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

Get the read on your car issues with an OBD-II code reader. I tried out some of the top brands on the market to find the best one for your needs.

The Drive's DIYers show you what an OBD2 scanner is, how it works, how to use one, and which is the best you can have in your home garage.

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

The automotive industry has a huge variety of OBD2 scanners that come in a wide range of price tags starting from less ...

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Some code readers are basic. They scan, read, and interpret Diagnostic Trouble Codes (DTCs) coming from a car's on-board computer.

If you own a car, you need an OBD2 scanner. The most basic function of these devices is to tap into your vehicle’s onboard diagnostics system to read and clear engine trouble codes. But then ...

Discover what an OBD2 scanner is and how to use it to diagnose and fix car problems before they escalate into major repairs.

Autoblog may receive a share from purchases made via links on this page. Pricing and availability are subject to change.

Pair the code reader Locate the OBDII 16-pin universal Data/Diagnostic Link Connector or data port. The data port is usually under the dashboard on the driver’s side of the car, near the footwell.