Engine-CodesChevrolet – P14D5 2018 Chevrolet Silverado

P14D5 2018 Chevrolet Silverado Code - Fuel Pump Driver Control Module Configuration Command Signal 3 Message Counter Incorrect

Quick Answer

The diagnostic trouble code P14D5 for a 2018 Chevrolet Silverado indicates that there is an issue with the Fuel Pump Driver Control Module Configuration Command Signal 3 Message Counter. Common causes include Faulty fuel pump driver control module, Wiring or connection issues, Corrosion or damage to the module. 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
P14D5 2018 Chevrolet Silverado indicates Fuel Pump Driver Control Module Configuration Command Signal 3 Message Counter Incorrect.
Common causes
Common causes include Faulty fuel pump driver control module, Wiring or connection issues, Corrosion or damage to the module.
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.
Table of contents Created and updated by William Orellana on Sep 20, 2024
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Code P14D5 2018 Chevrolet Silverado Description

The diagnostic trouble code P14D5 for a 2018 Chevrolet Silverado indicates that there is an issue with the Fuel Pump Driver Control Module Configuration Command Signal 3 Message Counter. This module is responsible for controlling the fuel pump operation, ensuring the correct amount of fuel is delivered to the engine for optimal performance. When the message counter is incorrect, it means that the signal communication between the module and the vehicle's systems is not functioning as intended.

OBDII Code P14D5 2018 Chevrolet Silverado - Fuel Pump Driver Control Module Configuration Command Signal 3 Message Counter Incorrect
P14D5 2018 Chevrolet Silverado Code - Fuel Pump Driver Control Module Configuration Command Signal 3 Message Counter Incorrect

Common Causes of P14D5 2018 Chevrolet Silverado

  1. Faulty fuel pump driver control module
  2. Wiring or connection issues
  3. Corrosion or damage to the module
  4. Software or programming errors
  5. Electrical system malfunctions

Symptoms of P14D5 2018 Chevrolet Silverado

  1. Engine misfires
  2. Stalling
  3. Poor acceleration
  4. Difficulty starting
  5. Decreased fuel efficiency

How to Fix P14D5 2018 Chevrolet Silverado

  1. Diagnose the issue using a diagnostic scanner to confirm the P14D5 code and identify the specific cause.
  2. Inspect the wiring and connections to the fuel pump driver control module for any damage or corrosion.
  3. Test the module for proper functionality and replace if necessary.
  4. Update the software or reprogram the module to ensure proper communication with the vehicle's systems.
  5. Clear the code and perform a test drive to verify that the issue has been resolved.

Cost to Fix P14D5 2018 Chevrolet Silverado

The typical repair costs for addressing the P14D5 code on a 2018 Chevrolet Silverado can range from $200 to $500, depending on the specific cause of the issue and the cost of parts and labor. It's important to note that diagnosis time and labor rates at auto repair shops can vary, so it's recommended to obtain quotes from multiple sources to get a more accurate estimate.

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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 P14D5 2018 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code P14D5 in a 2018 Chevrolet Silverado?

- Common symptoms include issues with the fuel pump operation, engine performance issues, and illuminated check engine light.

2. What does the OBDII code P14D5 indicate in a 2018 Chevrolet Silverado?

- This code indicates that the Fuel Pump Driver Control Module Configuration Command Signal 3 Message Counter is incorrect.

3. What are the possible causes of the P14D5 code in a 2018 Chevrolet Silverado?

- Possible causes include a faulty fuel pump driver control module, wiring issues, software glitches, or a malfunctioning fuel pump.

4. How can I diagnose the P14D5 code in my 2018 Chevrolet Silverado?

- Diagnosis involves using an OBDII scanner to retrieve the code, inspecting the fuel pump driver control module, checking the wiring for any damage, and ensuring the fuel pump is functioning correctly.

5. Can I still drive my 2018 Chevrolet Silverado with the P14D5 code present?

- It is not recommended to drive your vehicle with this code active, as it can lead to fuel pump issues and potential engine performance issues.

6. How can I repair the P14D5 code in my 2018 Chevrolet Silverado?

- Repair options include replacing the fuel pump driver control module, repairing any damaged wiring, updating software if required, or replacing the fuel pump if necessary.

7. Is it safe to reset the P14D5 code in my 2018 Chevrolet Silverado using an OBDII scanner?

- It is safe to reset the code temporarily to see if it reoccurs after repairs have been made. However, the underlying issue causing the code should be addressed first.

8. How much does it typically cost to repair the P14D5 code in a 2018 Chevrolet Silverado?

- The cost of repair can vary depending on the specific issue causing the code, but it may range from a few hundred to over a thousand dollars, including parts and labor.

9. Are there any recalls or technical service bulletins related to the P14D5 code in a 2018 Chevrolet Silverado?

- It's recommended to check with a Chevrolet dealership or online resources for any related recalls or technical service bulletins that may apply to your specific vehicle and code.

10. Can a DIY enthusiast fix the P14D5 code in a 2018 Chevrolet Silverado?

- While some repairs related to this code may be possible for experienced DIY enthusiasts, complex issues like the fuel pump driver control module may require professional diagnosis and repair.

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