Get Opening and closing -> Sliding sunroof Guide for Mercedes CLA 4 Door Third Generation (2025-2026)

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 are:

The key battery is weak or discharged.

Check the battery using the indicator lamp

(/ page 69).

Replace the key battery, if necessary

(/ page 71).

Sliding sunroof

Opening and closing the sliding sunroof

The term "sliding sunroof" also refers to the

panorama roof with power tilt/sliding panel.

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 becoming trapped if the

sliding 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.

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.

Opening and closing

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 panorama roof with

power tilt/sliding panel due to non-

approved roof luggage racks

The panorama roof with power tilt/sliding

panel may be damaged by the roof luggage

rack if you attempt to open it when using a

roof luggage rack not tested and approved for

Mercedes-Benz.

When a roof luggage rack is installed,

open the panorama roof with power tilt/

sliding panel only if this has been tested

and approved for Mercedes-Benz.

The panorama roof with power tilt/sliding

panel may be raised to allow ventilation of the

vehicle interior.

Raise

Open

Close/lower

Use the 3 button to operate the panorama

roof with power tilt/sliding panel and the roller

sunblind.

Opening and closing

The panorama roof with power tilt/sliding panel

can be operated only when the roller sunblind is

open.

Check whether the sliding sunroof can be

raised or opened when a roof luggage rack is

installed.

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.

Vehicles with a panorama roof with power tilt/

sliding panel: the automatic raising feature is

available only when the sliding sunroof is closed

or raised.

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

Automatic functions of the sliding sunroof

The term "sliding sunroof" also refers to the

panoramic sliding sunroof.

Rain closing function when driving

Vehicles with a panoramic 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 panoramic 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.

The sliding sunroof cannot be closed and you can-

not see the cause.

The term "sliding sunroof" also refers to the

panorama roof with power tilt/sliding panel.

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.

Opening and closing

Vehicles with a panorama roof with power tilt/

sliding panel: The sliding sunroof or the roller sun-

blind 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 immobilizer

The immobilizer prevents your vehicle from being

started without the correct key.

The immobilizer is automatically activated when

the vehicle is switched o, and deactivated when

the vehicle is switched on.

When leaving the vehicle, always take the key with

you and lock the vehicle. Anyone can start the

vehicle if a valid key has been le inside the vehi-

cle.

In the event the engine cannot be started (yet

the vehicle’s battery is charged), the system is

not operational. Contact an authorized

Mercedes-Benz Center or call

1-800-FOR-MERCedes (in the USA) or

1-800-387-0100 (in Canada).

ATA (anti-the alarm system)

▌Function of the ATA system

If the ATA system is armed, a visual and audible

alarm is triggered in the following situations:

When a door is opened

When the trunk lid is opened

When the hood is opened

When interior protection is triggered

(/ page 90)

When the tow-away alarm is triggered

(/ page 90)

The ATA system is armed automatically aer

approximately ten seconds in the following situa-

tions:

Aer you lock the vehicle with the key

Aer you lock the vehicle using KEYLESS-GO

Indicator lamp 1 ashes when the ATA system is

armed.

Opening and closing

Opening and closing -> Sliding sunroof for Your Mercedes CLA 4 Door Third Generation (2025-2026)

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