Nearly all TTAC readers and writers have wrenched on a vehicle equipped with the OBD-II diagnostic system. Having a handheld code reader in yer box of tools can help douse that infernal check ...

Most code readers should also be able to clear codes, meaning you can erase whatever trouble code the car has logged to trigger the warning light in question.

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.

We've all been there: you're driving along, minding your own business, when all of a sudden your check engine light comes on or you begin to hear a mysterious rattle that you can't quite identify. At ...