Here's how to read OBD codes so that when that Check Engine light pops on, you can use an OBD scanner to find out what’s wrong with your vehicle ...

We've compiled a list of some of the best OBD2 diagnostic scanners describing their features, specifications, compatibility, and benefits.

We'll explain how to use an OBDII code reader to clear Cummins fault codes, and we'll also explain how to clear the codes if you don't have access to a scan tool.

Finding where to plug a diagnostic tool Once you have your hands on a check engine light code reader or a scan tool, the first step in using it is to locate the diagnostic connector.

This is one of the only, if not the only CarPlay compatible OBD scanner apps on the App Store.

OBD-II is the standard diagnostics port in cars, and it's been that way for years. When did it replace OBD-I in motorcycles? Which one does your bike have?

OBD-II is the standard diagnostics port in cars, and it's been that way for years. When did it replace OBD-I in motorcycles? Which one does your bike have?