child seat MERCEDES-BENZ C CLASS 2019 Owners Manual

Publication details
InternetFurther information about Mercedes-Benzvehi‐cles and about DaimlerAGcan befound onthefollowingwebsites:
http://www.mbusa.com (USAonly)
http://www.mercedes-benz.ca (Canada only)
Documentationteam©DaimlerAG:not tobereprinted, translated orotherwisereproduced, in whole or in part, with‐out written permission from DaimlerAG.
VehiclemanufacturerDaimlerAG
Mercedesstrasse137
70327Stuttgart
Germany
Front passenger airbagwarning
Example
\nWARNINGRisk of injuryorfatalinjuriesifthefront-passengerairbag is enabled
Ifthefront-passengerfront airbag is enabled,achild onthefront-passengerseat maybestruckbythefront-passengerairbag duringan accident.
NEVER usearearward-facingchildrestraintsystem onaseat withanENABLED FRONTAIRBAG,DEATH or SERIOUS INJURYtotheCHILD can occur.
Observethechapter"Childreninthevehicle".
As at17.04.2018

Symbols........................................................5
Ataglance....................................................6Cockpit ........................................................... 6Warning and indicator lamps ........................10Overhead control panel ................................14Door control panel and seat adjustment .......16Emergencies and breakdowns ......................18
Digital Operator's Manual.........................20Calling upthe Digital Operator's Manual ...... 20
General notes.............................................21Protectingthe environment ..........................21Genuine Mercedes-Benz parts ......................21Operator's Manual ........................................22Service andvehicle operation ......................23Operating safety ...........................................24Declaration of conformityfor wirelessvehicle components .....................................25Diagnostics connection ................................ 25Qualified specialistworkshop ....................... 26Correct use ofthevehicle ............................26
Problems withyourvehicle ...........................27Reporting safety defects ...............................27LimitedWarranty ..........................................27QR codeforrescue card ...............................28Datastorage .................................................28Copyright ......................................................31
Occupant safety.........................................33Restraint system ...........................................33Seat belts ..................................................... 36Airbags ......................................................... 40
PRE-SAFE®system .......................................47Safely transportingchildren inthevehi‐cle ................................................................48Notes on pets inthevehicle .........................62
Opening and closing..................................64SmartKey......................................................64Doors............................................................ 69Trunk ............................................................73Roller sun blinds ...........................................78Side windows............................................... 80Sliding sunroof ............................................. 83Anti-theft protection .....................................88
Seats andstowing.....................................90Notes onthe correct driver's seat posi‐tion ............................................................... 90Seats ............................................................91Steering wheel ............................................100Easy entry andexitfeature .........................101Operatingthe memory function ..................102Stowage areas ............................................104Cup holder ..................................................11 5Ashtrayand cigarettelighter .......................116Sockets .......................................................11 8Wirelesscharging ofthe mobile phoneand connection withtheexterior antenna ...11 9Installing/removingthefloor mats .............120
Light and visibility...................................12 2Exterior lighting ..........................................12 2Interior lighting ...........................................127Changing bulbs (onlyforvehicles withhalogen headlamps) ....................................12 8Windshield wiper and windshieldwashersystem ........................................................13 2Mirrors........................................................13 4Operatingthe sun visors .............................137
2Contents

1Operatesthe memory function→102
2Adjuststhe seats electrically→95
3Switchesthe seat heater on/off→98
4Switchesthe seatventilation on/off→99
5Operatesthe outside mirrors→13 4
6Opens/closesthe trunk lid→73
7bOpens/closestheright side window→80
8bOpens/closesthe left side window→80
9bOpens/closestherearright side win‐dow
→80
AbOpens/closestherear left side window→80
BChild safety lockfortherear side windows→62
COpensthe door→69
D76Locks/unlocksthevehicle→69
EAdjuststhe 4-waylumbar support→95
FSetsthe seatfore-and-aft adjustment→91
GSeat adjustment usingthe multimedia system→97
HAdjuststhe headrestraints→96
IAdjuststhe seat height→91
JAdjuststhe seat backrest inclination→91
Ataglance – Door control panel and seat adjustment17

