2018 MERCEDES-BENZ A-CLASS SALOON wheel

Cornering light function
The cornering light impr
ovesth e illumination of
th e car riag ewa yove r a wide angle in the turning
direction, enabling better visibility on tight
bends, forex ample. It can be activated on ly
when the low beam is switched on.
The function is active:
R at speeds below 40 km/h when the turn sig‐
nal light is switched on or thesteering wheel
is turned
R at speeds between 40 km/h and 70 km/h
when thesteering wheel is turned Ro
undabout and intersection function: the
cornering light is acti vated on bo thsides thro ugh
an evaluation of the cur rent GPS position of the
ve hicle. It remains active until af terth eve hicle
has left thero undabout or the intersection.
Mo torw ay mode function
Mo torw ay mode increases thera nge and bright‐
ness of the cone of light, enabling better visibil‐
ity. The function is active if a mo
torw ay jou rney is
de tected by:
R theve hicle's speed
R the multifunction camera R
the GPS
The function is not active: R at speeds below 80 km/h.
Fu nction of city lighting
City lighting impr ovesth e illumination of road‐
sides within built-up areas using a broader distri‐
bution of light.
The function is active:
R at low speeds
R in illuminated parts of built-up areas
Swit ching the Intelligent Light Sy stem on or
off
Requ irement:
R The ignition is switched on.
Multimedia sy stem:
4 © 5
Settings 5
Lights
5 Intell. Light System #
Activate or deacti vate the function. Light and sight
131

Changing
the front bulbs (vehicles with halo‐
ge n headla mps) Fi
tting/ removing the co ver on the front
wheel ar ch
Re quirements:
R The lighting sy stem is switched off.
R The appropriate front wheel is turned
in wa rds. #
Toremo ve:turn co ver1 tothe left and
re mo veit from the wheel ar chliner. #
Toinstall: insert co ver1 into the wheel
ar ch liner and turn it totheright until it
engages.
Re placing bulbs in the halo gen headla mp
Re quirements:
R Dipped beam: a H7 55 W light bulb is availa‐
ble.
R Highbeam: a H7 55 W light bulb is available. 1
Dipped beam housing co ver
2 Main beam housing co ver #
Switch the lighting sy stem off. #
Remo vethe co ver in the front wheel ar ch
( / page138). #
Turn there leva nt housing co ver anti-clock‐
wise and remo veit. #
Turn the soc ket anti-clo ckwise and remo veit. #
Pull the bulb out of the soc ket. #
Inse rtthe new bulb into the soc ket su chthat
th e entire base of the bulb is resting on the
bottom of the soc ket. #
Inse rtthe soc ket and turn it clo ckwise. #
Press on the housing co ver and turn it clock‐
wise. #
Replace the co ver in the front wheel ar ch
( / page138). Changing
there ar bulbs (vehicles with halo‐
ge n headla mps) Re
placing the tail lamp bulbs #
Due totheir locations, ha vethe bulbs forthe
turn signal light and reve rsing light changed
at a qualified specialist workshop. 13 8
Light and sight

#
Remo veprotective film 1 from the mainte‐
nance display on the tip of the newly fitted
wiper blades.
If th e colour of the maintenance display changes
from black to yellow, the wiper blades should be
re placed.
% The duration until the colour changes varies
depending on the usage conditions. Mir
rors Operating
the outside mir rors &
WARNING Risk of inju rythro ugh adjust‐
ing vehicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion
R ifyo ufast enyour seat belt while theve hi‐
cle is in motion #
Before starting the engine: adjust the
driver's seat, the head restra ints, the
st eering wheel or the mir ror and fasten
yo ur seat belt. &
WARNING Risk of accident due tomis‐
judgement of dis tances when using the
outside mir ror
The outside mir rors reflect objects on a
smaller scale. The objects in view are in fact
closer than they appear.
As a result, you may misjud gethe dis tance
between you and thero ad user driving
behind you, e.g. when changing lanes. #
Therefore, alw ays look over your shoul‐
der in order toensure that you are
aw are of the actual dis tance between
yo u and thero ad users driving behind
yo u. #
Tofold in or out: brieflypress button 2. #
Toset:press button 1or3 toselect the
outside mir rorto be adjus ted. #
Press button 4toadjust the position of the
mir rorgl ass. Light and sight
141

