key MERCEDES-BENZ C CLASS 2019 Service Manual

If AndroidAutois active, a promptappears ask‐
ing whether Bluetooth®should be deactivated.
SelectYes.
AndroidAutois closed and Bluetooth®isdeactivated.
Wi-Fi
Wi-Fi connectionoverviewYou can useWi-Fitoestablish a connection withaWi-Fi network andtoaccessthe Internet orother network devices.
Thefollowing connection options areavailable:
RWi-Fi connection
TheWi-Fi connectiontoaWi-Fi-capabledevice, e.g.the customer's mobile phone oratablet PC is established.
RMultimedia system as aWi-Fi hotspot
Usingthis function, atablet PC or notebookcan be connected,forexample.
Toestablish a connection,you can usethefol‐lowing methods:
RWPS PIN
The connectiontoa secureWi-Fi network ismade via a PIN.
RWPS PBC
The connectiontoa secureWi-Fi network ismadebypressing a button (push button).
RSecuritykey
The connectiontoa secureWi-Fi network ismade via a securitykey.
Setting upWi-Fi
Requirements:RThe devicetobe connected supports one ofthethree means of connection described(page 266).
Multimedia system:
SystemöConnectivity
Activating/deactivatingWi-Fi
SwitchWi-Fionsor offS.IfWi-Fiis deactivatedS, communication viaWi-Fitoall devices is interrupted. This alsomeansthat a connectiontothe HERMEScommunication module cannotbe estab‐
lished. Then functions such as dynamicrouteguidance with LiveTraffic Information are notavailable.
Connectingthe multimedia system with adevice viaWi-FiThis function isavailable if a HERMES communi‐cation module is not installed.
The type of connection established must beselected onthe multimedia system and onthedevicetobe connected.
The connection procedure may differdepending onthe device.Followthe instruc‐tionsthat are shown inthe display.Furtherinformation (seethe manufacturer's operat‐ing instructions).
SelectInternet Settings.
SelectSearch for Wi-Fi Networks.
Using a securitykey
Select aWi-Fi network inthe list.
Havethe securitykey displayed onthe devicetobe connected (seethe manufacturer'soperating instructions).
266Multimedia system

Enterthis securitykey onthe multimedia sys‐tem.
Confirmthe entrywith¡.
All devices support a securitykey as ameans of connection.
Using a WPS PIN
Highlight aWi-Fi network inthe list.
Select

Pressthe WPS button onthe devicetobeconnected or selectConnect.
SelectContinueinthe multimedia system.
Connecting using a securitykey
SelectConnect Device to Vehicle Hotspot.A securitykey is displayed.
Selectthevehicle fromthe devicetobe con‐nected. Thevehicle is displayed withtheSSIDMB Hotspot XXXXX.
Enterthe securitykey which is shown inthemedia display onthe devicetobe connected.
Confirmthe entry.
Connecting using NFC
SelectConnection via NFC.
Activate NFC onthe mobile device (seethemanufacturer's operating instructions).
Bringthe mobile device intothe NFC area ofthevehicle (page 307).
SelectDone.The mobile device is now connectedtothemultimedia system hotspot via NFC.
Generating a new securitykey:
SelectSet Up Hotspot.
SelectGenerate Security Key.A connection will be established withthenewly created securitykey.
Tosavea securitykey:selectSave.When a new securitykey is saved, allexistingWi-Fi connections arethen disconnected. IftheWi-Fi connections are beingre-estab‐lished,the new securitykey must be entered.
Managing COMANDTouch devices
Requirements:RTheCOMANDTouch app is installed ontheexternal device (e.g.tablet or smartphone).
RWi-Fi is activated (page 266) andthemultimedia system is configured as aWi-Fihotspot (page267).
Multimedia system:
SystemCOMAND Touch
Connecting and authorizing a new device
SelectAuthorize a New Device.
SelectConnect New Device.
Enterthe securitykey intheexternal device.ThePlease start COMAND Touch on yourdevice and follow the instructions.messageappears.
SelectContinue.
Acceptthe connectionrequest fromthe newdevice.
Enterthe PIN shown ontheexternal device.The device is authorized.
Authorizing a connected device
SelectAuthorize a New Device.The devices already connected are displayed.
SelectContinue Using Connected Devices.ThePlease start COMAND Touch on yourdevice and follow the instructions.messageappears.
268Multimedia system

