brake assist system
as defined in Regulation (EC) No 78/2009 of the European Parliament and of the Council of 14…, Article 3, point (2) (Definitions)
a function of the braking system that deduces an emergency braking event from a characteristic of the driver’s brake demand and, under such conditions: (a) assists the driver to deliver the maximum achievable braking rate; or (b) is sufficient to cause full cycling of the Anti-lock Braking System