AutoCodes – Ford – P0003 2018 Ford F150

P0003 2018 Ford F150 Code - Fuel Volume Regulator Control Circuit Low

Quick Answer

The Fuel Volume Regulator is a solenoid valve permanently mounted to the pump assembly. Common causes include Faulty Fuel Volume Regulator (FVR) Control Valve, Fuel Volume Regulator Control Valve harness is open or shorted, Fuel Volume Regulator Control Valve 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
P0003 2018 Ford F150 indicates Fuel Volume Regulator Control Circuit Low.
Common causes
Common causes include Faulty Fuel Volume Regulator (FVR) Control Valve, Fuel Volume Regulator Control Valve harness is open or shorted, Fuel Volume Regulator Control Valve 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 699
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 10, 2023
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Code P0003 2018 Ford F150 Description

The Fuel Volume Regulator is a solenoid valve permanently mounted to the pump assembly. The Powertrain Control Module (PCM) commands the Fuel Volume Regulator to meter in a specified fuel volume with each pump stroke. The PCM regulates the fuel volume entering the rail to achieve the desired fuel rail pressure.
The Fuel Volume Regulator control is synchronous with the cam position on which the pump is mounted. The Fuel Volume Regulator control takes into account that camshaft phasing varies during engine operation for purposes of valve control.
This Diagnostic Trouble Code (DTC) sets when the Powertrain Control Module (PCM) detects high or low voltage on the Fuel Volume Regulator (FVR) and Fuel Volume Regulator Return (FVRRTN) circuits.
OBDII Code P0003 2018 Ford F150 - Fuel Volume Regulator Control Circuit Low - AutoCodes.com
P0003 2018 Ford F150 Code - Fuel Volume Regulator Control Circuit Low

What are the Possible Causes of the DTC P0003 2018 Ford F150?

  • Faulty Fuel Volume Regulator (FVR) Control Valve
  • Fuel Volume Regulator Control Valve harness is open or shorted
  • Fuel Volume Regulator Control Valve circuit poor electrical connection

How to Fix the DTC P0003 2018 Ford F150?

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 P0003 2018 Ford F150 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 P0003 2018 Ford F150 code?

Need more information on how to fix the P0003 2018 Ford F150 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 P0003 2018 Ford F150 Code

1. What are the common symptoms of OBDII code P0003 on a 2018 Ford F150?

- Common symptoms include poor engine performance, decreased fuel efficiency, rough idling, and potential stalling.

2. What does the OBDII code P0003 Fuel Volume Regulator Control Circuit Low indicate in a 2018 Ford F150?

- This code suggests that there is a low voltage condition in the fuel volume regulator control circuit.

3. What are the possible causes of OBDII code P0003 on a 2018 Ford F150?

- Causes may include a faulty fuel volume regulator, damaged wiring or connectors, a defective fuel pump, or issues with the fuel pressure sensor.

4. How can I diagnose the OBDII code P0003 Fuel Volume Regulator Control Circuit Low on my 2018 Ford F150?

- Diagnosis involves checking the fuel volume regulator, inspecting wiring and connectors for damage, testing the fuel pump, and verifying the fuel pressure sensor's operation.

5. Can I continue to drive my 2018 Ford F150 with OBDII code P0003?

- It is not recommended to drive with this code as it can lead to further damage and potential engine issues. It is best to address the problem promptly.

6. Is it safe to reset the OBDII code P0003 on my 2018 Ford F150 and see if it comes back?

- While resetting the code may temporarily turn off the check engine light, it is crucial to diagnose and repair the underlying issue to prevent future problems.

7. What are some repair tips for fixing OBDII code P0003 on a 2018 Ford F150?

- Repair tips include checking and replacing the fuel volume regulator, repairing any damaged wiring or connectors, testing and replacing the fuel pump if necessary, and ensuring proper fuel pressure sensor function.

8. Can a DIY enthusiast fix the OBDII code P0003 Fuel Volume Regulator Control Circuit Low on a 2018 Ford F150?

- Depending on the individual's skill level and access to tools, some DIY enthusiasts may be able to address this code by following proper diagnostic procedures and repair instructions.

9. How much does it typically cost to repair OBDII code P0003 on a 2018 Ford F150 at a professional mechanic or dealership?

- Repair costs can vary based on the exact cause of the issue, but it may range from a few hundred to over a thousand dollars, including parts and labor.

10. Will OBDII code P0003 affect my 2018 Ford F150's emissions or overall performance?

- Yes, this code can impact emissions and the vehicle's overall performance, so it's essential to address it promptly to maintain optimal engine efficiency.

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