P0113
Intake Air Temperature Circuit High Input Bank 1
Description
Intake Air Temperature Circuit High Input Bank 1 This body system diagnostic trouble code indicates an issue with the vehicle's comfort, safety, or convenience systems.
OBD Codes Details
Possible Causes
Blown fuse, faulty switch, damaged wiring harness, poor electrical connection
Solution
Check fuses and relays, inspect wiring harness, test switches and sensors, repair damaged circuits
Symptoms
- Check engine light illuminated
- Poor cold-start performance
- Rough idle when engine is cold
- Slightly reduced fuel economy
- Engine running rich under certain conditions
Diagnostic Recommendations
- Inspect IAT sensor wiring for an open circuit
- Check IAT sensor connector for corrosion or damage
- Test IAT sensor resistance against temperature specification
- Verify sensor is properly seated in the intake tract
- Replace IAT sensor if resistance is out of range
Repair Cost Estimate
- IAT sensor replacement: $30-100
- Wiring repair: $80-200
- Connector repair/cleaning: $30-80
- Diagnostic scan: $80-150
- Total diagnostic and repair: $100-450
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Fact-checking completed
Verified by:
Pavel Volkov
Created:
Last updated:
Information verified against official sources
Official Sources
Society of Automotive Engineers
Official OBD-II diagnostic trouble codes standard (SAE J2012)
Automotive engineering standards organization
International Organization for Standardization
International standard for vehicle diagnostic systems
International standards for automotive diagnostics
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