Restraint system
Protectionbytherestraint system
Therestraint system includesthefollowing com‐ponents:
RSeat belt system
RAirbags
RChildrestraint system
RChild seat securing system
Therestraint system canreducetherisk ofvehi‐cle occupants coming into contact with parts ofthevehicle's interior intheevent of an accident.Therestraint system can alsoreducetheforcestowhichvehicle occupants are subjected intheevent of an accident.
Only a seat belt which isworncorrectly can pro‐videthe intended level of protection. Dependingonthe detected accident situation, EmergencyTensioning Devices and/or airbags supplement acorrectlywornseat belt. EmergencyTensioningDevices and/or airbags are not deployed ineveryaccident.
Fortherestraint systemtoprovide its full protec‐tion, each occupant must observethefollowing:
RFastenthe seat belt correctly.
RBe in an almost upright position withtheirback againstthe seat backrest.
RSit withtheirfeetresting onthefloor, if pos‐sible.
RAlways secure persons under 5ft(1.50 m)tall in an additionalrestraint system suitablefor Mercedes-Benzvehicles.
However,no systemavailabletoday can com‐pletelyeliminate injuries andfatalities ineveryaccident situation. In particular,the seat beltand airbaggenerally do not protect againstobjects penetratingthevehicle fromthe outside.Therisk of an injuryresulting from airbagdeployment also cannot beruled out entirely.
Limited protection fromtherestraint system
\nWARNINGRisk of injuryor death frommodificationstotherestraint system
Therestraint system can no longer functioncorrectly after alterations havebeen made.
Therestraint system maythen not protectthevehicle occupants as intendedbyfailingin an accident or triggering unexpectedly,forexample
Never alterthe parts oftherestraintsystem.
Nevertamper withthe wiring or anyelectronic component parts ortheirsoftware.
If it is necessarytoadjustthevehicletoaccom‐modate a person with disabilities, contact anauthorized Mercedes-Benz Centerfor details.
USA only:for further information contact ourCustomer Assistance Center at1-800-FOR-MERCedes (1‑800‑367‑6372).
Occupant safety33

Seat belts
Protection providedbythe seat belt
Alwaysfastenyour seat belt correctlybeforestarting a journey.A seat belt can only providethe best level of protection if it isworncorrectly.
\nWARNINGRisk of injuryor death duetoincorrectlyfastened seat belt
Ifthe seat belt is notworncorrectly, it can‐not performits intended protective function.
In addition, an incorrectlyfastened seat beltcan also cause injuries,forexample, intheevent of an accident or when braking orchanging direction suddenly.
Always ensurethat allvehicle occu‐pants havetheir seat beltsfastenedcorrectly and are sitting properly.
Always observethe instructions aboutthe cor‐rect driver's seat position and adjustingthe seat(page 90).
In orderforthe correctlywornseat belttopro‐videthe intended level of protection, eachvehi‐cle occupant must observethefollowing infor‐mation:
RThe seat belt must not be twisted and mustfit tightly and snugly acrossthe body.
RThe seat belt must berouted acrossthe cen‐ter ofthe shoulder and as low down acrossthe hips as possible.
RThe shoulder section ofthe seat belt shouldnottouchyour necknor berouted underyour arm or behindyour back.
RAvoidwearing bulky clothing, e.g. a wintercoat.
RPushthe lap belt down asfar as possibleacrossyour hips and pull tight withthe shoul‐der section ofthe belt. Neverroutethe lapbelt acrossyour abdomen.
RNeverroutethe seat belt across sharp, poin‐ted, abrasive or fragile objects.
ROnly one person should use each seat belt atany one time. Never allowbabies andchil‐drentotravel sitting onthe lap of anothervehicle occupant.
RNever secure objects with a seat belt iftheseat belt is also being usedbyone ofthevehicle's occupants. Always observetheinstructionsfor loadingthevehicle whensecuring objects, luggage or loads(page104).
Also ensurethat no objects, e.g. a cushion,areever placed between a person andtheseat.
The seat belts onthefollowing seats are equip‐ped with a special seat beltretractor:
Rfront-passenger seat
RRear seats
Activate or deactivatethe special seatbeltretractor (page54).
Ifchildren are traveling inthevehicle, be suretoobservethe instructions and safety notes on"Children inthevehicle" (page 49).
36Occupant safety

