2018 MERCEDES-BENZ A-CLASS SALOON suspension

te
mp orary and is only processed in theve hicle
itself. Only a small portion of the data is stored
in theeve nt or fault memor y.
When your vehicle is serviced, tech nical da ta
from theve hicle can be read out byservice net‐
wo rkemplo yees (e.g. workshops, manufactur‐
ers) or third parties (e.g. breakdown services).
Services include repair services, maintenance
processes, warranty claims and quality assur‐
ance measures, forex ample. The read out is per‐
fo rm ed via the legally prescribed port forthe
diagnostics connection in theve hicle. The
re spective service network locations or third
parties collect, process and use the data. They
document tech nical statuses of theve hicle,
assist in finding faults and impr oving quality and
are transmit tedto the manufacturer, if neces‐
sar y.Fu rthermore, the manufacturer is subject
to product liability. Forth is, the manufacturer
re qu ires tech nical da tafrom vehicles.
Fa ult memories in theve hicle can be reset by a
service outlet as part of repair or maintenance
wo rk. Depending on
the selected equipment, you can
import data into theve hicle's comfort and info‐
ta inment functions yourself.
This includes, forex ample:
R multimedia data such as music, films or pho‐
to sfo r playback in an integrated multimedia
sy stem
R address book data for use in connection with
an integrated hands-free sy stem or an inte‐
grated navigation sy stem
R entered navigation destinations
R data about the use of Internet services
This data can be sa ved locally in theve hicle or it
is located on a device which you ha veconnected
to theve hicle (e.g. smartphone, USB flash drive
or MP3 pla yer). If this data is stored in theve hi‐
cle, you can dele teit at any time. This data is
sent tothird parties only at your requ est, partic‐
ular lywhen you use online services in accord‐
ance with the settings that you ha veselected.
Yo u can store or change con venience settings/
individualisations in theve hicle at any time. Depending on
the equipment, this includes, for
ex ample:
R settings forth e seat and steering wheel posi‐
tions
R suspension and climate control settings
R customisations such as interior lighting
If yo ur vehicle is accordingly equipped, you can
connect your smartphone or ano ther mobile end
device totheve hicle. You can cont rolth is by
means of the control elements integrated in the
ve hicle. Images and audio from the smartphone
can be output via the multimedia sy stem. Cer‐
ta in information is simultaneously transfer redto
yo ur smartphone.
Depending on the type of integration, this can
include:
R general vehicle data
R position data
This allo wsyouto use selected apps on your
smartphone, such as navigation or music play‐
bac k.There is no fur ther interaction between the
smartphone and theve hicle; in particular, vehi‐
cle data is not directly accessible. Which type of 30
General no tes

ECO display function
The ECO display summarises
your driving char‐
acteristics from thest art of the journey toits
completion and assists you in achieving the
most economical driving style.
Yo u can influence consum ption if you:
R drive with particular care
R drive theve hicle in drive program ;
R obser vethege arshift recommendations The lettering in
the segment will light up brightl y,
th e outer edge will light up and the segment will
fi ll up in thefo llowing situations:
R 1 steady speed R
2 gentle deceleration and rolling
R 3 moderate acceleration
The lettering in the segment will be gr ey,the
outer edge will be dark and the segment will
em pty in thefo llowing situations:
R 1 fluctuations in speed
R 2 heavy braking
R 3 sporty acceleration
Yo u ha vedriven economically when:
R theth re e segments fill up comple tely at the
same time
R the edge around all thre e segments lights up
The additional range achi eved as a result of your
driving style in comparison with a driver with a
ve ry sporty driving style is shown in the cent re
of the display 4. Therange displ ayed does not
indicate a fixe dre duction in consum ption. DY
NA MIC SELECT switch Fu
nction of theDY NA MIC SELECT switch Use
theDY NA MIC SELECT switch tochange
between thefo llowing drive programs:
R = (Individual): individual settings
R C (Sport): sporty driving style
R A (Comfort): comfortable and economi‐
cal driving style
R ; (Eco): particularly economical driving
st yle
% The drive program selected appears in the
multifunction display of the on-board com‐
puter.
Depending on the drive prog ram, thefo llowing
sy stems change their characteristics:
R drive
-
engine and transmission management
- Active Dis tance Assi stDISTRONIC
R ESP ®
R Vehicles with adaptive damping adjust‐
ment: suspension 16 4
Driving and pa rking

