The engine light means you have a DTC code. You do not need to hook up the power vision to check and clear DTC codes, there is a sticky on how to check and clear the DTCs in the troubleshooting section.
You may have to change the base map on the powervision because of the mods.
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08 FLTR candy red sunglo,with 2015 103 HO, V&H Dresser Duals with Monster Rounds, Power Vision tuner, Willy Shiny Wheels and Forks and a bunch of other stuff.