tow bar MERCEDES-BENZ C CLASS 2019 Owners Manual

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
Seats andstowing95

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.
Seats andstowing97

Adjusting the seat contour in the lumbarregion ofthe seat backrest (lumbar)
SelectLumbar.
Adjustthe air cushions.
Overview of massageandworkout programs
Massage programs
Thefollowing programs can be selected:
RWave Relaxation
RPulsating Massage
ActiveWorkoutTheAct. Workout BackandAct. Workout Cush-ionprogramsrequireyour active cooperation.Tensing andreleasing also helpstoimprovebloodflowtoyour muscles. Press against a pres‐sure point as soon asyoufeel it.
Selectingthe massage programfor the frontseats
Multimedia system:
VehicleaSeats
SelectDriver's SeatorPassenger.
SelectMassage.
Select a massage program.The massage programrunsfor approximately9to15minutes, depending onthe setting.
Tosetthe massage intensity:switchHighIntensityonsor offS.
Resetting seat adjustments
Multimedia system:
VehicleaSeatsReset
SelectYesorNo.
Depending on whetherthe settingsforthe driveror front passenger seat are selected, onlytheselected seat can bereset.
Switchingthe seat heating on/off
\nWARNINGRisk of burns duetorepeat‐edly switching onthe seat heating
Repeatedly switching onthe seat heating cancausethe seat cushion and seat backrestpaddingtobecomeveryhot.
The health of persons with limitedtempera‐ture sensitivity or a limited abilitytoreacttohightemperatures may be affected ortheymayeven suffer burn-like injuries.
Do notrepeatedly switch onthe seatheating.
Toprotect againstoverheating,the seat heatingmay betemporarily deactivated after it isswitched onrepeatedly.
NOTEDamagetothe seats causedbyobjects or documents whenthe seatheater is switched on
Whenthe seat heater is switched on,over‐heating can occur duetoobjects or docu‐
98Seats andstowing

Settingthe sensitivity ofActive LaneKeep‐ing AssistMultimedia system:
VehiclekAssistanceAct. Lane Keep. Assist
Select a setting.
Activating/deactivating thewarning
SwitchLane Depart. Warningonsor offS.You do notreceiveanywarning when leavinga lane ifthe lanekeepingwarning system isdeactivated.
Vehicletowing instructions
Thevehicle is not suitableforthe use oftow barsystemsthat are usedforflattowing or dinghytowing,forexample.Attaching and usingtow barsystems can leadtodamage onthevehicle.Whenyou aretowing avehicle withtow bar sys‐tems, safe drivingcharacteristics cannot beguaranteedforthetowingvehicle orthetowedvehicle. Thevehicle-trailer combination mayswervefrom sidetoside. Comply withthe per‐
mittedtowing methods (page 381) andthe instructionsfortowing with bothaxles ontheground (page 382).
Driving and parking225

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

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

NOTEDamagedueto towingawayatexcessively high speeds orover long dis‐tances
The drivetrain could be damaged whentow‐ing atexcessively high speeds orover longdistances.
Atowing speed of 30mph (50 km/h)must not beexceeded.
Atowing distance of 30 miles (50 km)must not beexceeded.
\nWARNINGRisk of accident whentowingavehicle which istoo heavy
Ifthevehicle beingtow-started ortowedawayis heavierthanthe permissible grossmass ofyourvehicle,thefollowing situationscan occur:
RThetowingeye may become detached.
RThevehicle/trailer combination mayswerveorevenoverturn.
If anothervehicle istow-started ortowedaway, itsweight must notexceed
the permissible gross mass ofyourownvehicle.
If avehicle must betowstarted ortowedaway,its permissible gross mass must notexceedthepermissible gross mass ofthetowingvehicle.Information onthe permissible gross mass ofthevehicle can befound onthevehicle iden‐tification plate (page 423).
Vehicles with automatic transmission:Donot openthe driver's door or front passengerdoor,otherwisethe automatic transmissionautomatically shiftstoposition].Installingthetowingeye (page 385).
Fastenthetow bar.
NOTEDamageduetoincorrect connec‐tion
Only connectthetowrope ortow bartothetowingeyes.
Deactivatingthe automatic locking mecha‐nism (page71).
Do notactivatethe HOLD function.
DeactivateActive Brake Assist(page181).
Vehicles with automatic transmission:Shiftthe automatic transmissiontoposition\\.
Releasethe electric parking brake.
\nWARNINGRisk of accident duetolimi‐ted safety-related functions duringthetowing process
Safety-related functions are limited or no lon‐geravailable inthefollowing situations:
Rthe ignition is switched off.
Rthe brake system or powersteering sys‐tem is malfunctioning.
Rthe energy supply orthe on-board electri‐cal system is malfunctioning.
Whenyourvehicle isthentowedaway, signif‐icantly more effortmay berequiredtosteerand brakethan is normallyrequired.
Use atow bar.
Breakdown assistance383

