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Basic engine code readers for detecting engine problems only Multi-system scan tools for inspecting systems besides the engine, such as the transmission and ABS ...

Having a hard time interpreting the car codes your dashboard is displaying? Car codes can be confusing, so here are the best OBD2 scanners for reading, analyzing and clearing diagnostic trouble ...

Harbor Freight carries a wide-variety of products, including diagnostic tools like the Icon T10, but it comes at a price. Here's everything it can do.

From simple engine code readers that can help you double-check a mechanic’s diagnosis, to more sophisticated devices that track your driving or let you fine-tune your car’s performance, here ...