key MERCEDES-BENZ E-CLASS COUPE 2018 Service Manual

Connecting using a security
key#
Select Connect device to vehicle hotspot .
A secu rity key is displa yed. #
Select theve hicle from the device tobe con‐
nec ted. The vehicle is displa yed with the
SSID MB Hotspot XXXXX .#
Enter the security key which is shown in the
media display on the device tobe connec ted. #
Confirm the entry.
Connecting using NFC #
Select Establish a connection via NFC. #
Activate NFC on the mobile device (see the
manufacturer's operating instructions). #
Bring the mobile device into the NFC area of
th eve hicle (→ page 345). #
Select Done.
The mobile device is now connected tothe
multimedia sy stem hotspot via NFC.
Generating a new security key: #
Select Set up hotspot . #
Select Generate security key .
A connection will be es tablished with the
newly crea ted security key. #
Tosave a security key:select Save.
When a new security key is sa ved, all existing
Wi -Fi connections are then disconnected. If
th eWi -Fi connections are being re-es tab‐
lished, the new security key must be en tere d. Managing COMAND
Touch devices Re
quirements:
R The COMAND Touch app is ins talled on the
ex tern al device (e.g. tablet or smartphone).
R Wi-Fi is acti vated (→ page 301) and the mul‐
timedia sy stem is confi gured as a Wi-Fi hot‐
spot (→ page 302).
Multimedia sy stem:
System COMAND Touch
Connecting and authorising a new device #
Select Authorise a new device. #
Select Connect new device. #
Ente rth e security key in theex tern al device.
The Please start COMAND Touch on your
device and follow the instructions. message
appears. #
Select Continue. #
Accept the connection requ est from the new
device. #
Ente rth e PIN shown on theex tern al device.
The device is authorised.
Au thorising a connected device #
Select Authorise a new device.
The devices already connec ted are displa yed. #
Select Continue using connected devices.
The Please start COMAND Touch on your
device and follow the instructions. message
appears. #
Select Continue. #
The connection requ est from the device
Accept. #
Ente rth e PIN shown on theex tern al device.
The device is authorised. Multimedia sy
stem 303

#
Place the NFC area of the mobile phone (see
manufacturer's operating instructions) on
NFC logo 2onthe inside of the co ver.
The mobile phone is connected tothe multi‐
media sy stem. #
Tochange mobile phones: placethe NFC
area of the mobile phone (see manufactur‐
er's operating instructions) on NFC logo 2.
If th e mobile phone has already been author‐
ised on the multimedia sy stem, it is now con‐
nected.
If th e mobile phone is authorised on the mul‐
timedia sy stem forth efirs t time, it is connec‐
te d af ter confirming the mobile phone
instructions (see the manufacturer's operat‐
ing instructions).
Fu rther information can be found at: http://
www.mercedes-benz.com/connect
Setting there ception and transmission vol‐
ume
Re quirements:
R A mobile phone is authorised (→ page 340).Multimedia sy
stem:
Telephone ZOption sTelephone
This function ensures optimal language qualit y. #
Select Reception volume orTransmission
volume. #
Set thevo lume.
Fu rther information on there commended recep‐
tion and transmission volume: http://
www.me rcedes-benz.com/connect
Ad justing the call and ringtone volume
Multimedia sy stem:
System õAudio Telephone #
Select Speech volume orRingtone volume . #
Set thevo lume.
St arting/ stopping mobile phone voice recog‐
nition
Re quirements:
R The mobile phone is connec tedto the multi‐
media sy stem (→ page 340). St
arting mobile phone voice recognition #
Press and hold theó button on the multi‐
function steering wheel for more than one
second.
Yo u can use mobile phone voice recognition.
St opping mobile phone voice recognition #
Press the8 or~ button on the multi‐
function steering wheel. Calls
Te
lephone operation
Multimedia sy stem:
Telephone ªContacts
Making a call #
Select Numerical keypad. #
Ente rth e number. #
Select w.
The call is made.
Ac cepting a call #
Select Accept. 346
Multimedia sy stem

