What is OBD-II: On-Board Diagnostics (OBD-II) is a standardized system in all US cars since 1996 that monitors vehicle health and stores Diagnostic Trouble Codes (DTCs) when faults occur. Common ...

What is OBD-II: A standardized system in all cars since 1996 that monitors engine, transmission, and emissions, storing trouble codes when something’s off. Why it matters: Reading codes with a scanner ...

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 ...

Your check engine light can come on a host of reasons, ranging from a loose gas cap to a faulty engine component. If you see a light illuminated on your dashboard, you can use an OBD2 scanner to ...

️ Editor's note: This product category requires new testing about once a year. We'll update this article with the most recent information when it's available. Modern cars are technological marvels, ...

OK, so imagine, you're four-wheelin' with a bunch of friends in Baja, or maybe you're halfway into some backroad in Canada. After a beautiful camp, 50 miles from the nearest light bulb, you pack up ...