
fi
ed based on the actual operating conditions
and/or loads.
Examples of arduous operating conditions:
R regular city driving with frequent intermedi‐
ate stops
R mainly short-dis tance driving
R frequent operation in mountainous terrain or
on poor road sur faces
R when the engine is of ten le ftidling for long
periods
R operation in particula rly dusty conditions
and/or if air-recirculation mode is frequently
used
In these or similar operating conditions, ha vethe
interior air filter, engine air cleaner, engine oil
and oil filter etc. changed more frequent ly. The
ty re s must be checked more frequently if the
ve hicle is operated under increased loads. Fur‐
th er information can be obtained at a qualified
specialist workshop. Battery disconnection periods
The ASS
YST PLUS se rvice inter val display
can only calculate the service due da tewhen
th e bat tery is connected. #
Notedown the service due date displa yed on
th e instrument display before disconnecting
th e battery (/ page445). Engine comp
artment Ac
tive bonn et(pedestrian pr otection) Operation of
the active bonnet (pedestrian
pr otection)
In cer tain accident situations, therisk of injury
to pedestrians can be reduced bythe actuation
of the active bonn et. The rear area of the engine
bonn etisraised byappr oximately 70 mm.
Fo rth e drive tothewo rkshop, reset the trig‐
ge red active bonn etyourself. Af terth e active
bonn ethas been triggered, pedestrian pr otection
may be limited.
A qu alified specialist workshop must re-ins tate
th e full functionality of the active bonn et. The active bonnet is not
available in all coun‐
tries.
Re setting the active bonnet &
WARNING Risk of bu rns from hot com‐
ponent parts in the engine compartment
Cer tain components in the engine compart‐
ment can be very hot, e.g. the engine, the
ra diator and parts of theex haust sy stem. #
Allow the engine tocool down and only
to uch co mponent parts described in
th efo llowing. 446
Maintenance and care 

#
close the bonn et.
To pping up engine oil &
WARNING Risk of bu rns from hot com‐
ponent parts in the engine compartment
Cer tain components in the engine compart‐
ment can be very hot, e.g. the engine, the
ra diator and parts of theex haust sy stem. #
Allow the engine tocool down and only
to uch co mponent parts described in
th efo llowing. &
WARNING Risk offire and injury from
engine oil
If engine oil comes into con tact wi thhot
component parts in the engine compart‐
ment, it may ignite. #
Make sure that no engine oil is spilled
next tothefiller opening. #
Allow the engine tocool off and thor‐
oughly clean the engine oil from compo‐
nent parts before starting theve hicle. *
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. #
Follow the instructions in the service
inter val display rega rding the oil
ch ange. *
NO
TEDama gecaused bytopping up too
much engine oil To
o much engine oil can damage the engine
or the catalytic con verter. #
Have excess engine oil remo ved at a
qu alified specialist workshop. #
Turn cap 1anti-clockwise and remo veit. #
Top up the engine oil. #
Replace cap 1and turn it clockwise as far
as it will go. #
Check the oil le vel again (/ page449). 450
Maintenance and care 

Note
s onstoring wheels When
storing wheels, obser vethefo llowing
no tes:
R Afterre moving wheels, store them in a cool,
dry and preferably dark place.
R Protect the tyres from conta ct withoil,
grease or fuel. Overview of
the ty re-change tool kit Apart from some countr
y-specific variants, vehi‐
cles are not equipped with a tyre-change tool kit.
Fo r more information on which tyre-changing
to ol kits are requ ired and appr ovedfo r per form‐
ing a wheel change on your vehicle, consult a
qu alified specialist workshop.
Yo ure qu ire thefo llowing tools, for ins tance, to
ch ange a wheel:
R Jack
R Chock
R Wheel wrench
% The jack weighs appr oximately 3.4 kg. The maximum load capacity of
the jack can
be found on thest icke r af fixe dto the jac k.
The jack is maintenance-free. If there is a
malfunction, please conta ct aqualified spe‐
cialist workshop.
The tyre-change tool kit is located in tool bag 1
in the boot. 1
Tool bag
To ol bag 1contains:
R Jack
R Gloves
R Wheel wrench R
Folding chock
R Ratchet for jack
Setting up thefo lding chock Wheels and tyres
499 

