P0111 - Intake Air Temperature (IAT) Sensor 1 Circuit Range/Performance
WARNING: This page is about a different car, the 2012 Ford Pickup, 2012 Ford F550 Super Duty, 2012 Ford F450 Super Duty, and 2012 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
P0111 - INTAKE AIR TEMPERATURE (IAT) SENSOR 1 CIRCUIT RANGE/PERFORMANCE
| Description: This DTC sets when the intake air temperature (IAT11) PID does not correlate with the ambient air temperature (AAT), charge air cooler temperature (CAC_T), secondary cooling system engine coolant temperature 2 (ECT2) or the exhaust gas recirculation temperature (EGRT11) PIDs at ignition on after an 8 hour soak period has been completed. | |||
Possible Causes:
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| Diagnostic Aids: Make sure the IAT reading and the other temperature sensor readings are similar when the engine is cold. | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST F . | ||