The OBD port is an electrical plug that OBD-II scanners, code readers, and other devices can be plugged into to access the OBD-II system. It is also the port that is typically used for state …

On-board diagnostics (OBD) is a term referring to a vehicle's self-diagnostic and reporting capability. In the United States, this capability is a requirement to comply with federal …

A car repair resource site that helps you diagnose vehicle OBD, OBD-II, and OBD2 problems. We have many articles on how to diagnose and repair many check engine light codes.

OBD systems monitor emissions to ensure that vehicles meet minimum requirements at all times. They also alert users when emissions exceed acceptable limits so that the issue can be …

2025年5月19日 · Curious what OBD stands for in cars? Learn what On-Board Diagnostics means, how it works, and why it’s essential for vehicle maintenance.

2025年2月20日 · On-Board Diagnostics, commonly known as OBD, revolutionized how we maintain and repair vehicles. These systems monitor vital engine and emissions functions, …

2023年4月25日 · OBD stands for On-Board Diagnostic. It’s the standardized system that allows external electronics to interface with a car’s computer system. It has become more important …

What is OBD? OBD stands for “ O n- B oard D iagnostics.” It is a computer-based system originally designed to reduce emissions by monitoring the performance of major engine …

2023年10月12日 · OBD, or on board diagnostics, was introduced by General Motors in 1981 to monitor the emission control system in the car. In 1986 California mandated that all cars sold …

On-Board Diagnostics (OBD) systems are sophisticated networks within a vehicle that monitor and report on the performance of its major components. At the heart of the OBD system is the …