AutoCodesChevrolet – P00EA 2014 Chevrolet Silverado

P00EA 2014 Chevrolet Silverado Code - Intake Air Temperature Sensor 3 Circuit Low Voltage

Quick Answer

The Intake Air Temperature (IAT) Sensor 3 is a variable resistor that changes an Engine Control Module (ECM) supplied 5 V signal. Common causes include Faulty Intake Air Temperature (IAT) Sensor 3 (Integrated with the Intake Manifold Pressure and Air Temperature Sensor), Intake Air Temperature Sensor 3 harness is open or shorted, Intake Air Temperature Sensor 3 circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P00EA 2014 Chevrolet Silverado indicates Intake Air Temperature Sensor 3 Circuit Low Voltage.
Common causes
Common causes include Faulty Intake Air Temperature (IAT) Sensor 3 (Integrated with the Intake Manifold Pressure and Air Temperature Sensor), Intake Air Temperature Sensor 3 harness is open or shorted, Intake Air Temperature Sensor 3 circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code Popularity 272
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 23, 2022
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Code P00EA 2014 Chevrolet Silverado Description

The Intake Air Temperature (IAT) Sensor 3 is a variable resistor that changes an Engine Control Module (ECM) supplied 5 V signal. The signal varies with intake manifold air temperature and is displayed by the scan tool as °C (°F). The IAT sensor 3 is integrated with the Manifold Absolute Pressure Sensor in the intake manifold. The ECM provides a ground for the IAT sensor 3 low reference circuit. The Diagnostic Trouble Code (DTC) will be set when the ECM detects that the IAT sensor 3 signal is warmer than 149°C (300°F) for at least 5 s.
OBDII Code P00EA 2014 Chevrolet Silverado - Intake Air Temperature Sensor 3 Circuit Low Voltage - AutoCodes.com
P00EA 2014 Chevrolet Silverado Code - Intake Air Temperature Sensor 3 Circuit Low Voltage

What are the Possible Causes of the DTC P00EA 2014 Chevrolet Silverado?

  • Faulty Intake Air Temperature (IAT) Sensor 3 (Integrated with the Intake Manifold Pressure and Air Temperature Sensor)
  • Intake Air Temperature Sensor 3 harness is open or shorted
  • Intake Air Temperature Sensor 3 circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P00EA 2014 Chevrolet Silverado?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P00EA 2014 Chevrolet Silverado code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P00EA 2014 Chevrolet Silverado code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P00EA 2014 Chevrolet Silverado Code

What does the OBDII code P00EA mean on a 2014 Chevrolet Silverado?

The code P00EA indicates a low voltage issue in the circuit for Intake Air Temperature (IAT) Sensor 3, which monitors the temperature of the air entering the engine.

What are the common symptoms of code P00EA in a 2014 Chevrolet Silverado?

Symptoms may include poor engine performance, reduced fuel efficiency, rough idling, difficulty starting, or an illuminated check engine light.

What causes the P00EA code to appear?

Common causes include a faulty IAT Sensor 3, damaged wiring or connectors, corrosion in the circuit, or a malfunctioning ECU.

Can I drive my Silverado with the P00EA code?

While it might still be drivable, operating the vehicle with this code can lead to reduced performance and potential engine damage if the issue isn’t addressed promptly.

How do I diagnose a P00EA code on my Silverado?

Start by inspecting the IAT Sensor 3 and its wiring for damage or corrosion. Use a multimeter to check for proper voltage and continuity in the circuit.

Where is IAT Sensor 3 located on a 2014 Chevrolet Silverado?

IAT Sensor 3 is typically located in the intake air system, such as the intake manifold or air intake duct, depending on your specific engine configuration.

How can I fix the P00EA code?

Repair options include replacing the IAT Sensor 3, repairing or replacing damaged wiring or connectors, and cleaning any corroded connections.

What tools are needed to troubleshoot the P00EA code?

You’ll need an OBDII scanner, a multimeter, and basic hand tools to inspect and test the sensor and wiring.

How much does it cost to fix the P00EA code on a 2014 Silverado?

Costs vary depending on the repair. Replacing the IAT Sensor 3 typically ranges from $50 to $150 for parts, plus labor if done at a shop.

Can a dirty air filter cause the P00EA code?

While a dirty air filter doesn’t directly cause the code, it can affect airflow and potentially contribute to sensor-related issues. It’s a good idea to check the filter during diagnosis.

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