Did your vehicle's check-engine light just pop on? An OBD-II scanner can provide some direction. We tested a handful to find ...

Did your vehicle's Check Engine light just pop on? An OBD-II scanner can provide some direction. We tested 11 of them to find the best for different situations.

Knowing it would be a handful to maintain, one of the first tools I made sure to pick up was an OBDII reader. It made diagnosing problems and solving warning lights way easier than I expected.

Already an affordable option, right now you can save over $25 on this diagnostic code reader from trusted brand Ancel.

Rev by DevToaster is an application for the iPhone and iPod Touch that allows real-time monitoring of vehicle ECU data from the OBD-II port. Rev interfaces with a WiFi OBD-II dongle. If your check ...

We've all been there: you're driving along, minding your own business, when all of a sudden your check engine light comes on or you begin to hear a mysterious rattle that you can't quite identify. At ...

An OBDII reader can reveal many of the mysteries hidden behind your car's check engine light. Thanks to Prime Day, this one is 17% off right now.

Rev by DevToaster is an application for the iPhone and iPod Touch that allows real-time monitoring of vehicle ECU data from the OBD-II port. Rev interfaces with a WiFi OBD-II dongle. If your check ...

I'm sure that around 1996 when the switch from OBD I to OBD II took place that there were still some cars that had that capability, but I haven't heard of that being able to do that on any newer cars.