Automobile rear-end prevention system

The utility model relates to an automobile rear-end prevention system. The system comprises an information acquisition unit, an information processing unit and an output control unit. The information acquisition unit comprises distance measurement sensors, a temperature sensor, a driver state sensor and a vehicle speed sensor, wherein the distance measurement sensors comprise various distance measurement sensors which utilize various distance measurement modes; the information processing unit comprises a self-detection module, a temperature judgment module, a distance measurement information fusion calculation module, a safety distance calculation module and a judgment control module; and an output control unit is controlled by the information processing unit to take the corresponding action. The automobile rear-end prevention system provided by the utility model has simple structure, low cost and more obvious action effects.