Engine-CodesChevrolet – P1002 2016 Chevrolet Silverado

P1002 2016 Chevrolet Silverado Code - Fuel Pump Driver Control Module System Voltage Performance

Quick Answer

The P1002 diagnostic trouble code (DTC) for a 2016 Chevrolet Silverado relates to the Fuel Pump Driver Control Module System Voltage Performance. Common causes include Faulty fuel pump driver control module, Wiring issues or electrical connections, Malfunctioning fuel pump. 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
P1002 2016 Chevrolet Silverado indicates Fuel Pump Driver Control Module System Voltage Performance.
Common causes
Common causes include Faulty fuel pump driver control module, Wiring issues or electrical connections, Malfunctioning fuel pump.
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 12, 2024
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Code P1002 2016 Chevrolet Silverado Description

The P1002 diagnostic trouble code (DTC) for a 2016 Chevrolet Silverado relates to the Fuel Pump Driver Control Module System Voltage Performance. This code indicates that there is an issue with the voltage performance of the fuel pump driver control module, which is responsible for controlling 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 P1002 2016 Chevrolet Silverado - Fuel Pump Driver Control Module System Voltage Performance
P1002 2016 Chevrolet Silverado Code - Fuel Pump Driver Control Module System Voltage Performance

Common Causes of P1002 2016 Chevrolet Silverado

  1. Faulty fuel pump driver control module
  2. Wiring issues or electrical connections
  3. Malfunctioning fuel pump
  4. Problems with the vehicle's electrical system
  5. Corrosion or damage to components

Symptoms of P1002 2016 Chevrolet Silverado

  1. Engine misfires
  2. Stalling or hesitation during acceleration
  3. Difficulty starting the vehicle
  4. Reduced fuel efficiency
  5. Check engine light illuminated

How to Fix P1002 2016 Chevrolet Silverado

  1. Diagnose the issue using a scan tool to confirm the P1002 code and identify the specific cause.
  2. Inspect the wiring and electrical connections related to the fuel pump driver control module.
  3. Test the fuel pump driver control module and fuel pump for proper functionality.
  4. Replace any faulty components, such as the fuel pump driver control module or fuel pump.
  5. Clear the DTC and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P1002 2016 Chevrolet Silverado

The typical repair costs for addressing a P1002 code on a 2016 Chevrolet Silverado can vary depending on the specific cause of the issue and the cost of parts and labor. In general, the cost of replacing a fuel pump driver control module can range from $200 to $500, while replacing a fuel pump can cost between $300 and $800. Additional costs for diagnostic testing, labor, and any other necessary repairs should also be factored in. Overall, the total repair cost for this issue could range from $400 to $1500 or more. It is advisable to consult with a qualified mechanic or auto repair shop to obtain a more accurate estimate based on the specific circumstances of the vehicle. Keep in mind that labor rates can vary, with hourly rates typically ranging from $80 to $150.

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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 P1002 2016 Chevrolet Silverado Code

1. What does the OBDII code P1002 mean on a 2016 Chevrolet Silverado?

The P1002 code indicates an issue with the Fuel Pump Driver Control Module (FPCM) system voltage performance, which means the module may not be operating within the expected voltage range.

2. What are the common symptoms of code P1002 in a 2016 Chevrolet Silverado?

Symptoms may include poor engine performance, difficulty starting, stalling, reduced fuel efficiency, or the check engine light illuminating.

3. What causes the P1002 code to appear on a 2016 Chevrolet Silverado?

Common causes include a faulty Fuel Pump Driver Control Module, wiring issues such as corrosion or damage, low battery voltage, or a failing fuel pump.

4. Can a weak battery trigger the P1002 code in a Chevrolet Silverado?

Yes, a weak or undercharged battery can cause the Fuel Pump Driver Control Module to receive insufficient voltage, triggering the P1002 code.

5. How can I diagnose the P1002 code in my 2016 Chevrolet Silverado?

Start by checking the battery voltage, inspecting FPCM wiring for damage or corrosion, and testing the FPCM itself. A scan tool can also help monitor voltage levels and confirm the issue.

6. Is it safe to drive a 2016 Chevrolet Silverado with the P1002 code?

Driving with this code is not recommended as it may lead to engine performance issues or damage to the fuel system if not addressed promptly.

7. How do you fix the P1002 code on a 2016 Chevrolet Silverado?

Repairs may involve replacing the Fuel Pump Driver Control Module, repairing damaged wiring, cleaning corroded connectors, or addressing low battery voltage.

8. Can a failing fuel pump cause the P1002 code in a 2016 Chevrolet Silverado?

Yes, a failing fuel pump can cause voltage irregularities that may trigger the P1002 code.

9. How much does it cost to repair the P1002 code on a 2016 Chevrolet Silverado?

Repair costs vary but typically range from $200 to $600, depending on whether the FPCM, fuel pump, or wiring needs replacement.

10. Do I need to reprogram the Fuel Pump Driver Control Module after replacing it in my 2016 Chevrolet Silverado?

Yes, in many cases, the new module may need to be programmed using a professional scan tool to ensure proper operation.

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