The second iteration of on-board diagnostics, OBD II, has been required tech on all new cars sold in the U.S. since 1996. That means that anyone who uses or works on cars less than three decades old ...

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 ...

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 ...