isofix MERCEDES-BENZ C CLASS 2019 Owners Manual

Genericterm"childrestraint system"
Thegenerictermchildrestraint system is usedinthis Operator's Manual. Achildrestraint sys‐tem is,forexample:
Ra baby car seat
Rarearward-facingchild seat
Raforward-facingchild seat
Rachild booster seat with a backrest and seatbelt guide
Mercedes-Benzrecommends using achildbooster seat with a backrest.
Thechildrestraint system must be appropriatetothe age,weight and size ofthechild.
Observing lawsand legalrequirementsAlways observethe legalrequirements whenusing achildrestraint system inthevehicle.
Observingstandardsforchildrestraint sys‐tems
Allchildrestraint systems must meetthefollow‐ingstandards:
RU.S.Federal MotorVehicle SafetyStandards213 and 225
RCanadian MotorVehicle SafetyStandards213 and210.2
Confirmationthatthechildrestraint systemcomplies withthestandards can befound on aninstruction label onthechildrestraint system.This confirmation can also befound inthe instal‐lation instructionsthat are included withthechildrestraint system.
Detectingrisks,avoiding danger
Securing systemsforchildrestraint systemsinthevehicle
Only usethefollowing securing systemsforchildrestraint systems:
RtheLATCH-type (ISOFIX) mounting brackets
Rthevehicle's seat belt system
RtheTopTether anchorages
Installing aLATCH-type (ISOFIX)childrestraintsystem is preferred.
Simply attachingtothe securingrings onthevehicle canreducetherisk of installingthechildrestraint system incorrectly.
When securing achild withthe integrated seatbelt oftheLATCH-type (ISOFIX)childrestraintsystem, always comply withthe permissiblegrossweightforthechild andchildrestraint sys‐tem (page54).
A booster seat may be necessarytoachieveproper seat belt positioningforchildrenover40 lbs (18kg) inweight or untiltheyreach aheight where athree-point seat belt can beinstalled properlywithout a booster seat.
Mercedes-Benzrecommends a suitablechildbooster seat with a backrest and seat belt guide.
Advantage of arearward-facingchildrestraint systemIt is preferabletotransporta baby or a smallchild in a suitablerearward-facingchildrestraintsystem. Inthis case,thechild sits inthe oppo‐
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site directiontothe direction of travel andfacesbackwards.
Babies and smallchildren havecomparativelyweak neck muscles inrelationtothe size andweight oftheir head. Therisk of injurytothe cer‐vical spine during an accident can bereduced inarearward-facingchildrestraint system.
Always secure achildrestraint system cor‐rectly
\nWARNINGRisk of injuryor death causedbyincorrect installation ofthechildrestraint system
Ifthechildrestraint system is incorrectlyinstalled on a suitable seating position, itcannot performits intended protective func‐tion.
Thechild cannot berestrained intheevent ofan accident, heavy braking or a suddenchange of direction.
Always comply withthe manufacturer'sinstallation instructionsforthechildrestraint system and its correct use.
Makesurethatthe entire base ofthechildrestraint system alwaysrests onthe sitting surface ofthe seat.
Never place objects under or behindthechildrestraint system, e.g. cush‐ions.
Always usechildrestraint systems withthe original cover designedforthem.
Alwaysreplace damaged coverswithgenuine covers.
\nWARNINGRisk of injuryor death fromunsecuredchildrestraint systems inthevehicle
Ifthechildrestraint system is not correctlyinstalled or secured, it couldrelease intheevent of an accident, sudden braking or asuddenchange in direction.
Thechildrestraint system could beflungaround and hitvehicle occupants.
Always installchildrestraint systemscorrectly,even when not in use.
Always comply withthechildrestraintsystem manufacturer's installationinstructions.
RAlways observethechildrestraint systemmanufacturer's installation and operatinginstructions aswell asthevehicle-specificinformation:
-InstalltheLATCH-type (ISOFIX)childrestraint system ontherear seat(page54).
-Securethechildrestraint system withtheseat belt ontherear seat(page 58).
-Securethechildrestraint system withtheseat belt onthe front passenger seat(page 60). Observethe specificinstructionsfortherearward-facing andforward-facingchildrestraint systems(page 59).
