On-board diagnostics - Wikipedia
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 …
OBD-Codes OBD-II Trouble Codes - DTC Codes Car Repair
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.
What You Need to Know About OBD
Modern on-board diagnostic systems take a lot of the guesswork out of figuring out what's wrong with your vehicle. Learn how OBD works.
What is OBD? Understanding On-Board Diagnostics | Noregon
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 …
OBD1 vs OBD2: What’s the Real Difference? Complete Guide (2025)
Feb 20, 2025 · On-Board Diagnostics, commonly known as OBD, revolutionized how we maintain and repair vehicles. These systems monitor vital engine and emissions functions, providing …
What Does OBD Stand For? The Automotive Acronym Explained
May 19, 2025 · Curious what OBD stands for in cars? Learn what On-Board Diagnostics means, how it works, and why it’s essential for vehicle maintenance.
What Is an OBD2 Scanner and How Does It Work? - MotorTrend
Aug 26, 2024 · Discover what an OBD2 scanner is and how to use it to diagnose and fix car problems before they escalate into major repairs. Your check engine light can come on a host …
Everything You Need To Know About OBD, OBD II - Digital Trends
Apr 25, 2023 · 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 …
Tested: Best OBD-II Scanners for 2025 - Car and Driver
Aug 26, 2025 · OBD stands for onboard diagnostics, and an OBD-II scanner can check on your vehicle's vital systems, providing valuable information about warning lights, airbags, ABS, and …
How OBD Works - OBD Guides
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 …