I switched the solenoid back to the other one I have but still bypassed it and cleared the CEL again, now it has been off for 2 days. Looks like its ok now.

99 GSX: 16g, Injen Intake, Greddy FMIC, RRE Down pipe, RRE UICP & LICP,
3" Test Pipe, 3" Apexi Cat Back, Greddy Type S BOV, Greddy Profec B,
Fluidyne Radiator, K&N Air Filter. Walbro 190 Rewired, Eibach Prokits, Tokico Illuminas.
ARP Head Studs, Adjustable Cam Gears, Energy Motor Mounts, B&M Shifter + Symborski Kit, DSMLinkl

Parts Not Installed Yet : EVO VIII 560cc Injectors, Fidanza Flywheel, XTD Stage 3 Clutch