Ifthe front passenger seat is occupied,ensure, bothbefore and duringthe jour‐ney,thatthestatus ofthe front
50Occupant safety

Overview of suitable seats inthevehiclefor installing achildrestraint system
Securing systemsforchildrestraint systems
Vehicle seat
Left/rightrear seatPreferred securing system:
LATCH-type (ISOFIX)child seat securing sys‐tem
Also secureTopTether if present(page 56)
Alternative securing system:
RVehicle seat belt
Front passenger seatSecuring system:
RVehicle seat belt
Be suretoobserve:
RIfthe front passenger seat is occupied, ensure,bothbefore and duringthe journey,thatthesta‐tus ofthe front passenger front airbag is correctforthe current situation (page44).
RNotes on automatic front passenger front airbagshutoff (page 43).
Centerrear seatSecuring system:
RVehicle seat belt
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Activating/deactivating the seat belt'schildspecial seat beltretractor
\nWARNINGRisk of injuryor death if aseat belt is unfastened whilethevehicleis in motion
Ifthe seat belt isreleased whilethevehicle isin motion,thechildrestraint system is nolonger correctly secured. Thechild seatsafetyfeature is deactivated andthe seatbelt is drawn in a bitbythe inertiareel.
It istherefore not possibletoengagethe seatbelt again.
Pullover andstopthevehicle safely assoon as possible, paying attentiontoroad and traffic conditions.
Activatethechild seat safetyfeatureagain and correctly securethechildrestraint system.
When enabled,the special seat beltretractorensuresthatthe seat belts ofthe frontpassenger seat andrear seats do not slackenoncethechildrestraint system is secured.
The seat belts onthefollowing seats are equip‐ped with a special seat beltretractor:
RFront passenger seat
RRear seats
Toinstall achildrestraint system:wheninstalling achildrestraint system, alwaysobservethe manufacturer's installation andoperating instructions aswell asthe informa‐tion inthis Operator's Manual.Pullthe seat belt smoothly fromthe seat beltoutlet.
Engagethe seat belttongue inthe seat beltbuckle.Toactivatethe special seat beltretrac‐tor:pullthe seat belt out fully and lettheinertiareelretract it again.Whenthe special seat beltretractor is activa‐ted,you should hear aratcheting sound.
Pushthechildrestraint system down untilthe seat belt sits tightly.Todeactivate the special seat beltretrac‐tor:presstherelease button ofthe seat beltbuckle.
Holdthe seat belttongue and guide backtothe seat belt outlet.
InstallingtheLATCH-type (ISOFIX)childrestraint system ontherear seat
InstallingtheLATCH-type (ISOFIX)childrestraint system ontherear seat
\nWARNINGRisk of injuryiftherearbenchseat/rear seat and seat backrestare not engaged
Iftherear benchseat/rear seat and seatbackrest are not engagedtheycouldfoldfor‐wards, e.g. when braking suddenly or intheevent of an accident.
RIfthis isthe case,thevehicle occupantwould beforced intothe seat beltbytherear benchseat/rear seat orbythe seatbackrest. The seat belt cannotprotect asintended and couldresult in additionalinjury.
54Occupant safety

RObjects or loads inthe trunk/cargo com‐partment cannotberestrainedbytheseat backrest.
Make surethatthe seat backrest andtherear benchseat/rear seat areengaged beforeeverytrip.
Iftherear seat backrest is not engaged andlocked,thered lockverification indicator will bevisible.
\nWARNINGRisk of injuryor death ifthepermissible gross mass ofthechild andchildrestraint system isexceeded
ForLATCH-type (ISOFIX)childrestraint sys‐tems in whichthechild is secured usingtheintegrated seat belt inthechildrestraint sys‐tem,the permissible gross mass ofthechildandchildrestraint system is73lb (33kg).
Ifthechild andthechildrestraint systemtogetherweigh morethan73lb (33kg),theLATCH-type (ISOFIX)childrestraint systemwith integrated seat belt does not offer suffi‐
cient protection. Anexcessive load may beplaced ontheLATCH-type (ISOFIX)child seatattachments andthechild may not berestrained intheevent of an accident,forexample.
