OBD2 scanners from budget and premium manufacturers were tested to determine which diagnostic tools actually provide the best performance and value. Code reading, live data capability, diagnostic ...

This article was updated in August 2026 with new products and information. A dreaded check-engine light can foretell a whole host of vehicular issues, ranging from cheap fixes to massive overhauls.

We may receive a commission on purchases made from links. The OBD acronym stands for on-board diagnostics, a system built into modern vehicles that monitors the performance of the engine and other ...

View post: Longest-Lasting Cars 2026: Five Of The Highest-Ranked Are Already Gone Autoblog may receive a share from purchases made via links on this page. Pricing and availability are subject to ...

The first step to automotive repair is diagnosing the problem. Sometimes that’s a fairly simple project, as with a flat tire or filthy air filter you can spot from a mile away. But sometimes it’s a ...

While the purpose of an OBD2 scanner can prove invaluable in diagnosing a vehicle’s issues, the cost of entry varies widely. How much you spend on an OBD2 scanner depends on your specific needs and ...

Your check engine light can come on a host of reasons, ranging from a loose gas cap to a faulty engine component. If you see a light illuminated on your dashboard, you can use an OBD2 scanner to ...

Seeing your vehicle's check-engine light come on can throw a wrench in your travel plans. It can also feel a little scary: Does it mean your ride is headed for the scrapyard? Or is there a simple fix?

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The check-engine light suddenly appearing on your dashboard is enough to dampen any drive. For the ...

Seeing your vehicle's check-engine light come on can throw a wrench in your travel plans. It can also feel a little scary: Does it mean your ride is headed for the scrapyard? Or is there a simple fix?