2019 MERCEDES-BENZ E CLASS maintenance

You canfind information onthefollowingtopics:
RActivation of Mercedes me connect
ROperatingthevehicle
RNearest authorized Mercedes-Benz Center
ROther products and services from Mercedes-Benz
Data is transferred duringthe connectiontotheMercedes-Benz Customer Center (→page314).
Information on Mercedes me connect acci‐dent managementThe Mercedes me connect accident manage‐ment is anextension ofthe Mercedes-Benzemergency call system (→page315).
An emergency call is madetothe Mercedes-Benz emergency call center after an accident:
RAvoice connection is madetoa contact per‐son atthe Mercedes-Benz emergency callcenter.
RIf necessary,the contact person attheMercedes-Benz emergency call centerfor‐wardsthe calltoMercedes me connect acci‐dent management.
Forwardingthe call is not possible in allcountries.
RIf necessary,thevehicle will betowedtoanauthorized Mercedes-Benz Center.
Arranging a service appointment viaMercedes me connectIfyou haveactivatedthe maintenance manage‐ment service,relevantvehicle data is transferredautomaticallytothe Mercedes-Benz CustomerCenter.You willthenreceiveindividualrecom‐mendationsregardingthe maintenance ofyourvehicle.
Regardless of whetheryou haveconsentedtothe maintenance management service,the multi‐media systemremindsyou after a certainamount of timethat a service is due. A promptappears asking ifyouwould liketomake anappointment.
Toarrange a service appointment:selectCall.Afteryour agreementthevehicle data is sentand a Mercedes-Benz Customer Centeremployee deals withyour appointment. The
information isthen senttoyour desiredservice outlet.
This service outlet willthen contactyouwithin24hours.
Ifyou selectLaterafterthe service messageappears,the message is hidden andreap‐pears after a certain period of time.
Transferred data during a service call
Observethe conditions of usefor Mercedes meconnect andother services. These can beobtained inthe Mercedes me portal: https://me.secure.mercedes-benz.com
Whenyou make a service call via Mercedes meconnect, data will be transmitted.
Thefollowing data is transmitted if a service callis made via Mercedes me connect:
RVehicle identification number
RReasonforthe initiation ofthe call
314Multimedia system

ASSYST PLUS service interval display
Function ofthe ASSYST PLUS service intervaldisplay
The ASSYST PLUS service interval display ontheInstrument Display provides information ontheremaining time or distance beforethe nextservice due date.
You can hidethis service message usingtheback button onthe left-hand side ofthesteeringwheel.
Depending on howthevehicle is used,theASSYST PLUS service interval display mayshortenthe service interval, e.g. inthefollowingcases:
RMainly short-distance driving
RWhenthe engine is often leftidlingfor longperiods
RIntheevent of frequent coldstart phases
Mercedes-Benzrecommendsavoiding suchoperating conditions.
You can obtain further information concerningthe servicing ofyourvehicle from aqualified
specialistworkshop, e.g. an authorizedMercedes-Benz Center.
Displayingthe service due date
On-board computer:
Service ASSYST PLUS
The next service due date is displayed.
Toexitthe display:pressthe back buttononthe left-hand side ofthesteering wheel.
Make suretoobservethefollowing furtherrela‐ted subject:
ROperatingthe on-board computer(→page 221).
Information onregular maintenancework
NOTEPrematurewearthroughfailuretoobserveservice due dates
Serviceworkwhich is not carried out attheright time or incompletelycan leadtoincreasedwear and damagetothevehicle.
Always observethe prescribed serviceintervals.
Always havethe prescribed serviceworkcarried out at aqualified specialistworkshop.
Special servicerequirements
The prescribed service interval is based on nor‐mal operation ofthevehicle. Maintenanceworkwill needtobe performed more often ifthevehi‐cle is operated under arduous conditions orincreased loads.
The ASSYST PLUS service interval display is onlyan aid. The driver ofthevehicle bearsresponsi‐bility asregardstowhether maintenanceworkneedstobe performed more oftenthan speci‐fied based onthe actual operating conditionsand/or loads.
Examples of arduous operating conditions:
Rregular city driving with frequent intermedi‐atestops
Rmainly short-distance driving
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Rfrequent operation in mountainousterrain oron poorroad surfaces
Rwhenthe engine is often leftidlingfor longperiods
Roperation in particularly dusty conditionsand/or if air-recirculation mode is frequentlyused
Inthese or similar operating conditions, havetheinterior airfilter, engine air cleaner, engine oiland oilfilteretc.changed more frequently. Thetires must bechecked more frequently ifthevehicle is operated under increased loads.Fur‐ther information can be obtained at aqualifiedspecialistworkshop.
Battery disconnection periods
The ASSYST PLUS service interval displaycan only calculatethe service due datewhenthe batteryis connected.
Notedownthe service due date displayed onthe instrument display before disconnectingthe battery (→page 347).
Engine compartment
Active hood (pedestrian protection)
Operation ofthe active hood (pedestrian pro‐tection)In certain accident situations,therisk of injurytopedestrians can bereducedbythe actuationofthe active hood. Therear area ofthe hood israisedbyapproximately 3 in (85 mm).
Forthe drivetotheworkshop,resetthe trig‐gered active hoodyourself. Afterthe active hoodhas been triggered, pedestrian protection maybe limited.
Aqualified specialistworkshop mustre-instatethe full functionality ofthe active hood.
The active hood is notavailable in all countries.
Resettingthe active hood
\nWARNINGRisk of burns from hot com‐ponent parts inthe engine compartment
Certain components inthe engine compart‐ment can beveryhot, e.g.the engine,theradiator and parts oftheexhaust system.
Allowthe enginetocool down and onlytouch component parts described inthefollowing.
Withyour handflat, push down active hood1inthe area aroundthe hinges on bothsides (arrows).The hood must engage in position.
Ifthe active hood can beraised slightly attherear inthe area ofthe hinges,repeatthestep until it engages correctly.
348Maintenance and care

