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 emissions standards to …
What is OBD? What You Need to Know - AutoZone
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.
OBDLink® - Powerful Scan Tools For Android, iOS, & Windows
In addition to the included app, our tools are compatible with the most popular third-party apps. Explore a world of automotive possibilities, from customization to advanced monitoring. We stand behind our …
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.
OBD Clearinghouse
Jul 21, 2025 · To facilitate better understanding of On-Board Diagnostics (OBD) technology, the National Center for Automotive Science & Technology at Weber State University has established the National …
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 addressed and …
OBD System Explained: A Complete Beginner Guide to Modern Vehicle ...
OBD (On-Board Diagnostics) is an electronic monitoring system used in modern vehicles to track performance, capture faults, and help mechanics identify problems.
OBD1 vs OBD2: What’s the Difference & Which Scanner Do You Need?
Dec 5, 2025 · On-Board Diagnostics, commonly known as OBD, revolutionized how we maintain and repair vehicles. These systems monitor vital engine and emissions functions, providing crucial data …
OBDCOM Diagnostic Systems for ALL vehicles
"OBDCOM" is a diagnostic tool for 1996-2020 vehicles. Copyright (c)2002-2020 OBDCOM. All rights reserved. All site content is the property of OBDCOM. Help!
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.