Protectionbythe airbags
Depending onthe accident situation, an airbagmay supplementthe protection offeredbya cor‐rectlyfastened seat belt.
\nWARNINGRisk of injuryor death duetoincorrect seat position
Ifyou deviate fromthe correct seat position,the air bag cannotperformits intended pro‐tective function and deployment mayevencause further injuries.
Toavoid hazardous situations, always makesurethat allvehicle occupants:
RHavetheir seat beltfastened correctly,including pregnantwomen.
RAre seated properly andthat distancetothe air bags is as large as possible.
RObservethefollowing information.
Always make surethatthere are noobjects betweenthe air bag andthevehicle occupant.
Toavoidtherisksresulting fromthe deploymentof an airbag, eachvehicle occupant mustobservethefollowing information:
RBeforestartingyour journey,adjustyour seatcorrectly;the driver's seat and front-passenger seat should be moved asfar backas possible.
When doing so, always observethe informa‐tion onthe correct driver's seat position(page90).
ROnly holdthesteering wheelbythesteeringwheelrim. This allowsthe airbagtobe fullydeployed.
RAlways lean againstthe seat backrest whenthevehicle is in motion. Do not leanforwardsor againstthe door or side window.You mayotherwise be inthe deployment area oftheairbags.
RAlwayskeepyourfeetonthefloor. Do notputyourfeetonthe cockpit,forexample.Yourfeetmayotherwise be inthe deploy‐ment area ofthe airbag.
RIfchildren are traveling inthevehicle,observethe additional notes(page 49).
RAlwaysstowand secure objects correctly.
Objects inthevehicle interior may prevent anairbag from functioning correctly.Eachvehicleoccupant must always make sure ofthefollow‐ing:
RThere are no people, animals or objectsbetweenthevehicle occupants and an air‐bag.
RThere are no objects betweenthe seat, doorand door pillar (B-pillar).
RThere are no hard objects, e.g. coat hangers,hanging onthe grab handles or coat hooks.
RThere are no accessory parts, such as PNDs(PersonalNavigation Devices), mobilephones or cup holders attachedtothevehi‐cle withinthe deployment area of an airbag,e.g. onthe cockpit, on doors, side windowsor side paneling.
In addition, no connecting cable,tensioningstrap orretainingstrap may berouted
Occupant safety41

