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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 ...

This article was updated in November 2025 with new information. You know you’ve earned your DIY stripes when you can stay calm the moment something goes wrong. And with cars, that moment usually ...

We've compiled a list of some of the best OBD2 diagnostic scanners describing their features, specifications, compatibility, and benefits. The automotive industry has a huge variety of OBD2 scanners ...

Repair Reports generated by the Lemur BlueDriver not only interpret error codes, but suggest causes and fixes. The Smog Check feature can let you know if your car is ...

It’s something no driver wants to see: a check engine light glowing on the dashboard. You know something’s wrong with your car—but what, exactly? That’s where an OBD2 code reader comes in handy. These ...

There's nothing more intimidating for many drivers than to find a warning error light appear on your vehicle dashboard. While some may be confident in their ability ...

Have you ever looked under your car's steering wheel at all the wires, fuses, and plugs? If so, you might find an odd plug called an OBD-II port. That's the same port any technician uses during a smog ...

It's never a good time when one or more dashboard lights decide to turn on. While some dashboard lights are more common and easier to explain, others require a bit more insight to figure out what's ...

️ 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, ...