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P2228 2014 Chevrolet Silverado Code - Barometric Pressure Sensor Circuit Low Voltage

Quick Answer

The P2228 diagnostic trouble code (DTC) for the 2014 Chevrolet Silverado indicates a problem with the Barometric Pressure Sensor Circuit registering low voltage. Common causes include Faulty Barometric Pressure Sensor: The sensor itself may be malfunctioning, providing incorrect voltage readings to the ECM, Wiring Issues: Damaged or corroded wiring connections between the sensor and ECM can lead to low voltage readings, ECM Malfunction: A problem with the engine control module can also trigger the P2228 code. 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
P2228 2014 Chevrolet Silverado indicates Barometric Pressure Sensor Circuit Low Voltage.
Common causes
Common causes include Faulty Barometric Pressure Sensor: The sensor itself may be malfunctioning, providing incorrect voltage readings to the ECM, Wiring Issues: Damaged or corroded wiring connections between the sensor and ECM can lead to low voltage readings, ECM Malfunction: A problem with the engine control module can also trigger the P2228 code.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 12, 2024
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Code P2228 2014 Chevrolet Silverado Description

The P2228 diagnostic trouble code (DTC) for the 2014 Chevrolet Silverado indicates a problem with the Barometric Pressure Sensor Circuit registering low voltage. The Barometric Pressure Sensor is a crucial component in the vehicle's engine control system, responsible for measuring the atmospheric pressure and providing this data to the engine control module (ECM). This information is essential for determining the correct air-fuel mixture for optimal engine performance and emission control.

OBDII Code P2228 2014 Chevrolet Silverado - Barometric Pressure Sensor Circuit Low Voltage
P2228 2014 Chevrolet Silverado Code - Barometric Pressure Sensor Circuit Low Voltage

Common Causes of P2228 2014 Chevrolet Silverado

  1. Faulty Barometric Pressure Sensor: The sensor itself may be malfunctioning, providing incorrect voltage readings to the ECM.
  2. Wiring Issues: Damaged or corroded wiring connections between the sensor and ECM can lead to low voltage readings.
  3. ECM Malfunction: A problem with the engine control module can also trigger the P2228 code.
  4. Vacuum Leaks: Any vacuum leaks in the intake system can affect the barometric pressure readings.
  5. Environmental Factors: Extreme weather conditions or high altitudes can impact the barometric pressure sensor's performance.

Symptoms of P2228 2014 Chevrolet Silverado

  1. Check Engine Light: The most common symptom associated with the P2228 code is the illumination of the Check Engine Light on the vehicle's dashboard.
  2. Reduced Engine Performance: The vehicle may exhibit a lack of power, hesitation, or rough idling due to incorrect air-fuel mixture.
  3. Poor Fuel Efficiency: A decrease in fuel efficiency may be noticed as a result of the engine running inefficiently.
  4. Emission Control Issues: The vehicle may fail emissions tests due to inaccurate readings from the Barometric Pressure Sensor.

How to Fix P2228 2014 Chevrolet Silverado

  1. Diagnostic Scan: Use a diagnostic scan tool to retrieve the DTC and confirm the presence of the P2228 code.
  2. Inspect Barometric Pressure Sensor: Check the sensor for any physical damage or signs of wear.
  3. Check Wiring Connections: Inspect the wiring harness for any damage, corrosion, or loose connections.
  4. Test ECM: Perform a thorough diagnosis of the engine control module to ensure proper functionality.
  5. Replace Sensor or Repair Wiring: Depending on the findings, replace the faulty sensor or repair any damaged wiring connections.

Cost to Fix P2228 2014 Chevrolet Silverado

The typical repair costs for addressing the P2228 code on a 2014 Chevrolet Silverado can vary depending on the specific cause of the issue. In general, the cost of replacing a Barometric Pressure Sensor ranges from $100 to $200, including parts and labor. However, if the problem lies with the wiring or ECM, the repair costs may increase accordingly.

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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 P2228 2014 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code P2228 in a 2014 Chevrolet Silverado?

The common symptoms of P2228 may include reduced engine performance, rough idling, poor fuel efficiency, and the illumination of the check engine light.

2. What does the OBDII code P2228 indicate in a 2014 Chevrolet Silverado?

P2228 indicates a low voltage condition in the barometric pressure sensor circuit of the vehicle.

3. What are the possible causes of OBDII code P2228 in a 2014 Chevrolet Silverado?

Potential causes of P2228 can include a faulty barometric pressure sensor, damaged wiring or connectors in the sensor circuit, low engine vacuum, or issues with the engine control module.

4. How can I diagnose the OBDII code P2228 in my 2014 Chevrolet Silverado?

Diagnosing P2228 typically involves checking the barometric pressure sensor's voltage output, inspecting the sensor's wiring for damage, and verifying proper sensor operation with a scan tool.

5. Can I still drive my 2014 Chevrolet Silverado with OBDII code P2228?

It is not recommended to drive with an unresolved P2228 code, as it may lead to further engine performance issues and potential damage if left unaddressed.

6. How can I repair OBDII code P2228 in my 2014 Chevrolet Silverado?

Repairing P2228 often involves replacing the barometric pressure sensor if it is found to be faulty, repairing or replacing damaged wiring, and clearing the trouble codes with a scan tool.

7. Is it necessary to reset the OBDII code P2228 after repairing the issue in a 2014 Chevrolet Silverado?

Yes, it is important to reset the code after repairing the underlying problem to clear the check engine light and ensure the issue has been resolved.

8. Can a DIY enthusiast fix OBDII code P2228 in a 2014 Chevrolet Silverado?

While some aspects of diagnosing and repairing P2228 can be done by a DIY enthusiast, it is recommended to consult a professional mechanic for accurate diagnosis and repair to avoid further complications.

9. How much does it typically cost to repair OBDII code P2228 in a 2014 Chevrolet Silverado?

The cost of repairing P2228 can vary depending on the exact cause of the issue, but it may range from around $100 to $300 for parts and labor.

10. Will OBDII code P2228 cause my 2014 Chevrolet Silverado to fail an emissions test?

Yes, if the P2228 code is present during an emissions test, it can cause your vehicle to fail the test due to the emission control system malfunction.

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