Get Light and visibility Guide for Mercedes CLA 4 Door Third Generation (2025-2026)

Exterior lighting

Information about lighting systems and your

responsibility

The various lighting systems of the vehicle are

only aids. The driver of the vehicle is responsible

for correct vehicle illumination in accordance with

the prevailing light and visibility conditions, legal

requirements and trac situation.

Light switch

▌Operating the light switch

W Le-hand parking lights

X Right-hand parking lights

T Standing lights and license plate lamp

Ã Automatic driving lights (preferred light

switch position)

L Low beam / high beam

R Switches the rear fog light on/o.

When low beam is activated, the T indicator

lamp for the standing lights will be deactivated

and replaced by the L low-beam indicator

lamp.

Always park your vehicle safely using sucient

lighting, in accordance with the relevant legal

stipulations.

NOTE Battery discharging by operating the

parking lamps

Do not have the parking lamps switched on

over a period of several hours.

If the battery is insuciently charged, the stand-

ing lights or parking lights will be switched o

automatically to facilitate the next engine start.

The exterior lighting (except standing and parking

lights) will switch o automatically when the driv-

er's door is opened.

Observe the notes on locator lighting

(/ page 124).

120

Light and visibility

▌Automatic driving lights function

When the vehicle is switched on, the side lamps,

low beam and daytime running lights will be

switched on automatically depending on the ambi-

ent light.

WARNING Risk of accident when the low

beam is switched o in poor visibility

When the light switch is set to Ã, the low

beam may not be switched on automatically if

there is fog, snow or other causes of poor visi-

bility such as spray.

In such cases, turn the light switch to

The automatic driving lights are only an aid. You

are responsible for the vehicle lighting.

▌Switching the rear fog light on/o

Requirements

The light switch is in the L or Ã posi-

tion.

Press button R.

Please observe the country-specic laws on the

use of rear fog lamps.

Operating the combination switch for the lights

High beam

Turn signal light, right

Headlamp ashing

Turn signal light, le

Use the combination switch to select the

desired function.

Switching on high beam

Turn the light switch to the L or Ã

position.

Push the combination switch in the direction

of arrow 1.

When high beam is activated, the indicator

lamp for low beam L will be deactivated

and replaced by the indicator lamp for high

beam K.

Switching o high beam

Push the combination switch in the direction

of arrow 1 or pull it in the direction of arrow

Headlamp ashing

Pull the combination switch in the direction of

arrow

Light and visibility

121

Turn signals

To indicate briey: push the combination

switch briey to the point of resistance in the

direction of arrow 2 or 4.

The corresponding turn signal light will ash

three times.

To indicate permanently: push the combina-

tion switch beyond the point of resistance in

the direction of arrow 2 or 4.

Activating/deactivating the hazard warning lights

Press button 1.

The hazard warning lights will switch on automati-

cally if:

the air bag has been deployed.

Cornering light

▌Cornering light function

The cornering light improves the illumination of

the road over a wide angle in the turning direc-

tion, enabling better visibility on tight bends, for

example. The cornering light will be activated only

when low beam is switched on.

The function will be active in the following cases:

At speeds below 25 mph (40 km/h) when the

turn signal light is switched on or the steering

wheel is turned

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Light and visibility

At speeds between 25 mph (40 km/h) and

43 mph (70 km/h) and when the steering

wheel is turned

Active headlamps

▌Active headlamps function

The headlamps will follow your steering move-

ments.

Relevant areas will be better illuminated during

a journey.

The functions will be active when high beam is

switched on.

Adaptive Highbeam Assist

▌Adaptive Highbeam Assist function

WARNING Risk of accident despite Adap-

tive Highbeam Assist

Adaptive Highbeam Assist does not react to:

Road users without lights, e.g. pedestrians

Road users with poor lighting, e.g. cyclists

Road users whose lighting is obstructed,

e.g. by a barrier

On very rare occasions, Adaptive Highbeam

Assist may fail to recognize other road users

with their own lighting, or may recognize them

too late.

In these, or in similar situations, the automatic

high beam will not be deactivated or will be

activated despite the presence of other road

users.

Always observe the road and trac con-

ditions carefully and switch o the high

beam in good time.

Adaptive Highbeam Assist cannot take into

account road, weather or trac conditions.

Detection may be restricted in the following

cases:

In poor visibility, e.g. fog, heavy rain or snow

if there is dirt on the sensors or the sensors

are obscured

Adaptive Highbeam Assist is only an aid. You are

responsible for adjusting the vehicle's lighting to

the prevailing light, visibility and trac conditions.