Fu
nction of thera dar senso rs Some driving and driving sa
fety sy stems use
ra dar sensors tomonitor the area in front of,
behind or next totheve hicle (depending on the
ve hicle's equipment).
Depending on theve hicle's equipment, thera dar
sensors are integrated behind the bumpers
and/or behind the Mercedes star. Keep these
parts free of dirt, ice and slush
(/ page442). The sensors must not be cov‐
ered, forex ample bycycle rack s, overhanging
loads, sticke rs,fo il or foils toprotect against
st one chipping. In theeve nt of dama getothe
bumpers or radiator grille, or following a collision
impacting the bumpers or radiator grille, ha ve
th e function of thera dar sensors checked at a
qu alified specialist workshop. The driver assis‐
ta nce sy stem may no longer workproper ly. Overview of driving sy
stems and driving
saf ety sy stems In
this section, you will find information about
th efo llowing driving sy stems and driving saf ety
sy stems:
R 360° Camera (/ page 226)
R ABS (A nti-lock Braking System)
(/ page191)
R Active Dis tance Assi stDISTRONIC
(/ page 205)
R Adaptive brake lights (/ page 201)
R Active Brake Assi st (/ page195)
R Active Lane Keeping Assist (/ page245)
R ATTENTION ASSIST (/ page 237)
R BAS (Bra keAssist System) (/ page191)
R Hill Start Assist (/ page217)
R Suspension with ada ptive damping adjust‐
ment (/ page219)
R EBD ( Electronic Brakeforce Distribution)
(/ page195) R
ESP ®
(Electronic Stability Program)
(/ page191)
R Speed Limit Assist (/ page 238)
R Active Speed Limit Assi st (/ page 209)
R HOLD function (/ page217)
R STEER CONTROL (/ page 195)
R Active Steering Assist (/ page211)
R Speed limiter (/ page 202)
R Active Parking Assist (/ page 230)
R Parking Assist PARKTRONIC
(/ page 220)
R Reversing camera (/ page 223)
R Cruise control (/ page 201)
R Function of Blind Spot Assi stand Active Blind
Spot Assi stwith exitwa rning
(/ page242)
R Traf fic Sign Assi st (/ page240) 19 0
Driving and pa rking

R
The vehicle is secured with the electric park‐
ing brake.
In thefo llowing situations, theve hicle is held by
th e transmission position jorby the electric
parking brake:
R The seat belt is unfas tened and the driver's
door is opened.
R The drive sy stem is switched off.
R There is a malfunction in the sy stem or the
po we r supply is insuf ficient. St
art-off assi st Fu
nction of thest art-off assi st
The start-off assist enables optimal vehicle
acceleration from a standstill. Forth is, a suitably
high-grip road sur face is requ ired, the tyres and
ve hicle must also be in good condition.
Do not activate thest art-off assist on public
ro ads.
Be sure toobser vethe saf ety no tes and informa‐
tion on ESP ®
. Ac
tivating the start-off assi st &
WARNING Risk of skidding and having
an accident from wheels spinning
When you use start-off assist, individual
wheels could spin and you could lose cont rol
of theve hicle.
If ESP ®
is deactivated, there is a risk of skid‐
ding and accident! #
Make sure that no persons or obstacles
are in the close vicinity of your vehicle. #
Deactivating ESP ®
(/ page194). #
Movethesteering wheel tothest ra ight-
ahead position. #
Depress the brake pedal firm ly wi thyour left
fo ot and keep it depressed. #
Enga getheh drive position
(/ page171). #
Select the sportiest available drive program
B orC(/ page165). #
Rapidly depress the accelerator pedal full y. #
Take your foot off the brake, but keep the
accelerator pedal depressed.
The vehicle pulls away at maximum accelera‐
tion. #
Swit chon ESP ®
once the acceleration proce‐
dure is comple te. ESP ®
will otherwise not be
able tostabilise theve hicle if theve hicle
st arts toskid or a wheel starts tospin.
Cancelling thest art-off assi st #
Remo veyour foot from the accelerator pedal. #
Reactivate the ESP ®
. Fu
nction of adapt ive damping adjustment Suspension with adaptive damping adjustment
continuously adjusts
thech aracteristics of the
suspension dampers tothe cur rent operating
and driving conditions.
The da mping is tuned individually for each wheel
and is af fected bythefo llowing factors:
R thero ad sur face conditions
R vehicle load
R the drive prog ram selected Driving and parking
219

