ignition MERCEDES-BENZ E-CLASS SALOON 2021 Owners Manual

-
theve hicle rolls on a downhill gradient and
does not automatically enter glide mode at
20 km/h.
ECO start/stop function symbols in the inst ru-
ment displa y:
R the symbol 00D6(gre en) appears when the
ve hicle is at a standstill: the engine was
switched o. bythe ECO start/s top function.
R the symbol 00D5(yellow) appears when the
ve hicle is at a standstill: not all vehicle condi-
tions for an engine stop ha vebeen met.
R neither the symbol 00D6nor00D5 appears
when theve hicle is at a standstill: an intelli-
ge nt stop inhibitor was de tected, e.g. a stop
sign.
R the symbol sappears: the ECO start/s top
function is deactivated or there is a malfunc-
tion.
If th e engine was switched o. bythe ECO start/
stop function and you lea vetheve hicle, a warning
to ne sounds and the engine is not restar ted. In
addition, thefo llowing display message appears in
th e instrument displa y: Vehicle is operational Switch off ignition before
exiting
If yo u do not switch o. theve hicle, it is automati-
cally switched o. aTer thre e minutes.
Deactiv
Deactiv ating or activ ating or activ ating t
ating the EC
he ECO st
O star
art/st
t/st op
op
function
function #
Press button 1.
If indicator lamp 2lights up, the ECO start/
stop function is activated.
% Depending on the model and theve hicle
equipment, the button may also be located at
a di.erent position in the centre console. EC
EC
O displa
O displa y function
y function The ECO display summarises
your driving charac-
te ristics from the start of the journey toits com-
pletion and assists you in achieving the most eco-
nomical driving style.
Yo u can in0uence consum ption bydoing thefo l-
lowing:
R driving with particular care.
R following thege arshiT recommendations. 176 176
Driving and parking

#
Change immediately out of clo thing that
has come into contact with fuel. &
W
W ARNING
ARNING Risk of /re and explosion due
to electrostatic charge
Electrostatic charge can ignite fuel vapour. #
Before you open the fuel /ller cap or
ta ke hold of the pump nozzle, touch the
me tallic vehicle body. #
Toavo id creating ano ther electrostatic
ch arge , do not get into theve hicle again
during there fuelling process. &
W
W ARNING
ARNING Risk of /re from fuel mixture
Ve hicles with a diesel engine:
If yo u mix diesel fuel with petrol, the 0ash
point of the fuel mixture is lo werth an that of
pure diesel fuel.
While theve hicle is running, component parts
in theex haust system may overheat without
wa rning. #
Neverre fuel using petrol. #
Never mix petrol with diesel fuel. *
N NOOTE
TE Damage caused bythe wrong fuel Ve
hicles with a petrol engine:
Even small amounts of the wrong fuel could
re sult in damage tothe fuel system, the
engine and the emission control system. #
Only refuel using unleaded, sulphur-free
spar k-ignition engine fuel that conforms
to European EN 228, or an equivalent
speci/cation.
Fu el of this speci/cation may contain up to
10% ethanol. Your vehicle is suitable for use
with E10 fuel.
Ne verre fuel wi thone of thefo llowing fuels:
R Diesel
R Regular petrol with an octane number
lo we rth an 91 RON R
Petrol with more than 10% ethanol byvol-
ume, e.g. E15, E20, E85, E100
R Petrol with more than 3% me thanol byvol-
ume, e.g. M15, M30
R Petrol with additives containing me tal
If yo u ha veacciden tally refuelled wi th the
wrong fuel: #
Do not switch on theve hicle. #
Consult a quali/ed specialist workshop. *
N NOOTE
TE Damage caused bythe wrong fuel Ve
hicles with a diesel engine:
Even small amounts of the wrong fuel could
re sult in damage tothe fuel system, the
engine and the emission control system. #
Only refuel using sulphu r-free diesel fuel
th at conforms toEuropean standard
EN 590, or an equivalent speci/cation.
In count ries without sulphur-free diesel
fuel, refuel using only lo w-sulphur diesel Driving and parking
191
191

