If you've been involved in automotive repair for a while, you probably know that modern vehicles use onboard diagnostic (OBD) systems to help notify us when there's a problem. The OBD system works ...

Modern automotive diagnostics is no longer about guesswork — it’s about precision, data, and the right tools. From PID triggers to targeted active tests, scan tools are empowering technicians to ...

In 1976, Chrysler ushered in the computer engine management system era with their Electronic Lean Burn 400 4-bbl. This early computerized spark-advance control system was developed to make the engine ...