Get Opening and closing Guide for Mercedes GLA SUV Second Generation (2020-2026)

Activating/deactivating the acoustic locking veri-

cation signal

Multimedia system:

Settings

Vehicle

Open/close

Activate or deactivate the Acoustic lock.

Please observe:

The selected setting for the acoustic locking

verication signal must comply with the rele-

vant national road and trac regulations. In

some countries, including Germany, using the

acoustic locking verication signal is forbid-

den by trac laws (in accordance with §16

Para. 1 and §30 Para. 1 of the German

national road trac regulations). The driver of

the vehicle must comply with these regula-

tions. In countries where the use of this func-

tion is forbidden, this function is not activated

in the vehicle and must not be activated.

Changing the unlocking settings

Possible unlocking functions of the key:

Central unlocking

Unlocking the driver's door and fuel ller ap

Plug-in hybrid: unlocking the driver's door and

fuel ller ap/socket ap

To switch between settings: press the Ü

and ß buttons simultaneously for approx-

imately six seconds until the indicator lamp

ashes twice.

Options if the unlocking function for the driver's

door and fuel ller ap has been selected:

To unlock the vehicle centrally: press the

Ü button twice.

Vehicles with KEYLESS-GO: if you touch the

inner surface of the door handle on the driv-

er's door, only the driver's door and the fuel

ller ap are unlocked.

Options if the unlocking function for the driver's

door and fuel ller ap/socket ap has been

selected (plug-in-hybrid):

To unlock the vehicle centrally: press the

Ü button twice.

Vehicles with KEYLESS-GO: if you touch the

inner surface of the door handle on the driv-

er's door, only the driver's door and the fuel

ller ap/socket ap are unlocked.

Deactivating the function of the key

Vehicles with KEYLESS-GO: if you deactivate the

function of the key, the KEYLESS-GO functions are

also deactivated. Access or drive authorization via

KEYLESS-GO is then no longer possible with that

key. Activate the function of the key so that all of

its functions are available once again.

You can also deactivate the key's function to

reduce the key's energy consumption if you do

not use the vehicle or a key for an extended

period of time.

Press and hold the key button ß.

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F247 0074 02

With the key button ß pressed, immedi-

ately press key button Ü twice in quick

succession.

The indicator light of the key lights up once

briey, and then again for longer.

You have the following options to reactivate

the key:

Press any button on the key.

Start the vehicle with the key in the centre

console storage compart-

ment(/ page 249).

Removing/inserting the emergency key

Removing the emergency key

Press the release button 1.

The emergency key

2 is pushed out slightly.

Pull out the emergency key 2 until it engages

in the intermediate position.

Press the release button 1 again and fully

remove the emergency key

Inserting the emergency key

Press the release button 1.

Insert the emergency key 2 to the intermedi-

ate position or fully until it engages.

You can use the intermediate position of the

emergency key

2 to attach the key to a key

ring.

Opening and closing

141

F247 0074 02

Replacing the key battery

DANGER Risk of fatal injury due to swal-

lowing batteries

Batteries contain toxic and corrosive substan-

ces. If batteries are swallowed or otherwise

enter the body, severe internal burns can

occur within two hours.

There is a risk of fatal injury!

Keep the batteries out of the reach of

children.

If the lid and/or the battery compart-

ment do not close securely, stop using

the key and keep it away from children.

If batteries are swallowed or otherwise

enter the body, seek immediate medical

attention.

ENVIRONMENTAL NOTE Environmental

damage due to improper disposal of bat-

teries

Batteries contain pollutants. It is illegal

to dispose of them with the household rub-

bish.

Dispose of batteries in an

environmentally responsible manner.

Take discharged batteries to a qualied

specialist workshop or to a collection

point for used batteries.

Requirements

You require a CR 2032 3 V cell battery.

Mercedes-Benz recommends that you have the

battery replaced at a qualied specialist work-

shop.

Remove the emergency key (/ page 141).

Press release knob 2 down fully and slide

cover

1 in the direction of the arrow.

Fold out cover 1 in the direction of the arrow

and remove.

Remove battery compartment 3 and take

out the discharged battery.

Insert the new battery into battery compart-

ment 3. Observe the positive pole marking in

the battery compartment and on the battery

when doing this.

Push in battery compartment 3.

Re-attach cover 1 and push it until it

engages.

