AutoCodes – Cadillac – P14D4 Cadillac

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

Quick Answer

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Common causes include Faulty Fuel Pump Driver Control Module, Fuel Pump Driver Control Module harness is open or shorted, Fuel Pump Driver Control Module 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
P14D4 Cadillac indicates Fuel Pump Driver Control Module Configuration Command Signal 2 Message Counter Incorrect.
Common causes
Common causes include Faulty Fuel Pump Driver Control Module, Fuel Pump Driver Control Module harness is open or shorted, Fuel Pump Driver Control Module 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 624
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 28, 2022
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Code P14D4 Cadillac Description

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Operating information and commands are exchanged among the control modules. Each module on the serial data circuit maintains a transmit error counter and a receive error counter. The counter values increase with detected errors and decrease with error-free messages. The Diagnostic Trouble Code (DTC) will be set when the Fuel Pump Driver Control Module Configuration Command Signal 2 Message Counter is Incorrect.
OBDII Code P14D4 Cadillac - Fuel Pump Driver Control Module Configuration Command Signal 2 Message Counter Incorrect - AutoCodes.com
P14D4 Cadillac Code - Fuel Pump Driver Control Module Configuration Command Signal 2 Message Counter Incorrect

What are the Possible Causes of the DTC P14D4 Cadillac?

  • Faulty Fuel Pump Driver Control Module
  • Fuel Pump Driver Control Module harness is open or shorted
  • Fuel Pump Driver Control Module circuit poor electrical connection

How to Fix the DTC P14D4 Cadillac?

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 P14D4 Cadillac 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 P14D4 Cadillac code?

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Need Help with the Code?

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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 P14D4 Cadillac Code

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

- Common symptoms may include issues with the fuel pump operation, engine stalling, poor fuel efficiency, and difficulty starting the vehicle.

2. What can cause the OBDII code P14D4 in a Cadillac to trigger?

- The code P14D4 can be triggered by a malfunction in the fuel pump driver control module or a communication error between the control module and other related components.

3. How serious is the OBDII code P14D4 related to the Fuel Pump Driver Control Module Configuration Command Signal 2 Message Counter Incorrect?

- This code should be addressed promptly as it can lead to potential fuel delivery problems, engine performance issues, and possible stalling, which can affect the vehicle's drivability and safety.

4. What are some DIY repair tips for addressing OBDII code P14D4 in a Cadillac?

- DIY repair tips may include checking the fuel pump driver control module for any visible damage or loose connections, ensuring proper power supply to the module, and performing a reset or reprogramming if necessary.

5. Can driving with the OBDII code P14D4 in a Cadillac cause further damage to the vehicle?

- Continued driving with this code may exacerbate fuel delivery issues, potentially leading to engine misfires, overheating, or complete engine failure, so it is advisable to address the problem promptly.

6. Is it safe to continue driving a Cadillac with the OBDII code P14D4?

- It is not recommended to drive the vehicle with this code active, as it can affect the fuel system's performance and reliability, posing a risk to the vehicle's overall operation and safety.

7. How can a mechanic diagnose the OBDII code P14D4 in a Cadillac effectively?

- A mechanic can use a diagnostic scanner to retrieve the code, conduct a thorough inspection of the fuel pump driver control module and related wiring, and perform tests to pinpoint the exact cause of the configuration command signal error.

8. Are there any recalls or service bulletins related to the OBDII code P14D4 in Cadillac vehicles?

- It is advisable to check with the manufacturer or authorized dealerships for any recalls or service bulletins related to the Fuel Pump Driver Control Module Configuration Command Signal 2 Message Counter Incorrect code in Cadillac vehicles.

9. How much does it typically cost to repair the OBDII code P14D4 in a Cadillac at a dealership or repair shop?

- The cost of repairing this code can vary depending on the extent of the issue, parts needed, and labor costs, but it is recommended to obtain multiple quotes from reputable repair facilities for an accurate estimate.

10. Can resetting the OBDII code P14D4 in a Cadillac temporarily resolve the issue?

- Resetting the code may temporarily clear the error from the system, but if the underlying issue with the fuel pump driver control module configuration persists, the code is likely to reappear, indicating the need for further diagnosis and repair.

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