2021 MERCEDES-BENZ A-CLASS SALOON light

The front-passenger outside mir
ror will swivel
down wards in the direction of there ar wheel on
th e front passenger's side when:
R the parking position is stored (/ page 146).
R the front-passenger mir ror is selected.
R reve rsege ar is engaged.
The front-passenger outside mir ror will mo veback
to its original position when:
R you shiT the transmission toano ther transmis-
sion position.
R you are tr avelling at a speed greater than
15 km/h.
R you press the button forth e outside mir ror on
th e driver's side. S
S
t
tor
or ing t
ing t he par
he par king position of t
king position of t he fr
he front-
ont-
passeng
passeng er outside mirr
er outside mirr or usingrev
or using rever
erse g
se g ear
ear S S
t tor
or ing
ing #
Press button 1toselect the front-passenger
outside mir ror. #
Engage reve rsege ar. #
Movethe front-passenger outside mir ror into
th e desired parking position using button 2.Calling up
Calling up #
Press button 1toselect the front-passenger
outside mir ror. #
Engage reve rsege ar.
The front-passenger outside mir ror will mo ve
into the stored parking position. A
A
ctiv
ctiv ating/deactiv
ating/deactiv ating t
ating the aut
he automatic mirr
omatic mirr or f
or f old-
old-
ing function
ing function Multimedia system:
4 © 5
Settings 5
Vehicle #
Switch Automatic fold-in on or o..146
146
Light and sight

active
for ano ther /ve minutes if the departure
is dela yed. #
T
To deactiv
o deactiv at
ate:
e: push the& button up or
down.
The following functions will remain active once the
ve hicle has been star ted:
R Seat heating
R Seat ventilation A
A
ctiv
ctiv ating/deactiv
ating/deactiv ating immediat
ating immediat e pr
e pre-entr
e-entr y cli-
y cli-
mat
mat e contr
e contr ol
ol &
W
WARNI NG
ARNI NGRisk of fatal injury due toexpo-
sure toextreme heat or cold in theve hicle
If persons, particular lych ildren, are subjected
to prolonged exposure tointense heat or cold,
th ere is a risk of se vere injury or even death. #
Never lea vepersons, particular lych il-
dren, unattended in theve hicle. Air-conditioning of
theve hicle interior can con-
tinue for up to50 minutes, e.g. if the journey is
inter rupted. The colours of
the indicator lamp ha vethefo llo w-
ing meanings:
R Blue: Blue: cooling is activated.
R R
Red:
ed: heating is activated.
R Y
Yello w:
ello w:the departure time has been preselec-
te d. #
Set the desired temp erature using the w
button. #
Press button 1.
The red or blue indicator lamp on button 1
will light up or go out. S
S
t
tationar
ationar y heat
y heater/v
er/ventilation
entilation S
S
t
tationar
ationar y heat
y heater/v
er/ventilation function
entilation function
% The following function is equipment-depend-
ent.
R The air inside theve hicle is heated or ventila-
te dto the set temp erature.
R The air inside theve hicle cann otbe cooled
down to temperatures below the outside tem-
perature.
R Ifth e outside temp erature changes, ventilation
mode automatically switches toheating mode
or heating mode automatically switches to
ve ntilation mode.
The stationary hea ter and theex haust gas outl et
are situated in front of theright-hand front wheel. 152
152
Climate control

