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P1572 2007 Nissan Sentra Code - Brake Pedal Switch Circuit Malfunction

Quick Answer

The P1572 diagnostic trouble code (DTC) for a 2007 Nissan Sentra indicates a Brake Pedal Switch Circuit Malfunction. Common causes include Faulty brake pedal switch, Damaged wiring or connectors in the brake pedal switch circuit, Corrosion or debris affecting 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 2007 Nissan Sentra indicates Brake Pedal Switch Circuit Malfunction.
Common causes
Common causes include Faulty brake pedal switch, Damaged wiring or connectors in the brake pedal switch circuit, Corrosion or debris affecting 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.
What is this?
Table of contents Created and updated by William Orellana on Sep 09, 2024
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Code P1572 2007 Nissan Sentra Description

The P1572 diagnostic trouble code (DTC) for a 2007 Nissan Sentra indicates a Brake Pedal Switch Circuit Malfunction. This code is triggered when the vehicle's onboard computer detects an issue with the brake pedal switch circuit, which is responsible for activating the brake lights when the brake pedal is pressed. The brake pedal switch plays a crucial role in the vehicle's safety system, as it signals to other drivers that the vehicle is slowing down or stopping.

OBDII Code P1572 2007 Nissan Sentra - Brake Pedal Switch Circuit Malfunction
P1572 2007 Nissan Sentra Code - Brake Pedal Switch Circuit Malfunction

Common Causes of P1572 2007 Nissan Sentra

  1. Faulty brake pedal switch.
  2. Damaged wiring or connectors in the brake pedal switch circuit.
  3. Corrosion or debris affecting the brake pedal switch.
  4. Electronic control module (ECM) issues.
  5. Faulty brake light bulbs.

Symptoms of P1572 2007 Nissan Sentra

  1. Brake lights not illuminating when the brake pedal is pressed.
  2. Inability to engage or disengage cruise control.
  3. Dashboard warning light indicating a brake system malfunction.
  4. Difficulty shifting out of park.
  5. Loss of power to the brake lights.

How to Fix P1572 2007 Nissan Sentra

  1. Begin by verifying the code using a diagnostic scanner to confirm the issue.
  2. Inspect the brake pedal switch, wiring, and connectors for any visible damage or corrosion.
  3. Replace the brake pedal switch if it is found to be faulty.
  4. Clear the DTC code and test the brake lights to ensure they are functioning properly.
  5. If the issue persists, further diagnostics may be necessary to identify any underlying electrical problems.

Cost to Fix P1572 2007 Nissan Sentra

The cost of repairing a Brake Pedal Switch Circuit Malfunction can vary depending on the extent of the issue and the specific components that need to be replaced. In general, replacing a faulty brake pedal switch can cost between $50 and $150 for the part alone. Labor costs at auto repair shops typically range from $80 to $150 per hour, so the total repair cost could range from $150 to $300 or more. It's recommended to consult with a qualified mechanic to get an accurate estimate based on your vehicle's make and model.

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 2007 Nissan Sentra Code

1. What are the common symptoms of OBDII code P1572 in a 2007 Nissan Sentra?

The common symptoms of code P1572 in a 2007 Nissan Sentra include brake lights staying on continuously, inability to shift out of Park, and issues with the vehicle's cruise control system.

2. What causes the Brake Pedal Switch Circuit Malfunction in a 2007 Nissan Sentra?

The most common causes of code P1572 in a 2007 Nissan Sentra are a faulty brake pedal switch, damaged wiring or connectors in the brake switch circuit, or a malfunctioning brake control module.

3. How can I diagnose the Brake Pedal Switch Circuit Malfunction in my 2007 Nissan Sentra?

To diagnose code P1572, you can use an OBDII scanner to read the fault codes, visually inspect the brake pedal switch and its wiring for any visible damage, and perform a continuity test on the switch and circuit.

4. Can I still drive my 2007 Nissan Sentra with OBDII code P1572?

While it may be possible to drive the vehicle with code P1572, it is not recommended as the brake lights staying on can pose a safety hazard. It is best to address the issue promptly to avoid any potential risks.

5. How do I repair the Brake Pedal Switch Circuit Malfunction in my 2007 Nissan Sentra?

Repairing code P1572 typically involves replacing the faulty brake pedal switch, repairing any damaged wiring or connectors, or reprogramming the brake control module if necessary.

6. Are there any DIY tips for fixing OBDII code P1572 in a 2007 Nissan Sentra?

If you have experience with automotive electrical systems, you may attempt to replace the brake pedal switch yourself. However, it is recommended to consult a professional mechanic for an accurate diagnosis and repair.

7. Will resetting the check engine light resolve OBDII code P1572 in my 2007 Nissan Sentra?

Simply resetting the check engine light will not fix the underlying issue causing code P1572. It is important to diagnose the problem, address the root cause, and clear the code properly to prevent it from recurring.

8. How much does it cost to repair OBDII code P1572 in a 2007 Nissan Sentra?

The cost of repairing code P1572 in a 2007 Nissan Sentra can vary depending on the cause of the issue, the labor rates in your area, and the cost of parts. It is advisable to get a few quotes from different mechanics to compare prices.

9. Can a malfunctioning brake pedal switch affect other systems in my 2007 Nissan Sentra?

Yes, a malfunctioning brake pedal switch can affect other systems in your vehicle, such as the transmission control module, cruise control system, and the vehicle stability control system. It is important to address the issue promptly to avoid further complications.

10. How often does OBDII code P1572 occur in a 2007 Nissan Sentra?

While code P1572 is not extremely common in a 2007 Nissan Sentra, it can still occur due to various factors such as wear and tear on the brake pedal switch or issues with the wiring. Regular maintenance and inspections can help prevent this code from appearing.

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