Once upon a time, you could diagnose the culprit of your Mazda MX-5 Miata's check engine light with a paperclip. We now use OBD-II technology for that.

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 ...

View post: The 2026 Mazda CX-5 Has Many Trims, But Only One Is The Smart Buy Autoblog may receive a share from purchases made via links on this page. Pricing and availability are subject to change. We ...

OBD-II diagnostic device BlueDriver interprets engine error codes to suggest what might need fixing, and lets you know if your car is ready for a smog check. Wayne ...

2-in-1 OBD II Scanner with Battery Tester: Dual-capability tools like leagend BA670 and leagend BA570 combine OBD II diagnostics with battery health checks-ideal for garages looking to maximize tool ...