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Old 11-19-2020, 09:45 PM   #2
Robin Lawrence
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Join Date: Jan 2002
Location: Galesburg IL.
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Default Re: Fast XFI problem

Quote:
Originally Posted by herbjr View Post
We have a fast XFI 2.0 fuel injection set up on a 550 hp engine it doesn’t matter how you set the map or any of the curves in the program after running about four seconds the fuel injection go stupid rich. It doesn’t matter where you set it Up it just goes crazy Rich to the point it blows Blacksmoke out has anybody had this problem and if so what did you do to fix it thank you for your replies
Look at your grounds. The injectors are triggered on their ground side. Any poor grounds can pull on the signal and cause the injectors to run open a lot longer than they should.

Robin
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