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Problems with the key, troubleshooting

You can no longer lock or unlock the vehicle

Possible causes:

The key battery is weak or discharged.

Check the battery using the indicator lamp

(/ page 139).

Replace the key battery, if necessary

(/ page 142).

Use the replacement key.

Use the emergency key to lock or unlock

(/ page 147).

Have key checked at a qualied specialist

workshop.

There is interference from a powerful radio signal

source

Possible causes if the function of the key is

impaired:

high voltage power lines

mobile phones

electronic devices (notebooks, tablets)

shielding due to metal objects or induction

loops for electrical gate systems or automatic

barriers

Make sure that there is sucient distance

between the key and the potential source of

interference.

You have lost a key

Have the key deactivated at a qualied spe-

cialist workshop.

If necessary, have the mechanical lock

replaced as well.

Doors

Notes on the additional door lock

The additional door lock is only available for vehi-

cles for the United Kingdom.

WARNING Risk of injury to persons inside

the vehicle when the additional door lock

is activated

If the additional door lock is activated, the

doors can no longer be opened from the

inside.

Never leave persons, in particular chil-

dren, unattended in the vehicle.

If there are persons in the vehicle, do not

activate the additional door lock.

The additional door lock is automatically activated

in the following situations:

The vehicle is locked using the key.

The vehicle is locked using KEYLESS-GO.

If the vehicle has been locked via Mercedes me

connect, the additional door lock is not activated

(/ page 539).

If the additional door lock is activated, the doors

cannot be opened from the inside.

Aer locking you can issue a signal with the

horn.

Opening and closing

143

F247 0074 02

You can prevent the additional door lock from

being activated by deactivating interior protection

before locking the vehicle (/ page 163).

Unlocking/opening the doors from the inside

United Kingdom only: observe the notes on

the additional door lock (/ page 143).

Pull the door 1 handle.

Centrally locking and unlocking the vehicle from

the inside

To unlock: press 1 button.

To lock: press button 2.

The red indicator lamp on button

2 lights up

once the vehicle is locked.

This does not lock or unlock the fuel ller ap.

Plug-in hybrid: the socket ap is also locked and

unlocked. The socket ap can be opened even if a

key is detected in the car.

The vehicle is not unlocked:

if you have locked the vehicle using the key

if you have locked the vehicle using KEYLESS-

Locking/unlocking the vehicle with KEYLESS-GO

Requirements

The key is outside the vehicle.

The distance between the key and the vehicle

does not exceed 1 m.

The driver's door and the door on which the

door handle is used are closed.

NOTE Vehicle damage due to uninten-

tional opening of the tailgate

when using an automatic car wash

when using a high pressure cleaner

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F247 0074 02

Deactivate the function of the key in

these situations.

Make sure that the key is at a minimum

distance of 3 m away from the vehicle.

Observe the notes:

on washing the vehicle in a car wash

(/ page 29)

on using a high pressure cleaner

(/ page 587)

To unlock the vehicle: touch the inner surface

of the door handle.

To lock the vehicle: touch sensor surface 1

or 2.

Convenience closing: touch recessed sensor

surface 2 until the closing process has been

completed.

Further information on convenience closing

(/ page 156).

If you open the tailgate from outside, it is auto-

matically unlocked.

Problems with KEYLESS-GO, troubleshooting

You can no longer lock or unlock the vehicle using

KEYLESS-GO

Possible causes:

The function of the key has been deactivated.

The key battery is weak or discharged.

Activate the function of the key (/ page 58).

Check the battery using the indicator lamp

(/ page 139).

Replace the key battery, if necessary

(/ page 142).

Use the replacement key.

Use the emergency key to lock or unlock

(/ page 147).

Have the vehicle and key checked at a quali-

ed specialist workshop.

Opening and closing

145

F247 0074 02

There is interference from a powerful radio signal

source

Possible causes if the function of KEYLESS-GO is

impaired:

high voltage power lines

mobile phones

electronic devices (notebooks, tablets)

shielding due to metal objects or induction

loops for electrical gate systems or automatic

barriers

Make sure that there is sucient distance

between the key and the potential source of

interference.

Activating/deactivating the automatic locking fea-

ture

The vehicle is locked automatically when the vehi-

cle is switched on and the wheels are turning

faster than walking pace.

To activate: press and hold button 2 for

approximately ve seconds until an acoustic

signal sounds.

