However, a typical scan tool does not have the ability to fully reprogram modules because it requires a J-2534 pass-through device and specific software. Actual scan tools will display live data stream (inputs and outputs), have bi-directional controls (the ability to make the controllers do things outside of normal operations) and may even be able to calibrate/program modules within certain parameters. The scan tool is connected to the vehicle's data link connector (DLC) and, depending on the particular tool, may only read out diagnostic trouble codes or DTC's (this would be considered a "code reader") or may have more capabilities. Snap-On, Hella Gutmann Solutions, OTC/SPX, Xtool india, Autel, Launch, Vetronix/Bosch and a number of other companies produce various types of scan tools, from simple code readers to highly capable bi-directional computers with programming capabilities. There are many types from just as many manufacturers, one of the most familiar being the Snap-On Inc. JSTOR ( February 2022) ( Learn how and when to remove this template message)Īn automotive scan tool (scanner) is an electronic tool used to interface with, diagnose and, sometimes, reprogram vehicle control modules.Unsourced material may be challenged and removed.įind sources: "Scan tool" automotive – news
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