ABS MERCEDES-BENZ A-CLASS SALOON 2018 User Guide

each time with
the conta cts onyour own
ve hicle firs t. #
Afterre moving the jump lead/charging
cable, close co ver1 of positive clamp 2.
Fu rther information can be obtained at a quali‐
fi ed specialist workshop. Re
placing the 12V battery #
Obser vethe no tes on the12 V battery
(/ page 455).
Mercedes-Benz recommends that you ha vethe
12 V battery replaced at a qualified specialist
wo rkshop, e.g. at a Mercedes-Benz Service
Centre.
Obser vethefo llowing no tes if youwa ntto
re place the battery yourself:
R Alw aysre place a faulty bat tery with a battery
which meets the specific vehicle requ ire‐
ments.
The vehicle is equipped with an AGMtech nol‐
ogy battery (Absorbent Glass Mat). Fullve hi‐ cle functionality is only guaranteed with an
AG M batter y.Fo r saf etyre asons, Mercedes-
Benz recommends that you on lyuse bat ter‐
ies which have been tested and appr ovedfor
yo ur vehicle byMercedes-Benz.
R Carryove r de tach able parts, such as vent
hoses, elbow fittings or term inal co vers from
th e battery being replaced.
R Make sure that theve nt hose is al ways con‐
nected tothe original opening on the side of
th e batter y.
Fit any existing or supplied cell caps.
Otherwise, gases or battery acid could
escape.
R Make sure that de tach able parts are recon‐
nected in the same way. To
w- starting or towing away Pe
rm itted towing me thods Mercedes-Benz
recommends transporting your
ve hicle in the case of a breakdown, rath er than
to wing it away. Fo
rto wing, use a tow rope or tow bar with bo th
axles on the ground. Do not use tow bar sys‐
te ms. &
WARNING Risk of accident when towing
with steering wheel lock
Yo u will no lon ger be able tosteer theve hicle
if th esteering wheel lock is engaged. #
Alw ays switch on the ignition when tow‐
ing theve hicle with a tow cable or a tow
bar. *
NO
TEDama getotheve hicle due to tow‐
ing away incor rectly #
Obser vethe instructions and no tes on
to wing away. 460
Breakdown assis tance

These tyres are specially adap
tedto the con‐
trol sy stems, such as ABS, ESP ®
and
4MATIC, and mar ked as follo ws:
R MO = Mercedes-Benz Original
R MOE = Mercedes-Benz Original Extended
(run-flat tyres only for cer tain wheels)
R MO1 = Mercedes-Benz Original (only cer‐
ta in AMG tyres)
Cer tain characteristics, such as handling,
ve hicle noise emissions, fuel consum ption,
et c. may otherwise be adversely af fected.
Fu rthermore, other tyre sizes could result in
th e tyres rubbing against the body and axle
components when loaded. This could result
in damage tothe tyre or theve hicle.
Only use tyres, wheels and accessories that
ha ve been checked and recommended by
Mercedes-Benz. *
NO
TERisk todriving saf ety from retrea‐
ded tyres Re
treaded tyres are nei ther tested nor rec‐
ommended byMercedes-Benz, since pr evi‐
ous damage cannot alw ays be de tected on
re treaded tyres.
Fo rth is reason driving saf ety cannot be guar‐
anteed. #
Do not use used tyres if you ha veno
information about their pr evious usage. *
NO
TEPossible damage towheels or
tyres when driving over obs tacles Large wheels ha
vea lo wer tyre section width.
The lo werth e tyre section width, the greater
is therisk of damage towheels or tyres when
driving over obs tacles. #
Avoid obs tacles or drive pa rticular ly
carefully. *
NO
TEDama getoelectronic component
parts from the use of tyre-fitting tools Ve
hicles with a tyre pressure monitoring
sy stem: electronic component parts are
located in the wheel. Tyre-fitting tools should
not be applied in the area of theva lve.
The tools could damage the electronic com‐
ponent parts. #
Have the tyres changed at a qualified
specialist workshop onl y. *
NO
TEDama getosummer tyres at low
ambient temp eratures At
low ambient temp eratures, tears could
fo rm when driving with summer tyres, caus‐
ing permanent damage tothe tyre. #
Attemp eratures below 7 °C, use M+S
tyres. Ac
cessory pa rts th at are not appr ovedfo ryo ur
ve hicle byMercedes-Benz or are not being used
cor rectly can impair the operating saf ety. 480
Wheels and tyres

