2021 MERCEDES-BENZ A-CLASS HATCHBACK steering wheel

Therefore, obser
vethefo llowing no tes:
R due tosalt build-up on the brake disks and
brakepads, the braking distance can increase
considerably or result in braking only on one
side
R maintain a much greater safe dis tance tothe
ve hicle in front
To remo vesalt build-up:
R brake occasionally while paying attention to
th e tra1c conditions
R carefully depress the brake pedal at the end of
th e journey and when starting the next jour-
ney
N No ot tes on aq
es on aq uaplaning
uaplaning
Aq uaplaning can take place once a cer tain
amount of water has accumulate d onthero ad
sur face.
Obser vethefo llowing no tes during heavy precipi-
ta tion or in conditions in whi chaquaplaning may
occur:
R reduce speed
R avoid tyre ruts R
avoid sudden steering mo vements
R brake careful ly
% Also obser vethe no tes on regula rly ch ecking
wheels and tyres (/ page 368).
N
No ot
tes on dr
es on dr iving t
iving thr
hrough w
ough w at
ater on t
er on t he r
he road sur-
oad sur-
f
f ace
ace
Wa ter which has entered into theve hicle can
damage the engine, electrics and transmission.
Wa ter can also enter the air intake of the engine
and cause engine damage.
Obser vethefo llowing if you must drive thro ugh
wa ter:
R The water,when calm, may only reach the
lo we r edge of theve hicle body.
R Drive at a maximum speed of 10 km/h; water
can otherwise enter theve hicle interior or
engine compartment.
R Vehicles tr avelling in front, or oncoming vehi-
cles, can create waves which may exceed the
maximum permissible dep thofthewa ter.
The braking e.ect of the brakes is reduced aTer
fo rd ing. Brake carefully while paying attention toth
e tra1c conditions until braking po wer has been
fully restored. EC EC
O st
O st ar
art/st
t/st op function
op function EC
EC
O st
O st ar
art/st
t/st op function
op function
% The ECO start/stop function is not available
in all drive prog rams, depending on the
engine. Obser vethe status display in the
inst rument display forth is.
If all vehicle- related conditions for an automatic
engine stop are met, the engine is switched o.
automaticall y:
R V
V ehicles wit
ehicles wit h manual tr
h manual tr ansmission:
ansmission: You brake
th eve hicle, shiT into neutral iwhen tr avel-
ling at a low speed and then release the clutch
pedal.
R V
Vehicles wit
ehicles wit h aut
h automatic tr
omatic tr ansmission:
ansmission: Yo u
brake theve hicle toa standstill in transmis-
sion position hori.
R You activate the HOLD function or engage
transmission position j.172
172
Driving and parking

When
the automatic transmission is shiTed to
position h,you can manually shiT it with the
stee ring wheel gearshiT paddle. If permitted, the
automatic transmission shiTs toa higher or lo wer
ge ar depending on the steering wheel gearshiT
paddle being pulled.
Yo u ha vetwo options tomanually shiT the auto-
matic transmission:
R Temp orary setting
R Perm anent setting
The gears shiT automatically when manual shiTing
is deactivated.
T
T em em por
por ar
ary se
y se tting:
tting: #
T
To activ
o activ at
ate:
e: Pull steering wheel gearshiT pad-
dle 1 or2.
Manual shiTing is activated for a short time.
The transmission position display sho wsp
and the cur rent gear.
% How long the manual shiTing st ays activated
is dependant on various factors. Manual shiTing can be automatical
lydeactiva-
te d in thefo llowing cases:
R Changing the drive prog ram
R Restarting theve hicle
R When the transmission position his
engaged again
R Driving style #
T
T o
o shiT
shiT up:
up:Pull steering wheel gearshiT pad-
dle 2. #
T
T o
o shiT
shiT do
down:
wn: Pull steering wheel gearshiT
paddle 1.
If yo u pull and hold the steering wheel gear-
shiT paddle 1,the transmission shiTs tothe
lo we st possible gear. #
T
T o deactiv
o deactiv at
ate:
e: Pull steering wheel gearshiT
paddle 2and hold it in place.
The transmission position displ aysho wsh.