#
Only use AdBlue ®
to /ll theAd Blue ®
ta nk. #
Do not over/ll theAd Blue ®
tank. *
N
NO OTE
TE Contamination of theve hicle inte-
ri or due toAd Blue ®
lea kage #
ATer topping up, carefully close the
Ad Blue ®
re/ll con tainer. #
Avoid car rying AdBlue ®
re/ll con tainers
permanently in theve hicle. R
R
eq
eq uir
uir ements:
ements:
R The vehicle is unloc ked.
The following message s appear in order in the
Instrument Displ aywhen theAd Blue ®
tank
re qu ires topping up:
R Refill AdBlue See Owner’s Manual The
Ad Blue ®
leve l has fallen below there ser ve
ra nge. Top up AdBlue ®
immediatel y.
R Top up AdBlue Emergency op. in XXX miles
See Owner's ManualThe low AdBlue ®
level
will lead tolimited per form ance aTer the re
maining distance displa yed has been driven.
To p up AdBlue ®
immediatel y.
R XX,X l Top up AdBlue Emer. op.: max. XXX
km/h Start not poss. in XXX kmThe low
Ad Blue ®
leve l will lead tolimited per form ance
from the speed displa yed. ATer there maining
distance displa yed has been co vered, it will no
longer be possible tostart theve hicle. Top up
with at least the amount of AdBlue ®
displa yed.
R XX,X l Top up AdBlue Switch on ignition, wait
60 sec. or eng. start not poss. TheAdBlue ®
ta nk is em pty. Yo u can no longer start the
ve hicle. Top up with at least the amount of
Ad Blue ®
displa yed. Switch on theve hicle and
wa itfor appr oximately 60 seconds. Start the
ve hicle.
Yo u can see theAd Blue ®
range and le vel in the
Service menu in the Instrument Displa y.
% The AdBlue ®
range sh own depends strongly
on the driving style and operating conditions.
The actual range can therefore deviate from
th e calculated range. Opening t Opening t
he A he AdBlue
dBlue ®
®
/ller
/ller cap
cap #
Press on the back area of fuel /ller 0ap 1. #
Turn AdBlue ®
/ller cap 2anti-clockwise and
re mo veit.
T
T opping up A
opping up A dBlue
dBlue®
®
Mercedes-Benz recommends topping up AdBlue ®
at a /lling pump. If no AdBlue ®
/lling pump is Driving and pa
rking
195
195

R
Ifyo u use thevo ice control system in an emer-
ge ncy your voice can change and your tele-
phone call, e.g. an emer gency call, can
th ereby be unnecessarily dela yed.
R Familiarise yourself with thevo ice control sys-
te m functions before starting the journe y.
Wi th LINGU ATRO NIC, various applications in the
MBUX multimedia system are ope rable using
vo ice input. LINGU ATRO NIC is operational appr ox-
imately thirty seconds aTer the ignition is
switched on and is available forth e driver's seat
and front passenger seat.
The following multimedia system applications can
be operated:
R Telephone
R Text message and e-mail
R Navigation
R Address book
R Radio
R Media
R TV
R Vehicle functions S S
t
tar
ar ting LIN
ting LIN GUA
GUATR
TRONIC
ONIC #
Press 1.
or #
Say "Hello Mercedes". Ov
Ov
er
er vie
vie w of t
w of t he MBUX Int
he MBUX Int er
erior Assist
ior Assist ant
ant &
W
WARNING
ARNING Risk of injury from the cam-
era's laser radiation
This product uses a classi/cation 1 laser sys-
te m. If the housing is opened or damaged,
laser radiation may damage your retina. #
Do not open the housing. #
Always ha vemaintenance workand
re pairs car ried out byaqu ali/ed special-
ist workshop. This device is a class 1 laser product in accord-
ance with DIN EN 60825-1:2014
The camera is located in
theove rhead control
panel.
If th eve hicle is /tted with the MBUX Interior
Assistant, selected functions of the multimedia
system can be operated contact-free. The MBUX
Interior Assistant can di.erentiate between driver
and front passenger interactions and de tects spe-
ci/c hand positions (poses). MBUX multimedia system
317 317

