DTC Information And Inspection: DTC Detecting Condition

Item	Detecting Condition	Possible Cause
DTC Strategy	Plausibility check during fuel cut off	Poor connector connection Faulty upstream O2 sensor
Enable Condition	Faulty downstream O2 sensor A section where a wide range of pump current of the sensor is possible Oxygen sensor heating section Exhaust gas temperature more than 300°C (572°F) Normal battery voltage (9 to 16V)
Threshold Value	Upstream O2 sensor voltage more than 12 mA or less than 1.0 mA during fuel cut section
Diagnostic Time	6 seconds after fuel-cut off
MIL ON Condition	2 driving cycles