Patent ID: 8649948
Filing Date: 2014-02-11
Classification: B60T,B60W

Abstract:
1. A vehicle hill start assist system, comprising: a brake device for producing a braking force according to an operation of a brake operating member; an inclined road determining unit for determining if a road surface is inclined; a brake control unit that performs a maintaining control for controlling a reduction in a braking force of the brake device following a release of the brake operating member so as to maintain a stationary state of the vehicle when the inclined road determining unit has detected that the vehicle is kept stationary on an inclined road surface; and an abnormality determining unit for determining an abnormality in a detected value on a drive direction of a drive wheel or in a drive force of a drive wheel; wherein the brake control unit comprises a maintaining control unit that causes the maintaining control to maintain the stationary state of the vehicle for a shorter period of time when the abnormality determining unit determines an abnormality than when the abnormality determining unit does not determine an abnormality.