Setting Active Brake Assist
Requirements:
The vehicle is switched on.
Multimedia system:
Select the desired setting.
Deactivating Active Brake Assist
It is recommended that you always leave Active Brake Assist activated.
Select Off.
The distance warning function, the autonomous braking function and Evasive Steering Assist are deactivated.
The system is switched on again the next time the vehicle is started.
If Active Brake Assist is deactivated, the 
symbol appears in the status bar of the driver's display.