DTC Information: DTC Detecting Condition

Item	Detecting Condition	Possible Cause
DTC Strategy	O2S signal interrupt by heater	Poor connection Open or short in signal circuit B1/S2
Enable Condition	Battery voltage is higher than 10.7V Time after dew point end detected is higher than 10 sec
Threshold Value	The number of that the absolute value of Ausvk is greater than 2V during 0.04 sec after turning on and off a heater is more than or equal to 5 times.
Diagnosis Time	2 sec
MIL ON Condition	2 driving cycle