Vehicle driving assistance, method and system

An automatic controller includes an output signal connected to a solenoid valve and input signals. The output signal activates the solenoid valve which activates a vacuum booster assembly that activates a hydraulic brake assembly depending on input signals. The input signals include brake pedal position signal, throttle position signal, and lateral acceleration signal. Independent claims are also included for the following: (A) a method for assisting driving of vehicle; and (B) a system for assisting driving of vehicle.