belt MERCEDES-BENZ E CLASS 2019 Owner's Guide

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(→page101).
Adjusting the 4-waylumbar support
1Toraise
2Tosoften
3Tolower
4Toharden
Using buttons1to4, adjustthe contourofthe backrest individuallytosuityour back.
Headrestraints
Adjusting the headrestraints onthe frontseats
\nWARNINGRisk of injuryfrom adjustingthevehicle settings whilethevehicle is inmotion
You could lose control ofthevehicle inthefollowing situations:
Rifyou adjustthe driver's seat,the headrestraint,thesteering wheel orthe mirrorwhilethevehicle is in motion
Rifyoufastenyour seat belt whilethevehi‐cle is in motion
Beforestartingthe engine: adjustthedriver's seat,the headrestraint,thesteering wheel orthe mirror andfastenyour seat belt.
92Seats andstowing

AIRSCARFwarmsthe head and neck area ofvehicle occupants withwarmair. Thewarmairflows out ofthevents inthe headrestraints.
Toswitch on/increasethe level:press but‐ton1repeatedly untilthe desired heatinglevel is set.Depending onthe heating level, uptothreeindicator lamps will light up.
Toswitch off/reducethe level:press but‐ton1repeatedly untilthe desired heatinglevel is set.If allthe indicator lamps are off, AIRSCARF isswitched off.
When switching on,the blower willstart uponlyafter a preheating phase lasting afewseconds.After switching off,the blower will continuetorunfor afew secondstocool downtheheating elements.
Ifthevehicle batteryvoltage istoo low,AIR‐SCARF may switch off.
Adjustthe AIRSCARFvent (→page137).
Makesurethatthere are no objects coveringtheintakegrille onthe back ofthe headrestraint.
Steering wheel
Adjusting thesteering wheel manually
\nWARNINGRisk of injuryfrom adjustingthevehicle settings whilethevehicle is inmotion
You could lose control ofthevehicle inthefollowing situations:
Rifyou adjustthe driver's seat,the headrestraint,thesteering wheel orthe mirrorwhilethevehicle is in motion
Rifyoufastenyour seat belt whilethevehi‐cle is in motion
Beforestartingthe engine: adjustthedriver's seat,the headrestraint,thesteering wheel orthe mirror andfastenyour seat belt.
\nWARNINGRisk of entrapmentforchil‐dren when adjustingthesteering wheel
Children could injurethemselves iftheyadjustthesteering wheel.
98Seats andstowing

RIfthiswerethe case,thevehicle occu‐pantwould beforced intothe seat beltbytherear benchseat/rear seat orbytheseat backrest. The seat beltwould not beabletoprovidethe intended protectionand could cause additional injury.
RObjects or loads inthe trunk cannotberestrainedbythe seat backrest.
Make surethatthe seat backrest andtherear benchseat/rear seat areengaged beforeeverytrip.
Requirements:RTherear seat backrest headrestraints arefully inserted.
The center and outer seat backrests can befol‐dedforwards separately.
Left andright seat backrests:pullreleaselever1.
Center seat backrest:pullrelease catch3of seat backrest2forwards.
Foldthe corresponding seat backrestfor‐wards.
Seats andstowing105

Foldingtherear seat backrest back
NOTEDamagetothe seat belt
The seat belt could become trapped andthusdamaged whenfolding backthe seat back‐rest.
Make surethatthe seat belt is not trap‐ped whenfolding backthe seat back‐rest.
Movethe driver's or front passenger seatfor‐wards, if necessary.
Fold corresponding seat backrest1backuntil it engages.Left andright seat backrests:ifthe seatbackrest is not engaged and locked,this willbe shown onthe multifunction display ontheinstrument cluster.
Center seat backrest:ifthe seat backrest isnot engaged and locked,red lockverificationindicator2will be visible.
Lockingtherelease catch ofthe centerrearseat backrest
Requirements:RThe left and center seat backrests areengaged and joinedtogether.
You can lockthe center seat backrestreleasecatchifyouwanttosecurethe trunk againstunauthorized access. The center seat backrestcanthen befoldedforwards onlytogether withthe left seat backrest.
106Seats andstowing