#
Toconfirm restart, press Touch Control on
th e left-hand side of thesteering wheel.
The Run Flat Indicator restarted message is
shown in the multifunction displa y.
Af teryo u ha vedriven for a few minutes, the
tyre pressu reloss warning sy stem monitors
th e set tyre pressures of all the tyres.
Be sure toalso obse rveth efo llowing fur ther
re lated subjects:
R Notes on tyre pressure (/ page470) Wheel
change Note
s on selecting, fitting and replacing
tyres Yo
u can ask for information rega rding permit ted
wheel/tyre combinations at a Mercedes-Benz
Service Cent re. &
WARNING Risk of accident due toincor‐
re ct dimensions of wheels and tyres
If wheels and tyres of the wrong size are
used, the wheel brakes or wheel suspension
components may become damaged. #
Alw aysre place wheels and tyres with
th ose that fulfil the specifications of the
original part.
When replacing wheels, make sure tofit the
cor rect:
R Designation
R Type
When replacing tyres, make sure tofit the
cor rect:
R Designation
R Manufactu rer
R Type &
WARNING Risk of inju rythro ugh exceed‐
ing the specified tyre load-bearing capa‐
city or the permissible speed rating
Exceeding the specified tyre load-bearing
capacity or the permissible speed rating may
lead totyre dama geand tothe tyres bur st‐
ing. #
Therefore, only use tyre types and sizes
appr ovedfo ryo ur vehicle model. #
Obser vethe tyre load-bearing capacity
ra ting and speed rating requ iredfor
yo ur vehicle. *
NO
TEVehicle and tyre damage thro ugh
tyre types and sizes that ha venot been
appr oved Fo
r saf etyre asons, on lyuse tyres, wheels
and accessories which ha vebeen specially
appr ovedby Mercedes-Benz foryo ur vehicle. Wheels and tyres
47 9

R
When replacing with tyres that do not
fe ature run-flat characteristics: vehicles
with MOExtended tyres are not equipped
with a TIREFIT kit at thefa ctor y.Equip the
ve hicle with a TIREFIT kit af terre placing with
tyres that do not feature run-flat characteris‐
tics, e.g. winter tyres.
Fo r more information on wheels and tyres, con‐
ta ct a qualified specialist workshop.
Be sure toalso obse rveth efo llowing fur ther
re lated subjects:
R Notes on tyre pressure (/ page470)
R Tyre pressure table (/ page471)
R Notes on the emer gency spa rewheel
(/ page 489) Note
s on inter changing wheels &
WARNING Risk of inju rythro ugh dif fer‐
ent wheel sizes
Inter changing the front and rear wheels if the
wheels or tyres ha vediffere nt dimensions may se
verely impair the driving characteris‐
tics.
The disk brakes or wheel suspension compo‐
nents may also be damaged. #
Rotate front and rear wheels on lyifthe
wheels and tyres are of the same
dimensions. Inter
changing the front and rear wheels if the
wheels or tyres ha vediffere nt dimensions can
re nder thege neral operating pe rmit in valid.
The wear pat tern s on the front and rear wheels
dif fer:
R Front wheels wear more on the shoulder of
th e tyre
R Rear wheels wear more in the cent reofthe
tyre
On vehicles with the same front and rear wheel
size, you can inter change the wheels every
5,000 to10,000 km, depending on thewe ar.
Ensure the direction of rotation is maintained for
th e wheels. It is imperative
toobser vethe instructions and
saf ety no tes on "Changing a wheel" when doing
so Preparing theve hicle for a wheel
ch ange( / page 483). 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. 482
Wheels and tyres

