IAT Sensor 1 Circuit High Input
2019-2019 Buick Enclave 3.6L V6
The 2019 Buick Enclave is equipped with a 3.6L V6 engine. Below you'll find detailed p0113 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
The IAT sensor circuit voltage is higher than expected, indicating very low temperature or open circuit.
Symptoms
- Check Engine Light
- Lean fuel mixture
- Hard cold starting
Common Causes
- Open circuit
- Disconnected sensor
- Faulty sensor
- Corroded terminals
Diagnostic Steps
- Test sensor resistance
- Check for open circuits
- Inspect connector
Repair Notes
Repair open circuit 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
P0113 on Other Vehicles
Common Questions
What does code P0113 mean on a 2019-2019 Buick Enclave?
P0113 stands for "IAT Sensor 1 Circuit High Input". The IAT sensor circuit voltage is higher than expected, indicating very low temperature or open circuit.
What are the symptoms of P0113 on a Buick Enclave?
Common symptoms of P0113 include: Check Engine Light, Lean fuel mixture, Hard cold starting.
What causes P0113 on a 2019-2019 Buick Enclave?
Common causes of P0113 include: Open circuit, Disconnected sensor, Faulty sensor, Corroded terminals.
Last updated: March 2026