ECO mode MERCEDES-BENZ E-CLASS CABRIOLET 2021 Owner's Manual

Fo
r tyres, pay attention tothefo llowing:
R Designation
R Manufacturer
R Type &
W
WARNING
ARNING Risk of inju rythro ugh exceed-
ing the speci/ed tyre load-bearing capa-
city or the permissible speed rating
Exceeding the load-bearing capacity of the
tyres can lead totyre damage and could cause
th e tyres toexplode. #
Therefore, only use tyre types and sizes
appr ovedfo ryo ur vehicle model. #
Obser vethe tyre load-bearing capacity
ra ting and speed rating requ ired foryo ur
ve hicle. *
N NOOTE
TE Vehicle and tyre damage thro ugh
tyre types and sizes that ha venot been
app roved Fo
r saf etyre asons, only use tyres, wheels and
accessories which ha vebeen specially
appr oved byMercedes-Benz foryo ur vehicle.
These tyres are special lyadap tedto the active
saf ety sy stems, su chas ABS, ESP ®
and
4MATIC, and mar ked as follo ws:
R MO = Mercedes-Benz Original
R MOE = Mercedes-Benz Original Ex tended
(run-0at tyres only for cer tain wheels)
R MO1 = Mercedes-Benz Original (only cer-
ta in AMG tyres)
Otherwise, cer tain properties, such as han-
dling characteristics, vehicle noise emissions,
consu mption, etc. could be adversely a.ec-
te d. Furthermore, other tyre sizes could result
in the tyres rubbing against the body and axle
components when loaded. This could result in
damage tothe tyre or theve hicle. Only use tyres, wheels and accessories
that
ha ve been checked and recommended by
Mercedes-Benz. *
N
NOOTE
TE Risk todriving saf ety from retrea-
ded tyres Re
treaded tyres are neither tested nor recom-
mended byMercedes-Benz, since pr evious
damage cannot alw ays be de tected on retrea-
ded tyres.
Fo rth is reason driving saf ety cann otbe guar-
anteed. #
Do not use used tyres if you ha veno
information about their pr evious usage. *
N NOOTE
TE Possible wheel and tyre damage
when driving over obstacles Lar
gewheels ha vea smaller section width. As
th e section width decreases, therisk of
wheels and tyres being damaged when driving
ov er obstacles increases. 342 342
Wheels and tyres

If
yo u ha veacciden tally refuelled wi th the
wrong fuel: #
do not switch the ignition on. #
consult a quali/ed specialist workshop. The
following compatibility indications for fuel
apply toyour vehicle: 1
For petrol with maximum 5% ethanol byvol-
ume
2 For petrol with maximum 10% ethanol byvol-
ume Ac
cording toEuropean standard EN 16942 you
can /nd the compatibility indications at thefo l-
lowing locations:
R Ontheve hicle on the information label on the
fuel /ller 0ap (/ page 171)
R Onthe fuel dispenser or pump nozzle suitable
fo ryo ur vehicle thro ughout Europe
If th eav ailable fuel is not su1ciently low in sul-
phur, this can produce unpleasant odours.
The recommended octane number foryo ur vehi-
cle can be found on the information label in the
fuel /ller 0ap (/ page 171).
E 350, E 450 4MA
E 350, E 450 4MA TIC:
TIC: only refuel using super
unleaded petrol wi that least 98 RON if you wish
to achie vemaximum engine output. Alternativel y,
yo u can also refuel using premium-g rade unlea-
ded petrol with at least 95 RON.
All models: All models: as atemp orary measure, if there com-
mended fuel is not available, you may also refuel
wi th regular unleaded petrol with an octane num-
ber of at least 91 RON.This may reduce engine
output and increase fuel consumption.
Ne verre fuel using petrol wi tha lo werRO N. Fu
rther information on fuel can be obtained at a
/lling station or a quali/ed specialist workshop.
Inf
Inf or
ormation on additiv
mation on additiv es in pe
es in petr
trol
ol
Obser vethe no tes on operating 0uids
(/ page 358).
* NO
NOTE
TEDamage from use of unsuitable
additives Even small amounts of
the wrong additive may
lead tomalfunctions occur ring. #
Only add cleaning additives recommen-
ded byMercedes-Benz tothe fuel. Mercedes-Benz
recommends that you use brand-
name fuels with additives.
In some countries, the fuel available may not ha ve
su1cient additives. Residue could build up in the
fuel injection system as a result. In this case, in
consultation with a Mercedes-Benz service
centre, mix the fuel with the cleaning additive rec-
ommended byMercedes-Benz. Obser vethe no tes
and mixing ratios indica ted on theta nk. 360 360
Te
ch nical data