Adaptive Highbeam Assist is an on-demand

feature (/ page 21).

Light and visibility

123

Adaptive Highbeam Assist automatically switches

between the following types of light:

Low-beam headlamps

High beam

At speeds greater than 19 mph (30 km/h):

If no other road users are detected, high beam

will switch on automatically.

High beam will switch o automatically in the fol-

lowing cases:

At speeds below 16 mph (25 km/h)

If other road users are detected

If street lighting is sucient

The system's optical sensor is located behind

the windshield near the overhead control

panel.

▌Switching Adaptive Highbeam Assist on/o

Switching on

Turn the light switch to the Ã position.

Switch on high beam using the combination

switch.

If Adaptive Highbeam Assist is activated,

the _ indicator lamp will light up on the

driver's display.

Switching o

Switch o high beam using the combination

switch.

Setting the exterior lighting switch-o delay time

Multimedia system:

Settings

Light

Interior/Exterior Lighting

External Lighting Delay

Set a switch-o delay time.

When the vehicle's engine is switched o, the

exterior lighting will be activated for the set

time.

Switching locator lighting on/o

Multimedia system:

Settings

Light

Interior/Exterior Lighting

Activate or deactivate Locator Lighting.

When the function is activated, the exterior light-

ing will light up for 40 seconds aer the vehicle is

unlocked or the driver's door is opened when the

vehicle is parked and not locked. When you start

the vehicle, the locator lighting is switched o and

automatic driving lights are activated.

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Light and visibility

Interior lighting

Adjusting the interior lighting

Front overhead control panel

p Front le reading lamp

| Automatic interior lighting control

c Front interior lighting

u Rear interior lighting

p Front right reading lamp

To switch on or o: press button 1 – 5

accordingly.

Operating unit inside the grab handle (rear

passenger compartment)

p Rear reading lamp

To switch on or o: press the 1 button.

Adjusting the ambient lighting

Multimedia system:

Comfort

Ambient Light

Setting the color

Select Color.

Select Monochrome or Multi-color.

Set the desired color or color scheme.

Adjusting the brightness

Select Brightness.

Adjust the brightness.

Depending on the ambient light, the ambient

lighting will automatically switch between day

and night modes.

Activating the brightness for zones

Select Brightness.

Switch o Link Zones.

The

Direct, Indirect and Accents zones can be

set separately.

Activating eects

Select Effects.

Activate the desired eect.

Depending on the vehicle equipment, dierent

eects are available.

Multi-color Animation

The chosen color combination will change at

predened intervals.

Light and visibility

125

Climate

If changes are made to the temperature set-

ting in the vehicle, the color of the ambient

lighting will change briey.

Greeting

When you get into the vehicle, a special color

animation will play.

Switching the interior lighting switch-o delay

time on/o

Multimedia system:

Settings

Light

Interior/Exterior Lighting

Interior Lighting Delay

Activate or deactivate Interior Lighting Delay.

If this function is active, the interior lighting

will be switched on for a short time aer the

end of the journey.

Windshield wiper and windshield washer system

Switching the windshield wipers on/o

g Windshield wipers o

Ä Automatic wiping, normal

Å Automatic wiping, frequent

° Continuous wiping, slow

¯ Continuous wiping, fast

Turn the combination switch to the corre-

sponding position 1 - 5.

í Single wipe: press button 1 as far as

the point of resistance.

î Wiping with washer uid: press button

1 beyond the point of resistance.

Observe the notes on washing the vehicle in a

car wash (/ page 282).

Changing the windshield wiper blades

WARNING Risk of becoming trapped if the

windshield wipers are switched on while

wiper blades are being replaced

If the windshield wipers begin to move while

you are changing the wiper blades, you can be

trapped by the wiper arm.

Always switch o the windshield wipers

and vehicle before changing the wiper

blades.

126

Light and visibility

Moving the wiper arms into the replacement posi-

tion

Switch the vehicle on and then o again

immediately.

Within around 15 seconds, press and hold the

î button on the combination switch for

approximately three seconds (/ page 126).

The wiper arms will move into the replacement

position.

Removing the wiper blades

Fold the wiper arms away from the windshield.

Hold the wiper arm with one hand. With the

other 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 the direction of arrow 3

until it engages in the removal position.

Remove the wiper blade from the wiper arm in

the direction of arrow 4.

Installing the wiper blades

Insert the new wiper blade into the wiper arm

in the direction of arrow 1.

Slide catch 2 in the direction of arrow 3

until it engages in the locking position.

