Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD2005ECONOLINE E150, VAN CARGO, 5.4 LREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROLS - POWERTRAIN DTC CHARTS & DESCRIPTION (EXCEPT DIESEL & HYBRID)DIAGNOSTIC TROUBLE CODE (DTC) CHARTS AND DESCRIPTIONSDTC P1112: INTAKE AIR TEMPERATURE (IAT) CIRCUIT INTERMITTENT
2005 Ford Econoline E150, Van Cargo, 5.4 L
DTC P1112: Intake Air Temperature (IAT) Circuit Intermittent
2005 Ford Econoline E150, Van Cargo, 5.4 LSECTION DTC P1112: Intake Air Temperature (IAT) Circuit Intermittent
P1112 - INTAKE AIR TEMPERATURE (IAT) CIRCUIT INTERMITTENT
| Description: | Indicates the IAT sensor signal was intermittent during the comprehensive component monitor. | ||
| Possible Causes: |
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| Diagnostic Aids: | Monitor the IAT on a diagnostic tool. Look for sudden changes in the reading when the harness is wiggled or the sensor is tapped. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | - | - | GO to DA: Intake Air Temperature (IAT) Sensor STEP DA8. |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.