VEHICLE DIAGNOSTIC SYSTEM, VEHICLE DIAGNOSTIC DEVICE, AND VEHICLE DIAGNOSTIC METHOD

摘要

Disclosed are a vehicle diagnostic system, a vehicle diagnostic device, and a vehicle diagnostic method wherein it is possible to provide sufficient services to the user of the vehicle. Specifically, disclosed is a vehicle diagnostic system in which a vehicle diagnostic device receives a status value indicating the operational status of vehicle mounted devices mounted on a vehicle to be diagnosed from said vehicle by means of wireless communication, and determines whether or not the status value thus received is within the normal range of the distribution of status values, which is obtained from the vehicle when the vehicle mounted devices are operating normally, thereby diagnosing the vehicle that sent the aforementioned status value.