Bugger, the report I've is on the extremely incredibly early UK aw11 ecus which didnt appear to operate a cat in excess of in britain, so no extra information about exactly what the O2 sensor does below. I've used Northwest Motors previously and can go on to give them my https://toyota-4age-blacktop-engi47801.idblogmaker.com/26484257/toyota-4age-for-sale-fundamentals-explained