%
Ifth e battery has been disconnected or com‐
ple tely discharged, you will ha vetoreset the
outside mir rors. Only then will the automatic
mir rorfo lding function workproperly. #
Toadjus t:briefly press button 2.
An outside mir rorth at has been pushed out of
position can be engaged in position again as fol‐
lo ws: #
Vehicles without electrical lyfolding out‐
side mir rors: manually mo vethe outside
mir ror into the cor rect position. #
Vehicles with electrical lyfolding outside
mir rors: press and hold button 2.
Yo u will hear a click and the mir ror will audi‐
bly engage in position. The outside mir ror will
now be set tothe cor rect position. Au
tomatic anti-dazzle mir rors function &
WARNING Risk of bu rns and poisoning
due tothe anti-dazzle mir ror electrolyte
Electrolyte may escape if theglass in an
automatic anti-dazzle mir ror breaks. The electrolyte is harmful and causes ir
rita‐
tion. It mu stnot come into contact wi thyour
skin, eyes,respiratory organs or clo thing or
be swallo wed. #
Ifyo u come into contact with electro‐
ly te , obser vethefo llowing:
R Rinse the electrolyte from your skin
and seek medical attention immedi‐
atel y.
R If electrolyte comes into contact
with your eyes, rinse them thor‐
oughly with clean water and seek
medical attention immediately.
R Ifth e electrolyte is swallo wed,
immediately rinse your mouth out
th oroughly. Do not induce vomiting.
Seek medical attention immediately.
R Immedia tely ch ange out of clo thing
which has come into con tact wi th
electrolyte.
R If an allergic reaction occurs, seek
medical attention immediatel y. The inside
rearview mir ror and the outside mir‐
ro r on the driver's side automatically go into
anti-dazzle mode if light from a headlamp hits
th e sensor on the inside rearview mir ror.
Sy stem limitations
The sy stem does not go into anti-dazzle mode in
th efo llowing situations:
R the engine is switched off
R reve rsege ar is engaged
R the interior lighting is switched on Fu
nction of the front-passenger outside mir‐
ro r parking position The pa
rking position makes parking easier.
The front-passenger outside mir ror tilts down‐
wa rds and sho ws there ar wheel on the front-
passenger side in thefo llowing situations:
R the parking position is stored
(/ page143)
R the passenger mir ror is selected
R reve rsege ar is engaged 14 2
Light and sight

The synchronisation function is deactivated if
th
e settings for one of theot her climate zones
are changed. Ac
tivating/deactivating the climate control
syn chro nisation function using the multime‐
dia sy stem Climate control can be set centrally using
the
synchronisation function. The driver's settings
fo rte mp erature, air quantity and air distribution
are adop ted automatically for all clima tezones. #
Calling up the air conditioning menu
(/ page147). #
Select SYNC.
Depending on the pr evious status, the func‐
tion is activated or deactivated. Demisting
the windo ws Wi
ndo wsmis ted up on the inside #
Press theà button. #
Ifth e windo wscontinue tomist up: press the
¬ button. Wi
ndo wsmis ted up on the outside #
Switch on the windscreen wipers. #
Press theà button. Switching air-recirculation mode on/off
#
Press theg button.
The interior air will be recirculated.
Air-reci rculation mode automatically swit ches to
fresh air mode af ter some time.
% If air-recirculation mode is switched on, the
windo wsmay mist up more quickl y.Switch
on ai r-re circulation mode only brie fly. Switches
there sidual heat on/off Re
quirements:
R The vehicle is par ked.
It is possible tomake use of there sidual heat
from the engine tocontinue heating or ventilat‐
ing the front compartment of theve hicle for
appr oximately 30 minutes, depending on the
te mp erature set. #
Toswitch on: presstheÁ button.
Re sidual heat is switched off automaticall y. St
ationary heater/ventilation St
ationary heater/stationary ventilation
function R The air inside theve hicle is heated or ventila‐
te dto the set temp erature.
R The air inside theve hicle cannot be cooled
down totemp eratures below the outside
te mp erature.
R Ifth e outside temp erature changes, ventila‐
tion mode au tomatical lyswitches toheating
mode or heating mode automatically
switches toventilation mode.
The stationary heater and theex haust gas outlet
are situated in front of theright-hand front
wheel. 14 8
Climate cont rol

