DRIVER ASSISTANCE SYSTEM AND CONTROL METHOD THEREOF

Disclosed is a driver assistance system, which performs lane following assist control to keep a vehicle in the center of a lane by generating a required steering torque by a lane following assist system, including a controller configured to determine whether a driving situation is a situation in which steering intervention of a driver is required when the lane following assist control is performed, and adjust at least one of an attenuation amount of a required steering torque and a threshold value of a driver override determination for determining a driver override when the driving situation is the situation in which the steering intervention of the driver is required.