From modern OBD-II scanners to specialized powertrain testing, understanding your car’s diagnostics can save you time, money, and stress. Knowing the signs of key component failures and how to ...

Code readers are diagnostic tools that every car owner should consider owning. Having one of these is as important as carrying a spare tire or a fire extinguisher in the trunk. Back in the day, before ...

Understanding OBD-II and trouble codes Most U.S. vehicles from 1996 onward use the OBD-II system, which allows scan tools to read diagnostic trouble codes (DTCs) from the car’s computer. These codes ...