Engine-CodesMercury – P1572 Mercury

P1572 Mercury Code - Brake Pedal Switch Circuit Malfunction

Quick Answer

The P1572 code for Mercury vehicles indicates a malfunction in the brake pedal switch circuit. Common causes include Faulty brake pedal switch, Wiring or connection issues in the brake pedal switch circuit, Corrosion or damage to the brake pedal switch. 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
P1572 Mercury indicates Brake Pedal Switch Circuit Malfunction.
Common causes
Common causes include Faulty brake pedal switch, Wiring or connection issues in the brake pedal switch circuit, Corrosion or damage to the brake pedal switch.
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 Aug 25, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P1572 Mercury Description

The P1572 code for Mercury vehicles indicates a malfunction in the brake pedal switch circuit. The brake pedal switch is a crucial component that sends a signal to the vehicle's electronic control unit (ECU) when the brake pedal is pressed. This signal is used to activate the brake lights, disengage cruise control, and in some cases, engage the transmission interlock to prevent shifting out of park without the brake pedal being pressed.

OBDII Code P1572 Mercury - Brake Pedal Switch Circuit Malfunction
P1572 Mercury Code - Brake Pedal Switch Circuit Malfunction

Common Causes of P1572 Mercury

  1. Faulty brake pedal switch
  2. Wiring or connection issues in the brake pedal switch circuit
  3. Corrosion or damage to the brake pedal switch
  4. ECU software or hardware issues
  5. Electrical system malfunctions

Symptoms of P1572 Mercury

  1. Brake lights not working or staying on constantly
  2. Cruise control failing to disengage when braking
  3. Inability to shift out of park
  4. Check Engine Light illuminated on the dashboard

How to Fix P1572 Mercury

  1. Begin by diagnosing the issue using a diagnostic scanner to confirm the P1572 code and pinpoint the exact cause.
  2. Inspect the brake pedal switch for any visible damage or corrosion. Replace the switch if necessary.
  3. Check the wiring and connections in the brake pedal switch circuit for any breaks, shorts, or loose connections. Repair or replace as needed.
  4. Clear the diagnostic trouble codes from the ECU and test the vehicle to ensure the issue has been resolved.
  5. If the problem persists, further diagnostics may be required to identify any underlying electrical issues.

Cost to Fix P1572 Mercury

The cost of repairing a brake pedal switch circuit malfunction can vary depending on the specific cause of the issue and the labor rates in your area. In general, replacing a faulty brake pedal switch can cost between $50 and $150, while addressing wiring or connection issues may range from $100 to $300. Labor costs can add another $80 to $150 per hour, with total repair costs typically falling between $150 and $500. It's advisable to consult with a professional mechanic for a more accurate estimate based on your vehicle's make and model.

Need more information about the P1572 Mercury code?

Need more information on how to fix the P1572 Mercury code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1572 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 P1572 Mercury Code

No Frequently Asked Questions about P1572 Mercury Code found.

Discuss the causes and fixes for P1572 Mercury OBDII Code

Code P1572 Mercury comments

No comments found for this page.