P
P er
er manent se
manent se tting:
tting: #
Change todrive prog ram =(/ page 179). #
Select drive setting p(/ page 180). Gear
Gear
shiT
shiT r
recommendation
ecommendation The
gearshiT recommendation assists you in
adopting an economical driving style. #
Ifth ege arshiT recommendation 1appears
next tothe transmission position displa y,shiT
to there commended gear. Using kic
Using kic
kdo
kdown
wn #
Maximum acceler Maximum acceler ation:
ation:depress the accelera-
to r pedal be yond the pressure point. 186 186
Driving and parking

R
EBD (E Electronic B Brakeforce D Distribution)
( / page 224)
R STEER CONTROL (/ page 224)
R HOLD function (/ page 225)
R Hill Start Assist (/ page 226)
R Adaptive Brake Lights (/ page 226)
R Start-o. assist (/ page 227)
R ATTENTION ASSIST (/ page 227)
R Cruise cont rol (/ page 229)
R Limiter (/ page 229)
R Tra1c Sign Assist (/ page 247)
R Speed Limit Assist (countr y-dependent)
(/ page 246)
R Suspension with adaptive damping adjustment
(/ page 254)
Dr
Dr iving Assist
iving Assist ance pack
ance package
age
The following functions are part of the Driving
Assistance Package. Cer tain functions are only
av ailable in some countries. Some functions are
also available without the Driving Assistance
Pa ckage, albeit with restric ted functionality. R
Active Distance Assist DISTRONIC
(/ page 232)
R Active Speed Limit Assist (countr y-dependent)
(/ page 236)
R Route-based speed adap tation (countr y-
dependent) (/ page 237)
R Active Brake Assist (/ page 241)
R Active Steering Assist (countr y-dependent)
(/ page 238)
R Active Emer gency Stop Assist (countr y-
dependent) (/ page 240)
R Blind Spot Assist and Active Blind Spot Assist
with exitwa rning (/ page 249)
R Active Lane Keeping Assist (/ page 252)
P
P ar
ar king P
king P ack
ackage
age
R Reversing camera (/ page 255)
R 360° Camera (/ page 257)
R Parking Assist PARKTRONIC (/ page 261)
R Active Parking Assist (/ page 265) F
F
unctions of ABS
unctions of ABS The Anti-lock Brake System (ABS)
regulates the
brake pressure in critical driving situations:
R During braking, for instance, at maximum full-
stop braking or if there is insu1cient tyre trac-
tion, the wheels are pr evented from locking.
R Vehicle steerability while braking is ensu red.
If ABS inter venes when braking, you will feel a
pulsing in the brake pedal. The pulsating brake
pedal can be an indication of hazardous road con-
ditions and can ser veas a reminder totake extra
care while driving.
Syst
Syst em limits
em limits
R ABS is acti vefrom speeds of approx. 5 km/h.
R ABS may be impaired or may not function if a
malfunction has occu rred and theye llow !
ABS warning lamp lights up continuously aTer
th eve hicle is star ted. Driving and parking
221
221

R
Intheev ent of se vere swerving, the engine
output is also reduced and all wheels are
braked.
ESP ®
trailer stabilisation may be impaired or may
not function if:
R The trailer is not connected cor rectly or is not
de tected proper lyby theve hicle. A
A
ctiv
ctiv ating/deactiv
ating/deactiv ating ESP
ating ESP®
®
(Electr
(Electr onicSt
onic Stability
ability
Pr
Pr ogr
ogr am)
am) Multimedia system:
4 © 5
Settings 5
Quick access
% ESP®
can only be activated/deactivated using
qu ick access when at least one other function
is available in quick access. ESP ®
can other-
wise be found in theAssistance menu.
* N
NO OTE
TE Mercedes-AMG vehicles #
Obser vethe no tes in the Supplement.
Yo u could otherwise failto recognise
dangers. #
Select ESP. #
Select Onorå Off.
% If ESP ®
is deactivated and drive prog ram
Î was pr eviously selected, drive prog ram
A is automatically activated the next time
th e engine is star ted.
ESP ®
is deactivated if theå ESP®
OFF warn-
ing lamp lights up continuously in the inst rument
cluster.