To deactivate: press and hold button 1 for

approximately ve seconds until an acoustic

signal sounds.

The red indicator lamp on button

2 lights up

once the vehicle is locked.

In the following situations, there is a danger of

being locked out when the function is activated:

while the vehicle is being tow-started or

pushed

if the vehicle is being tested on a roller dyna-

mometer

Activating or deactivating the automatic locking

function

Multimedia system:

Settings

Vehicle

Open/close

The vehicle is locked automatically when the

vehicle is switched on and the wheels are

turning faster than walking pace.

Activate or deactivate Automatic locking.

In the following situations, there is a risk of being

locked out when the function is activated:

The vehicle is being towed or pushed.

If the vehicle is being tested on a roller dyna-

mometer.

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F247 0074 02

Locking/unlocking the vehicle with the emer-

gency key

Locking/unlocking the driver's door with the

emergency key

If you wish to lock the vehicle entirely using

the emergency key, rst press the button for

locking from the inside while the driver's door

is open. Then proceed to lock the driver's

door using the emergency key.

If you unlock and open the driver's door with

the emergency key, this triggers the burglar

alarm system.

Remove the emergency key (/ page 141).

Insert the emergency key as far as it will go

into opening 1 in the cover.

Pull and hold the door handle.

Pull the cover on the emergency key as

straight as possible away from the vehicle until

it releases.

Release the door handle.

To unlock: turn the emergency key anti-clock-

wise to position 1.

To lock: turn the emergency key clockwise to

position 1.

Carefully press the cover onto the lock cylin-

der until it engages and is seated rmly.

Opening and closing

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F247 0074 02

Locking the front passenger door and rear doors

Insert a suitable object, e.g. the emergency

key, into opening 1 on the door lock.

To lock the le-hand side of the vehicle: turn

the emergency key anti-clockwise as far as it

will go.

To lock the right-hand side of the vehicle: turn

the emergency key clockwise as far as it will

go.

If the locked door is then closed, it can no longer

be opened from the outside.

Load compartment

Opening the tailgate

DANGER Risk of poisoning from exhaust

gases

Combustion engines emit poisonous exhaust

gases, such as carbon monoxide. Exhaust

gases can enter the vehicle interior if the tail-

gate is open when the engine is running, espe-

cially if the vehicle is in motion.

Always switch o the engine before

opening the tailgate.

Never drive with the tailgate open.

NOTE Damage to the tailgate caused by

obstacles above the vehicle

The tailgate swings rearwards and upwards

when it is opened.

Make sure that there is sucient space

behind and above the tailgate.

Pull the tailgate handle.

Vehicles with HANDS-FREE ACCESS: make a

kicking movement with your foot below the

bumper (/ page 151).

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F247 0074 02

Vehicles with an EASY-PACK tailgate

Pull remote operating switch 1 until the tail-

gate opens.

Press and hold the p button on the key.

If the tailgate is unlocked, pull the tailgate han-

dle and release it again immediately.

If the tailgate has stopped in an intermediate

position, pull it upwards. Release it as soon as

it begins to open.

If an obstacle obstructs the tailgate during the

automatic opening process, blockage detection

will stop the tailgate. The automatic blockage

detection function is only an aid. It is not a substi-

tute for your attentiveness.

Closing the tailgate

WARNING Risk of injury from unsecured

items in the vehicle

If objects, luggage or loads are not secured or

not secured suciently, they could slip, tip

over or be thrown around and thereby hit vehi-

cle occupants.

There is a risk of injury, particularly in the

event of sudden braking or a sudden change

in direction.

Always stow objects in such a way that

they cannot be thrown around.

Before the journey, secure objects, lug-

gage or loads against slipping or tipping

over.

Observe the notes on loading the vehicle.

Notes on closing the tailgate: your vehicle is

equipped with automatic key recognition. If a key

belonging to the vehicle is detected in the vehicle,

the tailgate will not be locked.

Note that the tailgate will not be locked in the fol-

lowing situation:

You have locked the vehicle and close the tail-

gate while a key belonging to the vehicle is

inside the vehicle.

and

A second key belonging to the vehicle is not

detected outside the vehicle.

Automatic key recognition is only an aid and is not

a substitute for your attentiveness.

Before locking, ensure that at least one key

belonging to the vehicle is outside the vehicle.