Status ofthe front passenger front airbag
Function ofthe automatic front passengerfront airbag shutoffThe automatic front passenger front airbag shut‐off is abletodetect whetherthe front passengerseat is occupiedbya person or achildrestraintsystem. The front passenger front airbag is ena‐bled or disabled accordingly.
When installing achildrestraint system onthefront passenger seat, always make sure ofthefollowing:
REnsurethatthechildrestraint system is posi‐tioned correctly (page48).
RAlways observethechildrestraint systemmanufacturer's installation instructions.
RNever place objects, e.g. cushions, under orbehindthechildrestraint system.
RFullyretractthe seat cushion length adjust‐ment.
RThe entire base ofthechildrestraint systemmust alwaysrestonthe seat cushion ofthefront passenger seat.
RThe backrest oftheforward-facingchildrestraint system must lie asflat as possibleagainstthe backrest ofthe front passengerseat.
RThechildrestraint system must nottouchtheroof or be put understrainbythe headrestraints.Adjustthe seat backrest inclina‐tion andthe headrestraint setting accord‐ingly.
\nWARNINGRisk of injuryor death duetoobjects betweenthe sitting surface andthechildrestraint system
Objects betweenthe sitting surface andthechildrestraint system could affectthe func‐tion ofthe automatic front passenger airbagshutoff.
This couldresult inthe front passenger air‐bag not functioning as intended during anaccident.
Do not place any objects betweenthesitting surface andthechildrestraintsystem.
The entire base ofthechildrestraintsystem must alwaysrestonthe sittingsurface ofthe front passenger seat.
The backrest oftheforward-facingchildrestraint system must, asfar as possi‐ble, beresting onthe seat backrest ofthe front passenger seat.
Always comply withthechildrestraintsystem manufacturer's installationinstructions.
A person onthe front passenger seat mustobservethefollowing information:
RFasten seat belts correctly (page36).
RSit in an almost upright seat position withtheir back againstthe seat backrest.
RSit withtheirfeetresting onthefloor, if pos‐sible.
The front passenger front airbag mayotherwisebe disabledbymistake,forexample inthefol‐lowing situations:
RThe front passenger transferstheirweightbysupportingthemselves on avehicle armrest.
Occupant safety43

RThe front passenger sits in such awaythattheirweight israised fromthe sitting sur‐face.
\nWARNINGRisk of injuryor death duetodeactivated front passenger airbag
IfthePASSENGER AIRBAG OFF indicatorlamp is lit,the front passenger airbag is disa‐bled. It will not be deployed intheevent ofan accident and cannotperformits intendedprotective function.
A person inthe front passenger seat couldthen,forexample, come into contact withthevehicle interior, especially ifthe person issittingtoo closetothe cockpit.
Ifthe front passenger seat is occupied,always ensurethat:
RThe classification ofthe person inthefront passenger seat is correct andthefront passenger airbag is enabled or disa‐bled in accordance withthe person inthefront passenger seat.
RThe front passenger seat has been movedasfar back as possible.
RThe person is seated correctly.
Ensure, bothbefore and duringthe jour‐ney,thatthestatus ofthe frontpassenger airbag is correct.
Ifthe front passenger seat is occupied,the clas‐sification ofthe person orchildrestraint systemonthe front passenger seattakes place afterthefront passenger front airbag shutoff self-test.ThePASSENGER AIRBAG indicator lamps dis‐playthestatus ofthe front passenger front air‐bag.
Always observethe notes onthe function ofthePASSENGER AIRBAG indicator lamps(page44).
Function ofthePASSENGER AIRBAG indica‐tor lamps
Self-testof automatic front passenger frontairbag shutoffWhenthe ignition is switched on, a self-test isperformed during whichthe twoPASSENGERAIRBAG ON and OFF indicator lamps light upsimultaneously.
44Occupant safety

