headrest MERCEDES-BENZ C CLASS 2019 User Guide

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Children in particular could accidentallypressthe electrical seat adjustment buttonsand become trapped.
While movingthe seats, make surethathands orother body parts do notgetunderthe lever assembly ofthe seatadjustment system.
\nWARNINGRisk 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.
Adjustthe headrestraintfore-and-aft position sothat it is as close as possibletothe back ofyourhead.
\nWARNINGRisk 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.
1Seat backrest inclination
2Seat height
3Seat cushion inclination
4Seatfore-and-aft position
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Toadjustthe seat cushion length:lift lever1and slidethe front section ofthe seatcushionforwards or backwards.
Adjusting the front seat electrically
1Headrestraint height
2Seat backrest inclination
3Seat height
4Seat cushion length
5Seat cushion inclination
6Seatfore-and-aft position
Savethe settings withthe memory function(page102).
Adjusting the 4-waylumbar support
1Toraise
2Tosoften
3Tolower
4Toharden
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Using buttons1to4, adjustthe contourofthe backrest individuallytosuityour back.
Headrestraints
Adjusting the front seat headrestraintsmechanically
\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 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.
Adjustthe headrestraintfore-and-aft position sothat it is as close as possibletothe back ofyourhead.
Toraise:pullthe headrestraint up.
Tolower:pressrelease knob1inthe direc‐tion ofthe arrowand pushthe headrestraintdown.Tomoveforwards:pullthe headrestraintforwards.
Tomovebackwards:press and holdreleaseknob2.
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Pressthe headrestraint backwards and letgo ofrelease knob2.
Adjusting the headrestraints oftherearseats mechanically
Toraise:pullthe headrestraint up.
Tolower:pressrelease knob1inthe direc‐tion ofthe arrowand pushthe headrestraintdown.
Installing/removingtherear seat headrestraints
Removal
Releasetherear seat backrest andfold itslightlyforwards (page106).
Pullthe headrestraint upwards asfar as itwill go.
Pushrelease knob1inthe direction ofthearrowand pull outthe headrestraint.
Installing
Insertthe headrestraint suchthatthenotches onthe bar are onthe left whenviewed inthe direction of travel.
Pushthe headrestraint down untilyou hearit engagein position.Foldtherear seat backrest back until itengages.
Configuringthe seat settings
Multimedia system:
©ComfortSeat Comfort
Select a seat.
Adjusting the backrest side bolsters
SelectSide Bolsters.
Adjustthe air cushions.
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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.
Steering wheel
Adjusting thesteering wheel manually
\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,the
steering wheel orthe mirror andfastenyour seat belt.
\nWARNINGRisk of entrapmentforchil‐dren when adjustingthesteering wheel
Children could injurethemselves iftheyadjustthesteering wheel.
Never leavechildren unattended inthevehicle.
When leavingthevehicle, alwaystakethe SmartKeywithyou and lockthevehicle.
Pushrelease lever1down asfar as it willgo.Thesteering column is unlocked.
Adjust height2and distance3tothesteering wheel.Pushrelease lever1up asfar as it will go.Thesteering column is locked.
Check and make surethatthesteering col‐umn is lockedbymovingthesteering wheel.
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\nWARNINGRisk 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.
If somebody becomes trapped, immedi‐atelyreleasethe memory function posi‐tion button.The adjustment process isstopped.
\nWARNINGRisk 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.
StoringSeat adjustmentsfor uptothree people can bestored and called up usingthe memory function.
Thefollowing systems can be selected:
RSeat, backrest and headrestraint
RSteering wheel
ROutside mirrors
RHead-up Display
Setthe seat,thesteering wheel,the Head-upDisplay andthe outside mirrorstothedesired position.
Press memory button M andthen press pre‐set position button1,2 or 3 withinthree sec‐onds.An acoustic signal sounds. The settings arestored.
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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.
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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.
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Foil coveringRadar sensors ......................................171
FragranceseePerfume atomizer
Free software.............................................31
FrequenciesTwo-wayradio ...................................... 422
Frequency bandDialing (on-board computer) ................ 235
Front airbag (driver, front passenger).....40
Front passenger seatsee Seat
Front wheel arch.....................................12 9Installing/removingthe cover .............129
Front wheel archcoverInstalling/removing .............................12 9
Fuel...........................................................427Additives .............................................427E10 ...................................................... 426Fuelreserve......................................... 427Gasoline .............................................. 426Quality (gasoline) ................................ 426Refueling .............................................15 9
sulfur content ...................................... 426Tank content ....................................... 427
Fuel consumptionOn-board computer .............................232
Function seatsee Door control panel
Fuses........................................................ 386Beforereplacing a fuse ........................ 386Dashboard fuse box ............................ 388Fuse assignment diagram ...................386Fuse box inthe engine compartment .. 387Fuse box inthe front-passengerfoot‐well ...................................................... 388Fuse box inthe trunk ........................... 388Notes .................................................. 386
FusesseeFuses
G
Garage door openerClearingthe memory ...........................16 6Opening or closingthe door ................166Programming buttons ..........................16 3Radio equipment approval numbers ....16 6
Resolving problems .............................16 5Synchronizingtherolling code .............164
Gasstation searchStarting automatic search................... 281Switching automatic search on/off ..... 287Using automatic search....................... 287
Gasoline................................................... 426
Gearshiftrecommendation....................157
Genuine parts............................................21
Glide mode...............................................157
GloveboxLocking/unlocking ..............................105
H
Handbrakesee Electric parking brake
Handlingcharacteristics (unusual)....... 390
HANDS-FREEACCESS................................76
Hazardwarning lights.............................125
HeadrestraintFront (adjusting mechanically) .............. 96Rear (installing/removing) .....................97
508Index

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