hav a cel code 41 & 1 oxy content and heater problems may have them switched i have a 4 wire sensor out of a ford (yea im a ford tech and it was free and my honda one died) maybe thats the problem. i dont think so though if any one could help by weds day eve it would be great since i can fix it at work then. im running a spoon p13 ecu and a 98 h22a4 wiring done by me as was whole swap. first cry for help post hopin there isnt a duplicate that i missed. i looked but could not find. going drag racin on fri. hopin mid 13s we'll see.