well i have been able to clear 1 o2 sensor but the other one p0031 bank 1and p0051 bank 2i cant clear now i know 2 wires are the same color white i have switched the wires a number of times but to know success does anyone know how to find out were the problem could be in the wires i have checked all my wiring and all seem to par but i keep throughing this code any help would be great thanx