Page 366 of 465

The
recommended octane number foryo ur vehi‐
cle can be found on the instruction label in the
fuel filler flap (/ page120).
On lyrefuel using super unleaded petrol with at
lea st98 RON if you wish toachie vemaximum
engine output. Alternatively, you can also refuel
using premium grade petrol with at lea st
95 RON.
As a temp orary measure, if there commended
fuel is not available, you may also use regular
unleaded petrol with at leas t:
R 98RON
This may reduce engine output and increase fuel
consum ption.
If only regular unleaded petrol with 98 RON or
lo we r is permanently available toyou, you must
ta ke your vehicle toaqu alified specialist work‐
shop tohave it adap tedto this type of fuel.
Ne verre fuel using petrol with an even lo wer
RO N.
Fu rther information on fuel can be obtained at a
fi lling station or a qualified specialist workshop. Information on additives in petrol
Obser
vethe no tes on operating fluids
(/ page 360).
* NO
TEDama gefrom 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 fuel
brands that ha veadditives.
In some countries, the fuel available may not
ha ve suf ficient additives. Residue could build up
in the fuel injection sy stem as a result. In this
case, in consultation with a Mercedes-Benz
service centre, the fuel may be mixed with the
cleaning additive recommended byMercedes-
Benz. Be sure toobser vethe no tes and mixing
ra tios speci fied on the conta iner.
Ta nk content and fuel reser ve
The total capacity of the fuel tank may vary,
depending on theve hicle equipment. Capacity Model
Total capacity
All models 65.0 litres Model
of whichreser ve
fuel
All model s1 0.0 litres Engine oil
Note
s on engine oil
Obser vethe no tes on operating fluids
(/ page 360). Te
ch nical da ta363
Page 367 of 465

*
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 Mercedes-Benz appr oved engine oils may
be used in Mercedes-Benz engines.
Fu rther information on engine oil and oil filters is
av ailable at thefo llowing locations:
R inthe Mercedes-Benz Specifications for
Operating Fluids byentering the designation -
at http://be vo.mercedes-benz.com
- inthe Mercedes-Benz BeVo app
R at a qualified specialist workshop
Pet rol 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.
Quality and capacity of engine oil
MB-F reigabe or MB-Appr oval Pe
trol engine sM B-Freigabe or MB-
Appr oval
All models 229.5, 229.51 If
th e engine oils lis ted in theta ble are not avail‐
able, you may add a maximum of 1.0 litr e ofthe
fo llowing engine oils once onl y.
To be used once only when the engine oil is not
av ailable:
R MB- Freigabe or MB-Appr oval 229.1 R
Onlyuse SAE 0W-40 or SAE 5W-40 viscosity
class engine oils
The following values referto an oil change,
including the oil filter.
Re placement amount Mode
lR eplacement
amount
All model s7 .0 litres Note
s on brake fluid Obser
vethe no tes on operating fluids
(/ page 360). &
WARNING Risk of an accident due to
va pour poc kets form ing in the brake sys‐
tem
The brake fluid cons tantly absorbs moi sture
from the air. This lo wersthe boiling point of
th e brake fluid. If the boiling point is too lo w,
va pour poc kets may form inthe brake sys‐
te m when the brakes are applied hard. 364
Tech nical da ta
Page 442 of 465

Emer
gency engine start ......................... 335
Emer gency key
Inserting/removing ............................... 56
Locking a door ....................................... 62
Un locking a door .................................. .62
Emer gency release
Ta ilgate .................................................. 65
Emotion Start
St arting theve hicle ............................. 108
Engine ECO start/ stop function ......................1 13
Engine number .................................... 359
St arting (k ey) .......................................1 08
St arting (s tart/s top button) ................ 108
St arting assis tance .............................. 329
Engine bonn et
Opening/closing ................................. 302
Engine data Displaying ............................................ 11 6
Engine electronics Notes .................................................. 359
Engine number ........................................3 59Engine oil
................................................. 305
Ad ditives .............................................3 63
Capacity .............................................. 364
Che cking the oil le vel using the oil
dipstick ............................................... 304
Checking the oil le vel using the on-
board computer ................................... 305
MB-Fr eigabe or MB-Appr oval .............. .364
Quality ................................................. 364
Te mp erature (on-board computer,
Pe rformance menu) ............................. 16 8
To pping up ...........................................3 05
Entering characters
Fu nction/no tes ................................... 19 6
On theto uchpad .................................. 197
ERA-GLONASS test mode
St arting/ending .................................. 264
ESP ®
Crosswind Assist ................................ .135
ESP ®
(Electronic Stability Prog ram)
Ac tivating/deactivating ...................... .134
Fu nction/no tes ................................... 13 2
SPORT handling mode ......................... 13 2St
atus display (on-board computer,
Pe rformance menu) ............................. 16 8
EU general operating permit number ....359
Exterior lighting Care ..................................................... 314
Exterior lighting see Lights
External device Locking (child saf ety lock) .................. .203 F
Fa tigue de tection
see ATTENTION ASSIST
Fa ult message
see Displ aymessa ge
Favo urites
Ad ding .................................................1 94
Calling up ............................................ .194
Del eting .............................................. .195
Moving ................................................. 19 5
Overview ..............................................1 94
Re naming ............................................ 194 Index
439