-
Instrument lighting
- Displ aybrightness
- Edge lighting
- Day/night design
R Control elements
- Keyboard language and handwriting recog-
nition
- Sensitivity of theto uchpad
- Sensitivity of theTo uch Controls
R LINGU ATRO NIC
R Sound
- Enter tainment
- Navigation and tra1c announcements
- Telephone
- Voice ampli/cation tothere ar
R Connectivity
- Wi-Fi, Blue tooth ®
, NFC
R Time & date
R Language
R Units for distance R
SoTware updates
R Data import/export
R PIN pr otection
R System Reset Inf
Inf
or
ormation on im
mation on im port
portant syst
ant syst em updat
em updat es
es Impor
tant system updates may be necessary for
th e security of your multimedia system's data.
Install these updates, or else the security of your
multimedia system cannot be ensured.
A system update consists of thre e steps:
R Downloading or copying of the data requ ired
fo r installation
R Installation of the downloaded system update
R Activation of the downloaded system update
by restarting the system
% If automatic soTware updates are activated,
th e system updates will be downloaded auto-
maticall y.
The multimedia system pr ovides a message when
a system update is available. Yo
u ha vethefo llowing selection options:
R Accept and install
The system update will be downloaded in the
background.
R Information
Information about the pending system update
is displa yed.
R Later
The system update can be downloaded man-
ually at a later time.
Deep syst
Deep syst em updat em updates
es
Deep system updates access vehicle or system
settings and can therefore only be car ried out
when theve hicle is stationary and the ignition is
switched o..
If th e download of a deep system update is com-
ple ted and the downloaded system update is
re ady for installation, you will be informed of this
aTer the next ignition cycle, forex ample.
% Park theve hicle safely in a suitable location
before starting the installation. 322 322
MBUX multimedia system

Re
quirements forth e installation:
R The ignition is switched o..
R Notes and warnings ha vebeen read and
accep ted.
R The electric parking brake is applied.
If all requ irements ha vebeen ful/lled, the down-
loaded system update is installed. The multimedia
system cannot be operated while the downloaded
system update is being installed and vehicle func-
tions are restric ted.
If errors should occur during the installation, the
multimedia system automatically attem ptsto
re store the pr evious version. If restoration of the
pr ev ious version is not possible, a symbol appears
on the media displa y.Consult a quali/ed special-
ist workshop toresol vethe problem. Se
Se tting up a W
tting up a W i-F
i-Fi ho
i ho tspot
tspot R
R eq
eq uir
uir ements:
ements:
R T
To se
o se t up t
t up t he W
he Wi-F
i-Fi connection of t
i connection of t he multime-
he multime-
dia syst
dia syst em wit
em with e
h ext
xter
er nal ho
nal ho tspo
tspots:
ts:there is no
communication module installed. R
The device tobe connected supports at least
one of the types of connection described.
Multimedia system: 4 © 5
Settings 5
System
5 Wi-Fi & Bluetooth
A
A ctiv
ctiv ating/deactiv
ating/deactiv ating W
ating Wi-Fi
i-Fi #
Select Wi-Fi.
Connecting t
Connecting t he multimedia syst
he multimedia syst em wit
em with an e
h an ext
xter-
er-
nal ho
nal ho tspo
tspot using W
t using W i-Fi
i-Fi
The type of connection established must be selec-
te d on the multimedia system and on the device
to be connected.
% The connection procedure may di.er depend-
ing on the device. Follow the inst ructions that
are shown in the displa y.Fu rther information
can be found in the manufacturer's operating
inst ructions. #
Select Internet settings . #
Select Connect via Wi-Fi . #
Select Add hotspot. Connecting using a QR code Connecting using a QR code #
Select the options 0048ofthe desired Wi-Fi
networ k. #
Select Connect using a QR code. #
Scan the displa yed QR code with the device to
be connected.
The Wi-Fi connection is established.
Connecting using a secur Connecting using a secur itykey
ity key #
Select the options 0048ofthe desired Wi-Fi
networ k. #
Select Connect using security key. #
Have the security key displa yed on the device
to be connected (see the manufacturer's oper-
ating inst ructions). #
Enter this security key on the multimedia sys-
te m. #
Con/rm the entry with ¡.
Connecting using a WPS PIN
Connecting using a WPS PIN #
Select the options 0048ofthe desired Wi-Fi
networ k. MBUX multimedia system
323
323

