We earn commissions from purchases you make using links in our articles. Learn more. If your car or truck’s check engine light is on, there’s a stumble when accelerating, or if the transmission just ...

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 ...

There is no one-size-fits-all tool to do everything, so you will need a checklist of what's required to do the job correctly.

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 ...

In this video, I'm going to show you everything that comes in the box, the main features, and the XTool D5S in action. If you've used OBD2 readers before, you know that most of them aren't that great.