In Simple This Thing Alters Map/MAF Signal As Well As O2 Signals.......
What About IAT , Water Temp , Knock , TPS , Cam/Crank Sensor..???? They Will Intervene Too....
Feeding ECU With Constant Voltage Keeps It Thinking O2 Is Working GOOD??? YESS???? NOO???
I Guess You Know How O2 Sends Voltage Reading To ECU