tow MERCEDES-BENZ C CLASS 2019 Manual PDF

Connecting USB devices
NOTEDamagecausedbyhightempera‐tures
Hightemperatures can damage USB devices.
Removethe USB device after use andtakeit out ofthevehicle.
The multimedia connection unit isfound inthestowage compartment underthe armrest andhas two USB ports.
Depending onthevehicle's equipment, addi‐tional USB ports can befound inthestowagecompartment ofthe center console and intherear passenger compartment.
Connectthe USB devicetothe USB port.Playable musicfiles are played back only ifthe corresponding media display is activated.
Usethe USB port identifiedby

Activating/deactivating full-screen modeMultimedia system:
MediaàMedia Sources
Select a datastorage medium.Playable videofiles are played back.
Toactivate full-screen mode:selectFull Screen.
Todeactivate full-screen mode:pressthetouchpad.
Changing video settingsMultimedia system:
MediaZOptionsPicture Format
Thefollowing pictureformats areavailable:
RAutomatic
R16:9
R4:3
RZoom
Select a pictureformat.
Adjusting the brightness manuallyIftheAutomaticpictureformat is switched off,you can adjustthe brightnessyourself.
SelectBrightness.
Adjustthe brightness.
Media search
Startingthe media searchMultimedia system:
MediaªSearch
Depending onthe connected media sources andfiles,thefollowing categories are listed:
RCurrent Track List
RKeyword Search
RPlaylists
RArtists
RAlbums
RTracks
RFolders
RMusic Genres
RYear
RComposers
RVideos
RPodcasts(Apple®devices)
RAudiobooks(Apple®devices)
Select a category.
The categories areavailable as soon astheentire media content has beenread in andanalyzed.
Media Interface
Information aboutthe Media InterfaceMedia Interface is a universal interfacefortheconnection of mobile audio equipment. The mul‐timedia system has two USB ports. The USBports are located inthestowage compartmentunderthe armrest.
Supported devices
The Media Interface allowsyoutoconnectthefollowing datastorage media:
RiPod®
RiPhone®
336Multimedia system

ASSYST PLUS service interval display
Function ofthe ASSYST PLUS service intervaldisplay
The ASSYST PLUS service interval display ontheInstrument Display provides information ontheremaining time or distance beforethe nextservice due date.
You can hidethis service message usingtheback button onthe left-hand side ofthesteeringwheel.
Depending on howthevehicle is used,theASSYST PLUS service interval display mayshortenthe service interval, e.g. inthefollowingcases:
RMainly short-distance driving
RWhenthe engine is often leftidlingfor longperiods
RIntheevent of frequent coldstart phases
Mercedes-Benzrecommendsavoiding suchoperating conditions.
You can obtain further information concerningthe servicing ofyourvehicle from aqualified
specialistworkshop, e.g. an authorizedMercedes-Benz Center.
Displayingthe service due date
On-board computer:
ServiceASSYST PLUS
The next service due date is displayed.
Toexitthe display:pressthe back buttononthe left-hand side ofthesteering wheel.
Make suretoobservethefollowing furtherrela‐ted subject:
ROperatingthe on-board computer(page 228).
Information onregular maintenancework
NOTEPrematurewearthroughfailuretoobserveservice due dates
Serviceworkwhich is not carried out attheright time or incompletelycan leadtoincreasedwear and damagetothevehicle.
Always observethe prescribed serviceintervals.
Always havethe prescribed serviceworkcarried out at aqualified specialistworkshop.
Special servicerequirements
The prescribed service interval is based on nor‐mal operation ofthevehicle. Maintenanceworkwill needtobe performed more often ifthevehi‐cle is operated under arduous conditions orincreased loads.
The ASSYST PLUS service interval display is onlyan aid. The driver ofthevehicle bearsresponsi‐bility asregardstowhether maintenanceworkneedstobe performed more oftenthan speci‐fied based onthe actual operating conditionsand/or loads.
Examples of arduous operating conditions:
Rregular city driving with frequent intermedi‐atestops
Rmainly short-distance driving
Maintenance and care351

