got the codes for my CEL pulled yesterday, and i'm unclear on what exactly they mean - and what needs to be done to 'fix' them. :(
Code P0140: O2 Sensor, CKT No Activity, (Bank 1, Sensor 2)
Code P0037: HO2S Bank 1 Sen 2, Heater Circuit, Low
i have a header with the non-fouler; it's been on...