If you've got a programmer for your truck, then you have diagnostic trouble code (DTC) reader built into your programmer. Lucky you. But for the rest of us, we still need a way to read codes on our ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The check-engine light suddenly appearing on your dashboard is enough to dampen any drive. For the ...

An OBD2 (On-Board Diagnostics II) scanner can provide information about the status and health of various vehicular systems.

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 ...

OBD-II diagnostic device BlueDriver interprets engine error codes to suggest what might need fixing, and lets you know if your car is ready for a smog check. Wayne ...

We may receive a commission on purchases made from links. If you've ever connected a standard OBD-II scanner to your motorcycle only to find it doesn't work as expected, you're not alone. Unlike cars, ...

What’s an OBD-II (sometimes alternatively referred to as OBD-2, and other times in either form absent the interstitial hyphen) scanner? Answering that question first requires an understanding of what ...

Q:I have read all three “Rough Running” articles and have a question. Part 3 specifically addresses 1982-1995 (OBD-I) EFI problems and talks about diagnosing fuel injection problems using a scanner. I ...

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?

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?