Switc
Switc
hing t
hing t he st
he stationar
ationar y heat
y heater/v
er/ventilation
entilation on/o.
on/o.
via t
via t he oper
he oper ating unit
ating unit &
D
DAN
AN GER
GER Risk of fatal injury due topoison-
ous exhaust gases
If th eta ilpipe is bloc ked or su1cient ventila-
tion is not possible, poisonous exhaust gases
such as carbon monoxide may enter theve hi-
cle. This is the case in enclosed spaces or if
th eve hicle gets stuck in sno w,forex ample. #
Always switch the stationary heater o. in
enclosed spaces without an air extrac-
tion system, e.g. in garage s. #
Keep theta ilpipe and the area around
th eve hicle free from snow when the
ve hicle or the stationary heater is run-
ning. #
Open a wind owonthe side of theve hicle
fa cing away from the wind toensure an
adequate supply of fresh air. &
W
WARNING
ARNING Risk of /re due tohot station-
ary heater components and exhaust gases
Flammable materials such as lea ves, grass or
twigs may ignite. #
When the stationary heater is switched
on, make sure that:
R hot vehicle parts do not come into
contact with 0ammable materials.
R theex haust gas can 0ow out of the
stationa ryheater exhaust pipe unhin-
dered.
R theex haust gas does not come into
contact with 0ammable materials. *
N
NOOTE
TE Bat tery dischar gecaused bysta-
tionar y heater or stationaryventilation
ope ration Operating
the stationary heater or stationary
ve ntilation drains the batter y. #
ATer heating or ventilating theve hicle
twice, drive for a longer period of time. R
R
eq
eq uir
uir ements:
ements:
R The fuel tank is at least Õfull. #
Set the desired temp erature using thew
button. #
Press button 1.
The red or blue indicator lamp on button 1
will light up or go out. Climate control
153
153

In
theeve nt of an accident or impact tothe
ve hicle underbod y,components of the high-
vo ltage electrical system may be damaged
although the damage is not visible. #
Never make any modi/cations tothe
high- voltage on-board electrical system. #
Do not switch on or use theve hicle if its
high- voltage on-board electrical system
components ha vebeen modi/ed or dam-
aged. #
Neverto uch damaged components of
th e high-voltage on-board electrical sys-
te m. #
ATer an accident, do not touch any com-
ponents of the high-voltage on-board
electrical system. #
ATer an accident, ha vetheve hicle trans-
por tedawa y. #
Have the components of the high-voltage
on-board electrical system checked at a
qu ali/ed specialist workshop and
re placed if necessar y. R
R
eq
eq uir
uir ements:
ements:
Only disconnect the high-voltage on-board electri-
cal system manually in thefo llowing situations:
R The 6 restraint system warning lamp lights
up in the Instrument Displa y,e.g. aTer an
accident.
R The vehicle is badly damaged, e.g. aTer an
accident, and there straint system co mpo-
nents ha venot been triggered. T
T
o oper
o oper at
ate t
e t he high-v
he high-v olt
oltag
age disconnect de
e disconnect de vice
vice #
Switch o. theve hicle. #
ShiT the transmission toposition j. #
Apply the electric parking brake. #
Secure theve hicle against rolling away (see
th eve hicle Owner's Manual). #
Open the bonnet. 158
158
Driving and parking