#
Do not alter the engine oil or oil /lter in
order toachie velonger change inter vals
th an prescribed. #
Do not use additives. #
Have the engine oil changed aTer the
prescribed inter vals. Mercedes-Benz
recommends having the oil
ch anged at a quali/ed specialist workshop.
Only use engine oils appr ovedfo ryo ur vehicle by
Mercedes-Benz.
P
P e etr
tr ol engines:
ol engines: for cer tain countries, di.erent
engine oils can be used in conjunction with
re duced maintenance inter vals. Further informa-
tion on di.erent engine oils can be obtained at a
qu ali/ed specialist workshop. Quality and capacity of engine oil
Quality and capacity of engine oil
Engine oil Engine oil speci/cations
speci/cations P P
e etr
tr ol engines
ol engines MB-Fr
MB-Freig
eigabe or MB-
abe or MB-
Appr ov
Approv al
al
E 450 4MATIC 229.51, 229.52,
229.61, 229.71
229.72*
All other model s2 29.51, 229.52,
229.61
229.71* Engine oil
Engine oil
speci/cations
speci/cations Diesel engines
Diesel engines
MB-Fr
MB-Freig
eigabe or MB-
abe or MB-
Appr ov
Approv al
al
E 400 d 4MATIC 229.52
229.61*
All other model s2 29.52, 229.61,
229.71
229.72* *
re commended for lo west possible fuel con-
su mp tion (lo westSA E viscosity class in each
case; obser vepossible restrictions of the
appr ovedSA E viscosity classes)
To achie vethe lo west possible fuel consum ption,
it is recommended touse the engine oil speci/ca-
tions mar ked in theta ble forth e lo westSA E vis-
cosity class. Possible restrictions of the appr oved
SA E viscosity classes must be obser ved.
% Ifth e engine oils listed in theta ble are not
av ailable, you may add a maximum of 1.0 litre
of thefo llowing engine oils once onl y.
Engine oils for one-time /lling only in exceptional
cases:
R P
P e etr
tr ol engines:
ol engines:
- All models:
All models: MB-Freigabe or MB-Appr oval
229.31 ACEA C3
R Diesel engines:
Diesel engines:
- E 400 d 4MA
E 400 d 4MA TIC:
TIC:MB-F reigabe or MB-
Appr oval 229.51 ACEA C3
- Allot
All other models:
her models: ACEA C3
The following values referto an oil change, includ-
ing the oil /lter. 364
364
Te
ch nical data