Obser vethe information on warning lamps and
display message s which may be shown in the
inst rument cluster. F F
unction of EBD
unction of EBD Electronic Breakforce Distribution (EBD) is
char-
acterised bythefo llowing:
R Monitoring and regulating the brake pressure
on there ar wheels.
R Impr oved driving stability when braking, espe-
cially on bends. F
F
unction of S
unction of S TEER C
TEER CONTR
ONTROL
OL ST
EER CONTROL assists youby transmitting a
noticeable steering forc eto the steering wheel in
th e direction requ ired forve hicle stabilisation.
This steering recommendation is given in thefo l-
lowing situations:
R both right wheels or bo thleT wheels are on a
we t or slippery road sur face when you brake
R theve hicle starts toskid
Syst
Syst em limits
em limits
ST EER CONTROL may be impaired or may not
function in thefo llowing situations:
R ESP ®
is deactivated.
R ESP ®
is malfunctioning.
R The steering is malfunctioning.
If ESP ®
is malfunctioning, you will be assisted fur-
th er by the electric po wer steering. 224
224
Driving and parking

switch o.
the hazard warning lights using the haz-
ard warning button. S
S
t
tar
ar t-o.
t-o. assist
assist F
F
unction of t
unction of t he
hest
star
ar t-o.
t-o. assist
assist
The start-o. assist enables optimal vehicle accel-
eration from a standstill. Forth is, a suitably high-
gr ip road sur face is requ ired, the tyres and vehicle
must also be in good condition.
Do not activate the start-o. assist on public
ro ads.
Be sure toobser vethe saf ety no tes and informa-
tion on ESP ®
(/ page 222).
A
A ctiv ctiv ating t
ating t he
hest
starar t-o.
t-o. assist
assist &
W WARNING ARNING Risk of skidding and having an
accident from wheels spinning
When you use start-o. assist, individual
wheels could spin and you could lose control
of theve hicle.
If ESP ®
is deactivated, there is a risk of skid-
ding and accident! #
Make sure that no persons or obs tacles
are in the close vicinity of your vehicle. #
Deactivating ESP ®
(/ page 224). #
Movethe steering wheel tothe straight-ahead
position. #
Depress the brake pedal /rmly with your leT
fo ot and keep it depressed. #
Engage theh drive position (/ page 185). #
Select the sportiest available drive prog ram
B orC(/ page 179). #
Rapidly depress the accelerator pedal full y. #
Take your foot o. the brake, but keep the
accelerator pedal depressed.
The vehicle pulls away at maximum accelera-
tion. #
Switch on ESP ®
once the acceleration proce-
dure is comple te. ESP ®
will otherwise not be
able tostabilise theve hicle if theve hicle
starts toskid or a wheel starts tospin.
Cancelling t Cancelling t he
hest
star
ar t-o.
t-o. assist
assist #
Remo veyour foot from the accelerator pedal. #
Reactivate the ESP ®
. A
A
TTENTION ASSIST
TTENTION ASSIST F
F
unction of A
unction of A TTENTION ASSIST
TTENTION ASSIST
AT TENTION ASSIST assists you on long, mono to-
nous journe ys, e.g. on mo torw ays and trunk
ro ads. If ATTENTION ASSIST de tects indicators of
fa tigue or increasing lapses in concentration on
th e part of the driver, it suggests taking a break.
AT TENTION ASSIST is only an aid. It cannot
alw ays de tect fatigue or lapses in concentration in
time. The system is not a substitute for a well-res-
te d and attentive driver. On long journe ys,ta ke
re gular breaks in good time that allow for ade-
qu ate recuperation.
Yo u can choose between two settings:
R St
Standar
andar d:
d:normal system sensitivity.
R Sensitiv
Sensitiv e:
e:higher system sensitivity. The driver
is wa rned earlier and the attention le vel de tec-
te dby ATTENTION ASSIST is ada pted accord-
ingl y.