The proportion of cor
rosion inhibitor/antifreeze
concentrate in the engine cooling sy stem should
be:
R a minimum of 50% (antifreeze pr otection
down toappr oximately -37 °C)
R a maximum of 55% (antifreeze pr otection
down to-45 °C) Note
s on windscreen washer fluid Obser
vethe no tes on operating fluids
(/ page 496). &
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. *
NO
TEDama getotheex terior lighting
due tounsuitable windsc reen washer
fl uid Uns
uitable windsc reen washer fluids may
damage the plastic sur face of theex terior
lighting. #
Only use windscreen washer fluids
which are also suitable for use on plas‐
tic sur faces, e.g. MB SummerFit or MB
Wi nterFit. *
NO
TEBlocked spr aynozzles caused by
mixing windscreen washer fluids #
Do not mix MB SummerFit and MB Win‐
te rFit with other windscreen washer flu‐
ids. Do not use distilled or de-ionised
water asthefill
le ve l sensor may be triggered er roneously.
Re commended windscreen washer fluid:
R Abo vefreezing point: e.g. MB SummerFit
R Below freezing point: e.g. MB WinterFit Fo
rth e cor rect mixing ratio, referto the informa‐
tion on the antif reeze conta iner.
Mix thewa sher fluid with the windscreen washer
fl uid all year round. Ve
hicle data Ve
hicle dimensions The heights speci
fied may vary as a result of the:
R tyres
R load
R condition of the suspension
R optional equipment 504
Tech nical da ta

Ad
aptive brake lights .......................... .201
BA S (Brake Assi stSystem) ...................1 91
EBD (Electronic Brake forc e Distribu‐
tion) ..................................................... 19 5
ESP ®
Crosswind Assi st........................ 194
ESP ®
trailer stabilisation ...................... 194
Overview ............................................. 19 0
Ra dar sensors ...................................... 19 0
Re sponsibility ...................................... 189
ST EER CONTROL ................................. 19 5
Driving sy stem
Suspension with adaptive damping
adjustment .......................................... 219
Driving sy stem
see 360° Camera
see Active Blind Spot Assi st
see Active Dis tance Assi stDISTRONIC
see Active Emergency Stop Assist
see Active Lane Change Assi st
see Active Lane Keeping Assist
see Active Parking Assist
see Active Speed Limit Assi st
see Active Steering Assist
see ATTENTION ASSIST
see Blind Spot Assist see Cruise control
see Driving saf ety sy stem
see HOLD function
see Limiter
see Parking Assist PARKTRONIC
see Reversing camera
see Speed Limit Assist
see Traf fic Sign Assi st
Driving tips Driving abroad (symmetrical dipped
beam) .................................................. 127
Gene ral driving tips ............................ .160
Ru nning-in no tes ..................................1 59
Dr ows iness de tection
see ATTENTION ASSIST
Dynamic handling control sy stem
see ESP ®
(Elect ronic Stability Prog ram)
DY NA MIC SELECT .................................... 16 4
Con figuring drive program I ................. 16 6
Displ aying engine data ........................ .167
Displ aying vehicle data ........................ 16 6
Drive prog ram display ......................... .165
Drive programs ................................... .164
Fu nction .............................................. 16 4Operating (DYNAMIC SELECT switch)
.............................................................1 65
Selecting the drive prog ram ............... .165
DY NA MIC SELECT switch
Damping adju stment ........................... 219 E
E10 ............................................................ 497
Easy entry feature
Fu nction/no tes ................................... 106
Setting ................................................. 107
Easy exitfeature
Fu nction/no tes ................................... 106
Setting ................................................. 107
EBD (Electronic Brake forc e Distribu‐
tion)
Function/no tes ................................... 19 5
ECO display Function .............................................. 16 4
Re setting ............................................. 262
ECO start/s top function ......................... 16 2
Au tomatic engine start ........................ 16 2
Au tomatic engine stop .........................1 62588
Index