Connecting a mobile phone (authorizationusing Secure SimplePairing)
Selectthe mobile phone.A code is displayed inthe multimedia systemand onthe mobile phone.
Ifthe codes match:confirmthe code onthe mobile phone.
Connecting a mobile phone (authorizationbyentering a passkey)
Selectthe mobile phone.
Choose a onetosixteen-digit number combi‐nation as a passkey.
Onthe multimedia system:enterthe pass‐key and selectv.
Onthe mobile phone:enterthe passkeyagain and confirm.
Upto15mobile phones can be authorizedonthe multimedia system.Authorized mobile phones arereconnectedautomatically.
Connecting a second mobile phone (twophone mode)
Requirements:RAtleast one mobile phone is already connec‐
tedtothe multimedia system via Bluetooth®.
Multimedia system:
Phone

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

Cleaning and care
Information onwashingthevehicle in a carwash
\nWARNINGRisk of accident duetoreduced braking effect afterwashingthevehicle
The braking effect isreduced afterwashingthevehicle.
Afterthevehicle has beenwashed,brake carefully while paying attentiontothe traffic conditions untilthe brakingeffect has been fullyrestored.
NOTEDamageduetounsuitable carwash
Before driving into a carwash makesurethatthe carwash is suitableforthevehicle dimensions.
Ensurethere is sufficient ground clear‐ance betweenthe underbody andtheguiderails ofthe carwash.
Ensurethatthe clearance width ofthecarwash, in particularthe width oftheguiderails, is sufficient.
Toavoid damageto yourvehicle when using acarwash, ensurethefollowing beforehand:
RActive Distance AssistDISTRONIC andtheHOLD function are deactivated.
Rthe 360° Camera ortherear view camera isswitched off.
Rthe side windowsand sliding sunroof arecompletelyclosed.
Rthe blowerfortheventilation/heating isswitched off.
Rthe windshield wiper switch is in positionZ.
Rin carwashes with a conveyor system: neu‐tral\\is engaged.
Rthe SmartKeyis at a minimum distance of10ft(3 m)awayfromthevehicle,otherwisethe trunk lid could open unintentionally.
Ifyouwould liketoleavethevehicle while itis beingwashed, make surethe SmartKeyis
located inthevehicle. The]gear isother‐wise automatically engaged.
If, afterthe carwash,youremovethewaxfromthe windshield and wiperrubbers,thiswill prevent smearing andreduce wipernoise.
Information on using a powerwasher
\nWARNINGRisk of accident when usinghigh-pressure cleaning equipment withround-spraynozzles
Thewater jet from around-spraynozzle (dirtgrinder) may cause damagetotires and sus‐pension componentsthat is not visible.
Components damaged inthisway mayfailunexpectedly.
Do not use high-pressurecleaningequipment withround-spraynozzlestocleanyourvehicle.
Damaged tires or suspension compo‐nents must bereplaced immediately.
Maintenance and care359

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

SmartKey
Display messagesPossible causes/consequences andPPSolutions

Setting .................................................217System limitations ...............................215
Attention assistantseeATTENTION ASSIST
Audio modeActivating media mode ........................ 331Connecting USB devices ..................... 333Copyrights ...........................................330Information .......................................... 329Inserting/removing an SD card ........... 331Media search ....................................... 336Overview ............................................. 332Pause and playback function ...............333Selecting a track ................................. 333Selecting playbackoptions .................. 333Track list .............................................. 333
Authorized Mercedes-Benz Centersee Qualified specialistworkshop
Authorizedworkshopsee Qualified specialistworkshop
Automatic distance controlseeActive Distance AssistDISTRONIC
Automatic driving lights.........................12 3
Automatic enginestart (ECOstart/stop function)..........................................15 0
Automatic enginestop (ECOstart/stop function)..........................................15 0
Automatic front passenger front air‐bag shutoff.......................................... 43,44Function ofthe automatic frontpassenger front airbag shutoff .............. 43PASSENGER AIRBAG indicator lamp .....44
Automatic front passenger front air‐bag shutoffseeAutomatic front passenger frontairbag shutoff
Automatic mirrorfolding functionActivating/deactivating .......................136
Automatic transmissionDIRECT SELECT lever ...........................154Drive program display ..........................15 3Drive programs ....................................15 3DYNAMIC SELECT switch ....................15 3Engaging drive position .......................15 6Engaging neutral ..................................15 5Engaging parkposition ........................15 5Engagingreversegear .........................155
Kickdown .............................................157Manualgearshifting .............................156Steering wheel paddle shifters............15 6Transmission position display ..............154Transmission positions ........................154
Automatic transmission (problem)seeTransmission (problem)
B
Bag hook..................................................109
BAS (Brake Assist System).....................172
BatteryCharging (RemoteOnline) ....................14 6SmartKey............................................... 66
Batterysee Battery (vehicle)
Battery (vehicle)...................................... 381Charging ..............................................379Charging (RemoteOnline) ....................14 6Notes ...................................................376Notes (starting assistance andcharging) .............................................377Replacing .............................................381Starting assistance ..............................379
496Index

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