Lightning ol-fault

[paulsauto]

So did a lightning swap on a 03 f150 put supercharger on swapped 4r100 with harness runs great cold but rich won't go closed loop got long tubes on also says ol-fault all i found on that was front o2 problem so put new ford 02s with extensions still same thing??????? No codes but real rich.... everything appears to be working right on data stream...


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[SID297]

It could be a ton of things depending on how the swap was done. What are the details?