At that point, it’s time to plug in an OBD2 scanner and investigate the issue.īack when OBD2 first came out, it was a bane to DIYers. If the problem is severe enough, it will turn on the check engine light on your dashboard to tell you there’s a problem. When the computer that runs the engine detects a problem, it will record a Diagnostic Trouble Code, also known as a DTC, in its memory. It will work for any car from a Kia Rio to a Lamborghini Murcielago. Starting in 1996 for gas-powered vehicles and 2008 for diesels, it is a standard system that allows you to plug a scanner into any make or model of car to access the diagnostic information stored inside. OBD2 is the second version of this system for cars and trucks. It’s a system that monitors the performance of your car’s engine and emissions systems, records data, and reports any problems it detects.
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In this guide, we’ll explain what OBD2 is, what a scanner is, how it works, and how to use one.
You may even be able to customize your car’s settings, features, and performance with the right hardware and software. It’s also a useful diagnostic tool for monitoring your engine’s performance in real time. This is especially troublesome in states that do car inspections, because your car may not pass and be illegal to drive until you fix the problem.Īn OBD2 scanner can give you more insight into what problem is causing your check engine light. It doesn’t tell us exactly what, only that we’re going to have some work ahead of us to diagnose and repair it. We all dread seeing the check engine light on the dashboard turn on. Discover how to unlock the secrets of your car with an OBD2 reader.