Engine-CodesChevrolet – P12A6 2015 Chevrolet Silverado

P12A6 2015 Chevrolet Silverado Code - Fuel Pump Driver Control Module Enable Circuit Performance

Quick Answer

The P12A6 diagnostic trouble code (DTC) for a 2015 Chevrolet Silverado refers to the Fuel Pump Driver Control Module Enable Circuit Performance. Common causes include Faulty fuel pump driver control module, Wiring issues or poor connections in the enable circuit, Corrosion or damage to the control module connectors. 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
P12A6 2015 Chevrolet Silverado indicates Fuel Pump Driver Control Module Enable Circuit Performance.
Common causes
Common causes include Faulty fuel pump driver control module, Wiring issues or poor connections in the enable circuit, Corrosion or damage to the control module connectors.
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 15, 2024
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Code P12A6 2015 Chevrolet Silverado Description

The P12A6 diagnostic trouble code (DTC) for a 2015 Chevrolet Silverado refers to the Fuel Pump Driver Control Module Enable Circuit Performance. This code indicates that there is an issue with the fuel pump driver control module, which is responsible for regulating the fuel pump's operation. The fuel pump driver control module plays a crucial role in ensuring the proper functioning of the fuel pump, which is essential for delivering fuel to the engine at the correct pressure and flow rate.

OBDII Code P12A6 2015 Chevrolet Silverado - Fuel Pump Driver Control Module Enable Circuit Performance
P12A6 2015 Chevrolet Silverado Code - Fuel Pump Driver Control Module Enable Circuit Performance

Common Causes of P12A6 2015 Chevrolet Silverado

  1. Faulty fuel pump driver control module
  2. Wiring issues or poor connections in the enable circuit
  3. Corrosion or damage to the control module connectors
  4. Electrical system malfunctions
  5. Software or programming issues in the control module

Symptoms of P12A6 2015 Chevrolet Silverado

  1. Engine misfires or hesitation during acceleration
  2. Reduced fuel efficiency
  3. Difficulty starting the vehicle
  4. Stalling or engine shutdown while driving
  5. Illumination of the check engine light

How to Fix P12A6 2015 Chevrolet Silverado

  1. Diagnose the issue using a scan tool to confirm the P12A6 code and identify the specific cause of the problem.
  2. Inspect the wiring and connectors associated with the fuel pump driver control module for any damage or corrosion. Repair or replace as needed.
  3. Test the fuel pump driver control module to determine if it is functioning properly. Replace the module if it is found to be faulty.
  4. Clear the DTC and reset the vehicle's computer system to see if the issue has been resolved.
  5. Perform a road test to ensure that the symptoms associated with the code have been eliminated.

Cost to Fix P12A6 2015 Chevrolet Silverado

The typical repair costs for addressing a P12A6 code on a 2015 Chevrolet Silverado can vary depending on the specific cause of the issue. In general, the cost of replacing a fuel pump driver control module can range from $200 to $500, including parts and labor. Additional costs may be incurred for diagnostic testing, wiring repairs, or other necessary components. It's important to note that labor rates at auto repair shops can vary, with hourly rates typically ranging from $80 to $150. For a more accurate estimate, it is recommended to consult with a local auto repair shop.

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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 P12A6 2015 Chevrolet Silverado Code

1. What does the OBDII code P12A6 mean on a 2015 Chevrolet Silverado?

P12A6 indicates an issue with the Fuel Pump Driver Control Module (FPCM) Enable Circuit Performance, meaning the control module is not functioning as expected.

2. What are the common symptoms of the P12A6 code?

Symptoms may include engine stalling, difficulty starting, reduced fuel efficiency, poor acceleration, or the check engine light being illuminated.

3. What causes the P12A6 code to appear?

Common causes include a faulty Fuel Pump Driver Control Module, damaged wiring or connectors in the enable circuit, or corrosion at the module connections.

4. How can I troubleshoot the P12A6 code?

Start by visually inspecting the wiring and connectors for damage or corrosion, checking the fuel pump driver control module for faults, and testing the circuit for proper voltage and continuity.

5. Can a bad fuel pump cause the P12A6 code?

While the fuel pump itself is not typically the cause, issues in the associated wiring or the control module can indirectly affect fuel delivery and trigger this code.

6. Is it safe to drive with the P12A6 code present?

Driving with this code may lead to poor engine performance or stalling, which could be unsafe, especially in traffic. It is recommended to address the issue promptly.

7. How is the P12A6 code fixed?

Repairs may involve replacing the Fuel Pump Driver Control Module, repairing or replacing damaged wiring, or cleaning corroded connections in the enable circuit.

8. What tools are needed to diagnose the P12A6 code?

A diagnostic scan tool, a multimeter for testing voltage and continuity, and basic hand tools for inspecting and repairing wiring are typically required.

9. How much does it cost to fix the P12A6 code on a 2015 Silverado?

The repair cost depends on the problem, but replacing the Fuel Pump Driver Control Module can range from $200 to $500, including parts and labor.

10. Can I clear the P12A6 code without fixing the issue?

Clearing the code with a scan tool will turn off the check engine light temporarily, but the issue will persist, and the code is likely to return until properly repaired.

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