SAE J1939 (hereinafter referred to as J1939) is the recommended standard of the American Society of Automotive Engineers (SAE). It is controlled and communicated by the "Truck and Bus Electrical Electronics Committee" (Track Bus Electrical

In order to better ensure the safety of vehicles and protect the environment. After 1996, automakers began to equip cars and trucks with OBD-II ports. Each system is basically the same, but there will be subtle changes. These are called agr

With the rapid development of the times, cars have entered everyone's field of vision. The safety of vehicles has also received more attention. When the car breaks down, the corresponding solution will be found. The OBD scanner and OBD wiri

OBD is the abbreviation of On-Board Diagnostics in English. This system is mainly to monitor the operating conditions of the car's engine, and a warning will be issued when the exhaust gas exceeds the limit during operation. When the system