Note
s on maintenance
+ ENVIRONMENTA
LNO TEEnvironmen‐
ta lly pollution from disposal not in an
environmentally responsible manner If,
for operating reasons, individual main te‐
nance workis car ried out under your own
direction, the environmen tal pr otection
re qu irements must be obser ved. When dis‐
posing of operating fluids, e.g. engine oil, the
legal requ irements must be obser ved. This
also af fects all pa rts th at ha vecome into con‐
ta ct with operating fluids, e.g. filters. #
Dispose of em pty containers, cleaning
clo ths and care products in an environ‐
mentally responsible manner. #
Follow the instructions for use of care
products. #
Do not allow th e enginetorun longer
th an necessary when stationar y. When
working on theve hicle, comply with all
saf etyre gulations, such as the operating instruc‐
tions, regulations concerning hazardous materi‐
als, environmental pr otection measures, work
saf ety and accident pr evention regulations.
Yo u must secure theve hicle on jack stands of
suf ficient load capacity if workis being car ried
out underneath theve hicle.
Please also referto the no tes about qualified spe‐
cialist workshops (/ page 22).
The scope and regularity of the inspection and
maintenance workprimarily depend on the of ten
diverse operating conditions.
Yo u can obtain fur ther information concerning
th e servicing of your vehicle from a qualified spe‐
cialist workshop, e.g. a Mercedes-Benz Service
Centre.
Yo u will find information about ope rating fluids
appr oved for Mercedes-Benz and capacities
under "Opera ting Fluids and Capacities"
(/ page 269).
Obser vethe information under "Mercedes-Benz
GenuineParts" (/ page16). Se
rvice inter val display Service inter
val display function The ASSY
STPLUS service inter val display on the
instrument clus ter display pr ovides information on
there maining time or dis tance be fore the next
service due date.
Under arduous operating conditions or if theve hi‐
cle is subjected toinc reased loads, the ASS YST
PLUS service inter val display may shor tenthe
service inter val.
Yo u can obtain fur ther information concerning
th e servicing of your vehicle from a qualified spe‐
cialist workshop. Displaying
the service due da te Re
quirements
R The ignition is switched on.
On-board computer: 4 Service 5
ASSYST PLUS
The next service due date is displa yed. #
Toexitth e displa y:press the0076 or0038
st eering-wheel button. Information on
regular maintenance work *
NO
TEPremature wearthro ugh failure to
obser veservice due dates Maintenance
workwhich is not car ried out at
th eright time or incomple tely can lead to
inc reased wear and damage totheve hicle. #
Adhere tothe prescribed service inter‐
va ls. #
Always ha vethe prescribed mainte‐
nance workcar ried out at a qualified
specialist workshop. Note
s on special service requ irements The prescribed service inter
val is based on nor‐
mal vehicle use. Maintenance workwill need to
be per form ed more of tenth an presc ribed if the
ve hicle is operated under arduous operating con‐
ditions or increased loads.
Arduous operating conditions include:
R regular city driving with frequent intermediate
st ops
R frequent short-dis tance driving
R frequent ope ration in mountainous terrain or
on poor road sur faces 220
Maintenance and care
St
andard. The sulphur con tent of the diesel fuel
may not exceed the limit values forth e sulphur
content of diesel fuel stated abo ve. Only
appr ovedfatty acid me thyl es ter with this fuel
qu ality can avoid damage being caused due to
re sidue build-up and/or cor rosion.
Pure fatty acid me thyl es ter and diesel fuel that
has a higher percentage of fatty acid me thyl
es ter,fo rex ample, B20, could damage the fuel
sy stem and the engine.
The identification of thefa tty acid me thyl es ter on
th e fuel dispenser must clear lyindicate that it ful‐
fi ls thest andard for lo w-sulphur diesel fuel. If the
identification is not clear, do not refuel.
Sulphur con tent by weight
* NO
TEDama getothe emission cont rol
sy stem forve hicles with diesel particu‐
late filters If
yo u use diesel fuel with a sulphur con tent
th at is too high, the emission cont rol sy stem
may be damaged. #
In count ries without sulphur-free diesel
fuel, refuel using only lo w-sulphur diesel
fuel with a sulphur content less than
50 ppm. Ve
hicle without diesel particulate filter: In
countries in which only diesel fuel with a higher
sulphur con tent is available, theve hicle's engine
oil change is car ried out at shor ter inter vals. Fur‐
th er information on oil change inter vals can be
obtained at a qualified specialist workshop.