Ifthechild andthechildrestraint sys‐temtogetherweigh morethan73lb(33kg), useonly aLATCH-type (ISOFIX)childrestraint systemthat securesthechild withthevehicle seat belt.
Also securethechildrestraint systemwiththeTopTether belt, ifavailable.
Always comply withthe information aboutthemass ofthechildrestraint system:
Rinthe manufacturer's installation and operat‐ing instructionsforthechildrestraint systemused
Ron a label onthechildrestraint system, ifpresent
Regularlycheckthatthe permissible gross massofthechild andchildrestraint system isstillcomplied with.
Whenyou are installing achildrestraint system,observethefollowing:
sAlways observethe correct use andthe suit‐ability ofthe seatsfor attaching achildrestraint system.
sAlways comply withthe manufacturer'sinstallation and operating instructionsforthechildrestraint system used.
sMake surethatthechild'sfeetdo nottouchthe front seat. If necessary,movethe frontseatforward slightly.
Whenyou are installing aLATCH-type(ISOFIX)childrestraint system, observethefol‐lowing:
sWhenyou are using a Group 0/0+ babycar seat and a Group 1rearward-facingchildrestraint system on arear seat:adjustthe front seat sothatthe seat doesnottouchthechildrestraint system.
sWhenyou are using a Group 1forward-facingchildrestraint system:removetheheadrestraint fromtherespective seat, if
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possible. In addition,the seat backrest ofthechildrestraint system must, asfar aspossible, lieflat againstthe backrest ofthevehicle seat.
Afterthechildrestraint system has beenremoved,replacethe headrestraints againimmediately and adjustthem correctly.
sFor certainchildrestraint systems inweightgroup 2 or 3,there may berestrictions inthe maximum size setting, e.g. duetopossi‐ble contact with theroof.
sThechildrestraint system must not beten‐sioned betweentheroof andthe seat cush‐ion and/or be installedfacingthe wrongdirection. Where possible, adjustthe seatcushion inclination accordingly.
sThechildrestraint system must not be putunderstrainbythe headrestraints.Adjustthe headrestraints accordingly.
1LATCH-type (ISOFIX) mounting bracket
Beforeevery trip, make surethattheLATCH-type(ISOFIX)childrestraint system is engaged cor‐rectly in bothmounting brackets inthevehicle.
NOTEBe careful nottodamagethe seatbeltforthe center seat when installingthechildrestraint system
Make surethatthe seat belt is not trap‐ped.
AttachtheLATCH-type (ISOFIX)childrestraint systemtobothmounting bracketsinthevehicle.
SecuringTopTether
\nWARNINGRisk of injuryor death iftherear seat backrests are not locked afterinstallingTopTether belts
Iftherear seat backrests are not locked,theycouldfoldforwards intheevent of an acci‐dent or during braking or suddenchanges ofdirection.
As aresult,childrestraint systems cannotperformtheir intended protective function.Rear seat backreststhat are not locked can
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also cause additional injuries, e.g. intheevent of an accident.
Always lockrear seat backrests afterinstallingTopTether belts.
Observethe lockverification indicator.
Iftherear seat backrest is not engaged andlocked,thered lockverification indicator will bevisible.Ifthechildrestraint system is equippedwith aTopTether belt:
Therisk of injury can bereducedbyTo pTether. TheTopTether beltfacilitates anadditional connection betweenthechildrestraint system attached withLATCH-type (ISOFIX) andthevehicle.If necessary,moveheadrestraint1upwards (page97).
Fold up cover2ofTopTether anchorage3.
InstalltheLATCH-type (ISOFIX)childrestraintsystem withTopTether. Always comply withthechildrestraint system manufacturer'sinstallation instructions when doing so.
GuideTopTether belt4under headrestraint1betweenthe two headrestraintbars.
HookTopTether hook5ofTopTether belt4without twisting intoTopTether anchor‐age3.
TensionTopTether belt4. Always complywiththechildrestraint system manufactur‐er's installation instructions when doing so.
Fold down cover2ofTopTether anchorage3.
