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

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Nearly all TTAC readers and writers have wrenched on a vehicle equipped with the OBD-II diagnostic system. Having a handheld code reader in yer box of tools can help douse that infernal check ...

These are also commonly known as OBD codes or OBD-II codes. Through the use of an OBD scanner, you can get this five-letter code from the vehicle so you know exactly what needs attention.

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