Make sure that the wiper blade is seated cor-

rectly.

Fold the wiper arms back onto the windshield.

Light and visibility

127

Switch on the vehicle.

Press the î button on the combination

switch (/ page 126).

The wiper arms will return to their original

positions.

Switch o the vehicle.

Check the condition of the wiper blades regu-

larly and replace them in the event of visible

damage or ongoing smearing.

Maintenance display

Remove protective lm 1 from the mainte-

nance displays on the tips of the newly instal-

led wiper blades.

When the color of the maintenance displays

changes from black to yellow, replace the wiper

blades.

The duration until the color changes varies

depending on the usage conditions.

Mirrors

Operating the outside mirrors

WARNING Risk of accident due to adjust-

ing the vehicle settings while the vehicle is

in motion

You could lose control of the vehicle in the fol-

lowing situations in particular:

If you adjust the driver's seat, the head

restraint, the steering wheel or the mirror

while the vehicle is in motion

If you fasten your seat belt while the vehi-

cle is in motion

Before starting the vehicle: in particular,

adjust the driver's seat, head restraint,

steering wheel and mirror, and fasten

your seat belt.

128

Light and visibility

WARNING Risk of accident due to mis-

judgment of distance when using the

front-passenger mirror

The outside mirror on the front passenger side

reects objects on a smaller scale. The

objects in view are in fact closer than they

appear.

Therefore, always look over your shoul-

der to check the actual distance

between you and the road users traveling

behind you.

To fold in or out: briey press button 2.

To adjust: use button 1 or 3 to select the

outside mirror to be adjusted.

Use button 4 to adjust the position of the

mirror glass.

If the battery has been disconnected or com-

pletely discharged, you will have to reset the

outside mirrors. Only then will the automatic

mirror folding function work properly.

To reset: briey press button 2.

An outside mirror that has been pushed out of

position can be engaged in position again as fol-

lows:

Vehicles without electrically folding outside

mirrors: manually move the outside mirror into

the correct position.

Vehicles with electrically folding outside mir-

rors: press and hold button 2.

You will hear a click and the mirror will audibly

click into place. The outside mirror will now be

set to the correct position.

Automatic anti-glare mirrors function

WARNING Risk of acid burns and poison-

ing due to the anti-glare mirror electrolyte

Electrolyte may escape if the glass in an auto-

matic anti-glare mirror breaks.

Light and visibility

129

The electrolyte is hazardous to health and cau-

ses irritation. It must not come into contact

with your skin, eyes, respiratory organs or

clothing or be swallowed.

If you come into contact with electrolyte,

observe the following:

Immediately rinse the electrolyte

from your skin with water and seek

medical attention.

If electrolyte comes into contact with

your eyes, immediately rinse them

thoroughly with clean water and seek

medical attention.

If the electrolyte is swallowed, imme-

diately rinse your mouth out thor-

oughly. Do not induce vomiting. Seek

medical attention immediately.

Immediately change out of clothing

which has been contaminated with

electrolyte.

If an allergic reaction occurs, seek

medical attention immediately.

The inside rearview mirror and the outside mirror

on the driver's side will automatically go into anti-

glare mode if light from a headlamp hits the sen-

sor on the inside rearview mirror.

System limits

The system will not go into anti-glare mode if:

The vehicle is switched o.

Reverse gear is engaged.

The interior lighting is switched on.

Front-passenger outside mirror parking position

function

The parking position makes parking easier.

The front-passenger outside mirror will swivel

downwards in the direction of the rear wheel on

the front passenger's side when:

The parking position is stored (/ page 131).

The front-passenger mirror is selected.

Reverse gear is engaged.

The front-passenger outside mirror will move back

to its original position when:

You shi the transmission to another transmis-

sion position.

You are traveling at a speed greater than

9 mph (15 km/h).

You press the button for the outside mirror on

the driver's side.

130

Light and visibility

Storing the parking position of the front-

passenger outside mirror using reverse gear

Storing

Press button 1 to select the front-passenger

outside mirror.

Engage reverse gear.

Move the front-passenger outside mirror into

the desired parking position using button 2.

Calling up

Press button 1 to select the front-passenger

outside mirror.

Engage reverse gear.

The front-passenger outside mirror will move

into the stored parking position.

Activating/deactivating the automatic mirror fold-

ing function

Multimedia system:

Settings

Vehicle

Open/Close

Activate or deactivate Automatic Mirror Fold-

ing

Light and visibility

131

Light and visibility for Your Mercedes CLA 4 Door Third Generation (2025-2026)

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