Intake Air Temperature Sensor 2 Circuit Low
Findings, check these first
- Shorted IAT2 sensor
- IAT2 signal wire shorted to ground
- Failed sensor reading a constant low
- Corroded connector bridging terminals
- PCM reference fault
Standard procedure
- Inspect IAT2 wiring for shorts to ground
- Disconnect the sensor and watch for a reading change
- Test sensor resistance against temperature charts
- Clean the connector
- Replace the sensor if resistance is out of range
Code lookup
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Sources and review
Review: checked against the recorded source material.
- OBDII.pro: P1114 Ford definition
live reference page (obdii.pro)
Supports: Ford-family meaning for P1114: Engine Coolant Temperature (ECT) Sensor Circuit Intermittent Low Voltage/IAT - B Circuit Low Input
Fetched directly. obdii.pro is a publisher independent of the engine-codes family.
- P1114 FORD Code: Meaning, Causes, and Symptoms | OBD2 Codes
live reference page (obd2-codes.co)
Supports: Ford meaning for P1114: Intake Air Temperature Sensor 2 Circuit Low
Fetched directly. obd2-codes.co phrasing matches the engine-codes family, so it counts as one publisher.
Last updated 2026-09-05.
Report a correction for P1114. Include your vehicle, the issue and a source if you have one.
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