Originally Posted by robby363
I would clear the code and see if comes up again. I've had codes pop up and cleared them and they haven't returned. I think the ecu is very sensitive and doesn't take much to throw a code.
what woody said, swap the rear o2 sensors under the car, see if the code moves to the other bank, if so replace the bad o2 sensor, they are ~$120 for the rear o2 sensor