Imagine quickly diagnosing why your car's check engine light is on. A scan tool, also known as a trouble code reader, can ...

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 ...

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 ...

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 ...

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 ...

Having a solid OBD2 scanner in your toolbox is a surefire way for DIYers to save money every time a check engine light comes on. With today’s cars packed full of sensors and electronics, a simple ...

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 ...