Engine-CodesChevrolet – P14D4 Chevrolet

P14D4 Chevrolet Code - Fuel Pump Driver Control Module Configuration Command Signal 2 Message Counter Incorrect

Quick Answer

The P14D4 code for Chevrolet indicates a problem with the Fuel Pump Driver Control Module Configuration Command Signal 2 Message Counter being incorrect. Common causes include Faulty wiring connections, Malfunctioning fuel pump driver control module, Software glitches. 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
P14D4 Chevrolet indicates Fuel Pump Driver Control Module Configuration Command Signal 2 Message Counter Incorrect.
Common causes
Common causes include Faulty wiring connections, Malfunctioning fuel pump driver control module, Software glitches.
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 14, 2024
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Code P14D4 Chevrolet Description

The P14D4 code for Chevrolet indicates a problem with the Fuel Pump Driver Control Module Configuration Command Signal 2 Message Counter being incorrect. The Fuel Pump Driver Control Module is a crucial component in the vehicle's fuel system, responsible for regulating the fuel pump's operation. When this code appears, it means that the signal related to the module's configuration command is not matching the expected value. This discrepancy can lead to various issues with the fuel system, affecting the vehicle's performance and efficiency.

OBDII Code P14D4 Chevrolet - Fuel Pump Driver Control Module Configuration Command Signal 2 Message Counter Incorrect
P14D4 Chevrolet Code - Fuel Pump Driver Control Module Configuration Command Signal 2 Message Counter Incorrect

Common Causes of P14D4 Chevrolet

  1. Faulty wiring connections
  2. Malfunctioning fuel pump driver control module
  3. Software glitches
  4. Communication network issues within the vehicle

Symptoms of P14D4 Chevrolet

  1. Engine misfires
  2. Poor fuel economy
  3. Vehicle stalling
  4. Difficulty starting the engine
  5. Reduced engine performance

How to Fix P14D4 Chevrolet

  1. Begin by conducting a thorough inspection of the wiring connections related to the fuel pump driver control module.
  2. Test the fuel pump driver control module for proper functionality and replace it if necessary.
  3. Check for any software updates or glitches that may be affecting the module's operation.
  4. Verify the communication network within the vehicle for any faults or disruptions.
  5. Clear the diagnostic trouble codes and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P14D4 Chevrolet

The typical repair costs for addressing a P14D4 code on a Chevrolet can vary depending on the specific cause of the issue. In general, replacing a faulty fuel pump driver control module can range from $200 to $500, including parts and labor. Additional costs may apply if there are wiring repairs or software updates needed. It's important to consider that diagnostic time and labor rates at auto repair shops can vary, so it's advisable to check with local providers for a more accurate estimate.

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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 P14D4 Chevrolet Code

1. What are the common symptoms of OBDII code P14D4 in a Chevrolet related to the Fuel Pump Driver Control Module Configuration Command Signal 2 Message Counter Incorrect?

The common symptoms include issues with starting the vehicle, engine stalling, poor fuel efficiency, and possibly a check engine light illuminated on the dashboard.

2. What can cause the OBDII code P14D4 in a Chevrolet related to the Fuel Pump Driver Control Module Configuration Command Signal 2 Message Counter Incorrect?

The code P14D4 in a Chevrolet can be triggered by a faulty fuel pump driver control module, wiring issues, or a communication error between the control module and other vehicle systems.

3. How can I diagnose the OBDII code P14D4 in a Chevrolet related to the Fuel Pump Driver Control Module Configuration Command Signal 2 Message Counter Incorrect?

Diagnosing this code typically involves checking the wiring connections, inspecting the fuel pump driver control module for any signs of damage, and using a diagnostic scanner to analyze the communication signals.

4. Can I continue driving my Chevrolet with the OBDII code P14D4 related to the Fuel Pump Driver Control Module Configuration Command Signal 2 Message Counter Incorrect?

It is not recommended to continue driving your Chevrolet with this code present, as it can lead to potential fuel pump issues and engine performance problems.

5. How can I repair the OBDII code P14D4 in a Chevrolet related to the Fuel Pump Driver Control Module Configuration Command Signal 2 Message Counter Incorrect?

Repairing this code may involve replacing the fuel pump driver control module, repairing any damaged wiring, and resetting the code with a diagnostic scanner after the repairs are completed.

6. Is it safe to reset the OBDII code P14D4 in a Chevrolet related to the Fuel Pump Driver Control Module Configuration Command Signal 2 Message Counter Incorrect myself?

While you can attempt to reset the code yourself using a diagnostic scanner, it is recommended to have the underlying issue diagnosed and repaired by a professional to prevent further complications.

7. Will the OBDII code P14D4 in a Chevrolet related to the Fuel Pump Driver Control Module Configuration Command Signal 2 Message Counter Incorrect affect the vehicle's performance?

Yes, this code can affect the vehicle's performance by causing issues with fuel delivery, potentially leading to engine stalling and poor acceleration.

8. How long does it typically take to repair the OBDII code P14D4 in a Chevrolet related to the Fuel Pump Driver Control Module Configuration Command Signal 2 Message Counter Incorrect?

The repair time can vary depending on the exact cause of the code and the extent of the repairs needed, but it can generally take a few hours to a full day to diagnose and fix the issue.

9. Can extreme weather conditions impact the triggering of the OBDII code P14D4 in a Chevrolet related to the Fuel Pump Driver Control Module Configuration Command Signal 2 Message Counter Incorrect?

Extreme weather conditions can potentially exacerbate existing issues that trigger this code, such as electrical connections becoming more susceptible to damage or communication errors due to temperature fluctuations.

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