If dr owsiness or increasing lapses in concent ra-
tion are de tected, theATTENTION ASSIST: Take Driving and parking
227
227

#
T To oper o oper at
ate cr
e cr uise contr
uise contr ol or t
ol or the v
he var
ariable lim-
iable lim-
it
it er
er :
:press thero ck er switch on the steering
wheel control unit up or down tothe desired
position.
Switc
Switc hing be
hing be tw
tween cr
een cr uise contr
uise contr ol and t
ol and the v
he var
aria-
ia-
ble limit
ble limit er
er #
T
To select cr
o select cr uise contr
uise control:
ol:select hwiththe
ri ght rock er switch. #
T
To select t
o select t he v
he var
ariable limit
iable limit er
er:
:select Èwith
th eright rock er switch.
% Vehicles with Active Distance Assist
DISTRONIC: theva riable limi ter is selected by
a di.erent but ton (/ page 234).
A
A ctiv
ctiv ating cr
ating cr uise contr
uise control or t ol or the v
he var
ar iable limit
iable limit er
er #
Press rock er switch 1upM or down
N.
The cur rent vehicle speed is stored and the
ve hicle main tains this speed (cruise control) or
does not exceed it (variable limiter).
or #
Select Jwiththe leT rock er switch.
The last stored speed is called up and the
ve hicle main tains this speed (cruise control) or
does not exceed it (variable limiter).
If th e last stored speed has pr eviously been
dele ted, the cur rent vehicle speed is stored.
% When you switch o. theve hicle, the last
speed stored is dele ted.
When you activate cruise control or Active
Distance Assist DISTRONIC, the last speed
stored forth eva riable limi ter is dele ted. Incr
Incr easing/decr
easing/decr easing t easing the st
he stor
ored speed
ed speed #
1 km/h: press roc ker switch 1upM or
down Ntothe pressure point, or press and
hold (increments of 1 km/h).
or #
10 km/h: press rock er switch 1upM or
down Nbeyond the pressure point, or
press and hold (increments of 10 km/h).
or #
Accelerate theve hicle tothe desired speed
and press rock er switch 1upM.
A
A dop
dop ting a det
ting a det ect
ected speed
ed speed #
Activate cruise control or theva riable limi ter. #
If a tra1c sign has been de tected and is dis-
pla yed in the inst rument cluster: select J
with the leT rock er switch.
The maximum permissible speed shown bythe
tra1c sign is stored andtheve hicle main tains
or does not exceed this speed.
Deactiv
Deactiv ating cr
ating cr uise contr
uise contr ol or t
ol or the v
he var
ariable limit
iable limit er
er #
Select Owiththe leT rock er switch. Driving and parking
231
231

%
Ifyo u brake, deactivate ESP ®
or if ESP ®
inter-
ve nes, cruise cont rol is deactivated. The varia-
ble limi ter is not deactivated.
Inf
Inf or
ormation on t
mation on t he per
he permanent limit
manent limit er
er
If th eve hicle should ne verex ceed a speci/c
speed (e.g. for driving in winter tyre mode), you
can set this speed with the permanent limiter.
Yo u do this by limiting the speed between
160 km/h and 240 km/h in the multimedia sys-
te m (/ page 232).
Shortly before the set speed is reached, it
appears in the Instrument Displa y.When you con-
/rm the message, display messages no longer
appear until you switch o. theve hicle. The speed
will only be displ ayed again once theve hicle has
been restar ted or if the set speed is changed.
The permanent limi ter does not switch topassive
mode even during kickdown and the driven speed
re mains below the set speed. Se
Se tting t
tting t he limit speed f
he limit speed f or wint
or winter tyr
er tyres
es
Multimedia system:
4 © 5
Settings 5
Vehicle
5 Winter tyres limit #
Select a speed or deactivate the function. A
A
ctiv
ctiv e Dist
e Dist ance Assis
ance Assist DIS t DISTR
TRONIC
ONIC F F
unction of A unction of A ctiv
ctive Dist
e Dist ance Assis
ance Assist DIS t DISTR
TR ONIC
ONIC
Ac tive Distance Assist DISTRONIC maintains the
set speed on free-0owing roads. If vehicles in
front are de tected, the set distance is maintained,
if necessar y,until theve hicle comes toa halt. The
ve hicle accelerates or brakes depending on the
distance totheve hicle in front and the set speed.