Make surethatthesteering wheel canmovefreely, beforetowingthevehicleaway.
NOTEDamageduetoexcessive tractivepower
Ifyou pullawaysharply,the tractive powermay betoo high andthevehicles could bedamaged.
Pullawayslowly and smoothly.
Loading thevehiclefor transport
Observethe notes ontowingaway(page 382).
Connectthetow bartothetowingeye inordertoloadthevehicle.
Vehicles with automatic transmission:Shiftthe automatic transmissiontoposition\\.
Vehicles with automatic transmission:The automatic transmission may be locked
in position]intheevent of damagetotheelectrical system.Toshiftto\\, providetheon-board electrical system with power(page379).
Loadthevehicle ontothe transporter.
Vehicles with automatic transmission:Shiftthe automatic transmissiontoposition].
Usethe electric parking braketosecurethevehicle againstrollingaway.
Only securethevehiclebythe wheels.
Vehicles with ADS PLUS (Adaptive DampingSystem PLUS)
\nWARNINGRisk of an accident whentransportingvehicles withAdaptiveDamping System PLUS
Thereduced dampingforces onthevehiclebeing transported can causethevehicle/trailer combinationtostarttoswing.
As aresult, when transportingvehicles withtheAdaptive Damping System PLUS,the
vehicle/trailer combination maystarttoskid.Consequently,you could lose control ofyourvehicle.
When transporting, ensurethat:RThevehicle has been loaded ontothe transporter correctly
RThevehicle is secured at allfourwheels with suitabletensioningstraps
RThe maximum permissible speed of35mph (60 km/h) is notexceededwhen transporting
NOTEDamagetothevehicle from secur‐ing it incorrectly
After loading,thevehicle must besecured at allfour wheels. Otherwise,thevehicle could be damaged.
A minimum distance of 8 in (20 cm) upand 4 in (10 cm) down mustbekepttothe transport platform.
384Breakdown assistance

Vehicle .................................................. 28
DateSettingthe time and date automati‐cally ..................................................... 264
Daytimerunning lamp modesee Daytimerunning lights
Daytimerunning lights...........................127Switching on/off .................................127
Deactivating the alarm(ATA).................... 89
Dealershipsee Qualified specialistworkshop
Declaration of conformityWirelessvehicle components ................25
Decorativefoil (cleaning instructions)...................................................................362
Definitions (tires and loading)............... 409
DesignsMenu (on-board computer) .................. 229
Destination..............................................292Editing intermediate destinations ........281Editingthe previous destinations ........ 292External ...............................................293
Saving (currentvehicle position) ......... 292Saving asglobalfavorite...................... 292Storing a map position ........................ 292
Destination entry....................................277Entering 3wordaddresses .................. 283Entering a POI or address ....................277Entering an intermediatedestination ...281Enteringgeo-coordinates .................... 282Selecting a contact ............................. 282Selecting a POI .................................... 280Selecting fromthe map ....................... 283Selecting previous destinations ...........280
Detecting inattentivenessseeATTENTION ASSIST
Diagnostics connection............................25
Digital Operator's Manual........................ 20
Digital speedometer............................... 232
DinghytowingseeTow-bar system
DIRECT SELECT lever...............................154Engaging drive position .......................15 6Engaging neutral ..................................15 5Engaging parkposition ........................15 5
Engaging parkposition automatically ..15 5Engagingreversegear .........................155Function ..............................................154
DisplayCare .................................................... 365
Display (multimedia system)Settings ...............................................263
Display (on-board computer)Displays onthe multifunction display .. 230
Display contentSettingthe additionalvaluerange ....... 229
Displaymessage..................................... 433Calling up (on-board computer) ...........433Notes .................................................. 433
Display messages

wWarningTireMalfunction............ 467
wWheel Sensor(s) Missing.............469
Display onthe windshieldsee Head-up Display
Distance controlseeActive Distance AssistDISTRONIC
DistancerecorderseeTrip distance
DISTRONICseeActive Distance AssistDISTRONIC
DoorChild safety lock(rear door) ...................61Locking (emergencykey) .......................72Opening (fromthe inside) ......................69Unlocking (emergencykey) ....................72Unlocking (fromthe inside) ...................69
Door control panel.....................................16
DOT,TireIdentificationNumber (TIN)... 404
DrawbarseeTow-bar system
Drinking and driving................................14 8
DriveAway Assist....................................214
Drive positionInserting ..............................................15 6
Drive program display.............................15 3
Drive programsseeDYNAMIC SELECT
Driver's seatsee Seat
Driving lightsseeAutomatic driving lights
Driving safety system.............................170ABS (Anti-lock Braking System) ...........171Active Brake Assist..............................175BAS (Brake AssistSystem) ...................172EBD (electronic brakeforce distribu‐tion) .....................................................175
ESP®Crosswind Assist........................175Overview ..............................................171Radar sensors ......................................171Responsibility ......................................17 0STEER CONTROL .................................175
Driving systemDYNAMICBODYCONTROL ..................19 6
Driving systemsee 360° CameraseeActive Blind Spot AssistseeActive Distance AssistDISTRONICseeActive EmergencyStop AssistseeActive Lane Change AssistseeActive LaneKeeping AssistseeActiveParking AssistseeActive Speed Limit AssistseeActiveSteering Assistsee AIRMATICseeATTENTION ASSISTsee Blind Spot Assistsee Cruise controlsee Driving safety systemsee HOLD functionseeParking AssistPARKTRONICseeRear view cameraseeTraffic Sign Assist
Driving tipsDrinking and driving ............................14 8General driving tips .............................148Notes on breaking-in a newvehicle .....147
Drowsiness detectionseeATTENTION ASSIST
Index505