Re
jecting a call #
Select Reject.
Ending a call #
Select =.
Ac tivating functions during a call #
Toshow all functions, navigate down.
The following functions are available during a
call:
R End call
R Make additional call
R Keyboard (showtosend DTMF tones)
R Switch Mute mic onO or off ª.
R Private mode (an activecall in hands-free
mode is transfer redove rto thete lephone)
% Private mode is not available for business
te lephon y.
Conducting calls with se veral participants
Re quirements:
R There is an active call (→ page 346).
R Another call is being made. Switching between calls #
Select call #.
The selected call is active. The other call is
on hold.
Ac tivating or ending a call on hold #
Select Continue call orEnd call.
Conducting a conference call #
Select Create conference call inthete le‐
phone menu.
The new participant is included in the confe r‐
ence call.
Ending an active call #
Select =.
% On some mobile phones, the call on hold is
activated as soon as the active call is ended.
Ac cepting/rejecting a waiting call
Re quirements:
R There is an active call (→ page 346).If
yo ure cei vea call while already in a call, a
message is displa yed. An acoustic signal also
sounds. #
Select Accept.
The incoming call is active.
If only one mobile phone is connec ted with
th e multimedia sy stem, the pr evious call will
be put on hold.
If during a call you accept a call with the
ot her mobile phone when in two phone mode
th en theex isting call is ended. #
Select Reject.
% This function and behaviour depends on your
mobile phone network pr ovider and the
mobile phone (see the manufacturer's oper‐
ating instructions). Contacts
Information about
the contacts menu
The con tacts menu contains all contacts from
ex isting data sources, e.g. mobile phone or
memo rycard. You can store up to6,000 con‐
ta cts. Multimedia sy
stem 347

Ac
tivating/deactivating full-screen mode
Multimedia sy stem:
Media àMedia sources #
Select a data storage medium.
Pla yable video files are pla yed bac k. #
Toactivate full-screen mode: select#
Full screen. #
Todeactivate full-sc reen mode: pressthe
to uchpad.
Changing video settings
Multimedia sy stem:
Media ZOption sPicture format
The following picture form ats are available:
R Automatic
R 16:9
R 4:3
R Zoom #
Select a picture form at.
Ad justing the brightness manually
If th eAutomatic pictureform at is swit ched off,
yo u can adjust the brightness yourself. #
Select Brightness. #
Adjust the brightness. Media sear
ch St
arting the media sear ch
Multimedia sy stem:
Media ªSearch
Depending on the connected media sources and
fi les, thefo llowing categories are lis ted:
R Current track list
R Keyword search
R Playlists
R Artists
R Albums
R Tracks
R Folders
R Music genres
R Year
R Composers
R Videos R
Podcasts (Apple®
devices)
R Audiobooks (Apple®
devices) #
Select a categor y.
% The categories are available as soon as the
entire media conte nt has beenread in and
anal ysed. Media Inter
face Information about
the Media Inter face
Media In terface is a universal inter face forthe
connection of mobile audio equipment. The mul‐
timedia sy stem has two USB ports. The USB
ports are located in thestow age compartment
under the armrest.
Suppor ted devices
The Media Inter face allo wsyouto connect the
fo llowing data storage media:
R iPod ®
R iPhone ®
R MP3 pla yer
R USB devices Multimedia sy
stem 37 9

Display messages
Possible causes/consequences and M
MSolutions &
WARNING Risk of an accident from driving wi thove rheated tyres
Overheated tyres may bur st, particularly at high speeds. #
Reduce speed so that the tyres cool down. #
Reduce speed so that the tyres cool down.
Check tyre pressures then
restart Run Flat Indicator *T
he tyre pressure loss warning sy stem generated a displ aymessa geand has not been restar ted since. #
When the tyre pressure is cor rect, restart the tyre pressure loss warning sy stem (→ page448).
Run Flat Indicator inopera-
tive *T
he tyre pressure loss warning sy stem is malfunctioning. #
Consult a qualified specialist workshop. Key
Display messages
Possible causes/consequences and M MSolutions
Á Key not detected (red dis‐
play message) *T
hekey cannot be de tected and may no longer be in theve hicle.
The key is no lon ger in theve hicle and you swit choff the engine:
R You can no lon gerst art the engine.
R You cannot centrally lock theve hicle. #
Ensure that theke y is in theve hicle. Display messages and
warning/indicator lamps 519