Opening and closing

149

F247 0074 02

To close the tailgate: pull the tailgate down-

wards with the handle and let it drop into the

lock.

Vehicles with an EASY-PACK tailgate

WARNING Risk of becoming trapped dur-

ing automatic closing of the tailgate

Body parts may become trapped. There may

be people in the closing area.

Make sure that nobody is in the vicinity

of the closing area during the closing

process.

Use one of the following options to stop the

closing process:

Press the p button on the key.

Press or pull the remote operating switch

on the driver's door.

Press the closing or locking button on the

tailgate.

Pull the tailgate handle.

Vehicles with HANDS-FREE ACCESS: it is also

possible to stop the closing process by making a

kicking movement below the rear bumper.

To close the tailgate: pull the tailgate down-

wards slightly. Release it as soon as it begins

to close.

Switch on the power supply or the vehicle.

Push remote operating switch 1 until the tail-

gate is fully closed.

Press closing button 1 on the tailgate.

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Vehicles with KEYLESS-GO

Press locking button 2 on the tailgate.

If a key is detected outside the vehicle, the

tailgate will close and the vehicle will be

locked.

Press and hold the p button on the key.

The key must be in the vicinity of the vehicle.

Vehicles with HANDS-FREE ACCESS

Make a kicking movement with your foot

below the bumper (/ page 151).

Automatic reversing function for the tailgate

The tailgate is equipped with automatic blockage

detection with a reversing function. If an obstacle

obstructs the tailgate during the automatic closing

process, it will automatically open again slightly.

Automatic blockage detection with the reversing

function is only an aid and is not a substitute for

your attentiveness.

During the closing process, make sure that no

body parts are in the closing area.

WARNING Risk of becoming trapped

despite reversing function

The reversing function will not react:

to so, light and thin objects, e.g. ngers

towards the end of the closing procedure

In these situations in particular, the reversing

function cannot prevent someone being trap-

ped.

Ensure that no body parts are in the

closing area.

If someone is trapped, either:

Press the p button on the key.

Press or pull the remote operating switch

on the driver's door.

Press the closing or locking button on the

tailgate.

Pull the tailgate handle.

HANDS-FREE ACCESS function

HANDS-FREE ACCESS allows you to open and

close the tailgate, or even stop the opening and

closing process at any point, by performing a kick-

ing motion under the rear bumper. The transmis-

sion must be in position j for this function.

The kicking movement triggers the opening or

closing process alternately.

If you stop the tailgate opening process with a

kicking motion, the tailgate is closed with the

next kicking motion

If you stop the tailgate closing process with a

kicking motion, the tailgate is opened with the

next kicking motion

In the following cases, the tailgate can only be

closed with HANDS-FREE ACCESS:

If the vehicle is switched on and the key's

unlock function has been set so that only the

driver's door is unlocked when activated

(/ page 140).

If the vehicle has been centrally locked from

the inside (/ page 144).

Opening and closing

151

F247 0074 02

Observe the notes when opening (/ page 148)

and closing (/ page 149) the tailgate.

Two warning tones sound when the tailgate is

opening or closing.

WARNING Risk of burns caused by a hot

exhaust system

The vehicle exhaust system can become very

hot. If you use HANDS-FREE ACCESS, you

could burn yourself by touching the exhaust

system.

Always ensure that you only make a kick-

ing movement within the detection range

of the sensors.

NOTE Vehicle damage due to uninten-

tional opening of the tailgate

when using an automatic car wash

when using a high pressure cleaner

Deactivate the function of the key in

these situations.

Make sure that the key is at a minimum

distance of 3 m away from the vehicle.

Ensure that you are standing rmly on the ground

before attempting a kicking motion. You could

otherwise lose your balance, e.g. on ice.

Observe the following notes:

The key is behind the vehicle.

If the key is not recognised:

Take the key in your hand.

Ensure that the function of the key is acti-

vated (/ page 58).

Stand at least 30 cm away from the vehicle

when performing the kicking motion.

Do not come into contact with the bumper

when performing the kicking motion.

Do not carry out the kicking motion too slowly.

The kicking motion must be towards the vehi-

cle and back again.

Vehicles with trailer hitch: Perform the kicking

motion to the le or right of the ball head.

Detection range of the sensors

If several consecutive kicking motions are not

successful, wait ten seconds.