The speed and distance totheve hicle in front are
set and sa ved using the steering wheel.
Av ailable speed range:
R V
Vehicles wit
ehicles wit hout Dr
hout Driving Assist
iving Assist ance P
ance Pack
ackag
age:
e:
20 km/h - 200 km/h
R V
Vehicles wit
ehicles wit h Dr
h Driving Assist
iving Assist ance P
ance Pack
ackag
age:
e:
20 km/h - 210 km/h Other
features of Active Distance Assist
DISTRONIC:
R Adjusts the driving style depending on the
selected drive prog ram (fuel-saving, comfor ta-
ble or dynamic)
R Initiates acceleration tothe stored speed if the
turn signal indica tor is switched on tochange
to theove rtaking lane
R V
Vehicles wit
ehicles wit h Dr
h Driving Assist
iving Assist ance P
ance Pack
ackag
age:
e:
- Reacts tostationa ryvehicles de tected in
urban speed ranges (e xcept bicycles and
mo torc yc les)
- Take s one-sided overtaking restrictions
into account on mo torw ays or on multi-
lane roads with separate car riag ewa ys
(countr y-dependent)
V
V ehicles wit
ehicles wit h Dr
h Driving Assist
iving Assist ance P
ance Pack
ackag
age and
e and
P
P ar
ar king P
king P ack
ackag
age:
e: ifth eve hicle has been braked to
a standstill on multi-lane, separate car riag ew ays
by Active Distance Assist DISTRONIC, it can auto-
matical lyfollow theve hicle in front when driving
o. again within 30 seconds. If a critical situation
is de tected when driving o., a visual and acoustic
wa rning is given indicating that the driver must 232 232
Driving and parking

S
S
t
tatus displa
atus displa y of A
y of Activ
ctiveSt
e St eer
eer ing Assis
ing Assist in t t in the
he
Ins
Instr trument Display
ument Display
R Ø (gre y): acti vated and passive
R Ø (gre en): activated and active
R Ø (red): system limits de tected
R Ø (white, red hands): "hands on the steer-
ing wheel" prom pt
% During the transition from active topassive
status, theØ symbol is shown as enlar ged
and 0ashing. Once the system is passive, the
Ø symbol is shown as grey inthe Instru-
ment Displa y.
% Depending on the selected vehicle settings,
Ac tive Steering Assist may be una vailable.
St
St eer
eer ing and t
ing and t ouc
ouch det
h det ection
ection
The driver is requ ired tokeep their hands on the
stee ring wheel at all times and be able tointer-
ve ne at any time tocor rect the course of theve hi-
cle and keep it in lane. The driver must expect a
ch ange from active topassive mode or vice versa
at any time. If
th e system de tects that the driver has not
steered theve hicle for a considerable period of
time or has remo vedth eir hands from the steering
wheel, display 1appears. If the driver still does
not steer theve hicle, a warning tone sounds in
addition tothe visual warning message.
If th e driver does not react tothewa rning for a
considerable period, the system can initiate an
emer gency stop (/ page 240).
The warning is not issued or is stopped when the
driver gives con/ rmation tothe system:
R The driver steers theve hicle. R
Depending on t
Depending on t he country
he country:
:th e driver presses
a steering wheel button or operates Touch
Control
If Ac tive Steering Assist de tects that a system
limit has been reached, a visual warning is issued
and a warning tone sounds.
Obser vethe no tes on driving systems and your
re sponsibility; you may otherwise failto recognise
dangers (/ page 219).
Syst
Syst em limits
em limits
Ac tive Steering Assist has a limited steering tor-
qu efo r lateral guidance. In some cases, the steer-
ing inter vention is not su1cient tokeep theve hi-
cle in the lane or todrive thro ugh exits.
The system may be impaired or may not function
in thefo llowing instances:
R There is poor visibility, e.g. due tosno w,rain,
fo g, heavy spr ay,gr eatly varying light condi-
tions or strong shadow s onthe car riag ewa y.
R There is glare, e.g. from oncoming tra1c,
di re ct sunlight or re0ections.
R Insu1cient road illumination. Driving and parking
239 239