AutoCodes – Chevrolet – P2230 Chevrolet

P2230 Chevrolet Code - Barometric Pressure Sensor Circuit Erratic

Quick Answer

The Barometric Pressure (BARO) sensor is integral to the multifunction intake air sensor and responds to changes in altitude and atmospheric conditions. Common causes include Faulty Barometric Pressure (BARO) Sensor (integrated within Mass Air Flow/Multifunction Intake Air Sensor), Barometric Pressure Sensor harness is open or shorted, Barometric Pressure Sensor 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
P2230 Chevrolet indicates Barometric Pressure Sensor Circuit Erratic.
Common causes
Common causes include Faulty Barometric Pressure (BARO) Sensor (integrated within Mass Air Flow/Multifunction Intake Air Sensor), Barometric Pressure Sensor harness is open or shorted, Barometric Pressure Sensor 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 8,991
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 21, 2022
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Code P2230 Chevrolet Description

The Barometric Pressure (BARO) sensor is integral to the multifunction intake air sensor and responds to changes in altitude and atmospheric conditions. This gives the Engine Control Module (ECM) an indication of barometric pressure. The ECM uses this information to calculate fuel delivery. The BARO sensor provides a voltage signal to the ECM relative to the atmospheric pressure changes. The ECM monitors the BARO sensor signal for a voltage outside of the normal range. The Diagnostic Trouble Code (DTC) will be set when the ECM detects that the cumulative difference between BARO sensor readings, over a specific length of time, is greater than a calibrated threshold.
OBDII Code P2230 Chevrolet - Barometric Pressure Sensor Circuit Erratic - AutoCodes.com
P2230 Chevrolet Code - Barometric Pressure Sensor Circuit Erratic

What are the Possible Causes of the DTC P2230 Chevrolet?

  • Faulty Barometric Pressure (BARO) Sensor (integrated within Mass Air Flow/Multifunction Intake Air Sensor)
  • Barometric Pressure Sensor harness is open or shorted
  • Barometric Pressure Sensor circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P2230 Chevrolet?

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 P2230 Chevrolet 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 P2230 Chevrolet code?

Need more information on how to fix the P2230 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P2230 Chevrolet code diagnosed by a professional: Find a repair shop in your area

Information for Specific Chevrolet Models

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 P2230 Chevrolet Code

1. What are the common symptoms of OBDII code P2230 in a Chevrolet related to the Barometric Pressure Sensor Circuit?

- Common symptoms include engine misfires, rough idling, stalling, and a decrease in fuel efficiency.

2. What are the possible causes of the Barometric Pressure Sensor Circuit erratic issue in a Chevrolet triggering code P2230?

- Potential causes include a faulty barometric pressure sensor, damaged wiring or connectors, a vacuum leak, or issues with the engine control module.

3. How can I diagnose the Barometric Pressure Sensor Circuit erratic problem in my Chevrolet when facing OBDII code P2230?

- You can use a scan tool to monitor the barometric pressure sensor's readings, visually inspect the sensor and related wiring for any damage, and check for vacuum leaks in the intake system.

4. Can a dirty air filter trigger OBDII code P2230 in a Chevrolet due to the Barometric Pressure Sensor Circuit issue?

- Yes, a dirty air filter can disrupt the barometric pressure readings and potentially lead to code P2230 being triggered.

5. Is it safe to continue driving my Chevrolet with OBDII code P2230 related to the Barometric Pressure Sensor Circuit erratic problem?

- It is not recommended to drive the vehicle for an extended period with this issue as it may lead to further engine problems and reduced performance.

6. Will resetting the OBDII code P2230 in my Chevrolet temporarily resolve the Barometric Pressure Sensor Circuit problem?

- Resetting the code may temporarily clear the warning light, but it will not fix the underlying issue causing the Barometric Pressure Sensor Circuit problem.

7. How much does it typically cost to repair the Barometric Pressure Sensor Circuit erratic problem triggering OBDII code P2230 in a Chevrolet?

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

8. Can I replace the barometric pressure sensor in my Chevrolet myself to address OBDII code P2230?

- If you have experience with automotive repairs and the necessary tools, you may be able to replace the sensor yourself. However, it's recommended to consult a professional if you're unsure.

9. Are there any preventive maintenance tips to avoid encountering OBDII code P2230 due to Barometric Pressure Sensor Circuit issues in a Chevrolet?

- Regularly inspecting and replacing the air filter, checking for vacuum leaks, and keeping up with scheduled maintenance can help prevent this issue from occurring.

10. How long does it typically take to repair the Barometric Pressure Sensor Circuit erratic problem triggering OBDII code P2230 in a Chevrolet?

- The repair time can vary based on the exact cause and complexity of the issue, but it usually takes a few hours to complete the necessary diagnostics and repairs.

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