Yo
u will then need touse considerably more
fo rc eto steer and brake. #
Do not switch off the ignition while driv‐
ing. &
DANG ER Risk of fata l injuries due to
ex haust gases
Combustion engines emit poisonous exhaust
ga ses such as carbon monoxide. Inhaling
th ese exhaust gases is hazardous tohealth
and can lead topoisoning. #
Never lea vethe engine running in an
enclosed space wi thout suf ficient venti‐
lation. &
WARNING Risk of skidding and of an
accident due toshifting down on slippery
ro ad sur faces
If yo u shift down on slippery road sur faces to
inc rease the engine braking ef fect, the drive
wheels may lose traction. #
Do not shift down on slippery road sur‐
fa ces toinc rease the engine braking
ef fect. &
DANG ER Risk of fata l injuries due topoi‐
sonous exhaust gases
If th eta ilpipe is bloc ked or suf ficient ventila‐
tion is not possible, poisonous exhaust gases
such as carbon monoxide may enter theve hi‐
cle. This is the case, forex ample, if theve hi‐
cle is stuck in sn ow. #
When the engine or thest ationary
heater are running, keep theta ilpipe
and the area around theve hicle clear of
sno w. #
Open a window on the side of theve hi‐
cle facing the wind toensure an ade‐
qu ate supply of fresh air. &
WARNING Risk of accident due tothe
brake sy stem overheating
If yo u lea veyour foot on the brake pedal
when driving, the brake sy stem may over‐
heat.
This increases the braking dis tance and the
brake sy stem may evenfa il. #
Never use the brake pedal as a foot re st. #
Do not depress the brake pedal and the
accelerator pedal at the same time
while driving. *
NO
TECausing wearto the brake linings
by permanently depressing the brake
pedal #
Do not permanently depress the brake
pedal while driving. #
Touse braking ef fect of the engine,
shift toa lo werge ar in good time. Driving and parking
161

*
NO
TEDama getothe 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. *
NO
TEDama getothe catalytic con verter
due tonon-combu sted fuel The engine is not
running smo othly and is
misfiring.
Non-combus ted fuel may get into the cata‐
lytic con verter. #
Only depress the accelera tor pedal
slightl y. #
Have the cause rectified immediately at
a qu alified specialist workshop. Limited braking ef
fect on salt-trea tedro ads:
R due tosalt build-up on the brake disks and
brakepads, the braking dis tance can increase
conside rably or result in braking only on one
side
R maintain a much greater safe dis tance tothe
ve hicle in front
To preve nt salt build-up:
R brake occasionally while paying attention to
th e tra ffic conditions
R carefully depress the brake pedal at the end
of the journey and when starting the next
journey ECO
start/s top function Ope
ration of the ECO start/s top function
The engine is switched off au tomatically in the
fo llowing situations if all vehicle conditions for
an automatic engine stop are me t:
R vehicles with manual transmission: you
brake theve hicle, shift into neutral iwhen tr
ave lling at a low speed and then release the
clutch pedal.
R vehicles with automatic transmission:
yo u brake theve hicle toast andstill in trans‐
mission position hori.
Ve hicles with automatic transmission:
if yo u swit chon the HOLD function or select a
dif fere nt transmission position than k, the
engine will automatically stop in thefo llowing
situations:
R youstop behind a vehicle that is pulling
aw ay.
R youstop at a stop sign when there is no vehi‐
cle in front of you.
R you turn thesteering wheel hard at a low
speed.
The engine is restar ted automatically if:
R vehicles with automatic transmission: in
transmission position h,youre lease the
brake pedal when the HOLD function is not
active. 16 2
Driving and pa rking

speed and
the transmission is in position h
or k.
% Tomanoeuvre with an open driver's door,
open the driver's door while stationary and
engage transmission position hork
again.
% Atvery low outside temp eratures from
appr ox. -20 °C you may not be able toshift
th e transmission from jtoano ther trans‐
mission position when the engine is
switched off. If this is the case, only change
th e transmission position while the engine is
ru nning.
En gaging drive position D #
Depress the brake pedal and push the
DIRECT SELECT le ver down past thefirst
point of resis tance.
The transmission position displ aysho wsh
in the multifunction displa y.
When the automatic transmission is in transmis‐
sion position h, it shiftsthege ars automati‐
call y.This depends on thefo llowing factors:
R the selected drive prog ram R
the position of the accelera tor pedal
R the driving speed Manual
gearshifting &
WARNING Risk of skidding and of an
accident due toshifting down on slippery
ro ad sur faces
If yo u shift down on slippery road sur faces to
inc rease the engine braking ef fect, the drive
wheels may lose traction. #
Do not shift down on slippery road sur‐
fa ces toinc rease the engine braking
ef fect. When
the automatic transmission is shif tedto
position h,you can manually shift it with the
st eering wheel gearshift paddle. If permit ted, the
automatic transmission shifts tothe next gear
up or down depending on thesteering wheel
ge arshift paddle being pulled.
Yo u ha vetwo options tomanually shift the auto‐
matic transmission:
R temp orary setting
R permanent setting
The gears shift automatically when manual gear‐
shifting is deactivated.
Te mp orary setting: Driving and parking
171