The electric parking brake is applied ifthe trans‐mission is in position]and one ofthefollow‐ing conditions is fulfilled:
RThe engine is switched off.
RThe seat belttongue is not inserted intheseat belt buckle ofthe driver's seat andthedriver's door is opened.
Toprevent application: pullthe handle oftheelectric parking brake.
Inthefollowing situations,the electric parkingbrake is also applied:
RActive Distance AssistDISTRONIC is bringingthevehicletoastandstill.
RThe HOLD function iskeepingthevehiclesta‐tionary.
RActiveParking Assist iskeepingthevehiclestationary.
This isthe case if one ofthefollowing conditionsis also fulfilled:
RThe engine is switched off.
RThe seat belttongue is not inserted intheseat belt buckle ofthe driver's seat andthedriver's door is opened.
RThere is a system malfunction.
RThe power supply is insufficient.
RThevehicle isstationaryfor a lengthyperiod.
Whenthe electric parking brake is applied,theredI(USA) or$(Canada) indicator lampappears inthe instrument cluster.
The electric parking brake is not automaticallyapplied ifthe engine is switched offbythe ECOstart/stop function.
Electric parking brake function (releasingautomatically)
The electric parking brake isreleased whenthefollowing conditions are fulfilled:
RThe engine isrunning.
RThe seat belttongue is inserted intothe seatbelt buckle ofthe driver's seat.
RThe transmission is in position[or^andyou depressthe accelerator pedal oryou
shift from transmission position]to[or^.
RIfthe transmission is in position^,thetrunk lid mustbe closed.
Ifthe seat belttongue is not inserted intotheseat belt buckle ofthe driver's seat,thefollow‐ing conditions must be fulfilled:
RThe driver's door is closed.
RYou movethe transmission out of transmis‐sion position]oryou havepreviouslydrivenfasterthan 2mph (3 km/h).
RIfthe transmission is in position^,thetrunk lid mustbe closed.
Whenthe electric parking brake isreleased,theredI(USA) or$(Canada) indicator lampinthe instrument cluster goes out.
Driving and parking16 3

HOLD function
HOLD functionThe HOLD function holdsthevehicle at astand‐still withoutrequiringyoutodepressthe brakepedal, e.g. whilewaiting in traffic.
The HOLD function is only an aid. Theresponsi‐bilityforthevehicle safelystandingstillremainswiththe driver.
System limitationsThe HOLD function is only intendedtoprovideassistance when driving and is not a sufficientmeans of safeguardingthevehicle againstrollingawaywhenstationary.
RThe incline must not be greaterthan 30%.
Activating/deactivating the HOLD function
\nWARNINGRisk of an accident duetotheHOLD function being activated whenyouleavethevehicle
Ifyou leavethevehicle while onlythe HOLDfunction is brakingthevehicle,thevehiclecanrollawayinthefollowing situations:
RIfthere is a malfunction inthe system orinthe power supply.
RIfthe HOLD function is deactivatedbydepressingthe accelerator pedal orthebrake pedal, e.g.byavehicle occupant.
RIfthe electrics inthe engine compart‐ment,the battery orthe fuses aretam‐pered with or ifthe battery is disconnec‐ted.
Always deactivatethe HOLD functionand securethevehicle againstrollingawaybefore leavingthevehicle.
NOTEDamagefrom automatic braking
WhenActive Brake Assist,Active DistanceAssistDISTRONIC orthe HOLD function areactivated,thevehicle brakes autonomouslyin certain situations.
Toavoid damagetothevehicle, deactivatethese systems inthefollowing or similar sit‐uations:
Duringtowing
In a carwash
Requirements:RThevehicle isstationary.
RThe driver's door is closed orthe seat belt onthe driver's side isfastened.
RThe engine isrunning or has been automati‐cally switched offbythe ECOstart/stopfunction.
RThe electric parking brake isreleased.
RActive Distance AssistDISTRONIC is not acti‐vated.
Driving and parking18 9

tiontothisrestarea. This function can be activa‐ted and deactivated inthe multimedia system.
System limitationsATTENTION ASSIST is active inthe37mph(60 km/h)to124mph (200 km/h) speedrange.
The functionality ofATTENTION ASSIST isrestricted, andwarnings may be delayed or notoccur at all inthefollowing situations:
RIfyou havebeen drivingfor lessthan approx‐imately 30 minutes.
RIftheroad condition is poor (unevenroadsurface or potholes).
RIfthere is astrong side wind.
RIfyou adopt a sporty drivingstyle (high cor‐nering speeds or highrates of acceleration).
RIfthe time has been set incorrectly.
RIn active driving situations, ifyouchangelanes andvaryyour speed frequently.
TheATTENTION ASSIST tiredness or alertnessassessment is deleted andrestarted when con‐tinuingthe journey inthefollowing situations:
RIfyou unfastenyour seat belt and openthedriver's door (e.g.changing drivers ortakinga break).
SettingATTENTION ASSISTMultimedia system:
VehiclekAssistance ATTENTION
ASSIST
Setting options
SelectStandard,SensitiveorOff.
Suggesting arestarea
SelectSuggest Rest Area.
Activatesor deactivatethe functionS.IfATTENTION ASSIST detectsfatigue orincreasing lackof attention, it suggests arestarea inthe vicinity.
Select a suggestedrestarea:you are gui‐dedtothe selectedrestarea.
Traffic Sign Assist
Function ofTraffic Sign Assist
Traffic Sign Assistdetects traffic signs withmul‐tifunction camera1. It assistsyoubydisplay‐ing detected speed limits andovertakingrestric‐tions inthe instrument cluster.
210Driving and parking