Opening/closingthe hood
\nWARNINGRisk of accident ifthe enginehood is unlatched while driving
An unlocked engine hood may open up whenthevehicle is in motion and blockyour view.
Never unlatchthe engine hood whiledriving.
Beforeevery trip, ensurethattheengine hood is latched.
\nWARNINGRisk of accident and injurywhen opening and closingthe enginehood
When opening or closingthe engine hood, itmay suddenly drop intothe end position.
There is arisk of injuryfor anyone intheengine hood'srange of movement.
Only open or closethe engine hoodwhenthere are no persons intheengine hood'srange of movement.
\nWARNINGDanger of burns when open‐ingthe hood
Ifyou openthe hood whenthe engine hasoverheated or during afireinthe enginecompartment,you could come into contactwith hotgases orother escaping operatingfluids.
Before openingthe hood, allowtheenginetocool down.
Intheevent of afireinthe engine com‐partment,keepthe hood closed andcallthefireservice.
\nWARNINGRisk of injuryduetomovingparts
Certain components inthe engine compart‐ment may continuetomoveor suddenlymoveagaineven afterthe ignition has beenswitched off, e.g.the coolerfan.
Makesure ofthefollowing before performingtasks inthe engine compartment:
Switchthe ignition off.
Nevertouchthe danger zone surround‐ing moving component parts, e.g.therotation area ofthefan.
Removejewelry andwatches.
Keep items of clothing and hairawayfrom moving parts.
\nWARNINGRisk of injuryfromtouchingcomponent parts undervoltage
The ignition system andthe fuel injectionsystemworkunder highvoltage. Ifyoutouchcomponent parts which are undervoltage,you couldreceivean electric shock.
Nevertouch component parts oftheignition system orthe fuel injection sys‐tem whenthe ignition is switched on.
\nWARNINGRisk of burns from hot com‐ponent parts inthe engine compartment
Certain components inthe engine compart‐ment can beveryhot, e.g.the engine,theradiator and parts oftheexhaust system.
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Allowthe enginetocool down and onlytouch component parts described inthefollowing.
\nWARNINGRisk of injuryfrom usingthewindshield wipers whilethe engine hoodis open
Whenthe engine hood is open andthe wind‐shield wipers are set in motion,you can betrappedbythe wiper linkage.
Always switch offthe windshield wipersand ignition before openingthe enginehood.
Toopen:pull lever1toreleasethe hood.Push handle1ofthe hood catch upwardsand liftthe hoodbyapproximately15in(40 cm).Toclose:lowerthe hood and let itfall from aheight of approximately 8 in (20 cm).
Ifthe hood canstill be lifted slightly,openthe hood again and close it with a little moreforce until it engages correctly.
350Maintenance and care

