Monitored & Set Conditions

1/1 Oxygen (O2) sensor circuit is monitored after engine has been idling for at least 12 seconds, with battery voltage more than 9.0 volts, engine coolant temperature less than 147°F (64°C) and ambient/battery temperature equal to or less than 27°F (-2.8°C). DTC will set when O2 sensor voltage is more than 3.0 volts for 30-90 seconds.