AutoCodesChevrolet – P064A 2014 Chevrolet Silverado

P064A 2014 Chevrolet Silverado Code - Fuel Pump Control Module Performance

Quick Answer

The Engine Control Module (ECM) supplies voltage to the fuel pump control module when the ECM detects that the ignition is on. Common causes include Faulty Fuel Pump Control Module, Fuel Pump Control Module harness is open or shorted, Fuel Pump 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
P064A 2014 Chevrolet Silverado indicates Fuel Pump Control Module Performance.
Common causes
Common causes include Faulty Fuel Pump Control Module, Fuel Pump Control Module harness is open or shorted, Fuel Pump 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.
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Code Popularity 676
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 17, 2022
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Code P064A 2014 Chevrolet Silverado Description

The Engine Control Module (ECM) supplies voltage to the fuel pump control module when the ECM detects that the ignition is on. The voltage from the ECM to the fuel pump control module remains for 2 seconds unless the engine is cranked or run. While this voltage is being received, the fuel pump control module supplies a varying voltage to the fuel tank pump module in order to maintain the desired fuel pressure. The Diagnostic Trouble Code (DTC) will be set if the fuel pump control module detects an over-temperature fault.
OBDII Code P064A 2014 Chevrolet Silverado - Fuel Pump Control Module Performance - AutoCodes.com
P064A 2014 Chevrolet Silverado Code - Fuel Pump Control Module Performance

What are the Possible Causes of the DTC P064A 2014 Chevrolet Silverado?

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

How to Fix the DTC P064A 2014 Chevrolet Silverado?

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 P064A 2014 Chevrolet Silverado 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 P064A 2014 Chevrolet Silverado code?

Need more information on how to fix the P064A 2014 Chevrolet Silverado code? Get Access to Factory Service Manuals

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 P064A 2014 Chevrolet Silverado Code

1. What does the OBDII code P064A mean on a 2014 Chevrolet Silverado?

The P064A code indicates an issue with the Fuel Pump Control Module (FPCM) performance, which may affect fuel delivery.

2. What are the common symptoms of the P064A code in a 2014 Silverado?

Common symptoms include difficulty starting the engine, stalling, reduced engine performance, or the illumination of the check engine light.

3. What causes the P064A code to appear?

This code can be triggered by a faulty Fuel Pump Control Module, poor electrical connections, damaged wiring, or a malfunction in the powertrain control module (PCM).

4. Can I drive my 2014 Silverado with a P064A code?

While the vehicle may still be drivable, it’s not recommended as this code can lead to fuel delivery issues that may cause stalling or engine damage.

5. How do I diagnose the P064A code?

Start by scanning the vehicle with an OBDII scanner, inspecting the FPCM wiring and connectors, and testing the module for proper operation.

6. What should I check first when troubleshooting the P064A code?

Begin by checking the wiring and connectors for the Fuel Pump Control Module for signs of corrosion, damage, or loose connections.

7. Does the Fuel Pump Control Module need to be replaced to fix the P064A code?

Not always; sometimes repairing damaged wiring or resetting the module can resolve the issue. Replacement is necessary only if the module is confirmed to be defective.

8. How much does it cost to repair the P064A code on a 2014 Silverado?

Repairs can range from $100 to $800, depending on whether the issue is related to wiring repairs or if the Fuel Pump Control Module needs replacement.

9. Can a bad fuel pump cause the P064A code?

A failing fuel pump itself is unlikely to trigger this code, but issues related to the control module that manages the pump could be the cause.

10. Will clearing the P064A code fix the problem permanently?

Clearing the code may turn off the check engine light temporarily, but if the underlying issue is not resolved, the code will likely return.

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