Ensure
thefo llowing before starting the engine:
R The legal stipulations in the area where your
ve hicle is par ked allow engine starting via
smartphone.
R It is safe tostart and runth e engine where
yo ur vehicle is par ked.
R The fuel tank is su1cient lyfull.
S
S t
tar
ar ting t
ting t he v
he vehicle (R
ehicle (R emot
emot e Online)
e Online) &
W
WARNING
ARNING Risk of crushing or entrapment
due tounintentional starting of the engine
Limbs could be crushed or trapped if the
engine is star ted unintentionally during service
or maintenance work. #
Always secure the engine against unin-
te ntional starting before ca rrying out
main tenance or repair work. R
R
eq
eq uir
uir ements:
ements:
R Park position jis selected.
R The anti-theT alarm system is not activated.
R The hazard warning light system is switched
o.. R
The bonnet is closed.
R The doors are closed and loc ked.
R The windo wsand sliding sunroof are closed. #
Start theve hicle using the smartphone.
ATer every engine start, the engine runs for
te n minutes.
Yo u can car ryout a maximum of two consecutive
starting attem pts. You must start the engine with
th eke y before trying tostart theve hicle again
with the smartphone.
Yo u can switch o. theve hicle at any time as fol-
lo ws:
R Viath e Smartphone App
R By pressing theÜ orß button on the
key
% Further information can be found in the
smartphone app.
Secur
Secur ing t
ing the v
he vehicle ag
ehicle ag ains
ainst st
t star
arting bef
ting bef or
ore car ry-
e car ry-
ing out maint
ing out maint enance or r
enance or repair w
epair w or
ork:
k: #
Switch on the hazard warning light system.
or #
Unlock the doors.
or #
Open a side window or the sliding sunroof. R
R
unning-in not
unning-in not es
es To
preser vethe engine during the /rst 1,500 km:
R Drive at varying road speeds and engine
speeds.
R Do not drive at speeds greater than
140 km/h.
R Drive theve hicle in drive prog ram A
or ;.
R ShiT tothe next highest gear at theve ry latest
when the needle reaches the last third before
th ere d area in there v counter.
R Do not shiT down manual lyin order tobrake.
R Avoid overstraining theve hicle, e.g. driving at
full thro ttle.
R V
V ehicles wit
ehicles wit h aut
h automatic tr
omatic tr ansmission:
ansmission: do not
depress the accelerator pedal be yond the
pressure point (kickdown). 162
162
Driving and parking

*
N
N O
OTE
TE Damage tothe driv etra in and
engine when pulling away #
Do not warm upthe engine while the
ve hicle is stationar y.Pull away immedi-
atel y. #
Avoid high engine speeds and driving at
full thro ttle until the engine has reached
its operating temp erature. *
N
NO OTE
TE Damage tothe catalytic con verter
due tonon-combusted fuel The engine is not
running smoo thly and is mis-
/ring.
Non-combus ted fuel may getinto the catalytic
con verter. #
Only depress the accelerator pedal
slightl y. #
Have the cause recti/ed immediately at
a qu ali/ed specialist workshop. *
N NOOTE
TE Reduced battery life due tofrequent
short-distance trips The 12 V battery may not be su1cien
tly
ch arge d when theve hicle is used only for
short-dis tance trips. This reduces the life of
th e batter y. #
Drive longer distances regula rly to
ch arge the batter y. *
N
NO
OTE
TE Damage totheve hicle due tonot
observing the maximum permitted head-
ro om clearance If
th eve hicle height is greater than the maxi-
mum permitted headroom clearance, thero of
and other parts of theve hicle may be dam-
aged. #
Obser vethe signposted headroom clear-
ance. #
Ifth eve hicle height is greater than the
permitted headroom clearance, do not
enter. #
Obser vethech anged vehicle height with
add-on roof equipment. N No
ot
tes on dr
es on dr iving wit
iving with a r
h a roof load, tr
oof load, tr ailer or fully
ailer or fully
laden v
laden v ehicle
ehicle
When driving with a loaded roof luggage rack or
trailer as well as with a fully laden or fully occu-
pied vehicle, theve hicle's driving and steering
ch aracteristics change.
Yo u should bear thefo llowing in mind:
R Do not exceed the permissible roof load and
to wing capacity. Also obser vethete ch nical
data in the printed Owner's Manual.
R Evenly distribute thero of load, and place
heavy objects at the bottom. Also comply with
th e no tes on loading theve hicle
(/ page 118).
R Drive attentivel y,and avoid suddenly pulling
awa y,braking and steering as well as rapid
cornering.
Not
Not es on dr
es on dr iving on salt-tr
iving on salt-tr eat
eated r
ed r oads
oads
The braking e.ect is limited on salt-treated roads. Driving and parking
165
165

