OBD2 scanners are incredibly useful “on-board diagnostic” devices that can help you save hundreds or thousands of dollars on your automotive maintenance. The OBD2 scanner is used to help diagnose specific problems throughout your vehicle. This prevents having to manually go through the vehicle to find the problem.
Of course, OBD2 scanners use the same standard that all automotive diagnostic tools do. While this is convenient for professionals, it makes it confusing to people like us. OBD2 scanners can provide a wealth of information, but only if you know how to read the specialized code.
That’s why we have put together this step-by-step walkthrough list of instructions and tips on how to use OBD2 scanners. While each brand may have some unique codes or user interfaces, the base of their functions carry over from product to product. Scroll down for a quick, bullet-point list with a more detailed explanation below.
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