Originally Posted by toxictelevision
I've seen an O2 sensor that 'fools' the computer into thinking O2 is fine..and doesn't need replaced. Anyone had any experience with these, are they worth the money? If so, I see no need for an actual O2 sensor..
All this does is sends the correct voltage to the ECM which tells the ECM that the car'* exhaust is normal. Problem with this is, that if it'* NOT normal (IE EGR Problems, etc) The ECM may never know it & your car can run like **** & it will be near impossible to diagnos because of this device.