The Family Handyman on MSN

How to Use a Diagnostic Car Code Reader

Imagine quickly diagnosing why your car's check engine light is on. A scan tool, also known as a trouble code reader, can ...
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 ...
If you've ever seen a port by your car's dashboard that can't charge your phone or provide auxiliary power from your vehicle's battery, there's a good chance that it is an OBD (On-Board Diagnostics) ...