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

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

Looking for information on how to use an automotive diagnostic tool? Our team of experts narrowed down the best tips on how to use an automotive diagnostic tools. Read this review and save ...

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.

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?

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.

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?