2019 MERCEDES-BENZ C CLASS climate control

Climate control........................................13 8Overview of climate control systems ..........138Operatingthe climate control system .........13 9
Driving and parking.................................14 4Driving ........................................................14 4DYNAMIC SELECT switch ...........................15 3Automatic transmission ..............................154Function ofthe 4MATIC ..............................15 9Refueling ....................................................15 9Parking ........................................................161Driving and driving safety systems .............170Vehicletowing instructions .........................225
Instrument Display and on-boardcomputer..................................................226Instrument Displayoverview ...................... 226Overview ofthe buttons onthesteeringwheel ..........................................................227Operatingthe on-board computer .............. 228Settingthe design ...................................... 229Settingthe additionalvaluerange .............. 229Overview of displays onthe multifunc‐tion display .................................................230
Adjustingthe instrument lighting ................231Menus and submenus ................................. 231Head-up Display ......................................... 237
Voice Control System..............................239Notes on operating safety .......................... 239Operation ................................................... 239UsingtheVoice Control System effec‐tively ...........................................................241Essentialvoice commands ..........................241
Multimedia system..................................254Overview and operation .............................. 254System settings .......................................... 263Fit & Healthy...............................................274Navigation ...................................................276Telephone ...................................................302Online and Internet functions ..................... 324Media .........................................................329Radio .......................................................... 342Sound .........................................................349
Maintenance and care.............................351ASSYST PLUS service interval display .........351Engine compartment .................................. 352Cleaning and care ....................................... 359
Breakdown assistance............................368Emergency ..................................................368Flat tire .......................................................370Battery (vehicle) ..........................................376Towstarting ortowingaway....................... 381Electrical fuses ........................................... 386
Wheels and tires......................................390Notes on noise or unusual handlingchar‐acteristics ...................................................390Notes onregularlyinspecting wheels andtires ............................................................ 390Notes on snowchains .................................391Tirepressure .............................................. 392Loadingthevehicle .................................... 399Tirelabeling ................................................ 403Definition oftermsfor tires and loading ..... 409Changing a wheel ........................................411
Contents3

1Steering wheel paddle shifters→15 6
2Combination switch→124
3DIRECT SELECT lever→154
4Multimedia system display→254
5Glovebox→105
6Start/stop button→14 5
7Climate control systems→13 9
8Control elementsforthe multimedia system→254
9Hazardwarning lights→12 5
APASSENGER AIRBAGindicator lamps→44
BStowage compartment→105
CControl panelforthe multimedia system→255
DControl knobforvolume and switchesthesound on/off
→254
ESwitchesthe multimedia system on/off→254
FRear window roller sunblind→79
GECOstart/stop function→15 2
HActiveParking Assist→211
ISetsthevehicle level→19 8
JDYNAMIC SELECT switch→15 3
KControl panelforthe multimedia system(steering wheel)
→227
LAdjuststhesteering wheel→101
MControl panelforthe on-board computer→227
Operates cruise control→182
OperatesActive Distance AssistDISTRONIC→185
NDiagnostics connection→25
OOpensthe hood→352
PElectric parking brake→16 8
QLight switch→12 2
RControl panelfor:
ActiveSteering Assist→191
Active LaneKeeping Assist→224
Ataglance – Cockpit7

Fault memories inthevehicle can beresetby aservice outlet as part ofrepair or maintenancework.
Depending onthe selected equipment,you canimport data intothevehicle's comfort and info‐tainment functionsyourself.
This includes,forexample:
Rmultimedia data such as music,films or pho‐tosfor playbackin an integrated multimediasystem
Raddress book datafor use in connection withan integrated hands-free system or an inte‐grated navigation system
Rentered navigation destinations
Rdata aboutthe use of Internet services
This data can be saved locally inthevehicle or itis located on a device whichyou haveconnectedtothevehicle (e.g. smartphone, USBflash driveor MP3 player). Ifthis data isstored inthevehi‐cle,you can deleteit at any time. This data issenttothird parties only atyourrequest, partic‐ularlywhenyou use online services in accord‐ance withthe settingsthatyou haveselected.
You canstore orchange convenience settings/individualization inthevehicle at any time.
Depending onthe equipment,this includes,forexample:
Rsettingsforthe seat andsteering wheel posi‐tions
Rsuspension and climate control settings
Rcustomizations such as interior lighting
Ifyourvehicle is accordingly equipped,you canconnectyour smartphone or another mobile enddevicetothevehicle.You can controlthisbymeans ofthe control elements integrated inthevehicle. Images and audio fromthe smartphonecan be output viathe multimedia system. Cer‐tain information is simultaneously transferredtoyour smartphone.
Depending onthe type of integration,this caninclude:
Rgeneralvehicle data
Rposition data
This allowsyoutouse selected apps onyoursmartphone, such as navigation or music play‐
back.There is no further interaction betweenthesmartphone andthevehicle; in particular,vehi‐cle data is not directly accessible. Which type offurther data processing occurs is determinedbythe provider ofthe specific app used. Which set‐tingsyou can make, if any,depends onthe spe‐cific app andthe operating system ofyoursmartphone.
Online services
Wireless network connectionIfyourvehicle has a wireless network connec‐tion, it enables datatobeexchanged betweenyourvehicle and additional systems. The wire‐less network connection is enabled viathevehi‐cle's transmission andreception unit or via con‐nected mobile end devices (e.g. smartphones).Online functions can be used viathe wirelessnetwork connection. This includes online serv‐ices and applications/apps providedbythe man‐ufacturer orother providers.
Manufacturer's servicesRegarding online services ofthe manufacturer,the individual functions are describedbythe
General notes29