&
W
W ARNI NG
ARNI NGRisk of burns when opening the
bonnet
If yo u open the bonnet in theev ent of an over-
heated engine or /re in the engine compart-
ment, thefo llowing situations may occur:
R You may come into contact with hot gases.
R You may come into contact with other
escaping hot operating 0uids. #
Before opening the bonnet, allow the
engine tocool down. #
Intheev ent of a /re in the engine com-
partment, keep the bonnet closed and
call the /re service. &
W
W ARNING
ARNING Risk of injury due tomoving
parts
Components in the engine compartment may
continue torun or start unexpectedly even
when the drive system is switched o..
Obser vethefo llowing if you must open the
bonnet: #
Switch o. theve hicle. #
Neverto uch the danger zones sur round-
ing moving components, e.g. thero tation
area of thefa n. #
Remo vejewe llery and watches. #
Keep items of clo thing and hair away
from moving pa rts. &
W
WARNING
ARNING Risk of injury from touching
components under voltage
The ignition system and the fuel injection sys-
te m operate at high voltage. You could receive
an elect ric shoc k. #
Neverto uch ignition system or fuel injec-
tion system components when theve hi-
cle is switched on. The live components include
thefo llowing, for
ex ample:
R Ignition coils
R Fuel injectors R
Electric lines tothe ignition coils and the fuel
injectors &
W
WARNING
ARNING Risk of burns from hot compo-
nent parts in the engine compartment
Cer tain component parts in the engine com-
partment can be very hot, e.g. the engine, the
cooler and parts of theex haust system. #
Allow the engine tocool down and only
to uch component parts described in the
fo llowing. &
W
WARNING
ARNING Risk of injury from using the
windscreen wipers when the bonnet is
open
If th e windscreen wipers start moving when
th e bonnet is open, you could be trapped by
th e wiper linkage. #
Always switch o. the windscreen wipers
and theve hicle /r stifyo u need toopen
th e bonnet. Maintenance and care
361
361

#
Drain o. any excess engine oil that has been
added. Todo so, consult a quali/ed specialist
wo rkshop.
R For engine oil level turn on ignition #
Switch on theve hicle tocheck the engine oil
le ve l.
R Engine oil level System inoperative: The oil
le ve l sensor is defective or not connected. #
Consult a quali/ed specialist workshop.
R Engine oil level System currently unavail. #
Close the bonnet.
T
T opping up engine oil
opping up engine oil &
W
WARNING
ARNING Risk of burns from hot compo-
nent parts in the engine compartment
Cer tain component parts in the engine com-
partment can be very hot, e.g. the engine, the
cooler and parts of theex haust system. #
Allow the engine tocool down and only
to uch component parts described in the
fo llowing. &
W
WARNING
ARNING Risk of /re and injury from
engine oil
If engine oil comes into contact with hot com-
ponent parts in the engine compartment, it
may ignite. #
Make sure that no engine oil is spilled
next tothe /ller opening. #
Allow the engine tocool o. and thor-
oughly clean the engine oil from compo-
nent parts before starting theve hicle. *
N NOOTE
TE Engine damage caused byan inco r-
re ct oil /lter, incor rect oil or additi ves #
Do not use engine oils or oil /lters which
do not cor respond tothe speci/cations
ex plicitly prescribed forth e service inter-
va ls. #
Follow the inst ructions on the service
inter val display forch anging the engine
oil and obser vethe prescribed change
inter vals. #
Do not use additives. *
N NOOTE
TE Damage caused bytopping up too
much engine oil To
o much engine oil can damage the engine or
th e catalytic con verter. #
Have excess engine oil remo ved at a
qu ali/ed specialist workshop. %
Depending on driving st yle, theve hicle con-
sumes up to0.8 litre of oil per 1000 km. The
oil consum ption may be higher than this when
th eve hicle is new or if you frequently drive at
high engine speeds. 364
364
Maintenance and care

