2019 MERCEDES-BENZ S CLASS run flat

Observethefollowing when selecting, installingandreplacing tires:
ROnly use tires and wheels ofthe same type(summer tires, winter tires, MOExtendedtires) andthe same make.
ROnly install wheels ofthe same size on oneaxle (left andright).
It is only permissibletoinstall a differentwheel size intheevent of aflat tire in ordertodrivetothe specialistworkshop.
ROnly install tires ofthe correct size ontothewheels.
RVehicles with a tire pressure monitoringsystem:All installed wheels must be equip‐ped with functioning sensorsforthe tirepressure monitoring system.
RAttemperatures below 45 °F (7 °C), use win‐ter tires or all-season tires marked M+Sforall wheels.
Winter tires bearingtheMsnowflake sym‐bol in additiontothe M+S marking providethe best possible grip in wintryroad condi‐tions.
RFor M+S tires, only use tires withthe sametread.
RObservethe maximum permissible speedforthe M+S tires installed.
Ifthis is belowthevehicle's maximum speed,this must be indicatedbyan appropriatelabel inthe driver'sfield of vision.
RBreak in new tires at moderate speedsforthefirst 60 miles (100 km).
RReplacethe tires after sixyears atthe latest,regardless ofwear.
RWhenreplacing with tires that do notfea‐turerun-flatcharacteristics:vehicles withMOExtended tires are not equipped with aTIREFIT kit atthefactory.Equipthevehiclewith a TIREFIT kit afterreplacing with tiresthat do notfeaturerun-flatcharacteristics,e.g. winter tires.
For more information on wheels and tires, con‐tact aqualified specialistworkshop.
Be suretoalso observethefollowing furtherrelated subjects:
RNotes on tire pressure (→page 435)
RTireand Loading Information placard(→page442)
RTiresize designation, load-bearing capacity,speedrating and load index (→page449)
RTirepressuretable (→page 437)
Notes onrotating wheels
&WARNINGRisk of injurythrough differ‐ent wheel sizes
Interchangingthe front andrear wheels ifthewheels or tires havedifferent dimensionsmay severely impairthe drivingcharacteris‐tics.
The wheel brakes or wheel suspension com‐ponents may also be damaged.
#Rotatefront andrear wheels onlyifthewheels and tires are ofthe same dimen‐sions.
456Wheels and tires

RThe jack must be placed on afirm,flat andnon-slip surface. If necessary,use a large,flat, load-bearing, non-slip underlay.
RThefootofthe jack must be positionedverti‐cally underthe jack support point.
Rules of conduct whenthevehicle israised:
RNever placeyour hands orfeetunderthevehicle.
RNever lie underthevehicle.
RDo notstartthe engine and do notreleasethe electric parking brake.
RDo not open or close any doors orthe trunklid.
#Usingthe lug wrench, loosenthe wheel boltsonthe wheelyou wishtochangebyaboutone full turn. Do not unscrewthe bolts com‐pletely.
Position of jack support points
&WARNINGRisk of injuryfrom incorrectpositioning ofthe jack
Ifyou do not positionthe jack correctly atthe appropriate jacking point ofthevehicle,the jack could tip withthevehicleraised.
#Only positionthe jack atthe appropri‐ate jacking point ofthevehicle. Thebase ofthe jack must be positionedver‐tically underthe jacking point ofthevehicle.
460Wheels and tires

Tow-starting ........................................ 430Towingaway........................................ 426Transportingthevehicle ......................427
Breakdownsee Flat tire
Burmester®high-end 3D surroundsound systemAdjustingthe balance/fader ...............377Adjustingthe sound optimization ........377Adjusting treble, mid-range and basssettings ................................................376Automaticvolume adjustment .............377Calling upthe sound menu ..................376Information ..........................................376Selectingthe sound profile ..................377
Burmester®surround sound system.....375Adjustingthe balance/fader ................376Adjustingthe soundfocus ...................376Adjusting treble, mid-range and basssettings ................................................376Automaticvolume adjustment .............376Calling upthe sound menu ..................375Information ..........................................375
Switchingthe surround sound on/off.............................................................376
ButtonsSteering wheel .................................... 252
C
Call listMaking a call ....................................... 337Overview ............................................. 336
Calling upthe sound menu
Burmester®high-end 3D surroundsound system ......................................376
Burmester®surround sound system ....375
Calls.......................................................... 333Accepting ............................................ 333Activating functions during a call ........ 333Calls withseveral participants .............333Declining ............................................. 333Ending a call ........................................ 333Incoming call during anexisting call .... 334Making ................................................ 333Viatheoverhead control panel(Mercedes me connect) ......................344
Camerasee 360° CameraseeRear view camera
Carkeysee SmartKey
Carwashsee Care
Carwash (care)....................................... 403
Care...........................................................41 0Air-water duct ...................................... 403Automatic carwash ............................. 403Carpet ..................................................41 0Decorativefoil .....................................406Display.................................................41 0EASY-PACK trunk box ...........................410Exterior lighting ................................... 409Headliner .............................................41 0Mattefinish ......................................... 405NightViewAssist................................ 408Paintwork............................................ 405Plastic trim ...........................................41 0Powerwasher ...................................... 404Realwood/trim elements ....................41 0Rear view camera ................................ 409
Index541

Restraint system.......................................31Basic instructionsforchildren ...............47Function in an accident ......................... 32Functionality .......................................... 32Malfunction ........................................... 32Protection ..............................................31Reduced protection ...............................31Self-test ................................................. 32Warning lamp ........................................ 32
ReversegearInserting ..............................................178
Rims (Care).............................................. 409
ROAD SURFACE SCANMultifunction camera .......................... 220
Roadside Assistance.................................21
Roadside Assistance callsee Mercedes me connect
Rollawayprotectionsee HOLD function
Roller sunblindRear window..........................................77Side windows(electric) ..........................76
Roof carrierAttaching .............................................129Loading ................................................12 9
Roof load..................................................476
Route.................................................309,311Activating a commuterroute ................311Calculating .......................................... 309Displaying destination information .......311Displaying destination information(Rear Seat Entertainment) ...................387External ...............................................317Planning ..............................................306Selecting a type .................................. 309Selecting an alternativeroute ..............311Selecting notifications .........................310Selecting options .................................310Startingthe automatic servicesta‐tion search...........................................312Switchingthe automaticgasstationsearchon/off .......................................311Using automaticgasstation search.....311Withintermediate destinations ...........306
Route guidance........................................312Canceling .............................................316Changing direction ...............................313
Destinationreached .............................314From an off-road location ....................316Lanerecommendations .......................314Notes ...................................................312Off-road ...............................................316Toan off-road destination ....................316
Route-based speed adaptationDisplays inthe Instrument Display .......212Function .............................................. 207
Route-based speed adjustmentSetting .................................................208
Run-flatcharacteristicsMOExtended tires ................................414
S
Safety systemssee Driving safety system
Satellite map...........................................326
SatelliteradioActivating/deactivatingTuneStart.......374Adding achanneltoSmartFavorites ...374Deleting achannel ...............................373Displaying EPG information .................373Displaying service information .............375
564Index