General Information: DTC Detecting Condition

DTC DETECTING CONDITION CHART

Item		Detecting Condition	Possible Cause
DTC Strategy		Rationality check	Poor connection Short to ground in signal circuit Open in ground circuit Faulty ECTS Faulty IATS Faulty ECM
Case 1	Enable Conditions	Vehicle speed < 3 mph for 18 sec (more than 2 times) Vehicle speed > 37 mph for 8 sec (more than 2 times)
Case 1	Threshold Value	Max. temp - Min. temp < 1.5°C
Case 2	Enable Conditions	Vehicle speed > 25 mph 60 ≤ Airflow ≤ 300 Kg/h
	Threshold Value	Measured temperature > 110°C
	Diagnostic Time	5 sec
Case 3	Enable Conditions	Cold Start Check ECT at Start: -30°C <ECT< 45°C ECT at the end of last trip > 75°C Block Heater Check ETC < 50°C ECT - ECT at Start < -3°C
Case 3	Threshold Value	IAT - ECT > 20°C
MIL ON Condition		2 Driving Cycles