Data refreshing method and a data refreshing apparatus after a failed ECU brushing and writing

The present invention is applicable to the technical field of automotive electronics and provides a data refreshing method and a data refreshing apparatus after a failed ECU brushing and writing, including: establishing a communication connection between a data refreshing apparatus and an ECU of a user vehicle; determining configuration information of a user vehicle; obtaining An ECU data file matching the vehicle configuration information; refreshing an ECU data file of the user vehicle over the established communication connection. Making it possible to refresh the ECU of the vehicle directly without having to go to the after-sales service department of a special vehicle model for heavy-duty brushing. The operation is simple, convenient and low in cost. 本发明适用于汽车电子技术领域，提供了种ECU刷写失败后的数据刷新方法及数据刷新装置，包括：数据刷新装置与用户车辆的ECU之间建立通信连接；确定用户车辆的配置信息；获取与所述车辆配置信息匹配的ECU数据文件；通过所述建立的通信连接，对所述用户车辆的ECU数据文件进行刷新。使得可以直接对车辆的ECU进行数据刷新，而不需去专门的车辆车型的售后服务机构进行重刷，操作简单，方便，成本低。