Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? The check engine light by its nature is vague, just a general indication that ...

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 ...

Check engine lights are never fun, but having the right tool on hand can make a frustrating situation far easier to deal with. Instead of waiting for an appointment or paying for a quick scan at the ...

If you purchase an independently reviewed product or service through a link on our website, Rolling Stone may receive an affiliate commission. So your engine light is on. It could be nothing. Or it ...

The Ancel AD410 OBD2 Scanner is on sale at Amazon for 22% off, and one shopper called it a "good tool for troubleshooting." ...

The top end of the technology ladder is held by a scan tool. This car diagnostic tool plugs into the OBD-II port (“OBD” is an acronym for on-board diagnostics, and the “II” designates the second ...