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P1572 2009 Nissan Pathfinder Code - Brake Pedal Switch Circuit Malfunction

Quick Answer

The P1572 diagnostic trouble code (DTC) for a 2009 Nissan Pathfinder indicates a Brake Pedal Switch Circuit Malfunction. Common causes include Faulty brake pedal switch, Wiring issues in the brake pedal switch circuit, Corrosion or damage to the brake pedal switch circuit. 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 2009 Nissan Pathfinder indicates Brake Pedal Switch Circuit Malfunction.
Common causes
Common causes include Faulty brake pedal switch, Wiring issues in the brake pedal switch circuit, Corrosion or damage to the brake pedal switch circuit.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 17, 2024
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Code P1572 2009 Nissan Pathfinder Description

The P1572 diagnostic trouble code (DTC) for a 2009 Nissan Pathfinder indicates a Brake Pedal Switch Circuit Malfunction. This code is triggered when the powertrain control module (PCM) detects an issue with the brake pedal switch circuit, which is responsible for signaling the PCM when the brake pedal is depressed. The brake pedal switch is a crucial component in the vehicle's braking system, as it allows the PCM to control functions such as cruise control deactivation, brake light activation, and transmission shift interlock.

OBDII Code P1572 2009 Nissan Pathfinder - Brake Pedal Switch Circuit Malfunction
P1572 2009 Nissan Pathfinder Code - Brake Pedal Switch Circuit Malfunction

Common Causes of P1572 2009 Nissan Pathfinder

  1. Faulty brake pedal switch
  2. Wiring issues in the brake pedal switch circuit
  3. Corrosion or damage to the brake pedal switch circuit
  4. Loose or disconnected electrical connections
  5. PCM software issues

Symptoms of P1572 2009 Nissan Pathfinder

  1. Inability to shift out of park
  2. Brake lights not illuminating when the brake pedal is pressed
  3. Disabled cruise control system
  4. Issues with acceleration and deceleration

How to Fix P1572 2009 Nissan Pathfinder

  1. Begin by diagnosing the root cause of the issue using a diagnostic scanner to retrieve the specific fault codes.
  2. Inspect the brake pedal switch for any signs of damage or malfunction. Replace the switch if necessary.
  3. Check the wiring in the brake pedal switch circuit for any breaks, corrosion, or loose connections. Repair or replace as needed.
  4. Clear the fault codes from the PCM and perform a test drive to ensure that the issue has been resolved.
  5. If the problem persists, consult a professional mechanic for further diagnosis and repair.

Cost to Fix P1572 2009 Nissan Pathfinder

The typical repair costs for a Brake Pedal Switch Circuit Malfunction can range from $100 to $300, including parts and labor. However, the specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. It's advisable to check local rates for a more precise estimate. Keep in mind that rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less.

When is the Code Detected?

When the vehicle speed is above 30 km/h (19 MPH), ON signals from the stop lamp switch and the Automatic Speed Control Device (ASCD) brake switch are sent to the The Engine Control Modulee (ECM) at the same time.

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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 P1572 2009 Nissan Pathfinder Code

1. What are the common symptoms of OBDII code P1572 in a 2009 Nissan Pathfinder?

The common symptoms of code P1572 include the brake lights staying on constantly, cruise control not working, and potential issues with shifting out of park.

2. What could cause the Brake Pedal Switch Circuit Malfunction in a 2009 Nissan Pathfinder?

The most common causes of P1572 in a 2009 Nissan Pathfinder are a faulty brake pedal switch, damaged wiring or connectors in the brake pedal circuit, or a malfunctioning brake control module.

3. How can I diagnose the Brake Pedal Switch Circuit Malfunction in my 2009 Nissan Pathfinder?

To diagnose P1572, you can start by checking the brake pedal switch for proper functioning, inspecting the wiring and connectors for any damage, and using an OBDII scanner to read the trouble codes and data related to the brake pedal circuit.

4. Can I still drive my 2009 Nissan Pathfinder with OBDII code P1572?

It is not recommended to drive your vehicle with code P1572 as it can affect important safety features like the brake lights and cruise control. It is best to address the issue promptly.

5. How can I repair the Brake Pedal Switch Circuit Malfunction in my 2009 Nissan Pathfinder?

Repairing P1572 may involve replacing the brake pedal switch, repairing any damaged wiring or connectors, or recalibrating the brake control module. It is recommended to consult a professional mechanic for accurate diagnosis and repair.

6. Will resetting the OBDII code P1572 fix the issue in my 2009 Nissan Pathfinder?

Resetting the trouble code may temporarily clear the warning light, but it will not fix the underlying issue causing P1572. It is essential to diagnose and repair the root cause of the problem.

7. Is the Brake Pedal Switch Circuit Malfunction a common problem in 2009 Nissan Pathfinders?

While not extremely common, the Brake Pedal Switch Circuit Malfunction (P1572) can occur in 2009 Nissan Pathfinders due to wear and tear on the brake components or electrical issues over time.

8. Can a DIY enthusiast fix OBDII code P1572 in a 2009 Nissan Pathfinder?

Depending on your skills and experience with automotive repairs, you may be able to address P1572 yourself by following diagnostic procedures and replacing faulty components like the brake pedal switch. However, professional help is often recommended for accurate diagnosis and repair.

9. Will a faulty brake pedal switch always trigger OBDII code P1572 in a 2009 Nissan Pathfinder?

While a faulty brake pedal switch is a common cause of P1572, other issues like damaged wiring or a malfunctioning brake control module can also trigger the code. It is essential to properly diagnose the problem before replacing any components.

10. How long does it typically take to repair OBDII code P1572 in a 2009 Nissan Pathfinder?

The time required to repair P1572 can vary depending on the exact cause of the issue and the extent of repairs needed. Simple fixes like replacing the brake pedal switch may take less than an hour, while more complex issues could require several hours of labor.

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