PCM/ECM sets DTC P0112 if the PCM/ECM detects signal voltage lower than the possible range of a properly operating IATS.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Voltage range check | 1. Short to ground in signal harness 2. Poor connection or damaged harness 3. Faulty IAT sensor |
Enable Conditions |
•
Battery voltage >6V | |
Threshold Value |
•
IAT voltage < 0.22V | |
Diagnostic Time |
•
10sec. | |
Mil On Condition |
•
2 Drive Cycles |
