An autonomous driving vehicle, comprising: a braking system operable independent of driver input, including: a primary brake system; a secondary brake system; at least one braking unit (50a, 50b, 50c, 50d) controlled by the primary brake system or the secondary brake system; a reservoir, wherein fluid is supplied to the primary brake system and the secondary brake system from the reservoir; a primary controller controlling fluid pressure in the primary brake system; a secondary controller controlling fluid pressure in the secondary brake system independently of the primary controller; an actuator being part of the primary brake system, the actuator controlled by the primary controller and used to circulate fluid in a plurality of conduits; and sensors used for determining the environment of the vehicle in electrical communication with the primary controller and the secondary controller; wherein the sensors provide input to the primary controller to operate the primary brake system, and the secondary controller receives input from the sensors to operate the secondary brake system when the primary brake system is malfunctioning, at least one transition conduit (54a, 54b) in fluid communication with the primary brake system and the secondary brake system; at least one hydraulic cylinder cut valve (56a, 56b) disposed in the at least one transition conduit (54a, 54b); wherein the at least one hydraulic cylinder cut valve (56a, 56b) is placed in a closed position by the secondary controller when the primary brake system malfunctions. a braking system operable independent of driver input, including: a primary brake system; a secondary brake system; at least one braking unit (50a, 50b, 50c, 50d) controlled by the primary brake system or the secondary brake system; a reservoir, wherein fluid is supplied to the primary brake system and the secondary brake system from the reservoir; a primary controller controlling fluid pressure in the primary brake system; a secondary controller controlling fluid pressure in the secondary brake system independently of the primary controller; an actuator being part of the primary brake system, the actuator controlled by the primary controller and used to circulate fluid in a plurality of conduits; and sensors used for determining the environment of the vehicle in electrical communication with the primary controller and the secondary controller; wherein the sensors provide input to the primary controller to operate the primary brake system, and the secondary controller receives input from the sensors to operate the secondary brake system when the primary brake system is malfunctioning, a primary brake system; a secondary brake system; at least one braking unit (50a, 50b, 50c, 50d) controlled by the primary brake system or the secondary brake system; a reservoir, wherein fluid is supplied to the primary brake system and the secondary brake system from the reservoir; a primary controller controlling fluid pressure in the primary brake system; a secondary controller controlling fluid pressure in the secondary brake system independently of the primary controller; an actuator being part of the primary brake system, the actuator controlled by the primary controller and used to circulate fluid in a plurality of conduits; and sensors used for determining the environment of the vehicle in electrical communication with the primary controller and the secondary controller; wherein the sensors provide input to the primary controller to operate the primary brake system, and the secondary controller receives input from the sensors to operate the secondary brake system when the primary brake system is malfunctioning, at least one transition conduit (54a, 54b) in fluid communication with the primary brake system and the secondary brake system; at least one hydraulic cylinder cut valve (56a, 56b) disposed in the at least one transition conduit (54a, 54b); wherein the at least one hydraulic cylinder cut valve (56a, 56b) is placed in a closed position by the secondary controller when the primary brake system malfunctions.