Information about cur rent countr y-specific sul‐
phur content is available:
R Atany Mercedes-Benz service centre
R Athttps://be vo.mercedes-benz.comunder
th e specifications on Sheet Number 136.2
Note s on low outside temperatures
Re fuel your vehicle with as much winter diesel
fuel as possible at the beginning of winter.
Before switching towinter diesel fuel, the fuel
ta nk should be as em pty as possible. When first
re fuelling with winter diesel fuel, only refuel using
a small amount, forex ample, toreser veleve l. The
next time youre fuel, fill th e fuel tank again nor‐
mal ly.
Fu rther information on fuel is available:
R Atafilling station
R Ataqu alified specialist workshop Ta
nk content and reser vefuel
The total capacity of the fuel tank may vary,
depending on theve hicle equipment.
Capacity Model
Total capacity
Ve hicles with a diesel
engine: Appr
ox.57 litres
or
Appr ox. 70 litres
Ve hicles with a petrol
engine Appr
ox. 70 litres Mode
lO f whichreser ve
fuel
Ve hicles with a diesel
engine: Appr
ox.10 litres
Ve hicles with a petrol
engine Appr
ox.13 litres Ad
Blue ® Note
s onAdBlue ®
Obser vethe no tes on operating fluids
(/ page 269).
Ad Blue ®
is a wate r-soluble fluid forth eex haust
ga s af tertre atment of diesel engines.
It may be improper or punishable in some coun‐
tries tooperate a vehicle that uses no AdBlue ®
or
one that does not comply with the specifications
of these operating instructions.
* NO
TEDama gecaused byadditives in
Ad Blue ®
or by diluting AdBlue ® The
AdBlue ®
ex haust gas af tertre atment sys‐
te m could be destr oyed bythefo llowing:
R additives in AdBlue ®
R diluting AdBlue ® #
Only use AdBlue ®
in accordance with
ISO 222 41 . #
Do not mix additives. #
Do not dilu teAd Blue ®
. 272
Tech nical da ta
*
NO
TEDama geand malfunctions caused
by impurities in AdBlue ® Impuri
ties in AdBlue ®
re sult in thefo llowing:
R higher emission values
R damage tothe catalytic con verter
R engine damage
R malfunctions in theAd Blue ®
ex haust gas
af te rtre atment sy stem #
Avoid impurities in AdBlue ®
. Ad
Blue ®
re sidue cr ystallises af ter some time and
st ain the af fected sur faces. Clean the dirty sur fa‐
ces wi thwate r as soon as possible.
If yo u open theAd Blue ®
tank, small amounts of
ammonia vapour may be released. Do not inhale
any ammonia vapours that may be released. Fill
th eAd Blue ®
tank only in well-ventilated areas.
Ad Blue ®
consu mption and filling capacity
Fi lling capacities
The total capacity of theAd Blue ®
tank may vary,
depending on theve hicle equipment.
To tal capacity of AdBlue ®
tank Ve
hicl eT otal capacity
All model s1 1.5 l,24 l or 25 l Ad
Blue ®
consu mption
Like fuel consu mption, AdBlue ®
consu mption is
highly dependent upon driving style and operat‐
ing conditions. AdBlue ®
consu mption is usually
wi thin a range of 0 and 5% of the fuel consump‐
tion. If necessar y,Ad Blue ®
must be refilled in
acco rdance with the instructions when there fill
message is displa yed in the instrument clus ter.
This may also be necessary between the sched‐
uled maintenance.
Check theAd Blue ®
fill le vel before making jour‐
ne ys outside of Europe.
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 there‐
fo re deviate from thera nge cur rently displ ayed in
th e on-board computer. The information supplied
in the Owner's Manual rega rding there ser ve
qu antity at thefirs t displ aywarning in the multi‐ function display and on
the minimum top-up
qu antity when the fuel tank is empty is also tobe
under stood as guide values.
Display theAd Blue ®
ra nge and le vel
( / page 183). Engine oil
Note
s on engine oil
Obser vethe no tes on operating fluids
(/ page 269). *
NO
TEEngine damage caused 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 having the oil
ch anged at a qualified specialist workshop.
Only Mercedes-Benz-appr oved engine oils may be
used in Mercedes-Benz engines.
