Quote:
Originally Posted by timmydatooth
So today driving home my CEL came on. I checked what the code was on the OFT and it said p0420. This only happened after I updated to the new tunes. I was on the v2.076 tunes for a couple years with no CEL code ever. Do I just disable it on the oft and move on?
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What tune did you use? It has been found that stg2 and stg2+ A01D does not have the deff for P0420.