Quote:
Originally Posted by 6MT
I was throwing codes all the time before my tune. With the exhaust mods, this is not uncommon. My tuner removed the inputs for the rear sensors (UpRev). While they still work and will send the voltage signal that adjusts the afr when the engine is cold, their voltage signal is blocked from the ecu. So, they always "look" ok even when they operate outside their voltage range. Best of both worlds.
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Interesting. I will have to let my tuner know this (If they don't do it already) when I get my tune looked at by a 2nd opinion.
Right now, I'm not satisfied with it.