-
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

Display messages
Possible causes/consequences and M
MSolutions
! Release parking brake *
The red! indicator lamp flashes.
The electric parking brake is applied while you are driving:
R A condition for auto matic release of the electric parking brake is not fulfilled (/ page187).
R You are per form ing emer gency braking using the electric parking brake (/ page188). #
Che ckthat the conditions for auto matic release of the electric parking brake are fulfilled. #
Release the electric parking brake manually.
T
!
÷
inoperative See Owner's
Manual *
EBD, ABS and ESP ®
are malfunctioning.
Other driving sy stems and driving saf ety sy stems may also be malfunctioning. &
WARNING Risk of skidding if EBD, ABS and ESP ®
are malfunctioning
If EBD, ABS and ESP ®
are malfunctioning, the wheels can lock when braking and ESP ®
cann otcar ryout vehicle
st abilisation.
The steering capability and braking characteristics are thus se verely impaired. The br aking distance may
increase in an eme rgency braking situation. In addition, other driving saf ety sy stems are switched off. #
Drive on carefull y. #
Have the brake sy stem checked immediately at a qualified specialist workshop. #
Drive on carefully. #
Consult a qualified specialist workshop immediatel y.514
Displaymessa ges and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions
!
÷ currently unavailable See
Owner's Manual *
ABS and ESP ®
are temp orarily una vailable.
Other driving sy stems and driving saf ety sy stems may also be temp orarily una vailable.
The brake sy stem continues tooperate normally. The braking dis tance may increase in an emergency braking situa‐
tion. &
WARNING Risk of skidding if ABS and ESP ®
are malfunctioning
If ABS and ESP ®
are malfunctioning, the wheels could lock when braking and ESP ®
cann otcar ryout vehicle
st abilisation.
The steering capability and braking characteristics are thus se verely impaired. The br aking distance may
increase in an emergency braking situation. In addition, other driving saf ety sy stems are switched off. #
Drive on carefull y. #
Have ABS and ESP ®
ch ecked immediately at a qualified specialist workshop. #
Carefully drive on a suitable stre tch of road, making slight steering mo vements at a speed abo ve30 km/h. #
Ifth e display message does not disappear, consult a qualified specialist workshop immediately. Drive carefully. 516
Displaymessa ges and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions
!
÷ inoperative See Owner's
Manual *
ABS and ESP ®
are malfunctioning.
Other driving sy stems and driving saf ety sy stems may also be malfunctioning.
The brake sy stem continues tooperate normally. The braking dis tance may increase in an emergency braking situa‐
tion. &
WARNING Risk of skidding if ABS and ESP ®
are malfunctioning
If ABS and ESP ®
are malfunctioning, the wheels could lock when braking and ESP ®
cann otcar ryout vehicle
st abilisation.
The steering capability and braking characteristics are thus se verely impaired. The br aking distance may
increase in an emergency braking situation. In addition, other driving saf ety sy stems are switched off. #
Drive on carefull y. #
Have ABS and ESP ®
ch ecked immediately at a qualified specialist workshop. #
Drive on carefully. #
Consult a qualified specialist workshop immediatel y.
÷
inoperative See Owner's
Manual *
ESP ®
is malfunctioning
Other driving sy stems and driving saf ety sy stems may also be malfunctioning.
The brake sy stem continues tooperate normally. The braking dis tance may increase in an eme rgency braking situa‐
tion. Display messages and
warning/indicator lamps 517

Instrument display (standard)
Instrument display in
the widescreen cockpit Depending on
the display setting, the positions
of the indicator lamps on the instrument display
may dif fer from theex ample shown.
Wa rning and indicator lamps:
L Low beam (/
page127)
T St
anding lights (/ page127)
K High beam (/
page129)
#! Tu
rn signal indicators
(/ page129)
R Re
ar fog light (/ page127)
6 Re
stra int sy stem (/ page 562)
ü Seat belt not
fastened
(/ page 567)
J Brakes (yellow) (/
page 562)
J Brakes (red) (/
page 562)
! Elect
ric pa rking brake (yellow)
(/ page 562)
! Electric parking brake (red)
(/
page 562) !
ABS malfunction (/
page 562)
÷ ESP®
(/ page 562)
å ESP®
OFF (/ page 562)
L Distance warning (/ page 568)
Ð Po
we r-assis tedsteering malfunction
(/ page572)
; Engine diagnostics (/
page 568)
% Preglow
# Electrical
fault( / page 568)
æ Fu
elreser vewith fuel filler cap loca‐
tion indicator (/ page 568)
? Ve
hicles with widescreen cock pit:
Coolant too hot/cold
(/ page 568)
h Ty
re pressure monitor
(/ page571)
ï Tr
ailer hit chis not operational or is
swivelling (/ page572) Displ
aymessa ges and warning/indicator lamps 561

Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions #
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. #
Obser vethe messages on the multifunction displa y. #
Consult a qualified specialist workshop.
! ABS warning lamp The
yellow ABS warning lamp is lit while the engine is running.
ABS is malfunctioning.
If th ere is an additional warning tone, EBD is malfunctioning.
Other driving sy stems and driving saf ety sy stems may also be malfunctioning. &
WARNING Thereisrisk of skidding if EBD or ABS is malfunctioning
If EBD or ABS is malfunctioning, the wheels could lock when braking
The steering capability and braking characteristics are thus se verely impaired. The braking dis tance may increase in
an emergency braking situation. In addition, other driving saf ety sy stems are switched off. #
Drive on carefull y. #
Have the brake sy stem checked immediately at a qualified specialist workshop. #
Drive on carefully. #
Obser vethe messages on the multifunction displa y. #
Consult a qualified specialist workshop. Display messages and
warning/indicator lamps 563