Display messages
Possible causes/consequences and M
MSolutions
If th eke y de tection function has a malfunction due toast ro ng radio signal source: #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. #
Place theke y in the slot forst arting the engine with theke y (→ page 161).
Á
Replace key *T
hekey needs tobe replaced. #
Consult a qualified specialist workshop.
Á Key not detected (white
display message) *T
hekey is cur rently und etected. #
Change the location of theke y in theve hicle. #
Ifth eke y is still not recognised, start the engine with theke y in the slot (→ page161).
Á
Cha nge key batteries *T
hekey bat tery is dischar ged. #
Replace the battery (→ page73).
Á *T
hekey de tection function is malfunctioning. #
Change the location of theke y in theve hicle. #
Start theve hicle with theke y in the slot (→ page161). 520
Displaymessa ges and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions
Place the key in the
marked space See Owner's
Manual
À
Replace key See Owner's
Manual *
Ve hicles with a digital vehicle key:only a few or no authorisations remain forst arting the engine. #
Make sure that the internet connection is not limited bycer tain mobile phone settings. #
Open the Mercedes me connect http://www.mercedes.me and call up the digital vehicle key service. #
Deactivate the service firs t and then activate it again. #
Ifth e display message still appears, con tact the Mercedes-Benz Cus tomer Assis tance Center (C AC).
Ve hicles with a digital vehicle keyst icke r:on lyafe w or no authorisations remain forst arting the engine. #
Order a new digital vehicle keyst icke r from a Mercedes-Benz Service Centre or at http://www.mercedes-
benz.com/connect. Ve
hicle Display messages
Possible causes/consequences and M MSolutions
ï Trailer coupling extending… *E
xtending or retracting the ball nec k.
Do not attem pttospeed up, slow down or initiate there tracting or extending process using your hand, foot or other
aids. During there tracting or extending process, do not couple a traile r.
When the ball neck has reached an operational position, the display message disappears. Display messages and
warning/indicator lamps 521

Ad
justing treble, mid-range and bass
settings ............................................... 398
Au tomatic volume adjustment ............ .398
Calling up the sound menu .................. 397
Information .......................................... 397
Switching the sur round sound on/off
............................................................ .398
Buttons Steering wheel .....................................2 61C
Call list Making a call ...................................... .350
Overview ............................................. 350
Calling up the sound menu
Burmes ter®
high-end 3D sur round
sound sy stem ...................................... 398
Burmes ter®
sur round sound sy stem ....3 97
Calls .......................................................... 346
Ac cepting ............................................ 346
Ac tivating functions du ring a call ......... 347
Calls wi thseveral participants ............ .347
Declining ............................................. 346
Ending a call ........................................ 346 Incoming call du
ring an existing call .... 347
Making ................................................ 346
Vi ath eove rhead control panel
(Mercedes me connect) ......................3 59
Camera see 360° Camera
see Reversing camera
Car key
see Key
Car wash
see Care
Car wash (care) ....................................... 408
Care ........................................................... 416
Air-water duct ...................................... 408
Car wash ............................................. 408
Carpet .................................................. 416
Deco rative foil ...................................... 412
Displ ay................................................. 416
Exterior lighting .................................... 414
High-pressu recleaner ......................... 409
Matt finish ............................................ 411
Pa int wo rk ............................................. 411
Plastic trim ...........................................4 16
Re alwo od/trim elements .................... 416Re
versing camera ................................ 414
Ro of lining ............................................ 416
Seat belt .............................................. 416
Seat co ver ............................................ 416
Senso rs................................................ 414
Ta ilpipes .............................................. .414
Tr ailer hit ch.......................................... 414
Wa shing byhand ..................................4 10
Wheels/rims ........................................4 14
Wi ndo ws .............................................. 414
Wi per blades ........................................ 414
Carpet (Care) ............................................ 416
Changing gears ........................................ 173
Manually ..............................................1 73
Changing hub caps .................................454
Changing the lights
Driving abroad (symm etrical dipped
beam) .................................................. 12 8
Cha rging
Bat tery (vehicle) .................................. 430
Mobile phone (wireless) .......................1 24
Chassis Damping characteristics ...................... 218
DY NA MIC BODY CONTROL .................. 218 Index
551

