C1471 Ford Code - Brake System Volume Consumption Plausibility Failure
Quick Answer
The Hydraulic Control Unit (HCU) monitors the Brake Master Cylinder. Common causes include Brake System Bleeding, Faulty Brake Master Cylinder, Faulty Hydraulic Control Unit (HCU). 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
- C1471 Ford indicates Brake System Volume Consumption Plausibility Failure.
- Common causes
- Common causes include Brake System Bleeding, Faulty Brake Master Cylinder, Faulty Hydraulic Control Unit (HCU).
- 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.
Code C1471 Ford Description
What are the Possible Causes of the DTC C1471 Ford?
- Brake System Bleeding
- Faulty Brake Master Cylinder
- Faulty Hydraulic Control Unit (HCU)
- Hydraulic Control Unit (HCU) harness is open or shorted
- Hydraulic Control Unit (HCU) circuit poor electrical connection
How to Fix the DTC C1471 Ford?
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 C1471 Ford 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.
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Frequently Asked Questions about C1471 Ford Code
1. What does the OBDII code C1471 mean on a Ford vehicle?
C1471 indicates a "Brake System Volume Consumption Plausibility Failure," meaning the vehicle's electronic control module has detected an issue with the brake system's hydraulic volume or pressure consistency.
2. What are the common symptoms of the C1471 code?
Symptoms may include an illuminated ABS or brake warning light, reduced braking performance, spongy brake pedal feel, or inconsistent brake pedal response.
3. What causes the C1471 code to be triggered?
The code is often caused by air in the brake lines, a failing brake master cylinder, faulty ABS module, leaks in the hydraulic system, or issues with brake fluid levels.
4. Can I still drive my Ford with the C1471 code?
It is not recommended to drive with this code active, as it may indicate compromised braking performance, which poses a safety risk.
5. How is the C1471 code diagnosed?
A technician will typically inspect the brake fluid level, check for leaks, bleed the brake system, and use a scan tool to monitor ABS module data and pressure sensor readings.
6. How can I fix the C1471 code on my Ford?
Repairs may include bleeding the brake system, replacing a faulty master cylinder, repairing leaks in the hydraulic system, or replacing a malfunctioning ABS module.
7. Is the C1471 code related to low brake fluid levels?
Yes, low brake fluid levels can trigger the C1471 code, as insufficient fluid can affect the brake system's hydraulic pressure and volume.
8. What tools are needed to troubleshoot the C1471 code?
You’ll likely need an OBDII scanner, a brake fluid tester, a pressure gauge, and tools for bleeding the brake system.
9. How much does it cost to repair the C1471 code?
Repair costs can vary, ranging from $100 to $500 or more, depending on whether the issue involves simple brake fluid bleeding or more extensive repairs like replacing the ABS module.
10. Can regular maintenance help prevent the C1471 code?
Yes, regular brake system inspections, maintaining proper brake fluid levels, and promptly addressing any leaks or brake performance issues can help prevent this code.
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