For some time now, vehicles sold across the world have had the ability to self diagnose their problems. This capacity is referred to in the industry as on-board diagnostics, or OBD. On-board computers ...

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 ...

The world of car diagnostics has changed a lot over the last 50 years. Back in the '70s and earlier, a mechanic's most valuable diagnostic tools were usually their eyes and ears. You could figure out ...

If you purchase an independently reviewed product or service through a link on our website, Rolling Stone may receive an affiliate commission. So your engine light is on. It could be nothing. Or it ...

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 ...

Discover the truth about the SynGas OBD Fuel Saver in this comprehensive 2026 review. Learn how it works, what real users say, its pros and cons, pricing, and whether it's worth buying to reduce fuel ...

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 ...

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?

When my check engine light came on recently, I decided to try the FIXD scanner to avoid an unnecessary mechanic visit. The device plugs into the OBD2 port and pairs with my phone via Bluetooth, giving ...

Add Yahoo as a preferred source to see more of our stories on Google. You're driving down the road, everything seemingly normal. Then, out of the corner of your eye, you see a light come on: the ...

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 ...