Activating/deactivating the hazard warning lights
Vehicles without MBUX hyper-screen
Vehicle with MBUX hyper-screen
Press button 
.
. The hazard warning lights will switch on automatically if:
the airbag has been deployed.
the vehicle is heavily braked from a speed of more than 70 km/h to a standstill.
When you pull away again, the hazard warning light system will switch off automatically at approximately 10 km/h. You can also switch off the hazard warning light system using the warning lamp button.
Removing the fire extinguisher
WARNING Risk of accident due to an incorrectly secured fire extinguisher in the driver's footwell
A fire extinguisher may impede pedal travel or block a depressed pedal.
This jeopardises the operating and road safety of the vehicle.
The fire extinguisher can be flung around and injure the driver or other vehicle occupants.
Always store and secure the fire extinguisher in the bracket.
Do not remove the fire extinguisher while driving.
Left-hand drive vehicle: pull tab upwards.
upwards. Right-hand drive vehicle: pull tab downwards.
downwards. Remove fire extinguisher 
.
. Removing the safety vest
The safety vests are located in stowage spaces in the front door.
Take the safety vest bag out of stowage space .
. Open the safety vest bag and pull out the safety vest.
Safety vests can also be stored in the rear door stowage spaces.
The requirements defined by the legal standard are only fulfilled in the following cases:
the safety vest is the correct size
the safety vest is fully closed whilst being worn
Replace the safety vest in the following cases:
the reflective strips are damaged or dirt on the reflective strips can no longer be removed
the maximum number of washes is exceeded
the fluorescence has faded
Removing the warning triangle
Open the load compartment floor.
Remove warning triangle .
. First-aid kit (soft sided)
First-aid kit (soft sided) is located on the left-hand side of the boot in the as-delivered condition.
QR code for rescue card
QR codes are attached in the socket flap and on the opposite side on the B-pillar. In the event of an accident, rescue services can use the QR code to quickly find the appropriate rescue card for your vehicle. The current rescue card contains the most important information about your vehicle in a compact form, e.g. the routing of the electric lines.
Further information can be obtained at Mercedes-Benz homepage - rescue card.
Starting assistance and charging the 12 V battery
Only have starting assistance provided by a qualified specialist workshop, e.g. a Mercedes-Benz Service Centre.
Only have the battery charged at a qualified specialist workshop, e.g. a Mercedes-Benz Service Centre.
Notes on electrical fuses
WARNING Risk of accident and injury due to overloaded lines
If you manipulate or bridge a faulty fuse or if you replace it with a fuse with a higher amperage, the electric line could be overloaded.
This could result in a fire.
Always replace faulty fuses with specified new fuses containing the correct amperage.
NOTE Damage due to incorrect fuses
Electrical components or systems may be damaged by incorrect fuses, or their functionality may be significantly impaired.
Only use fuses that have been approved by Mercedes-Benz and which have the correct fuse rating.
Blown fuses must be replaced with fuses of the same rating, which you can recognise by the colour and the label. The fuse ratings and further information to be observed can be found in the fuse assignment diagram.
Fuse assignment diagram: on the fuse box in the rear passenger compartment More.
NOTE Damage or malfunctions caused by moisture
Moisture may cause damage to the electrical system or cause it to malfunction.
When the fuse box is open, make sure that no moisture can enter the fuse box.
When closing the fuse box, make sure that the seal of the lid is positioned correctly on the fuse box.
If the newly inserted fuse also blows, have the cause traced and rectified at a qualified specialist workshop.
Ensure the following before replacing a fuse:
The vehicle is secured against rolling away.
All electrical consumers are switched off.
The vehicle is switched off.
Notes on flat tyres
WARNING Risk of accident due to a flat tyre
A flat tyre severely affects the driving characteristics as well as the steering and braking of the vehicle.
Tyres without run-flat characteristics:
Do not drive with a flat tyre.
Change the flat tyre immediately with an emergency spare wheel or spare wheel. Alternatively, consult a qualified specialist workshop.
Tyres with run-flat characteristics:
Observe the information and warning notes on MOExtended tyres (run-flat tyres).
In the event of a flat tyre, the following options are available depending on your vehicle's equipment:
Vehicles with MOExtended tyres: it is possible to continue the journey for a short period of time. Make sure you observe the notes on MOExtended tyres (run-flat tyres) More.
Vehicles with a TIREFIT kit: you can repair the tyre so that it is possible to continue the journey for a short period of time. To do this, use the TIREFIT kit More.
