
R
NOx exhaust gas af tertre atment malfunc‐
tions #
Avoid impurities in AdBlue ®
. Ad
Blue ®
re sidues cr ystallise af ter a period of
time, and contamina tethe sur faces wi thwhich
th ey come into contact. Clean the dirty sur faces
wi th wate r as soon as possible.
When you open theAd Blue ®
tan k,small
amounts of ammonia vapour may escape. Do
not inhale any ammonia vapours that may be
re leased. Only fill th eAd Blue ®
tank in well-venti‐
lated areas.
Ad Blue ®
filling capacity and consum ption
To tal capacity of AdBlue ®
tank Mode
lT otal capacity
All models 23.8 litresAd
Blue ®
consu mption
The average AdBlue ®
consu mption is between
1% and 5% of fuel consumption. Li kefuel con‐ sum
ption, AdBlue ®
consu mption is highly
dependent upon driving style and operating con‐
ditions. Forth is reason, your vehicle's actual
consum ption figures under da y-to -day operating
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
ta nk is em pty is also tobe under stood as guide
va lues. Display
theAd Blue ®
ra nge and le vel
( / page 300). Engine oil
Note
s on engine oil
Obser vethe no tes on operating fluids
(/ page 552). *
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‐ Te
ch nical da ta557

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 https://be vo.mercedes-benz.com
- inthe Mercedes-Benz BeVo app
R at a qualified specialist workshop 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.
Quality and capacity of engine oil
MB-F reigabe or MB-Appr oval Pe
trol engine sE ngine oil specifica‐
tions
All models 229.51, 229.52,
229.61
229.71* MB-
Freigabe or MB -Appr oval Diesel engine
sEngine oil specifica‐
tions
All models 228.51, 229.3 1,
229.5 1,229.52,
229.61
229.71* *
re commended for lo west possible fuel con‐
sum ption (lo westSA E viscosity class in ea ch
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 specifi‐
cations mar ked in theta ble forth e lo west SAE
viscosity class. Possible restrictions of the
appr ovedSA E viscosity classes mu stbe
obser ved.
% Ifth e engine oils lis ted in theta ble are not
av ailable, you may add a maximum of
1. 0 litr e ofthefo llowing engine oils once
onl y.
Engine oils for one-time filling only in exceptional
cases:
R petrol engines: MB-Freigabe or MB-Appr oval
229. 31orAC EA C3
R diesel engines: MB-Freigabe or MB-Appr oval
AC EA C3
The following values referto an oil change,
including the oil filter. 558
Tech nical da ta

Ac
tive Lane Change Assi st..................... 251
Ac tivating/deactivating ...................... .253
Fu nction ............................................... 251
Ac tive Lane Keeping Assist .................... 285
Ac tivating/deactivating ...................... .287
Ac tivating/deactivating thewa rning .. .288
Fu nction .............................................. 285
Setting the sensitivity .......................... 288
Sy stem limits ....................................... 285
Tr ailer operation .................................. 285
Ac tive Parking Assist .............................. 270
Cross Traf fic Alert ................................ 276
Drive AwayAssi st................................ 275
Exiting a pa rking space ........................ 274
Fu nction .............................................. 270
Manoeuvring assis tance ...................... 276
Pa rking ................................................ 272
Sy stem limitations ...............................2 70
Ac tive Se rvice Sy stem PLUS
see AS SYST PLUS
Ac tive Speed Limit Assi st....................... 24 6
Displ ay................................................. 24 6
Fu nction .............................................. 24 6Ac
tive Steering Assist ............................ .249
Ac tivating/deactivating ...................... .251
Ac tive Emergency Stop Assist .............2 53
Ac tive Lane Change Assi st................... 251
Displa ysinthe instrument display .......2 53
Fu nction .............................................. 24 9
Sy stem limitations ...............................2 49
Ad aptive brake lights .............................. 237
Ad aptive cruise control
see Active Dis tance Assi stDISTRONIC
Ad aptive functions, MULTIBEAM LED
see Intelligent Light Sy stem
Ad aptive Highbeam Assist
Fu nction .............................................. 16 0
Switching on/off .................................. 161
Ad aptive Highbeam Assist Plus
Fu nction ............................................... 161
Switching on/off ................................. 16 2
Ad Blue ®
.................................................... 556
Ad ditives .............................................5 56
Capacity .............................................. 557
Fill le vel .............................................. .300
No tes ................................................... 212
Purity ................................................... 556 Ra
nge ................................................. .300
To pping up ...........................................2 13
Ad ditional door lo ck.................................. 86
Ad diti ves.................................................. 557
Ad Blue ®
............................................... 556
Engine oil ............................................. 557
Fu el ..................................................... 554
Ad diti ves (AdBlue ®
)
see AdBlue ®
Ad diti ves (engine oil)
see Additives
Ad diti ves (fuel)
see Fuel
Ad dress book
see Contacts
Ad justable load co mpartment floor .......141
Ad justing the balance/ fader
Adva nced sound sy stem ......................4 83
Burmes ter®
sur round sound sy stem ....4 81
Ad justing the bass, mid- range and
treble
Burmes ter®
sur round sound sy stem ....4 81 640
Index

Saf
etyve st ........................................... 501
Setting up thewa rning triangle .......... .502
Emer gency braking ................................. 223
Emer gency braking
see BAS (Brake Assi stSystem)
Emer gency call sy stem
see Mercedes-Benz emer gency call sy stem
Emer gency engine start .......................... 519
Emer gency key
Inserting/removing ............................... 84
Locking a door ....................................... 91
Un locking a door .................................. .91
Un locking theta ilgate ............................ 97
Emer gency operation mode
St arting theve hicle ............................. 188
Emer gency spare wheel .........................5 44
Inflating ...............................................5 45
No tes .................................................. 544
Re moving ............................................ 545
ENERGIZING Coach Calling up ............................................ 377
Fu nction ............................................... 376ENERGIZING COMFORT
...........................373
Overview of programmes ..................... 374
St arting the programme ......................3 75
ENERGIZING seat kinetics Setting ................................................ .373
ENERGIZING seat kinetics see ENERGIZING COMFORT
Engine ECO start/ stop function ......................1 96
Engine number ................................... .550
St arting (Digital Vehicle Keyst icke r) .... 187
St arting (eme rgency operation
mode) .................................................. 188
St arting (mobile phone) ...................... .187
St arting (Remo teOnline) ..................... 189
St arting (s tart/s top button) ................ 186
St arting assis tance .............................. 513
Switching off (s tart/s top button) .........2 15
Engine bonnet Function (active bonnet) ...................... 485
Opening/closing ................................. 486
Engine data Displaying ............................................ 200 Engine electronics
Notes ................................................... 548
Engine number ........................................ 550
Engine oil ................................................ .489
Ad ditives .............................................5 57
Capacity .............................................. 558
Checking the oil le vel using the on-
board computer ................................... 488
MB-Fr eigabe or MB-Appr oval .............. .558
Quality ................................................. 558
To pping up ...........................................4 89
Entering characters ................................ 356
Fu nction/no tes ................................... 356
On theto uchpad .................................. 357
On theto uchsc reen (media display) ....3 60
Setting theke yboard .......................... .363
ERA-GLONASS test mode
St arting/ending .................................. .457
ESC (Electronic Stability Control)
see ESP ®
(Electronic Stability Prog ram)
ESP ®
Crosswind Assist ................................. 230
Off-road ............................................... 230
Tr ailer stabilisation .............................. 230 Index
655