Notes on cleaning and careAvoidingvehicle damage
Exterior lightingCleanthe lenses with awet sponge and mild cleaning agent,e.g. car shampoo.Only use cleaning agents or cleaning clothsthat are suitablefor plastic lenses.
SensorsCleanthe sensors inthe front andrear bumper and intheradiator grill with a soft clothand car shampoo.When using a powerwasher, maintain a minimum distance of11.8 in (30 cm).
Rear view cameraand360° CameraROpenthe camera cover withthe multimedia system(→page 202) .
RUse cleanwater and a soft clothtocleanthe camera lens.
Do not use a powerwasher.
TailpipesClean with cleaning agentsrecommendedbyMercedes-Benz,particularlyinthe winter and afterwashingthevehicle.Do not use acidic cleaning agents.
Notes on care ofthe interior
\nWARNINGRisk of injuryfrom plasticparts breaking off afterthe use of sol‐vent-based care products
Careand cleaning products containing sol‐vents can cause surfaces inthe cockpittobecome porous.
Whenthe airbags are deployed, plastic partsmay breakaway.
Do not use any care or cleaning prod‐ucts containing solventstocleanthecockpit.
\nWARNINGRisk of injuryor death frombleached seat belts
Bleaching or dyeing seat belts can severelyweakenthem.
This can,forexample, cause seat beltstotear orfail in an accident.
Never bleachor dye seat belts.
Maintenance and care361

Observethefollowing information:
Cleaning and careAvoidingvehicle damage
Seat beltsClean with lukewarmand soapywater.RDo not usechemical cleaning agents.
RDo not dry seat beltsbyheatingthemtoover176 °F(80 °C) orexposingthemtodirect sunlight.
DisplayCleanthe surface carefully witha microfiber clothand a suit‐able display care product (TFT/LCD).RSwitchoffthe display and let it cool down.
RDo not use anyother cleaning products.
Plastic trimRClean with a damp microfiber cloth.
RFor heavy soiling: use care productrecommendedforMercedes-Benz.
RDo not attachstickers,films or similar materials.
RDo not allow cosmetics, insectrepellent or sun creamtocome in contact with the plastic trim.
Realwood/triminsertsRClean with a microfiber cloth.
RBlackpiano-lacquer look: clean with a damp clothandsoapywater.
RFor heavy soiling: use care productrecommendedforMercedes-Benz.
Do not use solvent-based cleaning agents, polishes orwaxes.
HeadlinerClean with a brush or dry shampoo.
CarpetUse carpet andtextile cleaning agentsrecommendedforMercedes-Benz.
362Maintenance and care

Preceding letter11:RWithout: passengervehicle tires accordingtoEuropean manufacturingstandards.
R"P": passengervehicle tires accordingtoUSmanufacturingstandards.
R"LT": light truck tires accordingtoUS manu‐facturingstandards.
R"T": compact emergency sparewheels withhigh tire pressurethat are only designedfortemporary use in an emergency.
Aspectratio33:Ratio between tire height and tire width in per‐cent (tireheight dividedbytire width).
Tire code44(tiretype):R"R"radial tire
R"D": bias ply tire
R"B": bias belted tires
R"ZR":radial tire with a maximum speed above149mph (240 km/h) (optional)
Rim diameter55:The diameter ofthe bead seat (notthe diameteroftherimflange). Therim diameter is specifiedin inches (in).
Load-bearing index66:Numerical codethat specifiesthe maximumload-bearing capacity of a tire (e.g. "91" corre‐spondsto1356 lbs (615kg)).
The load-bearing capacity ofthe tire must be atleast halfthe permissible axle load ofyourvehi‐cle. Do notoverloadthe tiresbyexceedingthespecified load limit.
See also:
RMaximum permissible load ontheTireandLoading Information placard (→page 393)
RMaximum tire load (→page 399)
RLoad index
Speedrating77:Specifiesthe approved maximum speed ofthetire.
An electronic speed limiter preventsyourvehicle fromexceeding a speed of130mph(210km/h).
Makesurethatyour tires havetherequiredspeedrating.You can obtain information ontherequired speedrating from an authorizedMercedes-Benz Center.
Summer tires
IndexSpeedrating
Qupto100mph (160 km/h)
Rupto106mph (170 km/h)
Supto112mph (180 km/h)
Tupto118mph (190 km/h)
Hupto130mph (210km/h)
Vupto149mph (240 km/h)
Wupto168mph (270 km/h)
Yupto186mph (300 km/h)
Wheels and tires401