Cup holder in
the centre console
ins talling/ removing (auto matic
transmission) ....................................... 121D
Damage de tection (pa rked vehicle) .......188
Dashboard see Cockpit
Dashboard lighting see Instrument lighting
Data acquisition Vehicle .................................................. 26
Data import/export ................................ 304
Fu nction/no tes ................................... 304
Importing/exporting ........................... 305
Data storage
Electronic control units ........................ .26
Online services ...................................... 28
Ve hicle .................................................. 26
Date Setting the time and date automati‐
cally ..................................................... 299
Deactivating the alarm (A TA).................... 96 Dealership
see Qualified specialist workshop
Declaration of conformity Electromagnetic compatibility ............... 23
Jack .......................................................23
TIREFIT kit ............................................. 24
Wi reless vehicle components ................23
Decorative foil (cleaning instructions) ...4 12
DeNOx agent see AdBlue ®
Designs Menu (on-boa rdcompu ter) .................. 263
Dest ination .............................................. 327
Editing intermediate destinations ........ 317
Editing the pr evious destinations ........ 328
Ex tern al .............................................. .328
Saving (cur rent vehicle position) ......... 327
Saving as global favo urite .................... 328
St oring a map position ........................ 328
Destination entry .....................................3 12
Entering 3 wordaddresses .................. 318
Entering a POI or address .................... 312
Entering an intermedia tedestination ...3 16
Entering geo-coordinates ..................... 318Selecting a contact ..............................
317
Selecting a POI .................................... 315
Selecting from the map ....................... 318
Selecting pr evious destinations .......... .315
De tecting inat tentiveness
see ATTENTION ASSIST
Diagnostics connection ............................24
Diesel Low outside temp eratures ...................4 68
No tes .................................................. 468
Digital Owner's Manual .............................18
Digital speedome ter ............................... 266
Digital TV
see TV
Digital Vehicle Keyst icker
Locking theve hicle ................................ 76
St arting theve hicle ............................. 16 0
Unlocking theve hicle ............................76
Dinghy towing
see Tow- bar sy stem
Dipped beam Setting .................................................1 34554
Index

Ad
aptive Highbeam Assist Plus inop‐
erative ................................................ .530
¯ AdBlue sy stem fault Engine
st art not possible ................................ .512
¯ AdBlue sy stem fault Perf.
re duced in XXX km See Owner's
Manual .................................................5 11
¯ AdBlue sy stem fault Perf.
re duced: XXX mph No start in XXX
miles .................................................... 511
¯ AdBlue sy stem fault See Own‐
er's Manual .......................................... 511
4 Add 1 litre engine oil when next
re fuelling ............................................. 509
Air conditioning Malfunction See
Owner's Manual .................................. 526
Apply brake todeselect Park (P)
position ................................................ 513
App lybrake toselect R ........................ 514
À ATTENTION ASSIST inoperative ... 498ÀAT
TENTION ASSIS T:Take a
break! .................................................. 495
bAu tomatic driving lights inoper‐
ative .................................................... 529
Au xilia rybattery malfunction ...............514
Beginning eme rgency stop .................. 490
Blind Spot Assist cur rently una vaila‐
ble See Owner's Manual ...................... 501
Blind Spot Assist inope rative ............... 494
Blind Spot Assi stnot available when
to wing a trailer See Owner's Manual ...4 97
Cann otstart engine See Owner's
Manual ................................................ 505
ÁChan gekey bat teries .................. 520
JCheck brake fluid le vel................ 483
Check brake pads See Owner's Man‐
ual ...................................................... .493
4Che ckeng. oil le v.when next
re fuelling .............................................. 51 0ï
Check trailer hit chlock (white
display message) ................................ .525
Che cktyre pressu resth en restart
Ru n Flat Indicator ................................. 519
h Check tyre(s) .............................. .516
! Clean the fuel filter .................... .503
?Coolant Stop vehicle Switch
engine off ............................................ 505
Cruise contro l and Limiter inope ra‐
tive ...................................................... 500
Cruise control inope rative ................... 500
Cruise control off ................................ 500
!cu rrently unavailable See Own‐
er's Manual ........................................ .485
÷cur rently una vailable See Own‐
er's Manual .......................................... 479
5 Engine oil le vel cannot be
measured ............................................ 507
4Engine oil le velRe duce oil le vel...5 08 556
Index