Toavoid damageto yourvehicle, observethefol‐lowing when using a powerwasher:
Rkeepthe SmartKeyat least10ft(3 m)awayfromthevehicle. Otherwisethe trunk lidcould open unintentionally.
Rmaintain a distance of at least11.8 in(30 cm)tothevehicle.
Rvehicles with decorativefoil:parts ofyourvehicle are covered with a decorativefoil.Maintain a distance of at least27.6 in(70 cm) betweenthefoil-covered parts ofthevehicle andthe nozzle ofthe powerwasher.Movethe powerwasher nozzle around whilst
cleaning. Thewatertemperature ofthepowerwasher must notexceed140 °F(60 °C).
Robservethe information onthe correct dis‐tance inthe equipment manufacturer's oper‐ating instructions.
Rdo not pointthe nozzle ofthe powerwasherdirectly at sensitive parts such as tires, slits,electrical components, batteries, light bulbsandventilation slots.
Washingthevehiclebyhand
Observethe legalrequirements, e.g. in a numberof countries,washingbyhand is only permittedin specially designatedwash bays.
Use a mild cleaning agent, e.g. car shampoo.
Washthevehicle with lukewarmwater usinga soft car sponge. When doing so, do notexposethevehicletodirect sunlight.
Carefully hosethevehicle off withwater anddry using achamois.Takecare nottopointthewater jet directlytowardsthe air inletgrille.
360Maintenance and care

Emergency
Removing the safetyvest
The safetyvests are located inthe safetyvestcompartments inthe driver's and frontpassenger doorstowage compartments.
Toremove:pull out safetyvestbag1byloop2.
Open safetyvestbag1and pull outthesafetyvest.
There are also safetyvestcompartments intherear doorstowage compartments inwhich safetyvests can bestored.
1Maximum number ofwashes
2Maximumwashtemperature
3Do not bleach
4Do not iron
5Do not tumble dry
6Do not dry clean
7Class 2 safetyvest
Therequirements definedbythe legalstandardare only fulfilled ifthe safetyvestisthe correctsize and is fully closed.
The safetyvestmust bereplaced inthefollowingsituations:
Rthereflectivestrips are damaged or dirty
Rthe maximum permissible number ofwashesisexceeded
Rthefluorescence hasfaded
368Breakdown assistance

Warning triangle
Removing thewarning triangle
Push bothsides ofwarning triangle holder1inthe direction ofthe arrowand open it.
Remove warning triangle2.
Setting upthewarning triangle
Fold sidereflectors1upwardstoforma tri‐angle and attach atthetop using upperpress-stud2.
Fold legs3down and outtothe side.
First-aid kit (soft-sided)overview
First-aid kit (softsided)1is inthe trunk intheleft-handstowage net.
Breakdown assistance369

Stow the tire sealant bottle andthe tire infla‐tion compressor.
Pullawayimmediately.
Stop driving after approximatelyten minutesandcheckthe tire pressure usingthe tireinflation compressor.The tire pressure must now be at least130 kPa (1.3 bar/19 psi).
\nWARNINGRisk of accident duetothespecified tire pressure not beingreached
Ifthe specified tire pressure is notreachedafter a brief drive,the tire istoo badly dam‐aged. The tire sealant cannotrepairthe tireinthis instance.
Damaged tires and tire pressurethat istoolow can significantly impairthe braking prop‐erties andthe handlingcharacteristics.
Do not continue driving.
Consult aqualified specialistworkshop.
In cases such asthe one mentioned above, con‐tact an authorized Mercedes-Benz Center. Or
call 1-800-FOR-MERCedes (inthe USA) or1-800-387-0100(in Canada).
Correctthe tire pressure if it isstill at least130 kPa (1.3 bar/19 psi). SeetheTireandLoading Information placard onthe driver'sside B‑pillar orthe tire pressuretable inthefuelfillerflapforvalues.
Toincreasethe tire pressure:switchonthe tire inflation compressor.
Toreduce the tire pressure:press pressurerelease button1nexttopressuregauge2.
Whenthe tire pressure is correct, unscrewthefilling hose fromthevalve ofthe sealedtire.
Screwthevalve cap ontothevalve ofthesealed tire.
Pullthe tire sealant bottle out ofthe tireinflation compressor. Pressthe lockingtabsontheyellow captogethertodothis.Thefilling hosestays onthe tire sealant bot‐tle.
Drivetothe nearestqualified specialistwork‐shop and havethe tire, tire sealant bottle andfilling hosereplacedthere.
Breakdown assistance375

