brake fluid MERCEDES-BENZ A-CLASS SALOON 2018 Owners Manual

#
Allow the engine tocool down and only
to uch co mponent parts described in the
fo llowing. &
WARNING Danger of bu rns when open‐
ing the bonn et
If yo u open the engine bonn etwhen the
engine has overheated or during a fire inthe
engine compartment, you could come into
contact with hot gases or other escaping
operating fluids. #
Before opening the bonn et, allow the
engine tocool down. #
Intheeve nt of a fire inthe engine com‐
partment, keep the engine bonn et
closed and call thefire service. &
WARNING ‑ Risk of fire and injury due to
windscreen washer concentrate
Wi ndsc reen washer concentrate is highly
fl ammable. It could ignite if it comes into
con tact wi thhot engine component parts or
th eex haust sy stem. #
Make sure that no windsc reen washer
concentrate spills out next tothefiller
opening. #
Remo vethe cap 1bytheta b. #
Top up thewa sher fluid. Ke
eping the air-water duct free #
Keep the area between the bonn etand the
windscreen free of deposits, e.g. ice, sn ow
and lea ves. Cleaning and care
Information on
washing theve hicle in a car
wa sh &
WARNING Risk of an accident due to
re duced braking po wer af terwa shing the
ve hicle
Braking ef ficiency is reduced af terwa shing
th eve hicle. #
Afterth eve hicle has been washed,
brake carefully while paying attention to
th e traf fic conditions until braking
po we r has been fully restored. 436
Maintenance and care

Note
s on paint work/matt finish paint workcare Obser
vethefo llowing information: Cleaning and car
eA voiding paintwork damage
Pa intwork R
Insect remains: soak with insect remo ver and rinse off the
trea ted areas af terw ards.
R Bird droppings: soak with water and rinse off af terw ards.
R Tree resin, oils, fuels and greases: remo veby rubbing gen‐
tly wi tha clo thsoaked in petroleum ether or lighter fluid.
R Coolant and brake fluid: remo vewith a damp clo thand
clean water.
R Tarst ains: use tarre mo ver.
R Wax: use silicone remo ver. R
Do not attach sticke rs,fi lms or similar.
R Remo vedirt immediatel y,where possible. Maintenance and care
439

VIN and engine number
1
Engine number stamped into the crankcase
2 VIN (vehicle identification number) stamped
into the crossmember
3 VIN (vehicle identification number) as a label
at the lo wer edge of the windscreen
The VIN as a label at the lo wer edge of wind‐
screen 3is only available in some countries.
Yo u can obtain fur ther information from any
qu alified specialist workshop. Operating
fluids Note
s on operating fluids &
WARNING Risk of inju ryfrom operating
fl uids harmful to your health
Operating fluids may be poisonous and harm‐
ful to yo ur health. #
Obser vethete xt on the original con‐
ta iners when using, storing or disposing
of operating fluids. #
Alw aysst ore operating fluids sealed in
th eir original conta iners. #
Alw ayske ep children away from operat‐
ing fluids. +
ENVIRONMEN
TALNO TEEnvironmental
pollution caused byenvironmen tally ir re‐
sponsible disposal #
Dispose of operating fluids in an envi‐
ro nmentally responsible manner. Operating
fluids include thefo llowing:
R fuels
R DeNOx agent AdBlue ®
forex haust gas af ter‐
treatment
R lubri cants
R coolant
R brake fluid
R windsc reen washer fluid
R climate cont rol sy stem refrigerant
Only use products app rove dby Mercedes-Benz.
Damage caused bythe use of products that ha ve
not been appr oved is not co veredby the
Mercedes-Benz warranty or goodwill gestures.
Yo u can identify operating fluids appr ovedby
Mercedes-Benz bythefo llowing insc ript ions on
th e conta iner:
R MB- Freigabe (e.g. MB-Fr eigabe 229.51 )
R MB-Appr oval (e.g. MB-App rova l 229.51) 496
Tech nical da ta

-
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
A220
A 220 4MATIC
A 250
A 250 4MATIC 229.71
All other models 229.51 , 229.52,
229.6 1,229.71 MB-F
reigabe or MB-Appr oval Diesel engine
sMB-Freigabe or MB-
Appr oval
A 18 0d2 26.51,229.3 1,
229.5 1,229.52,
229.6 1,229.71
All other models 228.51 , 229.31,
229.5 1,229.52,
229.6 1,229.71 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 only:
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. Re
placement amount Mode
lR eplacement
amount
A 180
A 200 5.1 litres
A 200 d
A 220 d 6.8 litres
All other models 5.5 litres Note
s on brake fluid Obser
vethe no tes on operating fluids
(/ page 496). &
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. 502
Tech nical da ta

