P0110low severityPowertrain
Intake Air Temperature (IAT) Sensor 1 Circuit
on 2018 Lincoln MKX 2.7L EcoBoost V6 · AWD
What this code means
General malfunction in the intake air temperature sensor circuit.
Symptoms
- Check Engine Light
- Poor fuel economy
- Hard starting in cold weather
- Incorrect idle speed
Common causes
- Faulty IAT sensor
- Wiring issue
- Corroded connector
- Sensor contaminated
Diagnostic steps
- Test IAT sensor resistance at known temperature
- Inspect wiring and connector
- Compare IAT reading to ECT at cold start
Repair notes
Replace IAT sensor or repair wiring.
Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0003
Fuel Volume Regulator Control Circuit Low
P0004
Fuel Volume Regulator Control Circuit High
P0004
Fuel Volume Regulator Control Circuit High
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1