ECU MERCEDES-BENZ E CLASS 2019 Workshop Manual

RWPS PBC
The connectiontoa secureWi-Fi network ismadebypressing a button (push button).
RSecuritykey
The connectiontoa secureWi-Fi network ismade via a securitykey.
Setting upWi-Fi
Requirements:RThe devicetobe connected supports one ofthethree means of connection described(→page 259).
Multimedia system:
SystemöConnectivity
Activating/deactivatingWi-Fi
SwitchWi-Fionsor offS.IfWi-Fiis deactivatedS, communication viaWi-Fitoall devices is interrupted. This alsomeansthat a connectiontothe HERMEScommunication module cannotbe estab‐lished. Then functions such as dynamicrouteguidance with LiveTraffic Information are notavailable.
Connectingthe multimedia system with adevice viaWi-FiThis function isavailable if a HERMES communi‐cation module is not installed.
The type of connection established must beselected onthe multimedia system and onthedevicetobe connected.
The connection procedure may differdepending onthe device.Followthe instruc‐tionsthat are shown inthe display.Furtherinformation (seethe manufacturer's operat‐ing instructions).
SelectInternet Settings.
SelectSearch for Wi-Fi Networks.
Using a securitykey
Select aWi-Fi network inthe list.
Havethe securitykey displayed onthe devicetobe connected (seethe manufacturer'soperating instructions).
Enterthis securitykey onthe multimedia sys‐tem.
Confirmthe entrywith¡.
All devices support a securitykey as ameans of connection.
Using a WPS PIN
Highlight aWi-Fi network inthe list.
Select

SelectGenerate Security Key.A connection will be established withthenewly created securitykey.
Tosavea securitykey:selectSave.When a new securitykey is saved, allexistingWi-Fi connections arethen disconnected. IftheWi-Fi connections are beingre-estab‐lished,the new securitykey must be entered.
Managing COMANDTouch devices
Requirements:RTheCOMANDTouch app is installed ontheexternal device (e.g.tablet or smartphone).
RWi-Fi is activated (→page 260) andthe mul‐timedia system is configured as aWi-Fi hot‐spot (→page261).
Multimedia system:
System COMAND Touch
Connecting and authorizing a new device
SelectAuthorize a New Device.
SelectConnect New Device.
Enterthe securitykey intheexternal device.ThePlease start COMAND Touch on yourdevice and follow the instructions.messageappears.
SelectContinue.
Acceptthe connectionrequest fromthe newdevice.
Enterthe PIN shown ontheexternal device.The device is authorized.
Authorizing a connected device
SelectAuthorize a New Device.The devices already connected are displayed.
SelectContinue Using Connected Devices.ThePlease start COMAND Touch on yourdevice and follow the instructions.messageappears.
SelectContinue.
The connectionrequest fromthe deviceAccept.
Enterthe PIN shown ontheexternal device.The device is authorized.
De-authorizingthe device
Select an authorized device fromthe list.A promptwill appear asking whetheryouwould liketode-authorizethe selecteddevice.
SelectYes.The device is de-authorized.
Activating/deactivatingchild safety lock
Multimedia system:
System Parental Control
Locking anexternal device
Select anexternal device.
SelectLock.The device connected viatheCOMANDTouch app is lockedsor unlockedS.
System language
Notes onthe system languageThis function allowsyoutodeterminethe lan‐guageforthe menu displaysandthe navigation
262Multimedia system

Multimedia system:
System Software Update
Automatic update
SwitchAutomatic Online Updateons.Updates are performed.
The currentstatus ofthe updates is dis‐played.
Manual update
DeactivateSAutomatic Online Update.
Select an update fromthe list andstarttheupdate.
Activating the softwareupdate
Restartthe system.
Function of important system updatesImportant system updates may be necessaryforthe security ofyour multimedia system's data.Please installthese updates, or elsethe securityofyour multimedia system cannotbe ensured.
If automatic software updates are activated,the system updates will be downloaded auto‐matically (→page 266).
As soon as an update isavailablefor download,a corresponding message appearsonthe mediadisplay.
You havethefollowing selection options:
RDownload
The update will be downloaded inthe back‐ground.
RDetails
Information aboutthe pending systemupdate is displayed.
RLater
The update can be downloaded manually at alater time (→page 266).
Ifthe download is completed andthe update isreadyfor installation,you will be informed ofthisafterthe next ignition cycle,forexample.
Parkthevehicle safely in a suitable locationbeforestartingthe installation.
Requirementsforthe installation:
RThe ignition is switched on.
RThe engine is notrunning.
RNotes andwarnings havebeenread andaccepted.
RThe parking brake is applied.
If allrequirements are met,the update will beinstalled. The multimedia system cannotbeoperated whilethe update is being installed andvehicle functions arerestricted.
If errorsshould occur duringthe installation,themultimedia system automatically attemptstorestorethe previousversion. Ifrestoration ofthepreviousversion is not possible, a symbolappears onthe center console display.Pleaseconsult aqualified specialistworkshoptoresolvethe problem.
Reset function
Multimedia system:
System Reset
Personal data is deleted,forexample:
RStation presets
RConnected mobile phones
Multimedia system267

