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p28 ecu, no CEL either running or when ignition turned on

No check engine light when it runs bad, and when the o2 sensor is unplugged no change and no CEL. I will definitely check the voltage readings when I get to my garage this weekend. Either that or I'll just grab a multimeter from a shop near my college. Thank you.

I've searched around to find if anyone has had the same problem as I do with my car, and have not found any. My Car: 1994 Civic Hatchback DX, swapped with a d16z6 and manual trans, along with all wiring harnesses. I finished the swap back in late August, and it has ran perfect, loads of power...