Fu rther information on engine oil and oil filter:
R inthe Mercedes-Benz Specification for
Service Products at https://be vo.mercedes-
benz.co m (by en tering the designation)
R at a qualified specialist workshop Te
ch nical da ta273
Quality and capacity of engine oil
MB-F
reigabe orMB-A pproval Pe
trol enginesM B-Freigabe orMB-
Appr oval
All model s2 29.5, 229.6* Diesel engine
sMB-Freigabe orMB-
Appr oval
All model s2 28.51,229.3 1,
229.5 1,229.52,
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 specifica‐
tions mar ked in theta ble forth e lo west SAE vis‐
cosity class. Obser veany possible restrictions of
th e appr ovedSA E viscosity classes.
If th e engine oils lis ted in theta ble are not availa‐
ble, you may add a maximum 1.0 lof thefo llow‐
ing engine oils once only:
R vehicles with petrol engines: MB-Freigabe
or MB-Appr oval 229.3 or ACEA A3/B4
R vehicles with diesel engines: MB-Freigabe
or MB-Appr oval 228.5, 229.3 or
229.5ACEA C3
Re placement amount Pe
trol enginesE ngine oil
All models Approximately 7.7 l Diesel engine
sEngine oil
All models Approximately 9.0 l Note
s on brake fluid Obser
vethe no tes on operating fluids
(/ page 269). &
WARNING Risk of an accident due to
va pour poc kets form ing in the brake sys‐
tem
The brake fluid con stantly absorbs moisture
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 sy stem
when the brakes are applied hard.
This impairs the braking ef fect. #
Have the brake fluid rene we d at the
specified inter vals. *
NO
TEDama getopaint, plastic or rubber
by brake fluid There is a
risk of damage toproperty if brake
fl uid comes into con tact with paint, plastic or
ru bber. #
If paint, plastic or rubber comes into
con tact with brakefluid, rinse wi th
wate r immediatel y. Obser
vethe no tes on paintwork/matt finish
paintwork care (/ page 228).
Ha ve the brake fluid rene we dev ery two years at
a qu alified specialist workshop.
Only use brake fluid appr ovedby Mercedes-Benz
in accordance with MB-F reigabe or MB-Appr oval
33 1.0.
Information on brake fluid is available at thefo l‐
lowing locations:
R inthe Mercedes-Benz Specification for Oper‐
ating Fluids 33 1.0
- at https://be vo.mercedes-benz.com
- inthe Mercedes-Benz BeVo app
R at a qualified specialist workshop Coolant
Note
s on coolant
Obser vethe no tes on operating fluids
(/ page 269). &
WARNING Risk offire ‑ and inju ryfrom
antifreeze
If antifreeze comes into contact with hot com‐
ponent parts in the engine compartment, it
may ignite. #
Allow the engine tocool down before
yo uto p up the antifreeze. #
Make sure that no antifreeze spills out
next tothefiller opening. #
Thoroughly clean the antifreeze from
component parts before starting the
ve hicle. 274
Tech nical da ta
1,
2, 3 ...
4MATIC Function............................................. 14 6
12 V so cket
see Soc ket (12 V)
230 V so cket
see Soc ket (230 V)
360° Camera Care................................................... 229
Opening the camera co ver (r eve rs‐
ing camera)....................................... .169 A
ABS (anti-lock braking sy stem) ............ .154
Ac celeration
see Using kickdown
Ac oustic locking verification signal
Ac tivating/deactivating........................ 49
Ac tivating/deactivating air-recircu‐
lation mode ............................................ .124
Ac tive Brake Assi st
Ac tivating/deactivating...................... 157
Fu nction/no tes.................................. 15 6
Ac tive Di stance Assist DISTRO NIC
Calling up a speed.............................. 16 3
Displ ays.............................................. 16 4
Fu nction............................................. 16 2
Increasing/decreasing speed.............1 63
Re quirements:.................................... 16 3
Selecting............................................ 16 3
St eering wheel buttons.......................1 63
St oring a speed..................................1 63
Switching off/deactivating................. 16 3
Switching on/activating..................... 16 3
Sy stem limitations.............................. 16 2
Ac tive headlamps................................... 107
Ac tive Parking Assist
Exiting a parking space....................... 171
Fu nction............................................. 16 9
Pa rking............................................... 17 0
Sy stem limitations.............................. 16 9
Ad aptive
see Lane Keeping Assist
Ad aptive brake lights .............................158
Ad aptive cruise control
see Active Dis tance Assi stDISTRONIC
Ad aptive Highbeam Assist
Fu nction............................................. 108
Switching on/of f................................ 109Ad
aptive Highbeam Assist Plus
Fu nction............................................. 109
Switching on/of f................................ 11 0
Ad Blue ®
Ad ditive...................................... 148, 272
Displ aying thefill le vel........................ 14 9
Filling capacity.................................. .273
Journe ysabroad................................ .138
No tes.................................................. 14 8
Purity.......................................... 148, 272
To pping up..........................................1 49
Ad d-on equipment ................................... .17
