DTC P1111 Intake Air Temperature Sensor Circuit Short - Intermittent High Input: DTC Detecting Condition

DTC DETECTION CONDITION CHART

Item	Detecting Condition	Possible Cause
DTC Strategy	Monitor the signal of IAT sensor	Poor connection Open or short to battery in harness Open in ground harness Faulty IATS Faulty PCM
Enable Conditions	Engine running state No Vehicle speed sensor fault No ECTS fault No MAPS fault Intake airflow < 15 g/s Vehicle speed < 25kph (9.3mph) Engine coolant temperature > 50°C (122°F)
Threshold value	Intermittently Intake air temperature sensor's voltage > 4.9V
Diagnosis Time	Continuous
MIL On Condition	DTC only (NO MIL ON)