Engine-CodesFord – C1476 Ford

C1476 Ford Code - Brake System Pump Volume Feed Too Low Plausibility Failure

Quick Answer

The C1476 code indicates a malfunction within the brake system, specifically related to the pump volume feed. Common causes include Faulty Brake Pump: A malfunctioning or worn-out brake pump can fail to generate adequate fluid volume, Brake Fluid Leaks: Leaks in the brake lines or connections can lead to a drop in fluid pressure, Contaminated Brake Fluid: Contaminants in the brake fluid can affect its viscosity and performance. 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
C1476 Ford indicates Brake System Pump Volume Feed Too Low Plausibility Failure.
Common causes
Common causes include Faulty Brake Pump: A malfunctioning or worn-out brake pump can fail to generate adequate fluid volume, Brake Fluid Leaks: Leaks in the brake lines or connections can lead to a drop in fluid pressure, Contaminated Brake Fluid: Contaminants in the brake fluid can affect its viscosity and performance.
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 Oct 03, 2024
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Code C1476 Ford Description

The C1476 code indicates a malfunction within the brake system, specifically related to the pump volume feed. This code is triggered when the vehicle's onboard diagnostic system detects that the volume of brake fluid being pumped is lower than expected, leading to a plausibility failure. The brake system is crucial for vehicle safety, as it directly affects the vehicle's ability to stop effectively. When this code is present, it suggests that the hydraulic pressure generated by the brake pump is insufficient, which can lead to a range of performance issues.

OBDII Code C1476 Ford - Brake System Pump Volume Feed Too Low Plausibility Failure
C1476 Ford Code - Brake System Pump Volume Feed Too Low Plausibility Failure

Common Causes of C1476 Ford

  1. Faulty Brake Pump: A malfunctioning or worn-out brake pump can fail to generate adequate fluid volume.
  2. Brake Fluid Leaks: Leaks in the brake lines or connections can lead to a drop in fluid pressure.
  3. Contaminated Brake Fluid: Contaminants in the brake fluid can affect its viscosity and performance.
  4. Clogged Brake Lines: Blockages in the brake lines can restrict fluid flow, leading to low pump volume.
  5. Faulty Brake Control Module: Issues with the electronic control unit that manages the brake system can trigger this code.

Symptoms of C1476 Ford

  1. Spongy Brake Pedal: The brake pedal may feel soft or spongy when pressed, indicating insufficient hydraulic pressure.
  2. Increased Stopping Distance: The vehicle may take longer to stop than usual, compromising safety.
  3. Brake Warning Light: The dashboard may display a warning light indicating a brake system issue.
  4. Unusual Noises: Grinding or whining noises may be heard when the brakes are applied, suggesting pump or fluid issues.
  5. Fluid Leaks: Visible brake fluid leaks around the brake lines or pump area may be present.

How to Fix C1476 Ford

  1. Diagnostic Scan: Begin with a thorough diagnostic scan to confirm the C1476 code and check for any related codes.
  2. Visual Inspection: Inspect the brake system for visible leaks, damaged lines, or worn components.
  3. Brake Fluid Replacement: If contamination is suspected, replace the brake fluid and bleed the system to remove air bubbles.
  4. Pump Replacement: If the brake pump is found to be faulty, replace it with a new or refurbished unit.
  5. System Calibration: After repairs, recalibrate the brake system to ensure proper operation and clear any fault codes.

Cost to Fix C1476 Ford

The typical repair costs for addressing the C1476 code can vary widely based on the specific issue identified. For instance, replacing a faulty brake pump can range from $300 to $800, including parts and labor. If brake lines need to be repaired or replaced, costs could increase to $500 to $1,200. Additionally, brake fluid replacement and system bleeding may add another $100 to $200 to the total cost.

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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 C1476 Ford Code

What does the OBDII code C1476 indicate in a Ford vehicle?

The OBDII code C1476 indicates a "Brake System Pump Volume Feed Too Low Plausibility Failure," which suggests that the brake system pump is not generating the expected hydraulic pressure or volume.

What are common symptoms of the C1476 code?

Common symptoms may include a warning light on the dashboard, reduced brake performance, a spongy brake pedal, or potential brake system noises.

What could cause the C1476 code to trigger?

Possible causes include a malfunctioning brake pump, low brake fluid levels, air trapped in the brake lines, or issues with the brake control module.

How can I check if the brake fluid level is low?

You can check the brake fluid level by locating the brake fluid reservoir under the hood, ensuring the fluid is at the recommended level marked on the reservoir.

What are some repair tips for a vehicle with the C1476 code?

Repairs may involve checking and topping off brake fluid, bleeding the brake system to remove air, inspecting the brake pump for faults, or replacing the brake pump if necessary.

Is it safe to drive a car with the C1476 code?

Driving with this code can be unsafe due to reduced braking efficiency; it is advisable to address the issue promptly to ensure safe vehicle operation.

Can I clear the C1476 code without fixing the problem?

Yes, you can clear the code using an OBDII scanner, but the underlying issue will likely cause the code to reappear if not resolved.

How much does it typically cost to repair the problem associated with the C1476 code?

Repair costs can vary widely, but expect to pay anywhere from $100 to $1,000 depending on whether you need a simple fluid top-off, a system bleed, or a pump replacement.

Should I take my vehicle to a professional mechanic if I see the C1476 code?

Yes, it's recommended to consult a professional mechanic to diagnose and repair the issue correctly, ensuring safe operation of your vehicle.

Discuss the causes and fixes for C1476 Ford OBDII Code

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