Have your owner’s manual handy. Place your vehicle in “park,” or “neutral” for a manual transmission. Firmly set the parking brake. Download and install the manufacturer’s code reader app to your ...

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 ...

Seeing your vehicle's check-engine light come on can throw a wrench in your travel plans. It can also feel a little scary: Does it mean your ride is headed for the scrapyard? Or is there a simple fix?

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 ...

We earn commissions from purchases you make using links in our articles. Learn more. If you think about the friends you have in your life, one of the things that makes that friendship work is ...

Almost all cars made after 1996 have an OBD2 diagnostic port for plugging into and reading trouble codes when a “check engine” light comes on. But some vehicles, particularly German ones made after ...