If necessary,slide headrestraint1down‐wards (page97). Make surethatyou
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Calls.......................................................... 308Accepting ............................................ 308Activating functions during a call ........ 308Calls withseveral participants .............308Declining ............................................. 308Ending a call ........................................ 308Incoming call during anexisting call .... 309Making ................................................ 308Viatheoverhead control panel(Mercedes me connect) .......................319
Camerasee 360° CameraseeRear view camera
Carkeysee SmartKey
Carwashsee Care
Carwash (care)....................................... 359
Care..........................................................365Air-water duct ...................................... 358Automatic carwash ............................. 359Carpet .................................................365Decorativefoil .....................................362Display................................................ 365
EASY-PACK trunk box .......................... 365Exterior lighting ................................... 364Headliner ............................................. 365Mattefinish ......................................... 361Paintwork............................................ 361Plastic trim .......................................... 365Powerwasher ...................................... 359Realwood/trim elements ...................365Rear view camera ................................ 364Seat belts ............................................ 365Seat cover ........................................... 365Sensors ............................................... 364Tailpipes .............................................. 364Washingbyhand ................................. 360Wheels/rims ....................................... 364Windows.............................................. 364Wiper blades .......................................364
Cargo tie-downrings...............................109
Carpet (Care)...........................................365
Change of address....................................23
Change ofownership................................ 23
Changing a wheelPreparation ..........................................41 5Raisingthevehicle ...............................416
Changing bulbs........................................12 8Notes ...................................................12 8Overview .............................................12 9Reversing lights ...................................131Turnsignal lights (rear) ........................131
Changinggears........................................15 6Manually ..............................................156
Changing hub caps..................................416
Character entryOnthetouchpad .................................263Usingthe controller ............................. 262
ChargingBattery (vehicle) ..................................379
Child safety lockActivating/deactivating (multimediasystem) ............................................... 269Rear door ...............................................61Rear side windows................................. 62
Child seatAttaching (notes) ................................... 53Basic instructions ..................................48front-passenger seat (notes) ................. 59LATCH-type (ISOFIX) (installing) ............54Notes onrisks and dangers ...................49
498Index

Language.................................................269Notes .................................................. 269Setting .................................................269
LATCH-type (ISOFIX)child seat secur‐ing systemInstalling ................................................54
Level control systemsee AIRMATIC
Light switchOverview .............................................122
Lightingsee Interior lightingsee Lights
Lights........................................................12 2Adaptive Highbeam Assist ...................125Adjustingthe instrument lighting ......... 231Automatic driving lights .......................12 3Changing bulbs ....................................12 8Combination switch.............................124Cornering light function .......................12 5Hazardwarning lights ..........................12 5Headlamprange ..................................12 3High beam ...........................................124High-beamflasher ...............................124
Light switch .........................................122Low-beam headlamps ..........................12 2Parking lights .......................................122Rearfog lamp ......................................12 2Responsibilityfor lighting systems .......122Settingtheexterior lighting switch-off delay time .......................................127Settingthe surround lighting ...............127Standing lights .....................................122Turnsignals .........................................124
LimitedWarrantyVehicle ...................................................27
LiveTraffic InformationDisplaying subscription information .... 294Displayingthe traffic map ...................294Displaying traffic incidents .................. 295Extending a subscription ..................... 294Issuing hazard alerts ........................... 295
Load index (tires).................................... 406
Load-bearing capacity (tires)................. 406
Loading.....................................................109Bag hook .............................................109Cargo tie-downrings ...........................109Definitions ...........................................409
Notes ...................................................104Roof carrier ..........................................11 3Stowage space underthe trunkfloor ...11 3
Loading guidelines..................................104
Loading information table...................... 399
LoadsSecuring ..............................................104
Locator lightingsee Surround lighting
Locking/unlockingActivating/deactivatingthe auto‐matic lockingfeature .............................71Emergencykey ......................................72KEYLESS-GO .......................................... 70Unlocking and opening doors fromthe inside ..............................................69
Low-beam headlampsReplacing bulbs ...................................130Switching on/off .................................12 2
Lubricant additivesseeAdditives
LuggageLuggage net .........................................109
Index511