IAT Sensor 1 Circuit Low Input
2016-2016 Ford Explorer 3.5L V6 EcoBoost
The 2016 Ford Explorer is equipped with a 3.5L V6 turbocharged gasoline engine. Below you'll find detailed p0112 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
The IAT sensor circuit voltage is lower than expected, indicating a very high temperature or short.
Symptoms
- Check Engine Light
- Rich fuel mixture
- Poor economy
Common Causes
- Short to ground in IAT circuit
- Faulty sensor
- Water intrusion in connector
Diagnostic Steps
- Test sensor resistance
- Check for shorts to ground
- Inspect connector for moisture
Repair Notes
Repair short or replace sensor.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P0112 on Other Vehicles
Common Questions
What does code P0112 mean on a 2016-2016 Ford Explorer?
P0112 stands for "IAT Sensor 1 Circuit Low Input". The IAT sensor circuit voltage is lower than expected, indicating a very high temperature or short.
What are the symptoms of P0112 on a Ford Explorer?
Common symptoms of P0112 include: Check Engine Light, Rich fuel mixture, Poor economy.
What causes P0112 on a 2016-2016 Ford Explorer?
Common causes of P0112 include: Short to ground in IAT circuit, Faulty sensor, Water intrusion in connector.
Last updated: March 2026
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