The added functionality is limited only by the creativity of the app designers, and DashCommand is one of the best I’ve seen for versatility far beyond simple troubleshooting. But diagnostics are just the tip of the iceberg. But even better, for a fraction of the price a shop used to charge you, you can buy your own wireless OBD2 scanner and see everything in an app on your phone or tablet. Many auto parts stores will plug in their scanner and get you the code for free. This required a trip to the shop and an $80 bill for them to plug in their magic machine and say, “Uh, I dunno.”įortunately, things are different today. But with the implementation of OBD2, there was no longer a way to get your car to tell you what’s wrong with it all by itself. 6 Cylinder Misfire” from your four cylinder engine. Back in the day, you could invoke a complex ritual involving shorting out OBD port connector pins, reciting an incantation to Lucifer, counting how many times the light flashed, and consulting the Book of Armaments, chapter two, verses nine through twenty-one, only to discover you’re getting a “P0306 No. When OBD2 was first required in 1996, it was viewed as a curse to enthusiasts and shadetree mechanics everywhere.
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