So in mode 46 where we are looking at cat temp the temp shows (I think field 2) 70C with KOEO, with KOER it shows 20C, Ithought is uses B1S2 to see the cat temp, B1S1 shows in excess of 500C

I thought this was B1S2 temp. Coolant temp shows in some of the oth... Login to read more.