Introduction A basic OBD2 scanner is mainly used to read engine-related fault codes and basic emissions data. That may be enough for checking a Check ...

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 ...

The scanner can reveal the trouble code hiding behind your Check Engine light, but you should not treat that as a definitive diagnosis.

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The Actron PocketScan Code Reader is small and lightweight. Its interface is easy to use, and the company includes solid diagnostic information on its Web site. The cord on the Actron PocketScan Code ...

Modern cars are basically computers on wheels. With so many electrical systems, sensors, and motors, there’s so much that could potentially go wrong. When something does go awry, pinpointing the ...

If you've been involved in automotive repair for a while, you probably know that modern vehicles use onboard diagnostic (OBD) systems to help notify us when there's a problem. The OBD system works ...

Harbor Freight is known for its wide selection of tools, hardware, equipment, and nearly anything pros or DIYers can imagine. One notable offering is the company's Maddox screen code reader, which ...

REVIEW – If you’re of a certain age, you remember easy-to-work-on vehicles. My first car, a 1967 Buick Special, was just such a vehicle. If you wanted to change the oil, you could do it from the top ...

There it is. On your dashboard. Staring at you, mocking you, making you plot insurance fraud: your car’s check engine light. That little bugger has been on your dash for weeks now and you haven’t been ...