Fi
tting a new wheel Re
quirements:
R The wheel is remo ved (/ page 502).
Mercedes-AMG vehicles: observeth e no tes in
th e Supplement. Otherwise, you may failto rec‐
ognise dangers. &
WARNING Risk of accident from losing a
wheel
Oiled, greased or damaged wheel bolt/wheel
nut thre ads or wheel hub/wheel mounting
bolt thre ads can cause the wheel bolts/
wheel nuts tocome loose.
As a result, you could lose a wheel while driv‐
ing. #
Never oil or grease theth re ads. #
Intheeve nt of damage totheth re ads,
con tact a qualified specialist workshop
immediatel y. #
Have the damaged wheel bolts or dam‐
aged hub thre ads replaced. #
Do not continue driving. #
Obser vethe information on thech oice of
tyres (/ page 495).
Fo r tyres with a specified direction of rotation,
an ar row on the side wall of the tyre indicates
th e cor rect di rection of rotation. Obse rvethe
direction of rotation when fitting. &
WARNING Risk of inju ryfrom tightening
wheel bolts and nuts
If yo u tighten the wheel bolts or wheel nuts
when theve hicle is raised, the jack could tip. #
Only tighten wheel bolts or wheel nuts
when theve hicle is on the ground. #
Be sure toobser vethe instructions and
saf ety no tes on "Changing a wheel"
(/ page 495). #
For saf etyre asons, on lyuse wheel bolts
which ha vebeen appr ovedby Mercedes-
Benz and forth e wheel in question. #
Tighten the wheel bolts evenly in a diagonal
pattern in the order indicated until they are
fi nger-tight. #
Ifth e collapsible emer gency spa rewheel has
been fitted, infla tethe collapsible emer gency
spa rewheel (/ page 508). #
Lowe rth eve hicle (/ page 503). Lo
weri ngtheve hicle af ter a wheel change Re
quirements:
R The new wheel has been fitted
(/ page 503).
* NO
TEDama getothe emer gency spa re
wheel when lo wering theve hicle Lo
we ring theve hicle without pr eviously
inflating the emer gency collapsible spa re
wheel can damage its rim. #
Inflate the emer gency collapsible spa re
wheel using the tyre inflation compres‐
sor before lo wering theve hicle. #
Place thera tchet onto the he xagon nut of the
jack so that the letters "AB" are visible. #
Tolowe r the vehicle: turnthera tchet of the
jack anti-clo ckwise. Wheels and tyres
503 

*
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
CLA 180
CLA 200 229.
51, 229.52,
229.6 1,229.71
CLA 220
CLA 220 4MATIC
CLA 250
CLA 250 4MATIC 229.71 MB-F
reigabe or MB-Appr oval Diesel engine
sMB-Freigabe or MB-
Appr oval
CLA 180d2 26.51,229.3 1,
229.5 1,229.52,
229.6 1,229.71
CLA 200 d
CLA 220 d 228.5
1,229.3 1,
229.5 1,229.52,
229.6 1,229.71 %
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: ACEA C3
The following values referto an oil change,
including the oil filter. 520
Tech nical da ta 