System limits

The system may be impaired or inoperative in the

following cases:

The sensors are dirty, e.g. due to road salt or

snow.

The kicking motion is made using a prosthetic

leg.

152

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F247 0074 02

The tailgate can open or close unintentionally in

the following situations:

A person's arms or legs are moving in the sen-

sor detection range, e.g. when polishing the

vehicle or picking up objects.

Objects are moved or placed behind the vehi-

cle, e.g. the hose of a fuel dispenser, a charg-

ing cable or luggage

Tension belts, tarps or other covers are pulled

over the bumper.

A protective mat with a length reaching over

the loading sill down into the detection range

of the sensors is used.

The protective mat is not secured correctly.

Vehicles with trailer hitch: Work is being car-

ried out on the trailer hitch, trailers or rear

bicycle racks.

Deactivate the function of the key (/ page 58) or

do not carry the key about your person in such

situations.

You can watch an animation on this topic via the

following link:

Limiting the opening angle of the tailgate

Activating the opening angle limiter

You can limit the opening angle of the tailgate in

the top half of its opening range up to a point

shortly before the end position.

Stop the opening procedure of the tailgate at

the desired position.

Press and hold the closing button on the tail-

gate until you hear a short acoustic signal.

The opening angle limiter will be activated. The

tailgate will then stop in the stored position

when opened.

Fully opening the tailgate aer it has stopped

automatically

Pull the handle on the outside of the tailgate

again.

Deactivating the opening angle limiter

Press and hold the closing button on the tail-

gate until two short acoustic signals sound.

Unlocking the tailgate with the emergency key

Requirements

The rear seat backrest has been folded

forward.

The load compartment cover has been

removed.

Remove the emergency key (/ page 141).

Opening and closing

153

F247 0074 02

Insert emergency key 2 into opening 1 in

the trim and push it in.

The tailgate will be unlocked.

Side windows

Opening and closing the side windows

WARNING Risk of becoming trapped when

opening a side window

When you open a side window, parts of the

body could be drawn in or become trapped

between the side window and window frame.

When opening, make sure that nobody is

touching the side window.

If someone is trapped, release the but-

ton immediately or pull it in order to

close the side window again.

WARNING Risk of becoming trapped when

closing a side window

When closing a side window, body parts could

be trapped in the closing area in the process.

When closing, make sure that no body

parts are in the closing area.

If someone is trapped, release the but-

ton immediately or press the button in

order to reopen the side window.

WARNING Risk of becoming trapped when

children operate the side windows

Children could become trapped if they operate

the side windows, particularly when unatten-

ded.

Activate the child safety lock for the rear

side windows.

When leaving the vehicle, always take the

key with you and lock the vehicle.

Never leave children unattended in the

vehicle.

Requirements

The power supply or the vehicle has been

switched on.

Closing

Opening

The buttons on the driver's door take precedence.

To start automatic operation: press the W

button beyond the point of resistance or pull

and release it.

To interrupt automatic operation: press or pull

the W button again.

154

Opening and closing

F247 0074 02

When the vehicle is switched o, you can con-

tinue to operate the side windows.

This function will be available for around four

minutes or until a front door is opened.

Automatic reversing function of the side windows

If an obstacle impedes a side window during the

closing process, the side window will open again

automatically. The automatic reversing function is

only an aid and is not a substitute for your atten-

tiveness.

During the closing process, make sure that no

body parts are in the closing area.

WARNING Risk of becoming trapped

despite there being reversing protection

on the side window

The reversing function does not react:

to so, light and thin objects, e.g. ngers.

during resetting.

The reversing function cannot prevent some-

one from becoming trapped in these situa-

tions.

During the closing process, make sure

that no body parts are in the closing

area.

If someone becomes trapped, press the

W button to open the side window

again.

Automatic function of the side windows

In the following cases, the side windows will be

closed automatically when the vehicle is switched

o:

if it starts to rain

Rain will be detected by a rain sensor on the

windscreen.

in extreme temperatures

aer a certain time (depending on the on-

board electrical system voltage)

if there is a malfunction in the power supply

The side windows will be closed as far as the ven-

tilation position.

Vehicles with a panorama sliding sunroof: the side

windows will be closed completely if the sliding

sunroof is open.

If the side windows are obstructed during auto-

matic closing, the side window concerned will

open again slightly. Aer another automatic clos-

ing process, the automatic function may be deac-

tivated. The automatic function will be active

again the next time the vehicle is started.