&
W
WARNI NG
ARNI NGRisk of injury from fuels
Fu els are poisonous and hazardous toyour
health. #
Do not swallow fuel or let it come into
contact with skin, eyes or clo thing. #
Do not inhale fuel vapour. #
Keep children away from fuel. #
Keep doors and windo wsclosed during
th ere fuelling process.
If yo u or other people come into contact with
fuel, obser vethefo llowing: #
Immediate lyrinse fuel o. your skin with
soap and water. #
If fuel comes into contact with your eyes,
immediately rinse them thoroughly with
clean water. Seek medical at tention
immedia tely. #
Ifyo u swallow fuel, seek medical atten-
tion immediatel y.Do not induce vomit-
ing. #
Change immediately out of clo thing that
has come into contact with fuel. Flexible-fuel
vehicles can be refuelled wi th thefo l-
lowing fuel types:
R unleaded petrol
R E85 fuel
R a mixture of E85 fuel and unleaded petrol
Flexible-fuel vehicles can be identi/ed bythe
Et Et hanol up t
hanol up t o E85
o E85sticker on the inside of the fuel
/ller 0ap.
Depending on the countr y,the fuels you can use
in your vehicle may di.er from the information in
th e Owner's Manual. The fuels that ha vebeen
appr ovedfo ryo ur vehicle can be found on the
inst ruction label on the inside of the fuel /ller 0ap. F F
uel
uel Inf
Inf
or
ormation on fuel q
mation on fuel q uality f
uality for v
or vehicles wit
ehicles wit h a pe
h a pet-
t-
r
r ol engine
ol engine
Obser vethe no tes on operating 0uids
(/ page 417). *
N
NOOTE
TE Damage caused bythe wrong fuel Even small amounts of
the wrong fuel could
re sult in damage tothe fuel system, the
engine and the emission control system. #
Only refuel using unleaded, sulphu r-free
spar k-ignition engine fuel that conforms
to European EN 228, or an equivalent
speci/cation.
Fu el of this speci/cation may contain up to
10% ethanol byvolume. Your vehicle is suita-
ble for use with E10 fuel. #
See the information label in fuel /ller 0ap
fo rot her compatible fuels .
Ne verre fuel wi thone of thefo llowing fuels:
R Diesel
R Regular petrol with an octane number
lo we rth an 91 RON
R Petrol with more than 3% me thanol byvol-
ume, e.g. M15, M30
R Petrol with additives containing me tal418
418
Te
ch nical data

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences and0050
0050Solutions
Solutions
00B4
Tank ventilation Malfunc-
tion Consult workshop *V
Vehicles wit ehicles wit h pe
h petr
trol engines:
ol engines: There is a malfunction in the fuel system. #
Consult a quali/ed specialist workshop. V
V
ehicle
ehicle Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/conseq uences and
uences and0050
0050Solutions
Solutions
0072
Vehicle is operational
Switch off ignition before
exiting *Y
ou are leaving theve hicle in a ready-to-drive state. #
Get out of theve hicle, secure it against rolling away and take theke y with you. #
Ifyo u do not lea vetheve hicle, switch o. the electrical consumers, e.g. the seat heating. Otherwise, the 12‑V bat-
te ry may dischar geand starting the engine may be possible only with the help of a second battery (jump start). 452 452
Display messages and
warning/indicator lamps