P14D6 2016 GMC Sierra Code - Fuel Pump Driver Control Module Configuration Command Signal 5 Message Counter Incorrect
Quick Answer
The P14D6 diagnostic trouble code for a 2016 GMC Sierra relates to the Fuel Pump Driver Control Module Configuration Command Signal 5 Message Counter being incorrect. Common causes include Faulty fuel pump driver control module, Wiring issues or poor connections, Malfunctioning engine control 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
- P14D6 2016 GMC Sierra indicates Fuel Pump Driver Control Module Configuration Command Signal 5 Message Counter Incorrect.
- Common causes
- Common causes include Faulty fuel pump driver control module, Wiring issues or poor connections, Malfunctioning engine control 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.
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Code P14D6 2016 GMC Sierra Description
The P14D6 diagnostic trouble code for a 2016 GMC Sierra relates to the Fuel Pump Driver Control Module Configuration Command Signal 5 Message Counter being incorrect. This code indicates that there is a discrepancy in the signal communication between the fuel pump driver control module and the vehicle's engine control module. The fuel pump driver control module is responsible for regulating the fuel pump's operation, ensuring the correct amount of fuel is delivered to the engine for optimal performance.
Common Causes of P14D6 2016 GMC Sierra
- Faulty fuel pump driver control module
- Wiring issues or poor connections
- Malfunctioning engine control module
- Communication errors between modules
- Electrical interference or shorts in the system
Symptoms of P14D6 2016 GMC Sierra
- Engine misfires or hesitation during acceleration
- Reduced fuel efficiency
- Engine stalling or difficulty starting
- Illumination of the check engine light
- Rough idling or uneven engine performance
How to Fix P14D6 2016 GMC Sierra
- Begin by conducting a thorough diagnostic scan to confirm the P14D6 code and identify the specific cause of the issue.
- Inspect the wiring harness and connections related to the fuel pump driver control module for any signs of damage or corrosion.
- Test the fuel pump driver control module and engine control module for proper functionality using a multimeter or diagnostic tool.
- If a faulty component is identified, replace the defective part with a new one following manufacturer guidelines.
- Clear the diagnostic trouble codes, reset the vehicle's computer, and perform a test drive to ensure the issue has been resolved.
Cost to Fix P14D6 2016 GMC Sierra
The typical repair costs for addressing a P14D6 code on a 2016 GMC Sierra can vary depending on the specific cause of the issue and the cost of replacement parts. On average, the repair for this type of problem can range from $200 to $500, including parts and labor. However, it is essential to note that labor rates at auto repair shops can vary significantly based on location, the vehicle's make and model, and the expertise of the technicians. It is advisable to obtain quotes from multiple shops to ensure a competitive price for the repair.
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Frequently Asked Questions about P14D6 2016 GMC Sierra Code
What does the OBDII code P14D6 mean on a 2016 GMC Sierra?
The P14D6 code indicates an issue with the Fuel Pump Driver Control Module (FPCM) where the configuration command signal 5 message counter is incorrect, often pointing to a communication or configuration problem.
What are the symptoms of code P14D6 in a 2016 GMC Sierra?
Symptoms may include engine performance issues, difficulty starting, reduced fuel efficiency, or the illumination of the check engine light.
What causes the P14D6 code to appear on a 2016 GMC Sierra?
Common causes include a faulty Fuel Pump Driver Control Module (FPCM), software glitches, wiring issues, or incorrect configuration data within the module.
Can I drive my 2016 GMC Sierra with the P14D6 code?
Driving with the P14D6 code is not recommended, as it may lead to fuel delivery problems and potentially cause the engine to stall or fail to start.
How is the P14D6 code diagnosed on a 2016 GMC Sierra?
A technician will use a scan tool to check for additional codes, inspect the FPCM and related wiring, verify module communication, and ensure the configuration data is correct.
What repairs can fix the P14D6 code on a 2016 GMC Sierra?
Repairs may include reprogramming or replacing the Fuel Pump Driver Control Module, repairing damaged wiring or connectors, or updating the vehicle’s software.
How much does it cost to fix the P14D6 code on a 2016 GMC Sierra?
Repair costs can vary widely, ranging from $100-$500 or more, depending on whether reprogramming or module replacement is required.
Can a dead battery cause the P14D6 code in a 2016 GMC Sierra?
A dead or low battery can potentially disrupt module communication and cause temporary issues, but the root cause is typically related to the FPCM or its configuration.
Is the Fuel Pump Driver Control Module covered under warranty for a 2016 GMC Sierra?
It may be covered under the powertrain or emissions warranty, but coverage depends on mileage, age, and warranty terms. Check with your dealer for details.
Can I clear the P14D6 code without fixing the issue on a 2016 GMC Sierra?
Clearing the code without addressing the issue may temporarily remove the check engine light, but the problem will likely return until the underlying fault is resolved.
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