2019 MERCEDES-BENZ C CLASS key

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.
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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.
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ProblemPossible causes/consequences andPPSolutions
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.
The side windowscannot be opened orclosed usingthe convenience openingfeature.
The SmartKeybattery is discharged or nearly discharged.
Checkthe battery usingthe batterycheck lamp andreplace if necessary (page 66).
Sliding sunroof
Opening and closingthe sliding sunroof
Theterm"sliding sunroof" alsoreferstothepanoramic sliding sunroof.
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\nWARNINGRisk of becoming trappedwhile opening and closingthe slidingsunroof
During opening and closing, parts ofthebody couldgetcaught inthe sweep ofthesliding sunroof.
When opening or closing, make surethat no body parts are inthe sweep.Releasethe button immediately ifsomebody becomes trapped.
or
Pressthe button in any direction duringthe automatic opening/closing process.The opening/closing process isstop‐ped.
\nWARNINGRisk of becoming trapped ifthe sliding sunroof is operatedbychil‐dren
Children operatingthe sliding sunroof couldgetcaught inthe moving parts, particularly ifunattended.
Never leavechildren unattended inthevehicle.
When leavingthevehicle, alwaystakethekey withyou and lockthevehicle.
\nWARNINGRisk of becoming trappedwhile opening and closingtheroller sunblind
When opening or closing, make surethat nobody parts become trapped betweentheroller sun blind and frame orthe sliding sun‐roof.
When opening or closing, make surethat no body parts are inthe sweep oftheroller sun blind.Releasethe button immediately ifsomebody becomes trapped.
or
Pressthe button in any direction duringthe automatic opening/closing process.The opening/closing process isstop‐ped.
NOTEMalfunction causedbysnow andice
Snow and ice may leadtoa malfunction ofthe sliding sunroof.
Only openthe sliding sunroof if it is freeof snow and ice.
NOTEDamagecausedbyprotrudingobjects
Objectsthat protrude fromthe sliding sun‐roof may damagethe sealingstrips.
Do not allow anythingtoprotrude fromthe sliding sunroof.
NOTEImportant pointstorememberwhen aroofrackis installed
When aroofrackis installed,raising or open‐ingthe sliding sunroof may be limited.
Check whetherthe sliding sunroof canberaised or opened when aroofrackisinstalled.
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ProblemPossible causes/consequences andPPSolutions
Vehicles without a panoramic slid‐ing sunroof:The sliding sunroof doesnot operate smoothly.
PushtheWbutton uptothe point ofresistance untilthe sliding sunroof is fully open.
PresstheWbuttonfor another second.
Closethe sliding sunroof.
Vehicles with a panoramic slidingsunroof:The sliding sunroof ortheroller sunblind does not operatesmoothly.
Pulland holdtheWbutton littlebylittle untilthe sliding sunroof is fully closed.
Pull and holdtheWbutton littlebylittle untiltheroller sunblind is fully closed.
Use automatic operationtofully open andthen closethe sliding sunroof.
Anti-theft protection
Function ofthe immobilizer
The immobilizer preventsyourvehicle from beingstarted withoutthe correct SmartKey.
The immobilizer is automatically activated whenthe ignition is switched off and deactivated whenthe ignition is switched on.
When leavingthevehicle, alwaystakethe Smart‐Key withyou and lockthevehicle. Anyone canstartthe engine if avalid SmartKeyhas been leftinsidethevehicle.
Intheeventthe engine cannotbestarted(yetthevehicle’sstarter battery ischarged),the system is not operational. Contact anauthorized Mercedes-Benz Center or call1-800-FOR-MERCedes (inthe USA) or1-800-387-0100(in Canada).
ATA(anti-theft alarmsystem)
Function oftheATAsystem
IftheATAsystem is armed, a visual and audiblealarm is triggered inthefollowing situations:
Rwhen a door is opened
Rwhenthe trunk lid is opened
Rwhenthe hood is opened
TheATAsystem is armed automatically afterapproximatelyten seconds inthefollowing situa‐tions:
Rafter lockingthevehicle withthe SmartKey
Rafter lockingthevehicle using KEYLESS-GO
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Indicator lamp1flashes whentheATA systemis armed.
TheATA system is deactivated automatically inthefollowing situations:
Rafter unlockingthevehicle withthe SmartKey
Rafter pressingthestart/stop button withtheSmartKeyinthestowage compartment(page145)
Rafter unlockingthevehicle using KEYLESS-GO
Whenthe Mercedes‑Benz emergency callsystem is active andthe alarmstays onformorethan 30 seconds, a message is auto‐matically senttothe Customer AssistanceCenter (page322).
DeactivatingtheATAPressthe6,7or

Seats
Adjusting the front seat mechanically andelectrically (without Seat ComfortPackage)
\nWARNINGRisk of becoming trapped ifthe seats are adjustedbychildren
Children could become trapped iftheyadjustthe seats, particularly when unattended.
When leavingthevehicle, alwaystakethe SmartKeywithyou and lockthevehicle.
Never leavechildren unattended inthevehicle.
The seats can be adjusted whenthe ignition isswitched off.
\nWARNINGRisk of becoming trappedwhen adjustingthe seats
Whenyou adjust a seat,you orothervehicleoccupants could become trapped, e.g. ontheseat guiderail.
When adjusting a seat, make surethatno one has any body parts inthe sweepofthe seat.
Observethe safety notes on "Airbags" and "Chil‐dren inthevehicle".
\nWARNINGRisk of accident duetothedriver's seat not being engaged
Ifthe driver's seat is not engaged, it couldmoveunexpectedly whilethevehicle is inmotion.
This could causeyoutolose control ofthevehicle.
Always make surethatthe driver's seatis engaged beforestartingthevehicle.
\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 becoming trapped ifthe seat height is adjusted carelessly
Ifyou adjustthe seat height carelessly,youorothervehicle occupants could be trappedandthereby injured.
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1Seat backrestinclination
2Seat height
3Seatfore-and-aft position
Toadjustthe seatfore-and-aft position:lift lever3and slidethe seat intothedesired position.
Make surethatthe seat is engaged.
Adjusting the front seat mechanically andelectrically
\nWARNINGRisk of becoming trapped ifthe seats are adjustedbychildren
Children could become trapped iftheyadjustthe seats, particularly when unattended.
When leavingthevehicle, alwaystakethe SmartKeywithyou and lockthevehicle.
Never leavechildren unattended inthevehicle.
The seats can be adjusted whenthe ignition isswitched off.
\nWARNINGRisk of becoming trappedwhen adjustingthe seats
Whenyou adjust a seat,you orothervehicleoccupants could become trapped, e.g. ontheseat guiderail.
When adjusting a seat, make surethatno one has any body parts inthe sweepofthe seat.
Observethe safety notes on "Airbags" and "Chil‐dren inthevehicle".
\nWARNINGRisk of accident duetothedriver's seat not being engaged
Ifthe driver's seat is not engaged, it couldmoveunexpectedly whilethevehicle is inmotion.
This could causeyoutolose control ofthevehicle.
Always make surethatthe driver's seatis engaged beforestartingthevehicle.
\nWARNINGRisk of becoming trapped ifthe seat height is adjusted carelessly
Ifyou adjustthe seat height carelessly,youorothervehicle occupants could be trappedandthereby injured.
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