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

Like most code readers, the FIXD module plugs into your vehicles OBD-II port and uses Bluetooth to connect to your phone. The App will connect to your car and give you all the current information.

Most project car enthusiasts know that Harbor Freight is a treasure trove of tools, but the retailer sells plenty of gadgets ...

Even the cheapest, simplest OBDII scanners will read out codes from the car, allowing the user to look up what the code means and how to fix it.

Having a hard time interpreting the car codes your dashboard is displaying? Car codes can be confusing, so here are the best OBD2 scanners for reading, analyzing and clearing diagnostic trouble ...

When it comes to cheap versus expensive car diagnostic tools, the primary differences lie in the devices' capabilities and features. At their core, OBDII code readers are designed to provide ...