See also:

Faults in the system
If the information symbol illuminates and Park assist syst Service required is shown on the information display, this indicates that the system is not functioning properly and has been disengaged. ...

Vehicles equipped with Park Assist
Colored fields (4-one per sensor) indicate distance If the vehicle is equipped with the optional Park Assist system, the distance to an object will be indicated more exactly and colored markers ...

Anti-lock braking system (ABS)
The Anti-lock Braking System (ABS) helps to improve vehicle control (stopping and steering) during severe braking conditions by limiting brake lockup. When the system "senses" impend ...