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DTC P1111 Intake Air Temperature Sensor Circuit Short-Intermittent High Input: DTC Detecting Condition
DTC DETECTING CONDITION CHART
| Item |
Detecting Condition |
Possible Cause |
| DTC Strategy |
- This code detects a continuous short to high in either the signal circuit or the sensor
|
- Poor Connection
- Open or short in signal circuit
- Open in ground circuit
- Faulty IATS
- Faulty PCM
|
| Enable Conditions |
Case 1 |
- No VSS Fault Active (No P0501)
- No Coolant Short Active Fault Present
- No MAF Active Fault Present
- Engine Air Flow < 15 g/s
- Vehicle Speed < 25kph
- Engine Coolant Temperature > 50°C (122°F)
- Engine Running Time > 120 sec.
|
| Case 2 |
- No VSS Fault Active (No P0501)
- No Coolant Short Active Fault Present
- No MAF Active Fault Present
- Engine Air Flow < 15 g/s
- Vehicle Speed < 25kph
- Ignition off time > 360 min.
- Engine Coolant Temperature > -10°C (14°F)
- Engine Running
|
| Threshold value |
|
| Diagnosis Time |
|
| MIL On Condition |
|