Personal vehicle diagnostic system and method based on smart mobile terminal

摘要

The present invention provides a personal vehicle diagnosis system and method based on a smart mobile terminal. The system comprises a smart mobile terminal (1), a diagnostic connector (2) communicatively connected to the smart mobile terminal (1), and a backend server (3) communicatively connected to the smart mobile terminal (1) . The smart mobile terminal (1) has a wireless communication function, a built-in network function and a display function, and the client software (13) and the automobile diagnosis application software (15) are installed, and the diagnostic connector 2), realizes updating and upgrading of the client software (13) and the automobile diagnostic application software (15) by communicating with the backend server (3) through the built-in network function. The diagnostic connector (2) realizes communication according to the vehicle diagnostic standard protocol with the automobile electronic control unit (7) by connecting with the automobile diagnostic socket (5).