2020 MERCEDES-BENZ E-CLASS CABRIOLET maintenance

Note
s ontech nical data
* NO
TEMercedes-AMG vehicles #
Obser vethe no tes in the Supplement.
Yo u could otherwise failto recognise
dangers. The
tech nical da tawa s de term ined in accord‐
ance with EU Directives. The data stated on ly
applies tovehicles with standard equipment. Yo u
can obtain fur ther information from a Mercedes-
Benz Service Centre.
Only for ce rtain countries: you can find vehi‐
cle-specific vehicle data in the COC documents
(CERTIFIC ATE OF CONFORMITY). These pape rs
are included with theve hicle. On-board electronics
Note
s on tampering with the engine elec‐
tronics *
NO
TEPremature wearthro ugh improper
main tenance Improper maintenance may cause
vehicle
components towe ar more quickly and the
ve hicle's operating permit may be in valida‐
te d. #
Alw ays ha vewo rkon the engine elec‐
tronics and related components car ried
out at a qualified specialist workshop. Tw
o-w ayradios Note
s onfitting two-w ayradios &
WARNING Risk of accident due to
improper workon two-w ayradios
If two-w ayradios are manipulated or retrofit‐
te d incor rectl y,the electromagnetic radiation
from the two-w ayradios can inter fere with th
eve hicle electronics and jeopardise the
operating saf ety of theve hicle. #
You should ha veall workon electrical
and electronic components car ried out
at a qualified specialist workshop. &
WARNING Risk of accident from incor‐
re ct ope ration of two-w ayradios
If yo u use two- wayra dios in theve hicle
improperly, their electromagnetic radiation
can disrupt theve hicle's electronics. This is
true in thefo llowing situations, in particular:
R The two-w ayradio is not connec tedto an
ex terior aerial.
R The exterior aerial is fitted inco rrectly or
is not a lo w-reflection aerial.
This could jeopardise the operating saf ety of
th eve hicle. #
Have the lo w-reflection exterior aerial
fi tted at a qualified specialist workshop. Te
ch nical da ta341

dependent upon driving
style and operating con‐
ditions. Forth is reason, your vehicle's actual
consum ption figures under da y-to -day ope rating
conditions may di ffer from the consum ption fig‐
ures calculated. The frequency at which you will
ha ve to to p up AdBlue ®
will also vary. Ha vethe
Ad Blue ®
supply checked at a qualified specialist
wo rkshop before making journe ysoutside of
Europe. Before a longer stay outside of Europe,
consult a qualified specialist workshop.
Ad Blue ®
ra nge and fill le vel
The AdBlue ®
fill le vel and range can be displ ayed
via the on-board computer. The AdBlue ®
ra nge
shown depends strongly on the driving style and
operating conditions. The actual range can
th erefore deviate from thera nge cur rently dis‐
pl ay ed in the on-board computer. The informa‐
tion supplied in the Owner's Manual rega rding
th ere ser vequantity at thefirs t display warning
and on the minimum top-up quantity when the
fuel tank is em pty is also tobe under stood as
guide values. Engine oil
Note
s on engine oil
Obser vethe no tes on operating fluids
(/ page 345). *
NO
TEEngine dama gecaused byan
incor rect oil filter, incor rect oil or addi‐
tives #
Do not use engine oils or oil filters
which do not cor respond tothe specifi‐
cations explicitly prescribed forthe
service inter vals. #
Do not alter the engine oil or oil filter in
order toachie velonger change inter vals
th an presc ribed. #
Do not use additives. #
Have the engine oil rene we d at regular
inter vals. Mercedes-Benz
recommends that you ha vethe
oil change car ried out at a qualified specialist
wo rkshop.
Only use engine oils appr oved byMercedes-
Benz.
Pe trol engines: for cer tain countries, dif fere nt
engine oils can be used in conjunction wi th
re duced maintenance inter vals.
% Further information on dif fere nt engine oils
can be ob tained at a qualified specialist
wo rkshop. Te
ch nical da ta351

Air-conditioning sy
stem
see Climate control
Air-recirculation mode ............................14 2
Air-water duct .......................................... 295
Ke eping free ........................................2 95
Airbag ........................................................ .42
Ac tivation .............................................. 36
Fr ont airbag (driver, front passenger) ....42
Head airbag ........................................... 42
Ins tallation locations ............................ .42
Knee airbag ........................................... 42
Overview ............................................... 42
PA SSENGER AIR BAG indicator lamp .... .47
Pr otection ..............................................43
Re duced pr otection ...............................44
Side airbag ............................................ 42
AI RC AP
Ac tivating .............................................. 85
Deactivating .......................................... 85
Ai rflow
Setting ................................................ .139
AIRSCARF Adjusting the outlets ........................... 14 8
Switching on/off ................................. 107Alarm sy
stem
see ATA (anti-theft alarm sy stem)
All-wheel drive see 4MATIC
Ambient lighting Setting (multimedia sy stem) ................1 31
Android Auto
see Smartphone integration
Animals Pets in theve hicle ................................. 70
Anti-lock braking sy stem
see ABS (Anti-lock Braking Sy stem)
Anti-skid chains
see Snow chains
Anti-theft pr otection
Ad ditional door lock ...............................74
Immobiliser ........................................... 92
Anticipatory occupant pr otection
see PRE- SAFE®
(anticipatory occu‐
pant pr otection)
see PRE-SAFE ®
PLUS (anticipatory
occupant pr otection plus) Apple CarPlay
®
see Smartphone integration
Assistance sy stems
see Driving saf ety sy stem
ASS YST PLUS ........................................... 288
Battery disconnection pe riods .............2 89
Displ aying the service due date ........... 288
Fu nction/no tes ................................... 288
Re gular maintenance work .................. 288
Special service requ irements .............. 288
ATA (anti-theft ala rmsystem) .................. 93
Deactivating the alarm .......................... 93
Fu nction ................................................ 93
Fu nction of interior pr otection ............... 94
Priming/deactivating interior pr otec‐
tion ........................................................ 95
Priming/deactivating tow- aw ay pro‐
te ction ................................................... 94
To w- aw ay protection function ................93
AT TENTION ASSI ST.......................... 22 4, 226
Fu nction .............................................. 224
Setting ................................................. 226
Sy stem limitations ...............................2 24 Index
431