Fu
se box in the front passenger foot-
we ll........................................................ 334
Fu se box on the dashboar d.................... 334
No tes..................................................... 332 G
G
Gar
Gar ag
age door opener
e door opener
Clea ring the memory.............................. 180
Gar
Gar ag
age door openers
e door openers
Opening/closing the door......................1 80
Prog ramming buttons............................. 178
Re solving problems................................ 179
Syn chronising thero lling code................ 179
Gear
Gear shiT
shiT r
recommendation
ecommendation........................... 170
Genuine par
Genuine par ts
ts................................................ 21
Glide mode
Glide mode.................................................. 170
Gr
Gr oss mass
oss mass.................................................. 356 H
H
Handbr Handbr ake
ake
see Electric parking brake
Handling c Handling c har
haract
acter
eris
istics (unusual)tics (unusual) ................ 336
HANDS-FREE A
HANDS-FREE A CCESS CCESS................................... 83 Hazar
Hazar
d w
d war
arning lights
ning lights................................... 127
Head airbag
Head airbag................................................... 46
Head r Head r es
estr traint
aint
Fr ont (adjusting mechanically)................ 103
Re ar (removing//tting)........................... 104
Head space heating (AIRSC
Head space heating (AIRSC ARF)
ARF).................. .109
Head-up display
Head-up display Adjusting brightness (on-board com-
puter).................................................... 252
Ad justing display elements (on-board
co mp uter).............................................. 252
Care...................................................... 312
Fu nction................................................ 251
Menu (on-boa rdcomputer)..................... 252
Operating the memory function.............. 114
Setting the position (on-board com-
puter).................................................... 252
Switching on/o.....................................2 53
Headlam Headlam p
p0ashing
0ashing ........................................ 127
Headlam
Headlam ps
ps
see Automatic driving lights
Heating
Heating see Climate control Help call
Help call
see Mercedes-Benz emer gency call system
High beam
High beam Activating/deactivating.......................... 127
High beam
High beam see Adaptive Highbeam Assist
see Adaptive Highbeam Assist Plus
High-pr
High-pr essur
essure cleaner (car
e cleaner (car e)
e)........................ 306
Hill St
Hill Star
art Assist
t Assist............................................ 190
HOLD function
HOLD function Function/no tes...................................... 188
Switching on/o..................................... 189
Home scr
Home scr een (media displa
een (media displa y)
y)
Overview................................................ 256
Hooking t
Hooking t he lugg
he luggag
age net
e net.............................. .120 I
I
i-Size c
i-Size c hild seat secur
hild seat secur ing syst
ing system
em
Fi tting...................................................... 63
Seats suitable for attaching...................... 63
Identi/cation
Identi/cation plate
plate
Engine................................................... 356
Ve hicle.................................................. 356 460
460
Index

Select
Select
or lev
or lever
er
see DIRECT SELECT le ver
Self-t
Self-t est
est
Au tomatic front passenger airbag shut
o............................................................. 50
Sensor
Sensor s (car
s (care)
e)............................................. 311
Ser
Ser vice
vice
see ASSY STPLUS
Ser
Ser vice cent re
vice centre
see Quali/ed specialist workshop
Ser
Ser vice int
vice int erv
erval display
al display
see AS SYST PLUS
Se
Se tting a speed
tting a speed
see Cruise control
Se
Se tting t
tting t he map scale
he map scale
see Map
ShiT
ShiT paddles
paddles
see Steering wheel gearshiT paddles
ShiTing
ShiTing g
gears
ears
GearshiT recommendation..................... 170
Side airbag
Side airbag ..................................................... 46 Side windo
ws
Side windo ws
Au tomatic function.................................. .93
Child saf ety lock in there ar..................... .72
Closing using theke y............................... 94
Co nve nience closing............................... .94
Con venience opening.............................. .93
Opening with theke y................................ 93
Opening/closing...................................... 91
Opening/closing (all)............................... 91
Problem................................................... 95
Ra in closing function................................ 93
Smar
Smar tphone tphone
see Smartphone integ ration
see Telephone
Smar
Smar tphone int
tphone int egr
egration
ation
Overview................................................ 285
Sno
Sno w c
w chains
hains................................................3 36
Soc ke
Soc ket (12 V)
t (12 V)
Fr ont centre console.............................. 121
SoT
SoT t
top
op
Care...................................................... 308
Closing (soT-top switch)........................... 85
Closing using theke y............................... 94
Opening (soT -top switch)........................ .85Opening with
theke y................................ 93
Problem................................................... 89
Re locking................................................. 87
SoT-t
SoT-t op opswitch
switch............................................... 85
SoTw
SoTw are
areupdate
update
System updates..................................... 262
Sound
Sound PRE-SAFE ®
Sound................................... 54
Sound menu
Sound menu
Functions overview................................ 296
Spar
Spar e wheel
e wheel
see Emer gency spa rewheel
Specialis
Specialis t w
t work
ork shop
shop
see Quali/ed specialist workshop
Speci/c
Speci/c absorp
absorption r
tion rate
ate................................. 24
Speed limit f
Speed limit f or wint
or wint er tyr
er tyres
es
Setting.................................................. .195
St
St andb
andb y mode
y mode
Ac tivating/deactivating.......................... 183
Fu nction................................................ 182
St
St anding lights
anding lights............................................ .125 470
470
Index