Thestatus ofthe front passenger front airbag isdisplayed afterthe self-test:
RPASSENGER AIRBAG ON lights upfor60 seconds, subsequently bothindicatorlamps are off (PASSENGER AIRBAG ON andOFF):the front passenger front airbag is abletodeploy intheevent of an accident.
RPASSENGER AIRBAG OFF lights up continu‐ously:the front passenger front airbag is dis‐abled. It willthen not be deployed intheevent of an accident.
IfthePASSENGER AIRBAG ON indicator lamp isoff, onlythePASSENGER AIRBAG OFF indicatorlamp shows thestatus ofthe front passengerfront airbag. ThePASSENGER AIRBAG OFF indi‐cator lamp may be lit continuously or be off.
IfthePASSENGER AIRBAG OFF indicator lampandtheurestraint systemwarning lamplight up simultaneously,the front passenger seatmay not be used. Also inthis case, do not installachildrestraint system onthe front passengerseat. Haveautomatic front passenger front air‐bag shutoffchecked andrepaired immediately ataqualified specialistworkshop.
Status displayIfthe front passenger seat is occupied, ensure,bothbefore and duringthe journey,thatthesta‐tus ofthe front passenger front airbag is correctforthe current situation.
After installing arearward-facingchildrestraint system onthe front passengerseat:PASSENGER AIRBAG OFF must be lit con‐tinuously.
\nWARNINGRisk of injuryor death fromusing arearward-facingchildrestraintsystem whenthe front passenger frontairbag is enabled
Ifyou secure achild in arearward-facingchildrestraint system onthe front passengerseat andthePASSENGER AIRBAG OFF indi‐cator lamp is off,the front passenger airbagcan deploy intheevent of an accident.
Thechild could bestruckbythe airbag.
Always ensurethatthe front passenger air‐bag is deactivated. ThePASSENGER AIRBAGOFF indicator lamp must be lit.
NEVER use arearward-facingchildrestraintsystem on a seat protectedbyan ENABLEDFRONT AIRBAGin front of it, DEATH or SERI‐OUS INJURYtotheCHILD can occur.
When installing achildrestraint system onthefront passenger seat, observethevehicle-spe‐cific information (page 59).
Depending onthechildrestraint system andthestature ofthechild,thePASSENGER AIRBAGOFF indicator lamp may be off. Inthis case, donot installtherearward-facingchildrestraintsystem onthe front passenger seat.
Instead, installtherearward-facingchildrestraint system on a suitablerear seat.
After installing aforward-facingchildrestraint system onthe front passengerseat:depending onthechildrestraint systemandthestature ofthechild,PASSENGER AIRBAG OFF may be lit continuously or be off.Always observethefollowing information.
Occupant safety45

\nWARNINGRisk of injuryor death duetoincorrect positioning oftheforward-facingchildrestraint system
Ifyou secure achild in aforward-facingchildrestraint system onthe front passenger seatandyou positionthe front passenger seattooclosetothe cockpit, intheevent of an acci‐dent,thechild could:
RCome into contact with thevehicle inte‐rior ifthePASSENGER AIRBAG OFF indi‐cator lamp is lit,forexample.
RBestruckbythe air bag ifthePASSENGER AIRBAG OFF indicator lampis off.
Always movethe front passenger seatasfar back as possible and fullyretractthe seat cushion length adjustment.Always make surethatthe shoulder beltstrap is correctlyrouted fromthe seatbelt outlet onthevehicletothe shoul‐der belt guide onthechildrestraint sys‐tem. The shoulder beltstrap must beroutedforwards and downwards fromthevehicle belt outlet. If necessary,
adjustthe seat belt outlet andthe frontpassenger seat accordingly.
Always observethechildrestraint sys‐tem manufacturer's installation instruc‐tions.
When installing achildrestraint system onthefront passenger seat, observethevehicle-spe‐cific information (page 59).
If a person is sitting onthe front passengerseat:PASSENGER AIRBAG OFF may be lit con‐tinuously or be off, depending onthe person'sstature.
A person onthe front passenger seat mustalways observethefollowing information:
RIfthe front passenger seat is occupiedbyanadult or a person with astature correspond‐ingtothat of an adult,thePASSENGER AIRBAG OFF indicator lamp must be off. Thisindicatesthatthe front passenger front air‐bag is enabled.
IfthePASSENGER AIRBAG OFF indicatorlamp is lit continuously,an adult or person
with a build correspondingtothat of an adultshould not usethe front passenger seat.
Instead,theyshould use arear seat.
RIfthe front passenger seat is occupiedby aperson of smallerstature (e.g. ateenager orsmall adult),thePASSENGER AIRBAG OFFindicator lamp either lights up continuouslyorremains off, depending ontheresult oftheclassification.
-IfthePASSENGER AIRBAG OFF indicatorlamp is off: movethe front passengerseat asfar back as possible, orthe per‐son of smallerstature should use arearseat.
-IfthePASSENGER AIRBAG OFF indicatorlamp is lit continuously:the person ofsmallerstature should not usethe frontpassenger seat.
46Occupant safety