Engine oil
Checkingthe engine oil level usingthe oildipstick
\nWARNINGRisk of burns from hot com‐ponent parts inthe engine compartment
Certain component parts inthe engine com‐partment can beveryhot, e.g.the engine,the cooler and parts oftheexhaust system.
Letthe engine cool down and onlytouchthe component parts describedasfollows.
Requirements:The engine must havean oil dipstick.If not,theengine oil level can bechecked only withthe on-board computer .
Depending onthe engine,the oil dipstick may beinstalled inthe engine compartment in differentlocations.
Thewaiting time beforecheckingthe oil levelwhenthe engine is at normal operatingtempera‐ture isfiveminutes.
Parkthevehicle on a level surface.
Pull oil dipstick1out and wipe off.
Slowly slide oil dipstick1intothe guidetubetothestop, and pull it out again afterapproximatelythree seconds.ROil level is correct: oil level is between2and3.
ROil leveltoo low: oil level is at3orbelow.
ROil leveltoo high: oil level is above2.
Ifthe oil level istoo low,add1.1 US qt(1 liter) of engine oil.
Ifthe engine oil level istoo high, havetheexcess engine oilremoved immediately at aqualified specialistworkshop.
Checkingthe engine oil level with an on-board computer
Requirements:The engine oil level is determined during driving.Determiningthe engine oil level cantakeupto30 minutes with a normal drivingstyle andevenlonger with an active drivingstyle.
In ordertoreceivearesult asquickly as possi‐ble:
Rwarmupthe engine.
Rparkthevehicle on a level surface.
Rleavethe enginerunning at idle speed.
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On-board computer:
Service Engine Oil Level
You will see one ofthefollowing messages inthe multifunction display:
Measuring Engine Oil Level...: measurementofthe oil level is notyet possible.Repeattherequest after a maximum of 30 minutes' driv‐ing.
Engine Oil Level OKandthe bar displayforindicatingthe oil level inthe multifunctiondisplay is green and is between "min" and"max":the oil level is correct.
Engine Oil Level Add 1.0 landthe bar displayfor indicatingthe oil level inthe multifunctiondisplay is orange and is below "min": add1.1 US qt (1 l) of engine oil.
Reduce Engine Oil Levelandthe bar displayfor indicatingthe oil level inthe multifunctiondisplay is orange and is above"max": drainofftheexcess engine oil. Consult aqualifiedspecialistworkshop.
For Engine Oil Level Switch Ignition On:switch onthe ignitiontocheckthe engine oillevel.
Engine Oil Level System Inoperative: sensordefective or not inserted. Consult aqualifiedspecialistworkshop.
Engine Oil Level System Currently Unavail.:closethe hood.
Adding engine oil
\nWARNINGRisk of burns from hot com‐ponent parts inthe engine compartment
Certain components inthe engine compart‐ment can beveryhot, e.g.the engine,theradiator and parts oftheexhaust system.
Allowthe enginetocool down and onlytouch component parts described inthefollowing.
\nWARNINGRisk offireand injury fromengine oil
If engine oil comes into contact withhotcomponent parts inthe engine compart‐ment, it may ignite.
Make surethat no engine oil is spillednexttothefiller opening.
Allowthe enginetocool off andthor‐oughly cleanthe engine oil from compo‐nent parts beforestartingthevehicle.
NOTEEngine damagecausedbyanincorrect oilfilter, incorrect oil or addi‐tives
Do not use engine oils or oilfilterswhich do not correspondtothe specifi‐cationsexplicitly prescribedfortheservice intervals.
Do not alterthe engine oil or oilfilter inordertoachievelongerchange intervalsthan prescribed.
Do not use additives.
352Maintenance and care

Followthe instructions inthe serviceinterval displayregardingthe oilchange.
NOTEDamagecausedbyaddingtoomuch engine oil
Too much engine oil can damagethe engineorthe catalytic converter.
Haveexcess engine oilremoved at aqualified specialistworkshop.
Turncap1counter-clockwise andremoveit.
Add engine oil.
Replace cap1and turn it clockwise asfaras it will go.
Checkthe oil level again (→page 351).
Checking coolant level
\nWARNINGRisk of burns from hot com‐ponent parts inthe engine compartment
Certain components inthe engine compart‐ment can beveryhot, e.g.the engine,theradiator and parts oftheexhaust system.
Allowthe enginetocool down and onlytouch component parts described inthefollowing.
\nWARNINGRisk of scalding from hotcoolant
The engine cooling system is pressurized,particularly whenthe engine iswarm. Ifyouopenthe cap,you could be scaldedbyhotcoolant spraying out.
Letthe engine cool down before open‐ingthe cap.
When openingthe cap,wear protectivegloves and safetyglasses.
Openthe cap slowlytorelease pres‐sure.
Maintenance and care353