The utility model discloses a door controller trouble information acquisition and transmission device, it includes: data acquisition module is connected with the door controller electricity, and it isright to be used for data acquisition is carried out to door controller trouble information, data processing module, with the data acquisition module electricity is connected, is used for handling data storage is carried out to door controller trouble information, communication circuit module, with the data processing module electricity is connected for door controller trouble information real -time transmission after will handling to the host computer with visualisation display, system power module, be used for for data processing module with the power supply of communication circuit module.The utility model discloses a to the real -time visualisation display of car door controller trouble information, remote monitoring and transmission storage, a large amount of theoretical data basesis provided for door controller's trouble early warning and state maintenance for dimension guarantor person has had more timely and clear understanding to door controller's trouble information, and the vehicle maintenance personnel of being convenient for can in time handle trouble information.