My evaluation yielded 10 scan tools that stood above the rest. Best Bidirectional Scan Tools For Vehicle Diagnostics With these criteria in mind, I did my best to choose scan tools that will best serve both professional mechanics and DIYers. I made sure that each of my top picks was reliable over multiple uses.Ĭompatibility – Here’s where I get into the compatibility of each model and whether it can be used across a range of makes, models, and applications. Reliability – Reliable code readings and responsiveness to commands are essential to bi-directional scanners.
Scanners that were easier to use scored higher in my ranking. Usability – I wanted to make sure that each of these scanners was user-friendly. Each of the scanners I chose for this article has top-tier functionality. To that end, I scored each based on the following criteria.įunctionality – Since these scanners require higher functionality than traditional diagnostic scanners, I placed this as the most important factor in my review. I personally evaluated each of these tools to determine which would best serve our readers’ needs. How I Chose The Best Bi-directional Scan Tools They can run full system tests, access the engine control module, and even perform ECU coding.Ī bidirectional OBD2 scanner is one of the best items that a mechanic can add to their toolkit. This is different from traditional scanners, which are usually read-only devices.īidirectional scanners provide an incredible amount of possibilities when it comes to vehicle repairs. A bidirectional scan tool is a vehicle diagnostic device that allows mechanics to send commands to a car, as well as read the data coming back from it.
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