2022 MERCEDES-BENZ A-CLASS HATCHBACK Owners Manual

The high beam will switch
oM aut omatically in the
following cases:
= At speeds below 25 km/h
= If other road users are detected
= If street lighting is suPcient
% The system's optical sensor is located behind
t
he windscreen near the overhead control
panel.
Switching Adaptive Highbeam Assist on/oM
Switc
hing on 
Turn the light switch to the X position.
Switch on the high beam using the combina-
tion switc

h.
If Adaptive Highbeam Assist is activated,
the

Adaptive Highbeam Assist Plus automatically
switc
hes between the following types of light:
= Low beam
= Partial high beam
= High beam
Partial high beam uses the high beam to shine
past other road users rather than dazzling them. The vehicle in front will be illuminated by the low
beam.
A

t speeds greater than 30 km/h:
= If no other road users are detected, high beam
will switch on automatically.
= If other road users are detected, partial high
beam will switch on automatically.
At speeds below 25 km/h or when there is suP-
cient street lighting:
= The high beam will switch oM automatically.
= The partial high beam will switch oM automati-
cally.
% The system's optical sensor is located behind
t
he windscreen near the overhead control
panel.
Switching Adaptive Highbeam Assist Plus on/oM
Switc
hing on 
Turn the light switch to the X position. 
Switch on the high beam using the combina-
tion switc

h.
When the high beam is switched on automati-
cally in the dark, the

Switching the surround lighting
on/oMMultimedia system:
4 © 5
Settings 5
Lights
5 Surround lighting
When Surround lighting is activ
e, the exterior
lighting lights up for 40 seconds aser the vehicle
is unlocked. When you start the vehicle, the sur-
round lighting is deactivated and the automatic
driving lights are activated. 
Activate or deactivate the function. Interior lighting
Adjusting the interior lighting
Front overhead control panel
1
= F
ront les reading lamp
2 3 A
utomatic interior lighting control
3 J F
ront interior lighting
4 B R
ear interior lighting
5 = F
ront right reading lamp 
To switch on or oM: pr
ess button 1 !

Adjusting the brightness

Select Brightness. 
Adjust the brightness.
Activating the brightness for zones 
Select Brightness. 
Select Brightness zones .
Activate or deactivate the function.
or 
Set the brightness for the desired zones.
Activating multi-coloured lighting 
Select Colour . 
Select Multi-colour .
Select a colour combination.
Activating multi-coloured animation 
Select Colour . 
Select Multi-colour animat. .
The c hosen colour combination will change at
predeNned intervals. Activating welcome lighting 
Select Colour . 
Select Welcome .
When t
he vehicle is unlocked, a special ambi-
ent lighting sequence will run.
Activating dependency on air conditioning set-
tings 
Select Colour . 
Select Climate .
If c
hanges are made to the temperature set-
ting in the vehicle, the colour of the ambient
lighting will change brieOy. Switching the interior lighting switc

h-oM delay
time on/oM Multimedia system:
4 © 5
Settings 5
Lights
5 Int. light. del. sw. off 
Switch the switc
h-oM delay time on or oM.
When this function is active, the interior light-
ing lights up for a short time aser the vehicle
is locked. Changing bulbs (only for vehicles with halogen
headlam
ps) Notes on changing bulbs
&
WARNING Risk of bur
ns from hot compo-
nent parts whilst replacing a bulb
Bulbs, lamps and plugs can become very hot
dur
ing operation.
When replacing a bulb, you could burn your-
self on these component parts. 
Allow the component parts to cool down
bef
ore replacing the bulb. =
Do no
t use an illuminant if it has been drop-
ped or if its glass has been scratched. The illu-
minant may otherwise explode.
= Do not touch the glass bulb with your bare
hands.
= Protect illuminants from moisture and do not
allow them to come into contact with liquids. Light and sight
145

Overview of the bulbs to be changed
Halogen headlamps
1
High beam: H7 55 W bulb
2 Low beam: H7 55 W bulb Tail lamps
1
Turn signal light: PY 21 W bulb
2 Reversing light: W 16 W bulb Changing the front bulbs (vehicles with halogen
headlam ps) Fitting/removing the cover in the front wheel arch
R
equirements:
= The lighting system is switched oM.
= The appropriate front wheel is turned inwards. 146
Light and sight


To remove: tur n cover 1 to the les and
remove it from the wheel arch liner. 
To Nt: inser
t cover 1 into the wheel arch liner
and turn it to the right until it engages.
Replacing illuminants in the halogen headlamp
R
equirements:
= Low beam: an H7 55 W illuminant is available.
= High beam: an H7 55 W illuminant is available. 1
Low beam housing cover
2 High beam housing cover 
Switch the lighting system oM. 
Remove the cover in the front wheel arch
( pag

e 146). 
Turn the relevant housing cover anti-clockwise
and r

emove it. 
Turn the socket anti-clockwise and remove it. 
Pull the illuminant out of the socket. 
Insert the new illuminant into the socket such
t
hat the entire base of the illuminant is resting
on the bottom of the socket. 
Insert the socket and turn it clockwise. 
Position the housing cover and turn it clock-
wise. 
Replace the cover in the front wheel arch
( pag

e 146). Changing the rear bulbs (vehicles with halogen
headlam
ps) Replacing the tail lamp illuminants

Due to their locations, have the illuminants for
t

he turn signal light and reversing light
changed at a qualiNed specialist workshop. Windscreen wipers and windscreen washer sys-
t
em Switching the windscreen wipers
on/oM 1
g W
indscreen wipers oM
2 Ä A
utomatic wiping, normal
3 Å A
utomatic wiping, frequent Light and sight
147

4
° Continuous wiping, slo w
5 ¯ Continuous wiping, f
ast
Turn the combination switch to the corre-
sponding position 1 - 5. 
Single wipe/washing: push t
he button on the
combination switch in the direction of arrow
1.
= í Single wipe
= î Wipes with washer Ouid
% Observe the notes on washing the vehicle in a
car w

ash ( page 344). Switching the rear window wiper
on/oM 1


Within around 15 seconds, press and hold the
î butt
on on the combination switch for
approximately three seconds (  page 147).
The wiper arms will move into the replacement
position.
Removing the wiper blades 
Fold the wiper arms away from the wind-
scr

een. 
Hold the wiper arm with one hand. With the
o

ther hand, turn the wiper blade away from
the wiper arm in the direction of arrow 1 as
far as it will go. 
Slide catch 2 in t
he direction of arrow 3
until it engages in the removal position. 
Remove the wiper blade from the wiper arm in
t

he direction of arrow 4. Fitting the wiper blades 
Insert the new wiper blade into the wiper arm
in t

he direction of arrow 1. 
Slide catch 2 in t
he direction of arrow 3
until it engages in the locking position. 
Make sure that the wiper blade is seated cor-
r

ectly. Light and sight
149