The invention aims at providing a special refreshing tool and a refreshing method for automobile controller
software, which are simple in structure, low in cost and convenient for use, and solve the problem about the modification and the
upgrade of a control module of an automobile. The special refreshing tool for the automobile controller
software provided by the invention comprises a power supply module, a
data processing unit, a CAN (controller
area network)
transceiver, an OBD (
on board diagnostic) connector
assembly and a computer
data interface connected with the computer, wherein the
data processing unit is respectively connected with the power supply module, the CAN
transceiver and the computer
data interface, and the CAN
transceiver is connected with the OBD connector
assembly. The special refreshing tool for the automobile controller
software provided by the invention has the advantages of low cost, convenience for carrying, fast
rewriting speed, high accuracy and the like, and is very suitable for
rewriting the software of the automobile controller in the development and maintenance process, with very good practicability.