1,
2, 3 ...
12 V battery
see Battery (vehicle)
12 V so cket
see Soc ket (12 V)
11 5 V soc ket
see Soc ket (1 15 V)
230 V soc ket
see Soc ket (230 V)
360° Camera ........................................... 226
Ca re .................................................... 442
Fu nction .............................................. 226
Opening the camera co ver (r eve rsing
camera) .............................................. .230
Selecting a view .................................. 230
Setting favo urites ................................ 230
Swit ching automatic operation
on/off (r eversing camera) .................. .230 A
A/C function Activating/deactivating (multimedia
sy stem) ................................................ 147Switching on/off (control panel) .........
14 6
ABS (Anti-lock Braking Sy stem) ............ .191
Ac celeration
see Kickdown
Ac cess data
Setting (Blue tooth®
) ............................ 406
Ac cident and breakdown manage‐
ment
Mercedes me connect ........................ .399
Ac oustic locking verification signal
Ac tivating/deactivating ......................... 74
Ac tivating/deactivating automatic
vo lume adjustment
Ad vanced sound sy stem ......................4 28
Burmes ter®
sur round sound sy stem ... 426
Ac tive Blind Spot Assi st.......................... 24 2
Ac tivating/deactivating ...................... .245
Brake application ................................. 24 4
Fu nction .............................................. 24 2
Sy stem limitations ...............................2 42
Tr ailer operation .................................. 24 4
Ac tive bonn et(pedestrian pr otection) .. 430
Operation ............................................ 430 Re
setting ............................................. 430
Ac tive Brake Assi st
Fu nction/no tes ................................... 19 5
Setting ................................................. 201
Ac tive Di stance Assist DISTRO NIC........ 205
Ac tive Emergency Stop Assist .............. 215
Ac tive Lane Change Assi st................... 213
Calling up a speed .............................. .207
Displ ays in the instrument display .......2 15
Fu nction .............................................. 205
Increasing/decreasing speed .............. 207
Re quirements: .................................... .207
Ro ute-based speed adap tation ........... .210
Selecting ............................................. 207
St eering wheel buttons ........................ 207
St oring a speed ................................... 207
Switching off/deactivating .................. 207
Switching on/activating ......................2 07
Sy stem limitations ...............................2 05
Ac tive Eme rgency Stop Assist ................ 215
Ac tive headlamps .................................... 13 0
Ac tive Lane Change Assi st...................... 213
Ac tivating/deactivating ...................... .215
Fu nction ............................................... 213574
Index

Ad
vanced sound sy stem
Ac tivating/deactivating au tomatic
vo lume adjustment .............................. 428
Ad justing the balance/fader ............... 428
Ad justing treble, mid-range and bass
settings ............................................... 428
Calling up the sound menu .................. 427
Information .......................................... 427
Af ter-sales service centre
see ASS YST PLUS
Air conditioning menu Calling up ............................................. 147
Air conditioning sy stem
see Climate control
Air distribution Setting ................................................ .145
Setting (multimedia sy stem) ................1 47
Air inlet see Air-water duct
Air pressu re
see Tyre pressure
Air vents ................................................... 15 3
Ad justing (front) .................................. 15 3Ad
justing (rear) .................................... 154
Air vents
see Air vents
Ai r-re circulation mode ............................ 14 8
Air-water duct .......................................... 436
Ke eping free ........................................4 36
Airbag ........................................................ .39
Ac tivation .............................................. 33
Fr ont airbag (driver, front passenger) ....39
Ins tallation locations ............................ .39
Knee airbag ........................................... 39
Overview ............................................... 39
PA SSENGER AIR BAG indicator lamp .... .43
Pr otection ..............................................40
Re duced pr otection ...............................41
Side impact airbag ................................ 39
Wi ndow airbag ....................................... 39
Ai rflow
Setting ................................................ .145
Alarm see Panic alarm
Alarm sy stem
see ATA (anti-theft alarm sy stem) Alternative
route
see Route
Ambient lighting Setting (multimedia sy stem) ................1 35
Android Auto ............................................ 395
Connecting a mobile phone ................. 396
Ending ................................................. 396
Information .......................................... 395
Overview ............................................. 395
Sound settings .................................... 396
Tr ans ferred vehicle data ......................3 96
Animals Pets in theve hicle ..................................71
Anti-lock braking sy stem
see ABS (Anti-lock Braking Sy stem)
Anti-skid chains
see Snow chains
Anti-theft ala rmsystem
see ATA (anti-theft alarm sy stem)
Anti-theft pr otection
Ad ditional door lock .............................. 77
Immobiliser ............................................ 94576
Index