Connecting a mobile phone (authorizationusing Secure SimplePairing)
Selectthe mobile phone.A code is displayed inthe multimedia systemand onthe mobile phone.
Ifthe codes match:confirmthe code onthe mobile phone.
Connecting a mobile phone (authorizationbyentering a passkey)
Selectthe mobile phone.
Choose a onetosixteen-digit number combi‐nation as a passkey.
Onthe multimedia system:enterthe pass‐key and selectv.
Onthe mobile phone:enterthe passkeyagain and confirm.
Upto15mobile phones can be authorizedonthe multimedia system.Authorized mobile phones arereconnectedautomatically.
Connecting a second mobile phone (twophone mode)
Requirements:RAtleast one mobile phone is already connec‐
tedtothe multimedia system via Bluetooth®.
Multimedia system:
Phone

Thefollowing system information is transmitted:
RSoftwarerelease ofthe multimedia system
RSystem ID (anonymized)
The transfer ofthis data is usedtooptimize com‐munication betweenthevehicle andthe mobilephone.
Todothis, andtoassign severalvehiclestothemobile phone, avehicle identifier israndomlygenerated.
This has no connectiontothevehicle identifica‐tion number (VIN) and is deleted whenthe multi‐media system isreset (→page 267).
Thefollowing drivingstatus data is transmitted:
RTransmission position engaged
RDistinction between parking,standstill,roll‐ing and driving
RDay/night mode ofthe instrument cluster
The transfer ofthis data is usedtoalter howcontent is displayedtocorrespondtothe drivingsituation.
Thefollowing position data is transmitted:
RCoordinates
RSpeed
RCompass direction
RAcceleration direction
This datais only transferred whilethe navigationsystem is active in ordertoimproveit (e.g. so itcan continue functioning when in a tunnel).
Mercedes me connect
Notes on Mercedes me connect
Mercedes me connect providesthefollowingservices:
RAccident and breakdown management (mebutton)
RConcierge Service (whenthe service is acti‐vated), appointmentrequests or similar (mebutton)
RMercedes-Benz emergency call system (auto‐matic emergency call or SOS button)
The Mercedes-Benz Customer Center andtheMercedes-Benz emergency call center areavaila‐bleforyou aroundthe clock.
The me button andthe SOS button can befoundonthevehicle'soverhead control panel(→page313).
You can also callthe Mercedes-Benz CustomerCenter usingthe multimedia system(→page313).
Pleasenotethat Mercedes me connect is aMercedes-Benz service. In emergencies, alwayscallthe national emergency servicesfirst usingthestandard national emergency service phonenumbers. In emergencies,you can also usetheMercedes-Benz emergency call system(→page315).
Observethe conditions of usefor Mercedes meconnect andother services. These can beobtained inthe Mercedes me portal: https://me.secure.mercedes-benz.com
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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
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RAlways make surethat neitheryou northebattery is electrostaticallycharged.
RKeepawayfromfireand openflames.
RDo not leanoverthe battery.
Observethe additionalfollowing points whenchargingthe battery:
ROnly use batterychargerstested andapprovedfor Mercedes-Benz.
RReadthe batterycharger's operating instruc‐tions beforechargingthe battery.
Observethe additionalfollowing points duringstarting assistance:
RStarting assistance may only be providedusing batteries with a nominalvoltage of12V.
RThevehicles must nottouch.
RGasoline engine:Onlyacceptstarting assis‐tance ifthe engine andexhaust system arecold.
Starting assistance andchargingthe12 Vbattery
Requirements:RThevehicle is secured withthe electric park‐ing brake.
RVehicles with automatic transmission:The transmission is in position].
RThe ignition and all electrical consumers areswitched off.
RThe hood is open.
Slide cover1of positive clamp2onthejump-starting connection point inthe direc‐tion ofthe arrow.
Connect positive clamp2onyourvehicletothe positive pole ofthe donor battery usingthe jumper cable/charging cable. Alwaysbegin with positive clamp2onyourownvehiclefirst.
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Do not activatethe HOLD function.
DeactivateActive Brake Assist (→page174).
