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

What is an OBD scanner? OBD stands for "on-board diagnostics." It connects to your car's computer system and can read the internal codes to diagnose problems.

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.

You should choose the OBD2 scanner that fits within your budget and is also compatible with your car’s computer software. Some scanners don’t work with older cars, however, so make sure a ...

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.

Instead of an integrated scan tool with a small, monochrome LCD, like the majority of models available, BlueDriver consists of an OBD-II dongle connecting to a smartphone through Bluetooth.

Devices 5 Best Bluetooth OBD2 Scanner in 2025 By Brad Coleta November 4, 2019 August 28, 2023 It’s no secret that, in the car repair business, the best Bluetooth ODB2 app is costly.

This $90 OBD2 diagnostic scan tool is on sale for just $23 at Walmart, and shoppers love how “easy to use” it is.

The Motopower MP69040 OBD2 Diagnostic Scan Tool is built for that exact job and is currently on sale at Amazon for $30 during Prime Day, a 40% drop from its original $50 price.

A basic tool for basic needs, this scanner is a no-brainer if you don't already have one.

In general terms, an OBD2 scanner is a portable electronic device that taps into your vehicle's computer system to detect issues and provide you with diagnostic codes. The scanners come in all ...