Door window self -closing system

The utility model relates to an automation of automobile technical field discloses a door window self -closing system, including the automobile window lift control system, still include control module, pressure sensor, ECU, AD converter and drive circuit, the switching situation of the left front door of car is monitored to control module and automobile window lift control headtotail, and control module and pressure sensor are connected, and the pressure sensor setting is connected at the door top and with ECU, the last AD converter of connecting of ECU, and ECU is connected with being used for the drive circuit who controls the door window lift. The close condition of door is monitored through the control module who links to each other with the left front door of car to detect the condition of closing of door window through the pressure sensor who sets up at the door top, the car owner gets off and door window when not closing, and control module starts door window self -closing system, and controlled drive motor made the door window raise after ECU received the information of pressure sensor conveying, the self -closing of realization door window, the utility model discloses simple structure, the cost is lower, has fine suitability.