Vehicles with automatic transmission:Shiftthe automatic transmissiontoposition\\.
Releasethe electric parking brake.
\nWARNINGRisk of accident duetolimi‐ted safety-related functions duringthetowing process
Safety-related functions are limited or no lon‐geravailable inthefollowing situations:
Rthe ignition is switched off.
Rthe brake system or powersteering sys‐tem is malfunctioning.
Rthe energy supply orthe on-board electri‐cal system is malfunctioning.
Whenyourvehicle isthentowedaway, signif‐icantly more effortmay berequiredtosteerand brakethan is normallyrequired.
Use atow bar.
Make surethatthesteering wheel canmovefreely, beforetowingthevehicleaway.
NOTEDamageduetoexcessive tractivepower
Ifyou pullawaysharply,the tractive powermay betoo high andthevehicles could bedamaged.
Pullawayslowly and smoothly.
Loading thevehiclefor transport
Observethe notes ontowingaway(→page377).
Connectthetow bartothetowingeye inordertoloadthevehicle.
Vehicles with automatic transmission:Shiftthe automatic transmissiontoposition\\.
Vehicles with automatic transmission:The automatic transmission may be locked
in position]intheevent of damagetotheelectrical system.Toshiftto\\, providetheon-board electrical system with power(→page374).
Loadthevehicle ontothe transporter.
Vehicles with automatic transmission:Shiftthe automatic transmissiontoposition].
Usethe electric parking braketosecurethevehicle againstrollingaway.
Only securethevehiclebythe wheels.
Vehicles with ADS PLUS (Adaptive DampingSystem PLUS)
\nWARNINGRisk of an accident whentransportingvehicles withAdaptiveDamping System PLUS
Thereduced dampingforces onthevehiclebeing transported can causethevehicle/trailer combinationtostarttoswing.
As aresult, when transportingvehicles withtheAdaptive Damping System PLUS,the
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vehicle/trailer combination maystarttoskid.Consequently,you could lose control ofyourvehicle.
When transporting, ensurethat:RThevehicle has been loaded ontothe transporter correctly
RThevehicle is secured at allfourwheels with suitabletensioningstraps
RThe maximum permissible speed of35mph (60 km/h) is notexceededwhen transporting
NOTEDamagetothevehicle from secur‐ing it incorrectly
After loading,thevehicle must besecured at allfour wheels. Otherwise,thevehicle could be damaged.
A minimum distance of 8 in (20 cm) upand 4 in (10 cm) down mustbekepttothe transport platform.
Securethevehicle on allfour wheels afterloading.
4MATICvehicles/vehicles with automatictransmission
Make surethatthe front andrear axles cometorestonthe same transportationvehicle.
NOTEDamagetothe drivetrain duetoincorrect positioning
Do not positionthevehicle abovetheconnection point ofthe transportvehi‐cle.
Towingeye
Towingeye1is attachedtothe edge ofthetrunk underthe trunkfloor.
Breakdown assistance37 9

Blown fuses must bereplaced with fuses ofthesamerating, whichyou canrecognizebythecolor and fuserating. The fuseratings and fur‐ther informationtobe observed are listed inthefuse assignment diagram.
Fuse assignment diagram:onthe fuse box inthe trunk (→page 383).
NOTEDamageor malfunctions causedbymoisture
Moisture may cause damagetothe electricalsystem or cause ittomalfunction.
Whenthe fuse box is open, make surethat no moisture can enterthe fusebox.
When closingthe fuse box, make surethatthe seal ofthe lid is positioned cor‐rectly onthe fuse box.
Ifthe newly inserted fuse also blows, havethecause traced andrectified at aqualified special‐istworkshop.
Ensurethefollowing beforereplacing a fuse:
RThevehicle is secured againstrollingaway
RAll electrical consumers are switched off
RThe ignition is switched off
The electrical fuses are located invarious fuseboxes:
RFuse box inthe engine compartment onthedriver's side (→page 381)
RFuse box onthe driver's side ofthe cockpit(→page 382)
RFuse box inthe front passengerfootwell(→page 382)
RFuse box inthe trunk ontheright-hand sideofthevehicle when viewed inthe direction oftravel (→page 383)
Opening and closingthe fuse box intheengine compartment
Requirements:RA dry clothand a screwdriver areavailable.
Observethe notes on electrical fuses(→page 380).
Opening
\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.
Breakdown assistance381