Attaching a roof rack
WARNING Risk of injury if the maximum roof load is exceeded
When you load the roof, the centre of gravity of the vehicle rises and the usual driving characteristics as well as the steering and braking characteristics change. During cornering, the vehicle tilts more strongly and may react more sluggishly to steering movements.
If you exceed the maximum roof load, the driving characteristics, as well as the steering and braking characteristics, will be greatly impaired.
Always comply with the maximum roof load and adjust your driving style.
NOTE Vehicle damage from non-approved roof racks
The vehicle could be damaged by roof racks which have not been tested and approved by Mercedes-Benz.
Use only roof racks tested and approved for Mercedes-Benz.
Depending on the vehicle equipment, ensure that when the roof rack is fitted, the sliding sunroof can be fully raised.
Depending on the vehicle equipment, ensure that when the roof rack is fitted, the tailgate can be fully opened.
Position the load on the roof rack in such a way that the vehicle will not sustain damage even when it is in motion.
NOTE Damage to the panorama sliding sunroof caused by a non-approved roof rack
The panorama sliding sunroof may be damaged by the roof rack if you attempt to open it when using a roof rack not tested and approved for Mercedes-Benz.
When a roof rack is fitted, open the panorama sliding sunroof only if this has been tested and approved for Mercedes-Benz.
The panorama sliding sunroof may be raised to allow ventilation of the vehicle interior.
NOTE Damage to the covers
The covers may be damaged and scratched when being opened.
Do not use metallic or hard objects.
Carefully fold the covers 
upwards in the direction of the arrow.
upwards in the direction of the arrow. Secure the roof rack to the anchorage points under the covers .
. Comply with the roof rack manufacturer's installation instructions.
Secure the load on the roof rack.
Folding the rear seat backrest forwards
WARNING Risk of injury if the rear bench seat/rear seat and seat backrest are not engaged
If the rear bench seat/rear seat and seat backrest are not engaged they could fold forwards, e.g. when braking suddenly or in the event of an accident.
If this is the case, the vehicle occupant would be forced into the seat belt by the rear bench seat/rear seat or by the seat backrest. The seat belt cannot protect as intended and could result in additional injury.
Objects or loads in the boot/load compartment cannot be restrained by the seat backrest.
Make sure that the seat backrest and the rear bench seat/rear seat are engaged before every trip.
If the seat backrests are not engaged and locked in place, the lock verification indicator will be red.
Requirements:
To fold forward the middle seat backrest: the middle seat backrest has been unlocked.
The centre and outer seat backrests can be folded forwards.
Left and right seat backrests:
if necessary, fully insert the seat backrest head restraints More. Pull the release lever .
. 
Centre seat backrest:
pull release catch 
of seat backrest 
forwards. Fold the corresponding seat backrest forwards.
Folding back the rear seat backrest
WARNING Risk of injury if the rear bench seat/rear seat and seat backrest are not engaged
If the rear bench seat/rear seat and seat backrest are not engaged they could fold forwards, e.g. when braking suddenly or in the event of an accident.
If this is the case, the vehicle occupant would be forced into the seat belt by the rear bench seat/rear seat or by the seat backrest. The seat belt cannot protect as intended and could result in additional injury.
Objects or loads in the boot/load compartment cannot be restrained by the seat backrest.
Make sure that the seat backrest and the rear bench seat/rear seat are engaged before every trip.
NOTE Damage caused by trapping the seat belt when folding back the seat backrest
The seat belt could become trapped and thus be damaged when the seat backrest is folded back.
Make sure that the seat belt is not trapped when folding back the seat backrest.
Move the driver's or front passenger seat forwards, if necessary.
Fold the corresponding seat backrest back until it engages.
back until it engages. Left and right seat backrest: if the seat backrest is not engaged and locked, the red lock verification indicator will be visible.
Centre seat backrest: if the seat backrest is not engaged and locked, the red lock verification indicator will be visible.
Opening or closing the stowage space under the load compartment floor
WARNING Risk of injury due to an open load compartment floor
If you drive when the load compartment floor is open, objects could be thrown around and thereby strike vehicle occupants. There is a risk of injury, particularly in the event of sudden braking or a sudden change in direction.
Always close the load compartment floor before a journey.
To open:
pull handle upwards. Lift the load compartment floor upwards using handle .
. To close:
fold the load compartment floor downwards and then press handle down until it engages. Folding the ball neck out/in
WARNING Risk of accident due to the ball neck not being engaged
If the ball neck is not engaged, the trailer may come loose.
Always engage the ball neck as described.
WARNING Risk of injury from ball neck swinging outwards
The ball neck may swing outwards when unlocking or when it has not been properly engaged.
There is a risk of injury within the ball neck's range of movement!
Unlock the ball neck only when its range of movement is unobstructed.
Always be sure the ball neck is engaged when folding inwards.
Requirements:
The vehicle is secured against rolling away.
The swivel range is clear.
The trailer cables or adapter plugs have been removed.
Folding the ball neck out
Pull release switch until the ball neck unlocks.
until the ball neck unlocks. The ball neck will fold out from under the rear bumper.
Indicator lamp will flash.
Pull the ball neck in the direction of the arrow until it engages audibly in a vertical position.
Indicator lamp on the ball neck release switch will go out.
If the ball neck is not securely locked in place, the Trailer coupling Check lock display message will appear on the multifunction display.
Remove the cover cap from the ball head and store it in a safe place.
Make sure that the ball on the ball neck is clean. Check that it is either greased or dry (grease-free), depending on the instructions for the trailer.
Folding the ball neck in
Pull release switch until the ball neck unlocks.
until the ball neck unlocks. The ball neck will fold up under the rear bumper.
Indicator lamp will flash.
Push the ball neck in the direction of the arrow until it engages audibly behind the bumper.
Indicator lamp will go out and the message on the multifunction display will disappear.
Overview of the tie-down eyes
Observe the notes on loading the vehicle More.
Overview of the front stowage compartments
WARNING Risk of injury due to objects being stowed incorrectly
If objects in the vehicle interior are stowed incorrectly, they can slide or be thrown around and hit vehicle occupants. In addition, cup holders, open stowage spaces and mobile phone receptacles cannot always retain all objects they contain.
There is a risk of injury, particularly in the event of sudden braking or a sudden change in direction.
Always stow objects so that they cannot be thrown around in such situations.
Always make sure that objects do not protrude from stowage spaces, luggage nets or stowage nets.
Close the lockable stowage spaces before starting a journey.
Always stow and secure heavy, hard, pointed, sharp-edged, fragile or bulky objects in the boot/load compartment.
Observe the notes on loading the vehicle.
