P0110 Intake Air Temperature Sensor Circuit
Electrical fault in the intake air temperature (IAT) sensor circuit.
Common causes
- Faulty IAT sensor
- Wiring or connector damage
Symptoms
- Check engine light
- Usually little noticeable effect
What to check
- Compare IAT with ambient temperature on a cold engine
- Inspect wiring
Manufacturers may add their own detail to generic codes. If your vehicle shows a different description for P0110, follow the service information for that make and model.