EC
EC
O displa
O displa y function
y function The ECO display summarises
your driving charac-
te ristics from the start of the journey toits com-
pletion and assists you in achieving the most eco-
nomical driving style.
Yo u can in0uence consum ption bydoing thefo l-
lowing:
R driving with particular care.
R V Vehicles wit
ehicles wit h aut
h automatic tr
omatic tr ansmission:
ansmission: driving
in drive prog ram ;.
R V
V ehicles wit
ehicles wit h manual tr
h manual tr ansmission:
ansmission: driving in
drive prog ram A.
R following thege arshiT recommendations. The lettering in
the segment will light up brightl y,
th e outer edge will light up and the segment will
/ll up when thefo llowing driving style is adop ted:
R 1 Steady speed
R 2 Gentle deceleration and rolling
R 3 Moderate acceleration
The lettering in the segment will be grey ,th e outer
edge will be dark and the segment will em pty
when thefo llowing driving style is adop ted:
R 1 Fluctuations in speed
R 2 Heavy braking
R 3 Sporty acceleration
The ECO display will show you when you ha ve
driven economicall y:
R The thre e segments will /ll up comple tely at
th e same time
R The edges around all thre e segments will light
up
The additional range achie ved as a result of your
driving style in comparison with a driver with a
ve ry sporty driving st yle will be shown in thecent
reof display 4. Therange displa yed does
not indicate a /xed reduction in consum ption. R R
eg
eg ener
ener ativ
ative br
e br ak
ake syst
e syst em (plug-in h
em (plug-in h ybr
ybrid)
id) F F
unction of t unction of t he r
he recuper
ecuper ativ
ative br
e br ak
ake syst
e syst em
em
Depending on the selected recuperation le vel,the
electric mo tor is operated as an alternator when
in ove rrun mode and during braking in order to
ch arge the high-voltage battery while driving. As
soon as youre lease the accelerator pedal when
th eve hicle is in motion, recuperation in overrun
mode is initiated.
The higher there cuperation, the more sharply the
ve hicle is braked when coasting and the more
electrical energy is fed into the high-voltage bat-
te ry.
The rege nerative brake system has thefo llowing
ch aracteristics:
R supports braking with elect ronically cont rolled
brake force boosting
R con verts th e kinetic energy of theve hicle into
elect ric energy 168 168
Driving and parking

The Instrument Display sh
ows cur rently set recu-
peration le vel1, forex ample, hÃ. Eco Assis
Eco Assis
t function (plug-in h
t function (plug-in h ybr
ybr id)
id) %
The following function is countr y-dependent
and available only in conjunction with an inte-
gr ated hard drive navigation system.
ECO Assist is active only in drive prog rams A,
Î, Ïand;, and only in transmission
positions horhÃ. Perm anent manual gear-
shiTing pmust be switched o. (/ page 179).
ECO Assist anal yses data forth eve hicle's expec-
te dro ute. This allo ws the system tooptimally
adjust the driving style forth ero ute ahead, sa ve
fuel and recuperate.
ECO Assist is displa yed on theAssistance
menu(/ page 273). 1
Event ahead, e.g. roundabout
2 Distance display forth eev ent ahead
3 "Foot o. the accelerator" prom pt Displa
yable pr evious events 1 The
following events 1can be de tected and dis-
pla yedfo rth ero ute section ahead:
R Vehicle in front
R Speed limit
R Downhill and uphill gradients
R Junctions and roundabouts
R Bends
The segments of dis tance display 2show the
distance totheeve nt ahead as follo ws:
R Afew segments light up: theeve nt ahead is
near.
R Many segments light up: theev ent ahead is
fur ther awa y.
If ECO Assist is acti ve,th e "Foot o. the accelera-
to r" symbol 3will appear on the inst rument dis-
play and on the head-up display beside the trans-
mission position displa y.
When theve hicle nears an event, ECO Assist will
calculate the optimal speed for minimal energy
consum ption based on the distance, speed and
gr adient. The "Foot o. the accelerator" symbol 3
will appear on the inst rument displa y. 170
170
Driving and parking