P0113 Intake Air Temperature Sensor Circuit High
The IAT sensor reports an unrealistically low temperature (high signal voltage), often an open circuit.
Common causes
- Disconnected or broken connector
- Open wiring
- Faulty sensor
Symptoms
- Check engine light
- Possible rough cold running
What to check
- Check the connector is seated
- Check for an open circuit
- Replace sensor if out of range
Manufacturers may add their own detail to generic codes. If your vehicle shows a different description for P0113, follow the service information for that make and model.