P0113
PowertrainTemperature Sensorlow severityIAT Sensor 1 Circuit High Input
What P0113 Means
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
Where to start: Repair open circuit or replace sensor.
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