AutoCodes – Mercury – C1472 Mercury

C1472 Mercury Code - Master Cylinder Pressure/Travel 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: C1472 Mercury indicates Master Cylinder Pressure/Travel 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.

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Code Popularity 763

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Oct 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C1472 Mercury Description

The Hydraulic Control Unit (HCU) monitors the Brake Master Cylinder. The HCU sets the OBDII code when the Brake Master Cylinder is not to factory specifications.

OBDII Code C1472 Mercury - Master Cylinder Pressure/Travel Plausibility Failure - AutoCodes.com — C1472 Mercury Code - Master Cylinder Pressure/Travel Plausibility Failure

What does this mean?

What are the Possible Causes of the DTC C1472 Mercury?

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 C1472 Mercury?

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 C1472 Mercury 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 C1472 Mercury code?

Need more information on how to fix the C1472 Mercury code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1472 Mercury code diagnosed by a professional: Find a repair shop in your area

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 C1472 Mercury Code

1. What are the common symptoms of OBDII code C1472 (Master Cylinder Pressure/Travel Plausibility Failure) in a Mercury vehicle?

- Common symptoms include the illumination of the check engine light, decreased braking performance, spongy brake pedal feel, or complete brake failure.

2. What are the possible causes of OBDII code C1472 in a Mercury vehicle?

- The code C1472 may be triggered by issues such as a faulty brake master cylinder, air in the brake system, low brake fluid level, or a malfunctioning brake pressure sensor.

3. How serious is OBDII code C1472 in a Mercury vehicle?

- OBDII code C1472 is a serious issue as it indicates a potential failure in the master cylinder pressure/travel plausibility, which directly affects the vehicle's braking system and safety.

4. Can I continue driving my Mercury with OBDII code C1472 present?

- It is not recommended to drive the vehicle with OBDII code C1472 present, as it may lead to compromised braking performance and safety hazards.

5. How can I diagnose OBDII code C1472 in my Mercury?

- Diagnosis typically involves using a professional OBDII scanner to retrieve the code, followed by inspecting the brake system components, such as the master cylinder, brake fluid level, and pressure sensor.

6. What are some repair tips for resolving OBDII code C1472 in a Mercury?

- Repair tips may include checking and replenishing brake fluid, bleeding the brake system, inspecting for leaks, testing the brake pressure sensor, and replacing the master cylinder if necessary.

7. How much does it cost to repair OBDII code C1472 in a Mercury?

- The cost of repairing OBDII code C1472 can vary depending on the specific issue causing the code, the labor rates in your area, and the cost of parts needed for the repair.

8. Can a DIY enthusiast fix OBDII code C1472 in a Mercury at home?

- While some aspects of diagnosing and repairing OBDII code C1472 may be tackled by experienced DIY enthusiasts, working on the brake system can be complex and potentially dangerous, so it is advisable to seek professional assistance.

9. Is it necessary to reset the OBDII system after repairing code C1472 in a Mercury?

- Yes, it is important to reset the OBDII system after repairing code C1472 to clear the fault code and ensure that the issue has been successfully resolved.

10. How can I prevent OBDII code C1472 from reoccurring in my Mercury?

- Regular maintenance of the brake system, including checking brake fluid levels, inspecting for leaks, and addressing any issues promptly, can help prevent the recurrence of OBDII code C1472 in your Mercury.