andthe sliding sunroof.
Observethe completeclosing proce‐durewhen using convenience closing.
When closing, makesurethat no bodyparts are inthe closing area.
Press and holdthe7button ontheSmartKey.
Thefollowing functions are performed:
RThevehicle is locked.
RThe side windowsare closed.
RThe sliding sunroof is closed.
RThe panoramic sliding sunroof is closed.
Tointerruptconvenience closing:releasethe7button.
Toclosetheroller sunblinds:press andholdthe7button again.
Convenience closing can also be operatedwithKEYLESS-GO (page 70).
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.
\nWARNINGRisk 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.
82Opening and closing

ProblemPossible causes/consequences andPPSolutions
The sliding sunroof cannotbe closedandyou cannot seethe cause.\nWARNINGRisk of becoming trapped orfatal injurybyclosingthe sliding sunroof again
Ifyou closethe sliding sunroof again immediately after it has been blocked orreset,the sliding sunroofcloses with increasedforce.
Parts ofthe body could become trapped inthe closing area inthe process.
Make surethat no parts ofthe body are inthe closing area.Releasethe button immediately if somebody becomes trapped.
or
Pressthe button in any direction duringthe automatic closing process.The closing process isstopped.
Ifthe sliding sunroof is obstructed during closing andreopens again slightly:
Immediately after automaticreversing, pull and holdtheWbutton down againtothe point ofresist‐ance untilthe sliding sunroof is closed.The sliding sunroof will be closed with increasedforce.
Ifthe sliding sunroof is obstructed again andreopens again slightly:
Repeatthe previousstep.The sliding sunroof will be closed again with increasedforce.
Opening and closing87

Adjusting the seat contour in the lumbarregion ofthe seat backrest (lumbar)
SelectLumbar.
Adjustthe air cushions.
Overview of massageandworkout programs
Massage programs
Thefollowing programs can be selected:
RWave Relaxation
RPulsating Massage
ActiveWorkoutTheAct. Workout BackandAct. Workout Cush-ionprogramsrequireyour active cooperation.Tensing andreleasing also helpstoimprovebloodflowtoyour muscles. Press against a pres‐sure point as soon asyoufeel it.
Selectingthe massage programfor the frontseats
Multimedia system:
VehicleaSeats
SelectDriver's SeatorPassenger.
SelectMassage.
Select a massage program.The massage programrunsfor approximately9to15minutes, depending onthe setting.
Tosetthe massage intensity:switchHighIntensityonsor offS.
Resetting seat adjustments
Multimedia system:
VehicleaSeatsReset
SelectYesorNo.
Depending on whetherthe settingsforthe driveror front passenger seat are selected, onlytheselected seat can bereset.
Switchingthe seat heating on/off
\nWARNINGRisk 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.
Toprotect againstoverheating,the seat heatingmay betemporarily deactivated after it isswitched onrepeatedly.
NOTEDamagetothe seats causedbyobjects or documents whenthe seatheater is switched on
Whenthe seat heater is switched on,over‐heating can occur duetoobjects or docu‐
98Seats andstowing

Tocall up:press and holdtherelevant pre‐set position button1,2 or 3 untilthe frontseat,thesteering wheel, Head-up Displayand outside mirror are inthestored position.
Whenyoureleasethe preset position button,steering wheel,the seat and mirror settingfunctionsstop immediately.The Head-upDisplay continuestobe adjusted.
Stowage areas
Notes on loadingthevehicle
\nDANGERRisk 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.
\nWARNINGRisk 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.
\nWARNINGRisk 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
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.
\nWARNINGRisk of burning fromthetail‐pipe ortailpipe trim
Thetailpipe andtailpipe trim can becomeveryhot. Ifyou come into contact withthesecar parts,you could burnyourself.
104Seats andstowing

Vehicles without a memory function:Movethe driver's or front passenger seatfor‐wards, if necessary.
Vehicles with a memory function:If atleastone section oftherear seat backrest isfoldedforwards,the corresponding front seatwill moveforwards slightly,if necessary,toavoid a collision.
If necessary,fully inserttherear seat back‐restheadrestraints.
Left andright seat backrests:pullthe leftorrightrelease handle1.The corresponding seat backrest willfoldfor‐wards.
Center seat backrest:pullrelease catch3of seat backrest2forwards.
Fold seat backrest2forwards.
If necessary,resetthe driver's or frontpassenger seat.
Foldingtherear seat backrest back
NOTEDamagetothe seat belt
The seat belt could become trapped andthusdamaged whenfolding backthe seat back‐rest.
Make surethatthe seat belt is not trap‐ped whenfolding backthe seat back‐rest.
Movethe driver's or front passenger seatfor‐wards, if necessary.
Seats andstowing107

Removeprotectivefilm1fromthe mainte‐nance display onthe tip ofthe newly instal‐led wiper blades.
Ifthe color ofthe maintenance displaychangesfrom blackto yellow,the wiper blades should bereplaced.
The duration untilthe colorchangesvariesdepending onthe usage conditions.
Mirrors
Operatingthe outside mirrors
\nWARNINGRisk 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.
\nWARNINGRisk of accident duetomis‐judgment of distances when usingthepassenger mirror
The outside mirror onthe front-passengersidereflects objects on a smaller scale. Theobjects in view are infact closerthantheyappear.
As aresult,you may misjudgethe distancebetweenyou andtheroad user drivingbehindyou,forexample, whenchanginglanes.
Therefore, always lookoveryour shoul‐der in ordertoensurethatyou areaware ofthe actual distance betweenyou andtheroad users driving behindyou.
Foldingthe outside mirrorsin/out
Brieflypress switch1.
Resettingthe outside mirrors
Ifthe battery has been disconnected or com‐pletely discharged,the outside mirrorsmustbereset. Onlythen willthe automatic mirrorfolding functionworkproperly.
Brieflypress switch1.
134Light and visibility

Example: trip computer
1Total distance
2Driving time
3Average speed
4Average fuel consumption
Resettingvalues onthe trip menu ofthe on-board computer
On-board computer:
Trip
The spelling onthe main menu displayedmay differ.Therefore, observethe menu
overviewforthe Instrument Display(page 228).
You canresetthevalues ofthefollowing func‐tions:
RTrip distance
RTrip computerFrom StartandFrom Reset
RECO display(page152)
Toselectthe functiontobereset:swipeupwards or downwards onthe left-handTouch Control.
Pressthe left-handTouch Control.
SelectYes.
Pressthe left-handTouch Control.
Ifyou press and holdthe left-handTouch Con‐trol,thevalues ofthe function will beresetimmediately.
Calling up navigation instructions onthe on-board computer
On-board computer:
Navigation
Example: nochange of direction announced
1Distancetothe nextchange of direction
2Distancetothe next destination
3Estimated arrival time at next destination
4Currentroad
Instrument Display and on-board computer233