Overview of climate control systems
Notes on climate control
An interior airfilter must always be used sothatthe air conditioning system, pollution level moni‐toring andthe airfiltering functionworkcor‐rectly. Makesurethatthefilter is installed cor‐rectly andthefilter housing inthe engine com‐partment is closed correctly usingthe cap andalways tightly sealed when in operation. Usefil‐tersrecommended and approvedbyMercedes-Benz. Always haveserviceworkcarried out at aqualified specialistworkshop.
Overview ofthe control panelfor dual-zoneautomatic climate control
The indicator lamps onthe buttons indicatethatthe corresponding function is activated.
1

3-Setsthe airflowor switch off climatecontrol
4XSets climate controltoautomaticmode (page140)
5dDefroststhe windshield
6Calls upthe air conditioning menu
Switchestheresidual heat on or off(page141)
7lSwitchestherear windowheateron/off
8ZSwitchesthe A/C function on/off(page139)
9rSwitches air-recirculation mode on/off(page141)
A

Activatesor deactivateSthe function.
Setting climate controltoautomatic mode
In automatic mode,the settemperature is con‐trolled and maintained at a constant levelbytheair supply.
PresstheXbutton.
Toswitchtomanual mode:pressthe-or

The synchronization function is deactivated ifthesettingsfor one oftheother climate zones arechanged.
Activating or deactivating the climate con‐trol synchronization function usingthe multi‐media system
Multimedia system:
VehiclebClimate ControlSYNC
The climate control can be controlled centrallyusingthe synchronization function. Thetempera‐ture setting is automatically adoptedfor all cli‐mate zones.
Activatesor deactivateSthe function.
Removing condensation from the windows
Windows fogged up onthe inside
PresstheXbutton.
Ifthe windowscontinuetofog up: pressthedbutton.
Windows fogged up onthe outside
Switchonthe windshield wipers.
PresstheXbutton.
Switching air-recirculation mode on/off
Presstherbutton.The interior air will berecirculated.
Air-recirculation mode automatically switchestofresh air mode after some time.
If air-recirculation mode is switched on,thewindowsmayfog up morequickly.Switch onair-recirculation mode only briefly.
Switchingtheresidual heat on or off
Requirements:RThevehicle is parked.
It is possibletomake use oftheresidual heatfromthe enginetocontinue heating orventilat‐ingthe front compartment ofthevehicleforapproximately 30 minutes.
Toswitch on:pressthebutton.
Residual heat is switched off automatically.
Activating/deactivating ionization
Multimedia system:
VehiclebClimate ControlIonization
Ionization cleans andrefreshesthe interior air ofthevehicle. The ionization ofthe interior air isodorless.
Activatesor deactivateSthe function.
Fragrance system
Settingthe fragrance system
Requirements:RAutomatic climatecontrol is activated.
RTheglovebox is closed.
Climate control141

Multimedia system:
VehiclebClimate ControlAir Freshener
The fragrance system distributes a pleasant fra‐grancethroughoutthevehicle interior from afla‐con located intheglovebox.
Tosetthe intensity:selectHigh,Medium,LoworOff.
Inserting orremoving theflacon ofthe fra‐grance system
\nWARNINGRisk of injuryfrom liquid per‐fume
Ifchildren opentheflacon,theycould drinkthe liquid perfume or it could come into con‐tact with theireyes.
Do not leavechildren unattended inthevehicle.
Consult a doctor immediately if liquidperfume has been drunk.
If liquid perfume comes into contactwithyoureyes or skin,rinseyoureyeswith cleanwater.
If symptoms continue, consult a doctor.
ENVIRONMENTALNOTEEnvironmentaldamageduetoimproper disposal of fullflacons
Fullflacons must not be disposedof with householdwaste.

Fullflacons must betakentoa harmful substance collection point.
Toinsert:slideflacon2intothe holder asfar as it will go.
Toremove:pull outflacon2.
Ifyou do not usegenuine Mercedes-Benz interiorperfumes, observethe manufacturers' safetynotices onthe perfume packaging.
14 2Climate control