2019 MERCEDES-BENZ E CLASS Owners Manual

Ifthevehicle is not opened within approximately40 seconds after unlocking, it locksagain. Anti-theft protection is activated again.
Do notkeepthe SmartKeytogether with elec‐tronic devices or metal objects. This can affectthe SmartKey's functionality.
If batterycheck lamp2does not light upafter pressingthe6or7button,thebattery is discharged.
Replacingthe SmartKeybattery (→page64).
Activating/deactivating the acoustic lockingverification signal
Multimedia system:
VehicleîVehicle SettingsAcous-
tic Lock
Activatesor deactivateSthe function.
Activating/deactivating the panic alarm
Requirements:RThe ignition is switched off
The panic alarm function is onlyavailable incertain countries.
Toactivate:press button1for approx‐imatelyone second.A visual and audible alarm is triggered.Todeactivate:briefly press button1again.
or
Pressthestart/stop button onthe cockpit(the SmartKeyis insidethevehicle).
Changingthe unlocking settings
Possible unlocking functions ofthe SmartKey:
RCentral unlocking
RUnlockingthe driver's door and fuelfillerflap
Toswitch between settings:pressthe6and7buttons simultaneouslyforapproximately six seconds untilthe batterycheck lampflashes twice.
Ifthe unlocking functionforthe driver's doorand fuelfillerflap has been selected:
RPressingthe6button a second time cen‐trally unlocksthevehicle
RVehicles with KEYLESS-GO:Ifyoutouchthe inner surface ofthe door handle onthedriver's door, onlythe driver's door and fuelfillerflap are unlocked.
Deactivatingthe SmartKeyfunctions
Ifyou do not usethevehicle or a SmartKey foranextended period of time,you canreducetheenergy consumption oftherespective Smart‐Key .Todo so, deactivatethe SmartKeyfunc‐tions.
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Todeactivate:pressthe7button ontheSmartKeytwice inquick succession.The batterycheck lamp ofthe SmartKeyflashes twice brieflyand lights up once.
Toactivate:press any button onthe Smart‐Key.
Whenthevehicle isstarted withthe Smart‐Key inthestowage compartment ofthe cen‐ter console,the SmartKeyfunctions areautomaticallyactivated (→page139).
Removing/inserting the emergencykey
Toremove:pressrelease button1.Emergencykey2is pushed out slightly.
Pull out emergencykey2until it engages inthe intermediate position.
You can usethe intermediate position ofemergencykey2toattachthe SmartKeytoakeyring.
Pressrelease button1again and fullyremoveemergencykey2.
Toinsert:pressrelease button1.
Insert emergencykey2tothe intermediateposition or fully until it engages.
Replacing the SmartKeybattery
\nDANGERSerious damagetohealthcausedbyswallowing batteries
Batteries containtoxic and corrosive sub‐stances. Swallowing batteries may causeserious damagetohealth.
There is arisk offatal injury.
Keep batteries out ofthereach ofchil‐dren.
If batteries are swallowed, seek medicalattention immediately.
ENVIRONMENTALNOTEEnvironmentaldamagecausedbyimproper disposal ofbatteries
Batteries contain pollutants. It isillegaltodispose ofthem withthe householdrubbish.

Dispose of batteries in anenvironmentallyresponsible manner.Takedischarged batteriestoaqualifiedspecialistworkshop ortoa collectionpointfor used batteries.
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Requirements:RYourequire a CR 2032 3 V cell battery.
Mercedes-Benzrecommendsthatyou havethebatteryreplaced at aqualified specialistwork‐shop.
Removethe emergencykey (→page64).
Pressrelease button2down fully and slidecover1inthe direction ofthe arrow.
Fold out cover1inthe direction ofthearrowandremove.
Removebattery compartment3andtakeoutthe discharged battery.
Insertthe new battery into battery compart‐ment3. Observethe positive pole markinginthe battery compartment and onthe bat‐terywhen doingthis.
Push in battery compartment3.
Re-attach cover1and push it until itengages.
Problems withthe SmartKey
ProblemPossible causes/consequences andPPSolutions
You can no longer lock or unlockthevehicle.Possible causes are:
RThe SmartKeybattery is discharged or nearly discharged.