Lu
ggage
Lu ggage net ......................................... 11 7
Secu ring ............................................... 11 3
Lu mbar support
see Lumbar support (4-w ay)
Lu mbar support (4-w ay)........................ .100 M
MAGIC VISION CONTROL Windsc reen wipers .............................. 13 4
Maintenance see ASS YST PLUS
Malfunction Restra int sy stem ................................... 36
Manoeuvring assistant Activating/deactivating ...................... .224
Cross Traf fic Alert ................................ 224
Drive AwayAssi st................................ 223
Map ........................................................... 262
Displaying online map contents .......... 263
Displaying weather information .......... .263
Moving ................................................ 262
Selecting the map orientation .............2 62Setting
the map scale .......................... 262
Switching mo torw ay information
on/off ................................................ .262
Massage prog rammes
Overview ............................................ .103
Re setting the settings .......................... 104
Massage prog rams
Selecting the front seats ..................... 104
Massage settings Resetting ............................................. 104
Matt finish (cleaning instructions) ........ 297
Maximum gross vehicle weight ............ .343
Maximum speed see Limi ter
MBUX multimedia sy stem ...................... 24 8
Ac tivating/deactivating standby
mode .................................................. .180
Configu ring drive program I ................. 16 3
No tes ................................................... 24 8
Overview ............................................. 24 8
Setting route-based speed adap ta‐
tion ...................................................... 200
St andby mode function ...................... .180 Media
Overview of the functions and sym‐
bols ..................................................... 280
Media mode Connecting Blue tooth®
audio equip‐
ment .................................................... 282
Medical aids .............................................. .30
Memory function Function ............................................... 111
Head-up display — Calling up stored
settings ................................................ 11 2
Head-up display — Storing settings ...... 11 2
Operating ............................................. 11 2
Outside mir rors — Calling up stored
settings ................................................ 11 2
Outside mir rors —St oring settings .......1 12
Seat — Calling up stored settings ......... 11 2
Seat — Storing settings ........................ 11 2
St eering wheel — Calling up sa ved
settings ................................................ 11 2
St eering wheel — Saving settings ......... 11 2
Menu (on-board computer) Head-up display ................................... 24 6
Overview ............................................. 24 3448
Index

U
Un locking setting ...................................... 72
Up dates
Impor tant sy stem updates .................. 255
USB port Rear .................................................... .118 V
Ve hicle ...................................................... 15 2
Ac tivating/deactivating standby
mode .................................................. .180
Ad ditional door lock ...............................74
Cor rect use ........................................... 30
Data acquisition ..................................... 31
Data storage .......................................... 31
Diagno stics connection ........................ .28
Equipment ............................................. 22
Implied warranty .................................... 31
Locking (auto matically) ......................... 77
Locking (Digital Vehicle Keyst icke r) ..... .76
Locking (from inside) ............................. 75
Locking (KEYLESS-GO) ..........................76
Locking/unlocking (emergency key) ...... 78
Lo we ring ............................................. 339 Medical aids .......................................... 30
Pa
rking up .......................................... .179
QR code rescue card ............................. 31
Qualified specialist workshop ................29
Ra ising ................................................ 335
REA CHregulation ..................................30
Re gistration ...........................................29
St andby mode function ...................... .180
St arting (Digital Vehicle Keyst icke r) .... 15 2
St arting (eme rgency operation
mode) .................................................. 15 2
St arting (Remo teOnline) ..................... 15 3
St arting (s tart/s top button) .................1 51
Switching off (s tart/s top button) .........1 74
To wing ................................................ .240
Un locking (Digital Vehicle Keyst icke r) ... 76
Un locking (from inside) .......................... 75
Un locking (KEYLESS-GO) ...................... .76
Ve ntilating (co nvenience opening) ......... 91
Ve hicle data
Displ aying (DYNAMIC SELECT) ............ 16 4
Ro of load ............................................. 356
Ve hicle height ...................................... 354
Ve hicle length ...................................... 354
Ve hicle width ....................................... 354 Wheelbase ...........................................3
54
Ve hicle dimensions ................................. 354
Ve hicle identification number
see VIN
Ve hicle identification plate .................... 343
EU general operating pe rmit number .. 343
Pa int code .......................................... .343
Pe rm issible axle load .......................... .343
Pe rm issible gross mass ...................... .343
VIN ...................................................... 343
Ve hicle interior
Cooling or heating (Remo teOnline) ..... 15 3
Ve hicle key
see Key
Ve hicle maintenance
see ASS YST PLUS
Ve hicle tool kit ........................................ .307
TIREFIT kit ...........................................3 07
To wing eye ...........................................3 21
Ve ntilating
Con venience opening ............................ 91
Ve ntilation
see Climate cont rol Index
459