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?

Modern cars generate mountains of diagnostic data, and choosing the right OBD-II scanner can make the difference between ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Since the mandate of the OBD-II port in 1996, auto mechanics have accessed vital information about your ...

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OBD2 scanners allow vehicle owners to tap into their car’s on-board diagnostic systems directly to troubleshoot check engine light warnings and performance issues. Here are five of the best.

Weekend wrenchers rejoice: there’s finally a CarPlay-compatible OBD scanner app available for iPhone users. It’s called OnTrack. For years we’ve been restricted to using a phone mount to diagnose cars ...

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?

OBD2 scanners allow vehicle owners to tap into their car’s on-board diagnostic systems directly to troubleshoot check engine light warnings and performance issues. Here are five of the best. Get up-to ...

"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 ...

️ Editor's note: This product category requires new testing about once a year. We'll update this article with the most recent information when it's available. Modern cars are technological marvels, ...