Convenience opening (ventilating the vehicle

before starting a journey)

WARNING Risk of entrapment when open-

ing a side window

When opening a side window, parts of the

body could be drawn in or become trapped

between the side window and window frame.

When opening, make sure that nobody is

touching the side window.

Release the button immediately if some-

body becomes trapped.

Opening and closing

155

F247 0074 02

Requirements

The key is near the vehicle.

Press and hold the Ü button on the key.

The following functions are performed:

The vehicle is unlocked.

The side windows are open.

The panoramic sunroof opens.

The seat ventilation of the driver's seat is

switched on.

If the roller sunblind of the panoramic sliding

sunroof is closed, the roller sunblind is

opened rst.

Interrupt convenience opening: Release the

key Ü.

Continue convenience opening: Press key

Ü again and keep it pressed.

Convenience closing (closing the vehicle from out-

side)

WARNING Risk of entrapment due to not

paying attention during convenience clos-

ing

When the convenience closing feature is oper-

ating, parts of the body could become trapped

in the closing area of the side window and the

sliding sunroof.

When the convenience closing feature is

operating, monitor the entire closing

process and make sure that no body

parts are in the closing area.

Requirements

The key is near the vehicle.

Press and hold the ß button on the key.

The following functions are performed:

The vehicle is locked.

The side windows are closed.

The panoramic sliding roof is closed.

To interrupt convenience closing: release the

ß button.

To continue convenience closing: press and

hold the ß button again.

Convenience closing also functions with KEY-

LESS-GO (/ page 144).

Resolving problems with the side windows

WARNING Risk of becoming trapped or

fatally injured if reversing protection is not

activated

If you close a side window again immediately

aer it has been blocked, the side window will

close with increased or maximum force. The

reversing function is then not active and body

parts may become trapped.

Make sure that no parts of the body are

in the closing area.

To stop the closing process, release the

button or press the button again to

reopen the side window.

156

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F247 0074 02

A side window cannot be closed and you cannot

see the cause.

Check to see whether any objects are in the

window guide.

Adjust the side windows.

Adjusting the side windows

If a side window is obstructed during closing and

reopens again immediately:

Immediately aer this, pull and hold the corre-

sponding button again until the side window

has closed and hold the button for at least one

more second (re-adjustment).

The side window will be closed without the

automatic reversing function.

If the side window is obstructed again and

reopens again immediately:

Immediately aer this, pull and hold the corre-

sponding button again until the side window

has closed and hold the button for at least one

more second (follow-up adjustment).

The side window will be closed without the

automatic reversing function.

The side windows cannot be opened or closed

using the convenience opening feature.

Possible causes:

The key battery is weak or discharged.

Check the battery using the indicator lamp

(/ page 139).

Replace the key battery, if necessary

(/ page 142).

Sliding sunroof

Opening and closing the sliding sunroof

The term "sliding sunroof" also refers to the

panorama sliding sunroof.

WARNING Risk of becoming trapped when

the sliding sunroof is being opened and

closed

Body parts may become trapped in the range

of movement.

During opening and closing, make sure

that no body parts are in the range of

movement.

Release the button immediately if some-

body becomes trapped.

Briey press the button in any direction

during automatic operation.

The opening or closing process will be

stopped.

WARNING Risk of entrapment if the slid-

ing sunroof is operated by children

Children operating the sliding sunroof could

get caught in the moving parts, particularly if

unattended.

Never leave children unattended in the

vehicle.

When leaving the vehicle, always take the

key with you and lock the vehicle.

Opening and closing

157

F247 0074 02

WARNING Risk of becoming trapped when

the roller sunblind is being opened and

closed

Body parts may become trapped between the

roller sunblind and frame or sliding roof.

When opening or closing, make sure that

no body parts are in the roller sunblind's

range of movement.

Release the button immediately if some-

body becomes trapped.

Briey press the button in any direction

during automatic operation.

The opening or closing process will be

stopped.

NOTE Malfunction due to snow and ice

Snow and ice may cause the sliding sunroof to

malfunction.

Open the sliding sunroof only if it is free

of snow and ice.

NOTE Damage caused by protruding

objects

Objects that protrude from the sliding sunroof

may damage the seals.

Do not allow anything to protrude from

the sliding sunroof.