Ad d-on equipment guidelines................. 17
Ad diti ve
Ad Blue ®
...................................... 148, 272
Engine oil........................................... .273
Ad diti ves
Fu el....................................................2 70
Ad diti ves (AdBlue ®
)
see AdBlue ®
Ad diti ves (engine oil)
see Additive
Ad diti ves (fuel)
see Fuel
Af ter-sales service
see ASS YST PLUS service inter val display
Air recirculation but ton
Con venience opening/closing............ 12 5
Air suspension see AIRMATIC
Airbag Activation............................................ .27
Fr ont airbag (driver, co-driver).............. 31
Ins tallation locations............................ 31
Overview.............................................. 31
PA SSENGER AIR BAG indicator lamp... .34
Pr otection impaired.............................. 32
Pr otection pr ovided.............................. 32
Side airbag.......................................... .31
Wi ndow airba g...................................... 31
AIRM ATIC
Suspension........................................ .146
Alarm sy stem
see ATA (Anti -Theft Alarm sy stem)
Alertness assistant see ATTENTION ASSIST
All-wheel drive Notes.................................................. 14 6 Index
311
Electromagnetic compatibility (dec‐
laration of conformity).............................
19
Electronic Stability Prog ram
see ESP ®
(Electronic Stability Prog ram)
Electronics ............................................. .267
Emer gency
Fire extinguisher................................ 232
Fir st-aid kit (so ft-sided)...................... 232
Re moving thewa rning triangle.......... .232
Saf etyve st......................................... 232
Setting up thewa rning triangle..........2 32
Emer gency braking
Elect ric pa rking brake......................... 15 2
Emer gency engine start........................ 24 6
Emer gency key element
Locking door........................................ 53
Re moving/inserting............................. 50
Un locking door.................................... .53
Engaging drive position (au tomatic
transmission).......................................... 14 3
Engaging neut ral (automatic trans‐
mission) .................................................. 14 3
Engaging reve rsege ar........................... 14 3
Engine ECO start/ stop function..................... 14 0
Engine number................................... 268
Pa rking............................................... 15 0
St arting (k ey)...................................... 13 6
St arting assis tance............................. 237
Engine electronics (not es...................... 267
Engine number ...................................... .268
Engine oil Additive.............................................. 273
Checking the oil le vel using the on-
board computer......................... 222, 223
Checking the oil le vel with a dip‐
st ick................................................... 223
Filling capacity.................................... 274
To pping up..........................................2 24
Engine output Notes on changes................................ .22
Engine pre-heating see Auxilia ryheating
Environmental pr otection
No tes....................................................16
Ta ke -ba ckof end-of-life vehicles...........16
ERA-GLONASS test mode
St arting/ending................................ .235 ESC (Electronic
Stability Control)
see ESP ®
(Electronic Stability Prog ram)
ESP ®
Crosswind Assis t................................ 15 5
Tr ailer stabilisation............................ .155
ESP ®
(Electronic Stability Prog ram)
Ac tivating/deactivating (on-board
computer)........................................... 15 5
Fu nction/no tes.................................. 154
Switching on/off (button)................... 15 5
Exterior lighting Care................................................... 229
Exterior lighting see Lights F
Fa tigue de tection
see ATTENTION ASSIST
Fa ult message
see Display message
Fi lling up the windscreen washing
sy stem................................................... .226
Fi re extinguisher.................................... 232
Firs t-aid kit (soft-sided) ......................... 232
Flat tyre Changing a whee l............................... 259
No tes................................................. 235
Fo g light (extended range) .................... 108
Fo il co vering
Ra dar and ultrasonic sensor s............. 15 3
Fo lding table
Ins talling and removing........................ 98
Moving................................................. 98
Using.................................................. 100
Fore ign trip
Symm etrical dipped bea m.................. 105
Fr ee software........................................... 26
Fr equencies
Mobile phon e.................................... .267
Tw o-w ayradio.....................................2 67
Fr ont airbag (driver, co-d rive r)................ 31
Fr ont door
Opening (from inside)........................... 51
Unlocking (from inside)......................... 51
Fr ont seats
Rot ate.................................................. .74
Fr ont wheel ar ch
Fitting/removing the co ver................. 11 2 Index
317