Quote:
Originally Posted by Lemar58
I can disable the code using oft I was just curious to see if anyone else using oft+ofh has received it
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open your tune in romraider go to the cel/dtc tables check code P0420 cat efficiency is disabled, shiv misses it occasionally, set it to disabled only if you have catless header on stage2 tune else its telling you you have a leak then save rom and reflash with oft