NOTE Damage to the sliding sunroof when

a roof luggage rack is tted

When a roof luggage rack is tted, raising or

opening the sliding sunroof may be restricted.

Check whether the sliding sunroof can

be raised or opened when a roof luggage

rack is tted.

If in doubt, do not raise or open the slid-

ing sunroof.

Raise

Open

Close/lower

Use the 3 button to operate the panorama

sliding sunroof and the roller sunblind.

The panorama sliding sunroof can be operated

only when the roller sunblind is open.

158

Opening and closing

F247 0074 02

Check whether the sliding sunroof can be

raised or opened when a roof luggage rack is

tted.

To start automatic operation: press the 3

button beyond the point of resistance or pull

and release it.

To interrupt automatic operation: briey press

the 3 button in any direction.

The opening/closing process will be stopped.

Automatic reversing function of the sliding sun-

roof

If an obstacle obstructs the sliding sunroof during

the closing process, the sliding sunroof will open

again automatically. The automatic reversing func-

tion is only an aid and is not a substitute for your

attentiveness.

During the closing process, make sure that no

body parts are in the closing area.

WARNING Risk of becoming trapped

despite the reversing function being active

In particular, the reversing function does not

react:

to so, light and thin objects, e.g. ngers.

towards the end of the closing procedure.

during resetting.

During the closing process, make sure

that no body parts are in the closing

area.

Release the button immediately if some-

body becomes trapped.

Briey press the button in any direction

during automatic operation.

The closing process will be stopped.

Automatic reversing function of the roller sunblind

If an obstacle obstructs the roller sunblind during

the closing process, the roller sunblind will open

again automatically. The automatic reversing func-

tion is only an aid and is not a substitute for your

attentiveness.

When closing the roller sunblind, make sure

that no body parts are in the area of move-

ment.

WARNING Risk of becoming trapped

despite reversing function

In particular, the reversing function does not

react to so, light and thin objects, e.g. n-

gers.

When closing the roller sunblind, make

sure that no body parts are in the range

of movement.

Release the button immediately if some-

body becomes trapped.

Briey press the button in any direction

during the automatic closing process.

The closing process will be stopped.

Opening and closing

159

F247 0074 02

Automatic functions of the sliding sunroof

The term "sliding sunroof" also refers to the

panorama sliding sunroof.

The sliding sunroof will be closed automatically

when the vehicle has been switched o in the fol-

lowing situations:

if it starts to rain

Rain is detected by a rain sensor on the wind-

screen.

in extreme temperatures

aer a certain time (depending on the on-

board electrical system voltage)

if there is a malfunction in the power supply

The sliding sunroof will rise at the rear in order to

continue ventilating the vehicle interior.

If the sliding sunroof is obstructed during an auto-

matic closing procedure, it will be opened again

slightly. The automatic function for the sliding sun-

roof and the side windows will then be deactiva-

ted.

Rain closing function when driving

Vehicles with a panorama sliding sunroof: if it

starts to rain, the raised sliding sunroof will auto-

matically be lowered while the vehicle is in

motion.

Automatic lowering function

Vehicles with a panorama sliding sunroof: if the

sliding sunroof is raised at the rear, it will auto-

matically be lowered slightly at higher speeds. At

low speeds, it will be raised again automatically.

WARNING Risk of becoming trapped by

automatic lowering of the sliding sunroof

At higher speeds, the raised sliding sunroof

will automatically be lowered slightly at the

rear.

Make sure that nobody reaches into the

sliding sunroof's range of movement

while the vehicle is in motion.

If somebody becomes trapped, briey

push the sliding sunroof button forwards

or backwards.

By pushing or pulling the 3 button, you

can interrupt the automatic functions "Rain

closing function when driving" and "Automatic

lowering".

Rectifying problems with the sliding sunroof

WARNING Risk of becoming trapped or

fatal injuries when the sliding sunroof is

closed again

If the sliding sunroof is closed again immedi-

ately aer it has been blocked or reset, it will

close with increased force.

Make sure that no parts of the body are

in the closing area.

Release the button immediately if some-

body becomes trapped.

Briey press the button in any direction

during the automatic closing process.

The closing process will be stopped.

160

Opening and closing

F247 0074 02

The sliding sunroof cannot be closed and you can-

not see the cause.

The term "sliding sunroof" also refers to the

panorama sliding sunroof.

