A check engine light that returns after being reset means the underlying fault has not been repaired, only cleared from the vehicle’s diagnostic memory. The OBD-II system monitors engine and emissions ...

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 ...

In the January issue, we discussed the history of OBD. This time we are going to investigate some of the technology required to meet OBD II standards. To give an idea of the magnitude of technological ...

"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 ...

The 90s were a pivotal time in world history, and 1996 was no different. You might have spent the year glued to the TV playing Super Mario 64, or perhaps you were busy campaigning for Bill Clinton or ...

Vehicles manufactured since 1996 have had to comply with the CARB issued OBD-II specification. These vehicles use a standardized diagnostic connector and data output format. On-Board Diagnostics (OBD) ...

Replacing a worn-out, oil-burning, smoke-belching engine in a 4x4 is a big goal for many enthusiasts. Swapping in a late-model, fuel-efficient, more powerful engine is a great idea, but when it comes ...

All-in-One Testing: Supports battery testing, starter & charging system analysis, and complete OBD II functions including DTC lookup, freeze frame, and I/M readiness checks. Massive Data Storage: ...

Add Yahoo as a preferred source to see more of our stories on Google. Not so long ago, before software and electronics became so integrated, investigating car trouble and tuning performance was a ...