This impairs
the braking ef fect. #
Have the brake fluid rene we d at the
specified inter vals. Ha
ve the brake fluid regularly replaced at a
qu alified specialist workshop.
Only use brake fluid appr ovedby Mercedes-Benz
according toMB-F reigabe or MB-Appr oval 33 1.0.
Yo u can obtain fur ther information on brake fluid
in thefo llowing places:
R inthe Mercedes-Benz Specifications for
Operating Fluids
- at http://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 496). &
WARNING Risk offire ‑ and inju ryfrom
antifreeze
If antifreeze comes into contact with hot
component parts in the engine compart‐
ment, it may ignite. #
Allow the engine tocool down before
yo uto p up the antif reeze. #
Make sure that no antifreeze spills out
next tothefiller opening. #
Thoroughly clean the antif reeze from
component parts before starting the
ve hicle. *
NO
TEDama gecaused byincor rect cool‐
ant #
Only add coolant that has been pre‐
mixed with therequ ired antifreeze pro‐
te ction. Information on coolant is
available at thefo l‐
lowing locations:
R inthe Mercedes-Benz Specification for
Operating Fluids 310.1
- at http://be vo.mercedes-benz.com
- inthe Mercedes-Benz BeVo app
R at a qualified specialist workshop *
NO
TEOverheating at high outside tem‐
peratures If an inapp
ropriate coolant is used, the
engine cooling sy stem is not suf ficiently pro‐
te cted against overheating and cor rosion at
high outside temp eratures. #
Alw ays use coolant appr ovedby
Mercedes-Benz. #
Obser vethe instructions in the
Mercedes-Benz Specifications for Oper‐
ating Fluids 310.1. Ha
ve the coolant regularly replaced at a qualified
specialist workshop. Te
ch nical da ta503

Display messages
Possible causes/consequences and M
MSolutions
J Check brake fluid level *T
here is insuf ficient brake fluid in the brake fluid reser voir. &
WARNING Risk of an accident due tolow brake fluid le vel
If th e brake fluid le vel is too lo w,the braking ef fect and the braking characteristics may be impaired. #
Stop theve hicle as soon as possible, paying attention toroad and traf fic conditions. Do not continue driv‐
ing. #
Consult a qualified specialist workshop. #
Do not top up the brake fluid. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. Do not
continue driving under any circums tances. #
Do not top up the brake fluid. #
Consult a qualified specialist workshop.
Risk of vehicle rolling away
Parking brake not applied
See Owner's Manual *
Ve hicles with manual transmission: the electric parking brake has not been applied and you open the driver's
door. #
Apply the electric parking brake. Display messages and
warning/indicator lamps 515

Saf
ety sy stems Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
J Brake sy stem warning lamp
(red) The
red brake sy stem warning lamp is lit while the engine is running.
Po ssible causes:
R The brake forc e boosting is malfunctioning and the braking characteristics may be af fected.
R The reis insuf ficient brake fluid in the brake fluid reser voir. &
WARNING Risk of accident and inju ryif brake forc e boosting is malfunctioning
If brake forc e boosting is malfunctioning, increased brake pedal forc e may be necessary for braking. The braking
ch aracteristics may be impaired. The braking dis tance can increase in eme rgency braking situations. #
Stop in a safe location immediately. Do not continue driving! #
Consult a qualified specialist workshop. &
WARNING Risk of an accident due tolow brake fluid le vel
If th e brake fluid le vel is too lo w,the braking ef fect and the braking characteristics may be impaired. #
Stop theve hicle as soon as possible, paying attention toroad and traf fic conditions. Do not continue driving. #
Consult a qualified specialist workshop. #
Do not top up the brake fluid. 562
Display messages and warning/indicator lamps

DY
NA MIC SELECT switch .................... 16 4
Engaging drive position ........................ 171
Engaging neutral .................................. 17 0
Engaging pa rkposition ........................ 17 0
Engaging reve rsege ar ........................ .170
Kickdown ............................................. 172
Manual gear changing .......................... 171
St eering wheel gearshift paddles ........ .171
Tr ansmission position display .............. 16 9
Tr ansmission positions ........................ 16 9
Au tomatic transmission (problem)
see Transmission (problem)
Axle load Perm issible .......................................... 494
Tr ailer operation .................................. 508 B
Baidu CarLife Trans ferred vehicle data ......................3 96
Ball neck Folding out/in .................................... .248
BA S (Brake Assist Sy stem) .................... .191
Battery Charging (Remo teOnline) .................... 15 9Ke
y ........................................................ 75
Re mo tecontrol (s tationary heater) ...... 15 2
Battery see Battery (vehicle)
Battery (vehicle) ...................................... 460
Charging .............................................. 459
Charging (Remo teOnline) .................... 15 9
No tes .................................................. 455
No tes (s tarting assis tance and
ch arging) ............................................ .457
Re placing ............................................ 460
St arting assis tance .............................. 459
Belt see Seat belt
Bic ycle rack
Tr ailer operation .................................. 251
Blind Spot Assist .................................... .242
Ac tivating/deactivating ...................... .245
Fu nction .............................................. 24 2
Sy stem limitations ...............................2 42
Blo wer
see Climate control BlueTEC
see AdBlue ®
Blue tooth ®
............................................... 320
Information .......................................... 320
Setting up an Internet connection ....... 406
Switching on/off ................................. 320
Boot lid Closing .................................................. 83
HANDS-FREE ACCESS .......................... .84
Opening .................................................82
Opening dimensions ............................5 04
Brake Assist Sy stem
see BAS (Brake Assi stSystem)
Brake fluid Notes .................................................. 502
Brake forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion) ..................................................... 19 5
Brakes ABS (Anti-lock Braking Sy stem) ........... 191
Ac tive Brake Assi st.............................. 19 5
Ad aptive brake lights .......................... .201
BA S (Brake Assi stSystem) ...................1 91
Driving tips .......................................... 16 0578
Index