RThere is interference from a powerfulradio signal source.
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ProblemPossible causes/consequences andPPSolutions
RThe SmartKeyis defective.
Checkthe battery usingthe batterycheck lamp andreplace if necessary (→page64).
Usethe emergencykeytolock or unlock (→page64).
Havethe SmartKeychecked at aqualified specialistworkshop.
You havelost a SmartKey.Havethe SmartKeydeactivated at aqualified specialistworkshop.
If necessary,havethe mechanical lockchanged aswell.
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Doors
Unlocking and opening doors fromthe inside
Pull door handle2.Locking pin1pops up whenthe door isunlocked.
Centrally locking and unlockingthevehiclefromthe inside
Tounlock:press button1.
Tolock:press button2.
This does not lock or unlockthe fuelfillerflap.
Thevehicle is not unlocked:
RIfyou havelockedthevehicle usingtheSmartKey.
RIfyou havelockedthevehicle using KEY‐LESS-GO.
Locking/unlockingthevehicle with KEY‐LESS-GO
RequirementsRThe SmartKeyis outsidethevehicle.
RThe distance betweenthe SmartKeyandthevehicle does notexceed 3ft(1 m).
RThe driver's door andthe door at whichthedoor handle is used are closed.
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Tounlockthevehicle:touchthe inner sur‐face ofthe door handle.
Tolockthevehicle:touch sensor surface1or2.
Convenience closing:touchrecessed sen‐sor surface2untilthe closing procedure iscomplete.
Further information on convenience closing(→page79).
Ifyou openthe trunk lid from outside it is auto‐matically unlocked.
Problems with KEYLESS-GO
ProblemPossible causes/consequences andPPSolutions
You can no longer lock or unlockthevehicle using KEYLESS-GO.Possible causes are:
RThe SmartKeyfunctions havebeen deactivated (→page 63).
RThe SmartKeybattery is discharged or nearly discharged.
RThere is interference from a powerfulradio signal source.
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ProblemPossible causes/consequences andPPSolutions
RThe SmartKeyisfaulty.
Activatethe SmartKeyfunctions (→page 63).
Checkthe battery usingthe batterycheck lamp andreplace if necessary (→page64).
Usethe emergencykeytounlockor lockthevehicle (→page64).
Havethevehicle and SmartKeychecked at aqualified specialistworkshop.
Activating/deactivating the automatic lock‐ingfeature
Thevehicle is locked automatically whentheignition is switched on andthe wheels are turn‐ingfasterthanwalking pace.
Toactivate:press and hold button2forapproximatelyfiveseconds until an acousticsignal sounds.
Todeactivate:press and hold button1forapproximatelyfiveseconds until an acousticsignal sounds.
Inthefollowing situations,there is a danger ofbeing locked out whenthe function is activated:
RWhilethevehicle is beingtowstarted/pushed.
RThevehicle is beingtested onthe dynamom‐eter.
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Locking/unlockingthe driver's door withtheemergencykey
Ifyou wishtolockthevehicle entirely usingthe emergencykey,first pressthe buttonforlocking fromthe inside whilethe driver'sdoor is open. Then proceedtolockthe driv‐er's door usingthe emergencykey.
Insertthe emergencykey asfar as it will gointo opening1inthe cover.
Pull and holdthe door handle.
Pullthe cover onthe emergencykey asstraight as possibleawayfromthevehicleuntil itreleases.
Releasethe door handle.
Tounlock:turnthe emergencykey counter-clockwisetopositionG.
Tolock:turnthe emergencykey clockwisetopositionG.
Carefully pressthe cover ontothe lock cylin‐der until it engages and is seatedfirmly.
Trunk
Openingthe trunk lid
\nDANGERRisk ofexhaustgas poisoning
Combustion engines emit poisonousexhaustgases such as carbon monoxide. Exhaustgases can enterthevehicle interior ifthetrunk lid is open whenthe engine isrunning,especially ifthevehicle is in motion.
Always switch offthe engine beforeopeningthe trunk lid.
Never drive withthe trunk lid open.
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