Originally Posted by
93coupeEX
both of mine went around the same time, but bank two was the first one, then a few days later bank one went buh byes.
ok but how did they go out? did they flat line throwing a slow response code, heater circuit failure etc thay can fail multiple ways and the ods of both becoming biased to read lean at the same time is pretty slim. assuming nothing like silcone/lead poisioning of the sensor etc...