To ensure your own safety and the safety of your passengers, observe the following actions in the specified order :

Stop the vehicle at a safe distance away from moving traffic and on a suitable surface .

Switch on the hazard warning lights using the button .

Switch on the electronic parking brake Braking, stopping and parking Brakes Parking .

Select the neutral position or move the selector lever to P Changing gear Changing gear Automatic gearbox see Automatic gearbox_0 Automatic gearbox see Changing gear_0 Automatic gearbox Manual gearbox see Changing gear_0 Manual gearbox .

Stop the engine and remove the key from the ignition Immobilizer display.

Ensure that all occupants exit the vehicle and proceed to a safe position away from moving traffic, e.g. behind the safety barrier.

Take all vehicle keys with you when you leave the vehicle.

Place the warning triangle in position to draw the attention of other road users to your vehicle.

Allow the engine to cool down and, if necessary, seek expert assistance.
When the hazard warning lights are switched on, for example if the vehicle is being towed, a change in direction or lane change can still be indicated by operating the turn signal. The warning lights will be interrupted temporarily.
Switch on the hazard warning lights:
Always follow local regulations for the use of the hazard warning lights.
If the hazard warning lights are not working, use an alternative method of drawing attention to the broken-down vehicle. This method must comply with traffic legislation.

WARNING

WARNING
The vehicle battery will discharge if the hazard warning lights are left on over a long period of time – even when the ignition is switched off.
If you brake hard at speeds over approximately 80 km/h (50 mph), the brake lights will flash to warn the traffic behind. If you then continue to brake, the hazard warning lights will be switched on automatically at speeds under approximately 10 km/h (6 mph). The brake light will light up steadily. Once the vehicle starts to accelerate, the hazard warning lights will switch off again.
Making you and your vehicle safe
First aid kit, warning triangle and fire extinguisherMeasuring tread depth
Note
The tread depth is measured in the main tread channels.
Do not measure at the TWIs (Tread Wear Indicators).
Measure the tread depth in the main tread channel, a ...
Checklist
To ensure your own safety and the safety of your passengers, observe
the following actions in the specified order :
Find a firm and level surface suitable
for lifting the vehicle.
Switch off the engine. Select a gear
if the vehicle has a manual gearbox, or move the selector lever ...
Checking airbag securing parts after an accident
All damaged securing parts must always be renewed. It is not
permissible to bend the components back into shape or
»make them fit«
The following components must be checked after the relevant
airbag has been triggered.
...