Vehicles with Mercedes me connect: you can make a call for breakdown assistance via the overhead control panel in the case of a breakdown More.
All vehicles: change the wheel More.
Overview of the tyre-change tool kit
Apart from some country-specific variants, vehicles are not equipped with a tyre-change tool kit. For more information on which tyre-changing tools are required and approved for performing a wheel change on your vehicle, consult a qualified specialist workshop.
You require the following tools, for example, to change a wheel:
Jack
Chock
Wheel wrench
Centring pin
The jack weighs approximately 3.4 kg.
The maximum load capacity of the jack can be found on the sticker affixed to the jack.
The jack is maintenance-free. If there is a malfunction, please contact a qualified specialist workshop.
The tyre-change tool kit is located in tool bag in the boot.
Depending on the vehicle equipment, the tool bag may be located at other positions in the boot.
The tool bag contains:
Jack
Gloves
Wheel wrench
Centring pin
Folding chock
Ratchet for jack
TIREFIT kit storage location
The TIREFIT kit is located under the load compartment floor.
Depending on the model, the TIREFIT kit may also be located in other places under the load compartment floor.
You can find information on the power category (LK) and/or electrical data on the back of the tyre inflation compressor:
LK3 – 12 V/20 A, 240 W, 1 kg
At a distance of approximately 1 m to the tyre inflation compressor and approximately 1.6 m above the ground, the following sound pressure levels apply:
Emission sound pressure level LPA 84 dB(A)
Sound power level LWA 92 dB(A)
The tyre inflation compressor is maintenance-free. If there is a malfunction, please contact a qualified specialist workshop.
Towing the vehicle with both axles on the ground
Observe the notes on the permitted towing methods More.
Make sure that the 12 V battery is connected and charged.
Observe the following points when the 12 V battery is disconnected or discharged:
the drive system cannot be started
the electric parking brake cannot be released or applied
the transmission cannot be shifted to position
or 
In the following situations, only transporting the vehicle is permitted:
if the transmission cannot be shifted to
if the 12 V battery is disconnected or discharged
if the multifunction display in the instrument cluster is not working
if the
Towing not permitted See Owner's Manual message is displayed if the
Top up coolant See Owner’s Manual message is displayed if the
Stop Switch engine off message is displayed
In such cases, transport the vehicle More.
NOTE Damage due to towing away at excessively high speeds or over long distances
The drivetrain could be damaged when towing at excessively high speeds or over long distances.
A towing speed of 50 km/h must not be exceeded.
A towing distance of 50 km must not be exceeded.
WARNING Risk of accident due to towing away a vehicle that is too heavy
If the vehicle being tow started or towed away is heavier than the permissible gross weight of your vehicle, the following situations may arise:
The towing eye may become detached.
The vehicle/trailer combination may even tip over.
Before tow starting or towing away a vehicle, check that it does not exceed the permissible gross weight.
If a vehicle must be tow-started or towed away, its permissible gross mass must not exceed the permissible gross mass of the towing vehicle.
Information on the permissible gross mass of the vehicle can be found on the vehicle identification plate More.
Towing away the vehicle
Fit the towing eye More.
Fasten the towing device.
NOTE Damage due to incorrect connection of the tow bar
Only connect the tow rope or tow bar to the towing eyes.
Deactivate the automatic locking mechanism More.
Do not activate the HOLD function.
Deactivate tow-away protection More.
Deactivate Active Brake Assist More.
Shift the transmission to position .
. Release the electric parking brake.
Remain in the cockpit during towing and observe the display messages.
Do not switch off the vehicle while it is being towed.
Do not open the driver's door or front passenger door; the transmission will otherwise automatically shift to .
. WARNING Risk of accident due to limited safety-related functions during the towing process
Safety-related functions are limited or no longer available in the following situations:
the vehicle is switched off.
the brake system or power steering system is malfunctioning.
the energy supply or the on-board electrical system is malfunctioning.
In such cases, do not tow the vehicle.
Transport the vehicle More.
NOTE Damage to the drive system
The vehicle may not be towed in the following situations:
the vehicle is switched off.
the brake system or power steering system is malfunctioning.
the energy supply or the on-board electrical system is malfunctioning.
In such cases, do not tow the vehicle.
NOTE Damage due to excessive tractive power
If you pull away sharply, the tractive power may be too high and the vehicles could be damaged.
Pull away slowly and smoothly.