That's where OBD-II scanners come in, giving enthusiasts and everyday drivers a window into their vehicle's diagnostic systems. If you're chasing down the cause of a check-engine light, ensuring peak ...

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Before I figured out how to work on cars, onboard computer systems scared me. I’ve had no formal training, after all, so the idea of a car’s complex electricals and countless sensors made DIY work ...

On-board diagnostics (OBD) means different things to different people. To the guy who still cranks over his '71 'Cuda every morning to get to the plant, it scares him to death. But then again, he's ...

Most of us cringe in fear when the check engine light in the dashboard of a modern 4x4 is tripped on. Your mind begins to spin in frustration wondering what could have triggered it, how bad it really ...

Code readers are diagnostic tools that every car owner should consider owning. Having one of these is as important as carrying a spare tire or a fire extinguisher in the trunk. Back in the day, before ...

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 ...

We've all been there—that pesky check engine light pops up on your dashboard. Instantly, thoughts of expensive mechanic bills, weeks of it being repaired in the garage, and inconveniences galore flash ...

Autoblog aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. Car trouble got you down? When diagnosing a problem in any modern ...

H ave 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 technic ...

MORE CODES: To understand the problem with your vehicle you need the complete picture. With an up-to-date modern scan tool, you scan deeper to read, understand, and clear more codes. Access ...