Ac
tive Steering Assist cur rently
una vailable See Owner's Manual .........525
Ac tive Steering Assist inoperative .......524
Ad aptive Highbeam Assist cur rently
una vailable See Owner's Manual .........559
Ad aptive Highbeam Assist inopera‐
tive ...................................................... 559
Ad aptive Highbeam Assist Plus cur‐
re ntly una vailable See Owner's Man‐
ual ...................................................... .560
Ad aptive Highbeam Assist Plus inop‐
erative ................................................ .560
¯ AdBlue sy stem fault Engine
st art not possible ................................ 539
¯Ad Blue system fault Perf.
re duced in XXX miles See Owner's
Manual ................................................ 538
¯ AdBlue sy stem fault Perf.
re duced: XXX km/h Nostart in XXX
km ...................................................... .538 ¯
AdBlue sy stem fault See Own‐
er's Manual ........................................ .538
4Ad d 1 litre engine oil when next
re fuelling ............................................. 536
Anti-theft ala rmsystem Malfunction ... 556
Apply brake todeselect Park (P)
position ...............................................5 40
Apply brake toselect R ........................ 543
À ATTENTION ASSIST inoperative ... 526
ÀAT TENTION ASSIS T:Take a
break! .................................................. 525
bAu tomatic driving lights inoper‐
ative .................................................... 559
Au xilia rybattery malfunction ...............541
_ Before starting the engine, turn
th esteering wheel. .............................. 544
Blind Spot Assi stcur rently una vaila‐
ble See Owner's Manual ...................... 523
Blind Spot Assist inope rative ............... 524 Blind Spot Assi
stnot available when
to wing a trailer See Owner's Manual ...5 26
Brake immediate ly............................... 51 0
Á Changekey bat teries .................. 550
JCheck brake fluid le vel................ .515
Check brake pads See Owner's Man‐
ual ...................................................... .523
ïChe cktrailer hitch lo ck(white
display message) .................................5 52
Che cktyre pressu resth en restart
Ru n Flat Indicator ................................ 549
h Check tyre(s) .............................. .546
!Clean the fuel filter ...................... 531
Clutch overheated Avoid pulling away
fo r XX:XX mins .................................... .541
? Coolant Stop vehicle Switch
engine off ............................................ 534
Cruise contro l and Limiter inope ra‐
tive ...................................................... 529
Cruise control inope rative ................... 529 584
Index

ØTo
p upAdBlue Perf.re duced in
XXX miles See Owner's Manual ...........539
Ø Top up AdBlue Perf.re duced:
XXX km/h Nostart in XXX km ............ 539
To p up coolant See Owner ’sManual ... 532
¥To p upwasher fluid .................... .556
Tr af fic Sign Assi stcur rently una vaila‐
ble See Owner's Manual ...................... 526
Tr af fic Sign Assi stinope rative ............. 525
ïTr ailer coupling extending… ......... 553
Tr ans. oil overheated Drive on with
care ..................................................... 542
Tr ansmission Malfunction ....................543
Tr ansmission Malfunction Stop ........... 540
Tr ansmission Malfunction Visit work‐
shop ....................................................5 40
!Tu rnon the ignition torelease
th e parking brake ................................. 511
h Tyre press. monitor cur rently
una vailable .......................................... 547h
Tyre press. monitor inoperative
No wheel sensors ................................ 548
h Tyre press. monitor inoperative ...548
Ty re pressure Check tyres ...................545
Ty re(s) ove rheated ...............................5 48
hWa rning tyre defect .....................545
hWheel sensor(s) missing ..............547
Wi thout changing gear, consult work‐
shop ....................................................5 40
Display on the windscreen
see Head-up display
Distance control see Active Dis tance Assi stDISTRONIC
Di stance recorder
see Trip dis tance
DI STRO NIC
see Active Dis tance Assi stDISTRONIC
Door Additional door lock .............................. 77
Child saf ety lock (rear door) .................. 70
Locking (emer gency key) ...................... .81
Opening (from the inside) ......................78 Un
locking (emer gency key) .................... 81
Un locking (from the inside) ...................78
Door cont rol panel .................................... .16
Dr aw bar
see Tow- bar sy stem
Drinks holder see Cup holder
Drive Away Assist .................................... 235
Drive position Engaging .............................................. 171
Drive prog ram display ............................. 16 5
Drive prog rams
see DYNA MIC SELECT
Driver's seat see Seat
Driving abroad Symmetrical dipped beam ...................1 27
Driving lights see Automatic driving lights
Driving saf ety sy stem ............................ .189
ABS (Anti-lock Braking Sy stem) ........... 191
Ac tive Brake Assi st.............................. 19 5 Index
587