The sensor will actually tell the ecu exactly your content. I will make stoichiometric changes based off the actual percentage of alcohol. This helps...
Looking for a reputable company to provide a E39A ECM stand alone unit to run a stock 2014 Camaro 3.6 V-6 that is installed in a older G body chevy....
A mate wants to go back to factory cats (currently no cats), and has asked if he can re-install them himself without a long drive back for a re-tune....
I agree although I can't be certain due to them being on separate wiring. Dealt with many a 5v shorting open and short to power, serial data shorting...