Battery (vehicle)
Notes onthe12V battery
\nWARNINGRisk of an accident duetoworkcarried out incorrectly onthe bat‐tery
Workcarried out incorrectly onthe batterycan,forexample, leadtoa short circuit. Thiscan leadtofunctionrestrictions in safety-rel‐evant systems,forexamplethe lighting sys‐
tem, ABS (anti-lockbraking system) or ESP®
(ElectronicStability Program). The operatingsafety ofyourvehicle may berestricted.
You could lose control ofthevehicle inthefollowing situations:
Rwhen braking
Rintheevent of abruptsteering maneuversand/or whenthevehicle's speed is notadaptedtotheroad conditions
Intheevent of a shortcircuit or a simi‐lar incident, contact aqualified special‐istworkshop immediately.
Do not continue driving.
Always haveworkonthe battery carriedout at aqualified specialistworkshop.
RFurther information on ABS (page171)
RFurther information on ESP®
(page172)
For safetyreasons, Mercedes-Benzrecommendsthatyou onlyuse batteries which havebeentes‐ted and approvedforyourvehiclebyMercedes-Benz. These batteries provide increased impactprotectiontopreventvehicle occupants fromsuffering acid burns shouldthe battery be dam‐aged intheevent of an accident.
Allvehiclesexceptvehicles with a lithium-ion battery
\nWARNINGRisk ofexplosion duetoelec‐trostaticcharge
Electrostaticchargecan cause sparks whichmay ignitethe highlyflammablegas mixtureinthe battery.
Todischargeany electrostaticchargethat may havebuilt up,touchthe metalvehicle body before handlingthe bat‐tery.
The highlyflammablegas mixture is createdwhilethe battery ischarging and duringstartingassistance.
\nWARNINGDanger ofchemical burnsfromthe battery acid
Battery acid is caustic.
Avoid contact withthe skin,eyes orclothing.
Do not leanoverthe battery.
Do not inhale batterygases.
Keepchildrenawayfromthe battery.
Immediatelyrinse battery acid offthor‐oughly with plenty of cleanwater andseek medical attention immediately.
376Breakdown assistance

tery. Begin eachtime with the contacts onyourownvehiclefirst.
Afterremovingthe jumper cable/chargingcable, close cover2of positive clamp3.
Close cover1.
Further information can be obtained at aquali‐fied specialistworkshop.
Replacing the12V battery
Observethe notes onthe12V battery(page376).
Mercedes-Benzrecommendsthatyou havethe12V batteryreplaced at aqualified specialistworkshop, e.g. at an authorized Mercedes-BenzCenter.
Observethefollowing notes ifyouwanttoreplacethe batteryyourself:
RAlwaysreplace afaulty batterywith a batterywhich meetsthe specificvehiclerequire‐ments.
Thevehicle is equipped with anAGMtechnol‐ogy battery (Absorbent Glass Mat) or a lith‐ium-ion battery.Fullvehicle functionality isonly guaranteed with anAGM battery or lith‐ium-ion battery.For safetyreasons,Mercedes-Benzrecommendsthatyou onlyuse batteries which havebeentested andapprovedforyourvehiclebyMercedes-Benz.
RCarryover detachable parts, such asventhoses, elbowfitting orterminal coversfromthe battery beingreplaced.
RMake surethatthevent hose is alwayscon‐nectedtothe original opening onthe side ofthe battery.
Install anyexisting or supplied cell caps.
Otherwise,gases or battery acid couldescape.
RMake surethat detachable parts arerecon‐nected inthe sameway.
Towstarting ortowingaway
Permittedtowing methods
Mercedes-Benzrecommends transportingyourvehicle inthe case of a breakdown,ratherthantowing itaway.
Fortowing, use atowrope ortow bar with bothaxles onthe ground. Do not usetow bar sys‐tems.
NOTEDamagetothevehicle dueto tow‐ingawayincorrectly
Observethe instructions and notes ontowingaway.
Breakdown assistance381

Permittedtowing methods
Vehicle equipment/towingmethod
Bothaxles onthegroundFront axleraisedRear axleraised
Vehicles with automatic transmis‐sionYes, maximum31miles (50 km) at31mph (50 km/h)NoYes, ifthesteering wheel isfixed inthe center position with asteeringwheel lock.
4MATICvehiclesYes, maximum31miles (50 km) at31mph (50 km/h)NoNo
Towing with araised axle:towing should beperformedbyatowing company.
Towingthevehicle with bothaxles ontheground
Observethe notes onthe permittedtowingmethods (page 381).
Make surethatthe battery is connected andcharged.
Observethefollowing points whenthe battery isdischarged:
RThe engine cannotbestarted
RThe electric parking brake cannotbereleased or applied
RVehicles with automatic transmission:The automatic transmission cannot be shif‐tedtoposition\\or].
Vehicles with automatic transmission:Ifthe automatic transmission cannotbe shif‐tedtoposition\\, orthe multifunction dis‐play inthe instrument cluster does not showanything, havethevehicle transportedaway(page 384). Atowingvehicle with lift‐ing equipment isrequiredforvehicle trans‐portation.
382Breakdown assistance