Ac
tive headlamps .................................... 131
Ac tive Lane Change Assi st...................... 215
Ac tivating/deactivating ...................... .217
Fu nction ............................................... 215
Ac tive Lane Keeping Assist .................... 24 9
Ac tivating/deactivating ...................... .251
Ac tivating/deactivating thewa rning .... 251
Fu nction .............................................. 24 9
Setting the sensitivity .......................... 251
Sy stem limitations ...............................2 49
Tr ailer operation .................................. 24 9
Ac tive Parking Assist .............................. 234
Cross Traf fic Alert ................................ 24 0
Drive AwayAssi st................................ 239
Exiting a pa rking space ...................... .237
Fu nction .............................................. 234
Manoeuvring assi stance ...................... 24 0
Pa rking ................................................ 236
Sy stem limitations ...............................2 34
Ac tive Se rvice Sy stem PLUS
see AS SYST PLUS
Ac tive Speed Limit Assi st....................... 211
Displ ay................................................. 211
Fu nction ............................................... 211Ac
tive Steering Assist ............................ .213
Ac tivating/deactivating ...................... .215
Ac tive Emergency Stop Assist .............. 217
Ac tive Lane Change Assi st................... 215
Displ ays in the instrument display .......2 17
Fu nction ............................................... 213
Sy stem limitations ...............................2 13
Ad aptive brake lights .............................. 203
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 .............................................. 13 3
Switching on/off ................................. 13 4
Ad aptive Highbeam Assist Plus
Fu nction .............................................. 13 4
Switching on/off ................................. 13 5
Ad Blue ®
.................................................... 51 8
Ad ditives .............................................. 51 8
Capacity .............................................. .519
Fill le vel .............................................. .264
No tes ................................................... 17 9
Purity ................................................... 51 8Ra
nge .................................................. 264
To pping up ...........................................1 79
Ad ditional door lo ck.................................. 80
Ad diti ves................................................... 519
Ad Blue ®
............................................... 51 8
Engine oil ............................................. 519
Fu el ...................................................... 516
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 justing the balance/ fader
Adva nced sound sy stem ......................4 44
Burmes ter®
sur round sound sy stem ... 443
Ad justing the headlamp range ............... 12 9
Ad justing the sound focus
Burmes ter®
sur round sound sy stem ... 443 Index
597 

ÀAT
TENTION ASSIS T:Take a
break! .................................................. 541
b Automatic driving lights inoper‐
ative .................................................... 579
Au xilia rybattery malfunction ...............561
_ Before starting the engine, turn
th esteering wheel. .............................. 563
Beginning emer gency stop .................. 542
Blind Spot Assi stcur rently una vaila‐
ble See Owner's Manual ......................543
Blind Spot Assi stinope rative ............... 544
Blind Spot Assi stnot available when
to wing a trailer See Owner's Manual ...5 44
Brake immediately ............................... 535
ÁChange key bat teries ...................5 70
JChe ckbrake fluid le vel................ 535
Check brake pads See Owner's Man‐
ual ...................................................... .536
ïChe cktrailer hitch lo ck(white
display message) .................................5 72Check tyre pressures
then restart
Ru n Flat Indicator ................................ 565
hCheck tyre(s) ............................... 567
!Clean the fuel filter .................... .553
Clutch overheated Avoid pulling away
fo r XX:XX mins .................................... 564
?Coolant Stop vehicle Switch
engine off ............................................ 550
Cruise contro l and Limiter inope ra‐
tive ...................................................... 549
Cruise cont rol inope rative ................... 549
Cruise cont rol off ................................ 549
_ Currently una vailable Camera
view restricted ..................................... 547
ç Currently una vailable Radar
sensors dirty .......................................5 46
!cur rently una vailable See Own‐
er's Manual ........................................ .528
÷cur rently una vailable See Own‐
er's Manual ........................................ .529 Depress clutch ful
lyto start engine .....5 64
Drive sy stem Malfunction Stop
Switch engine off ................................ 554
Drive sy stem Malfunction Visit work‐
shop ....................................................5 54
5 Engine oil le vel cannot be
measured ............................................ 557
4Engine oil le velRe duce oil le vel...5 56
4Engine oil le velSt op vehicle
Switch engine off ................................ 555
4Engine oil pressure Stop Switch
off engine ............................................ 556
Fa ult Drive at max. 80 km/h ...............542
6Fr ont left malfunction Consult
wo rkshop (Example) ............................5 37
Fr ont-passenger airbag disabled See
Owner's Manual ..................................5 38
Fr ont-passenger airbag enabled See
Owner's Manual ..................................5 39 Index
607