DTC Information: DTC Detecting Condition

Item	Detecting Condition	Possible Cause
DTC Strategy	Signal check, plausibility	Poor connector connection Air leak in intake or exhaust system Faulty upstream O2 sensor
Enable Conditions	Battery voltage greater than 10V Engine running greater than 60s Engine at operating temperature No disable faults
Threshold Value	O2 sensor voltage is less than 1.3V or greater than 3.8V
Diagnostic Time	Continuously (More than 76.5s failure for every 90s test)
MIL ON Condition	3 driving cycles