Engine-Codes.com
Engine-Codes – Chevrolet – P14B6 2018 Chevrolet Silverado

P14B6 2018 Chevrolet Silverado Code - Mass Air Flow Sensor Signal Message Counter Incorrect

Quick Answer

The P14B6 diagnostic trouble code (DTC) in a 2018 Chevrolet Silverado indicates that the Mass Air Flow (MAF) Sensor Signal Message Counter is incorrect. Common causes include Dirty or faulty MAF sensor, Wiring or connector issues in the MAF sensor circuit, Air intake system leaks or restrictions. 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
P14B6 2018 Chevrolet Silverado indicates Mass Air Flow Sensor Signal Message Counter Incorrect.
Common causes
Common causes include Dirty or faulty MAF sensor, Wiring or connector issues in the MAF sensor circuit, Air intake system leaks or restrictions.
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 Aug 19, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P14B6 2018 Chevrolet Silverado Description

The P14B6 diagnostic trouble code (DTC) in a 2018 Chevrolet Silverado indicates that the Mass Air Flow (MAF) Sensor Signal Message Counter is incorrect. This means that the ECU (Engine Control Unit) is receiving a signal from the MAF sensor that does not match the expected value. The MAF sensor plays a crucial role in measuring the amount of air entering the engine, which is essential for the proper air-fuel mixture and combustion process. When the signal message counter is incorrect, it can lead to inaccurate fuel delivery, affecting the engine's performance and efficiency.

OBDII Code P14B6 2018 Chevrolet Silverado - Mass Air Flow Sensor Signal Message Counter Incorrect
P14B6 2018 Chevrolet Silverado Code - Mass Air Flow Sensor Signal Message Counter Incorrect

Common Causes of P14B6 2018 Chevrolet Silverado

  1. Dirty or faulty MAF sensor
  2. Wiring or connector issues in the MAF sensor circuit
  3. Air intake system leaks or restrictions
  4. Software or calibration issues in the ECU
  5. Faulty ECU or other related components

Symptoms of P14B6 2018 Chevrolet Silverado

  1. Reduced engine power or acceleration
  2. Engine stalling or rough idling
  3. Decreased fuel efficiency
  4. Check Engine Light (CEL) illuminated
  5. Potential for increased emissions or failing emissions test

How to Fix P14B6 2018 Chevrolet Silverado

  1. Inspect and clean the MAF sensor: Start by removing the MAF sensor and cleaning it with MAF sensor cleaner to remove any dirt or debris that could be affecting its performance.
  2. Check wiring and connectors: Inspect the wiring harness and connectors related to the MAF sensor for any damage or corrosion. Repair or replace as necessary.
  3. Verify air intake system: Check for any leaks or restrictions in the air intake system that could be affecting airflow to the MAF sensor.
  4. Perform ECU reset or reflash: Reset the ECU to clear any stored codes and adaptations. If the issue persists, consider reprogramming or reflashing the ECU with updated software.
  5. Replace MAF sensor: If cleaning the MAF sensor does not resolve the issue, consider replacing it with a new, OEM-quality sensor to ensure accurate readings.

Cost to Fix P14B6 2018 Chevrolet Silverado

The cost of repairing a P14B6 code in a 2018 Chevrolet Silverado can vary depending on the specific cause of the issue and the labor rates in your area. Generally, the cost of parts for a new MAF sensor can range from $100 to $300, while labor costs can add another $100 to $200. Overall, the total repair cost can range from $200 to $500, but it's always recommended to get a detailed quote from a trusted auto repair shop to determine the exact cost for your specific situation. Labor rates typically range from $80 to $150 per hour, but can vary based on location and shop rates.

Need more information about the P14B6 2018 Chevrolet Silverado code?

Need more information on how to fix the P14B6 2018 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P14B6 2018 Chevrolet Silverado code diagnosed by a professional: Find a repair shop in your area

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 P14B6 2018 Chevrolet Silverado Code

1. What does the OBDII code P14B6 mean for a 2018 Chevrolet Silverado?

Code P14B6 indicates an issue with the Mass Air Flow (MAF) Sensor Signal Message Counter being incorrect, suggesting a communication or signal error between the MAF sensor and the engine control module (ECM).

2. What are common symptoms of code P14B6 in a 2018 Chevrolet Silverado?

Symptoms may include reduced engine performance, poor fuel efficiency, rough idle, hesitation during acceleration, and the illumination of the check engine light.

3. What causes code P14B6 in a 2018 Chevrolet Silverado?

Common causes include a faulty MAF sensor, damaged wiring or connectors in the MAF sensor circuit, software issues in the ECM, or electrical interference affecting signal communication.

4. Can a dirty air filter trigger code P14B6 in a 2018 Chevrolet Silverado?

While unlikely, a severely clogged air filter could impact airflow readings and contribute to related sensor issues. However, the main cause is typically an issue with the sensor or its communication.

5. How do you diagnose code P14B6 in a 2018 Chevrolet Silverado?

Diagnosis involves scanning for additional codes, inspecting the MAF sensor and its wiring for damage, checking for software updates on the ECM, and testing the sensor's signal output with a multimeter or diagnostic tool.

6. Can driving with code P14B6 damage my 2018 Chevrolet Silverado?

Driving with this code may lead to long-term issues such as engine misfires or reduced efficiency, but immediate damage is unlikely. Prompt diagnosis and repair are recommended.

7. How do you fix code P14B6 on a 2018 Chevrolet Silverado?

Repairs may include cleaning or replacing the MAF sensor, repairing damaged wiring or connectors, updating the ECM software, or addressing interference in the electrical system.

8. How much does it cost to fix code P14B6 in a 2018 Chevrolet Silverado?

Repair costs vary based on the issue but may range from $50 for cleaning the sensor to $200-$400 for sensor replacement or wiring repairs. ECM software updates may incur additional costs.

9. Can a P14B6 code be fixed without replacing the MAF sensor?

Yes, if the issue lies in the wiring, connectors, or ECM software, those components can often be repaired or updated without replacing the sensor itself.

10. Is code P14B6 common in a 2018 Chevrolet Silverado?

Code P14B6 is not one of the most common codes but can occur due to specific sensor or communication issues. Regular maintenance reduces the likelihood of this code appearing.

Discuss the causes and fixes for P14B6 2018 Chevrolet Silverado OBDII Code

Submit a New Comment

Code P14B6 2018 Chevrolet Silverado comments

No comments found for this page.