If you own a car built after 1996, it comes equipped with a second-generation onboard diagnostic (OBD or OBDII) system. These systems work together with the vehicle's primary computer or powertrain ...

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?

Not so long ago, before software and electronics became so integrated, investigating car trouble and tuning performance was a mostly mechanical affair. Early electronic scanners and systems were brand ...

That 16-pin connector tucked beneath the dashboard of every car built after 1996 is one of the most underused tools available to everyday drivers. Most people encounter the OBD-II port only when a ...

His current (and only) option is to buy some mother-expensive diagnostic equipment from a large auto parts company. This is a)expensive, b) unwieldly, and c) not really expandable. Any time he wants ...

Maybe every car owner encounters a flashing check engine light, and this problem has puzzled me for a long time, I’m not sure if the engine injector needs to be cleaned, or the engine combustion is ...

The OBD-II port. It's one of the most fascinating features of most modern cars, and, for lack of a better word, it's a portal into all of your car's deepest and darkest secrets. No, it's not hiding a ...