If the sliding sunroof is obstructed during closing

and reopens again slightly:

Immediately aer automatic reversing, pull

and hold the 3 button down again to the

point of resistance until the sliding sunroof is

closed.

The sliding sunroof will be closed with

increased force.

If the sliding sunroof is obstructed again and

opens again slightly:

Repeat the previous step.

The sliding sunroof will be closed again with

increased force.

Vehicles with a panorama sliding sunroof: the slid-

ing sunroof or the roller sunblind is not operating

smoothly.

Reset the sliding sunroof and the roller sun-

blind.

Resetting the sliding sunroof and the roller sun-

blind

Pull and hold the 3 button little by little

until the sliding sunroof is fully closed.

Pull and hold the 3 button little by little

until the roller sunblind is fully closed.

Use automatic operation to fully open and

then close the sliding sunroof.

Anti-the protection

Function of the immobiliser

The immobiliser prevents your vehicle from being

started without the correct key.

The immobiliser is automatically activated when

the vehicle is switched o, and deactivated when

the vehicle is switched on.

ATA (Anti-The Alarm system)

▌Function of the ATA system

If the ATA system is primed, a visual and audible

alarm is triggered in the following situations:

when a door is opened

when the tailgate is opened

when the bonnet is opened

when interior protection is triggered

(/ page 163)

when tow-away protection is triggered

(/ page 162)

The ATA system is primed automatically aer

approximately ten seconds in the following situa-

tions:

Aer locking the vehicle with the key

Aer locking the vehicle using KEYLESS-GO

Opening and closing

161

F247 0074 02

Indicator lamp 1 ashes when the ATA system is

primed.

The ATA system is deactivated automatically in the

following situations:

aer unlocking the vehicle with the key

Aer unlocking the vehicle using KEYLESS-GO

aer pressing the start/stop button with the

key in the storage compartment

(/ page 249)

▌Deactivating the ATA

Press the Ü, ß or p button on the

key.

Press the start/stop button with the key in the

stowage compartment (/ page 249)

Deactivating the alarm using KEYLESS-GO

Grasp the outside door handle with the key

outside the vehicle.

Function of tow-away protection

An audible and visual alarm is triggered if an alter-

ation to your vehicle's angle of inclination is

detected while tow-away protection is primed.

Tow-away protection is automatically primed aer

about 60 seconds:

Aer locking the vehicle with the key

Aer locking the vehicle using KEYLESS-GO

Tow-away protection is only primed when the fol-

lowing components are closed:

Doors

Tailgate

Tow-away protection is automatically deactivated:

Aer pressing the Ü or p button on the

key

Aer pressing the start/stop button with the

key in the storage compartment

(/ page 249)

Aer unlocking the vehicle using KEYLESS-GO

When using HANDS-FREE ACCESS

Information on collision detection on a parked

vehicle (/ page 319).

Priming/deactivating tow-away protection

Multimedia system:

Settings

Vehicle

Opening/closing

Vehicle protection

Prime or deactivate Tow-away protection.

162

Opening and closing

F247 0074 02

Tow-away protection is primed again in the follow-

ing cases:

The vehicle is unlocked again.

A door is opened.

The vehicle is locked again.

Function of interior protection

When interior protection is primed, a visual and

audible alarm is triggered if movement is detected

in the vehicle interior.

Interior protection is primed automatically aer

approximately ten seconds:

aer locking the vehicle with the key

aer locking the vehicle using KEYLESS-GO

Interior protection is only primed when the follow-

ing components are closed:

Doors

Tailgate

Interior protection is automatically deactivated:

aer pressing the Ü or p button on the

key

aer pressing the start/stop button with the

key in the stowage compartment

(/ page 249)

aer unlocking the vehicle using KEYLESS-GO

when using HANDS-FREE ACCESS

The following situations can lead to a false alarm:

when there are moving objects suchas mas-

cots in the vehicle interior

if a side window is open

if the panoramic sunroof is open

Priming/deactivating interior protection

Multimedia system:

Settings

Vehicle

Opening/closing

Vehicle protection

Prime or deactivate Interior motion sensor.

Interior protection is primed again in the following

cases:

The vehicle is unlocked again.

A door is opened.

The vehicle is locked again.

Opening and closing

163

F247 0074 02

Opening and closing for Your Mercedes GLA SUV Second Generation (2020-2026)

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