AutoCodes – Ford – P1572 2003 Ford F150

P1572 2003 Ford F150 Code - Brake Pedal Switch Circuit Malfunction

Quick Answer

Indicates that the brake input rationality test for Brake Pedal Position (BPP) and Brake Pressure Applied (BPA) switches has failed. Common causes include Faulty Brake Pedal Switch, Blown fuse, Brake Pedal Switch harness is open or shorted. 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 2003 Ford F150 indicates Brake Pedal Switch Circuit Malfunction.
Common causes: Common causes include Faulty Brake Pedal Switch, Blown fuse, Brake Pedal Switch harness is open or shorted.
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 2,326

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Aug 30, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1572 2003 Ford F150 Description

Indicates that the brake input rationality test for Brake Pedal Position (BPP) and Brake Pressure Applied (BPA) switches has failed. One or both inputs to the Powertrain Control Module (PCM) did not change state when it was expected to. On vehicles with stability assist. BPP is connected to the ABS module and the ABS generates a Driver Brake Application (DBA) signal, which is then sent to the PCM.

OBDII Code P1572 2003 Ford F150 - Brake Pedal Switch Circuit Malfunction - AutoCodes.com — P1572 2003 Ford F150 Code - Brake Pedal Switch Circuit Malfunction

What does this mean?

What are the Possible Causes of the DTC P1572 2003 Ford F150?

Faulty Brake Pedal Switch
Blown fuse
Brake Pedal Switch harness is open or shorted
Brake Pedal Switch circuit poor electrical connection
Faulty Powertrain Control Module (PCM)

How to Fix the DTC P1572 2003 Ford F150?

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 P1572 2003 Ford F150 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 P1572 2003 Ford F150 code?

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Need Help with the Code?

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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 2003 Ford F150 Code

1. What are the common symptoms of OBDII code P1572 in a 2003 Ford F150?

- Common symptoms include the brake lights staying on, cruise control not working, and the inability to shift out of park.

2. What is the most likely cause of OBDII code P1572 in a 2003 Ford F150?

- The most likely cause is a malfunctioning brake pedal switch or a faulty wiring connection related to the brake pedal switch.

3. How can I diagnose the Brake Pedal Switch Circuit Malfunction in my 2003 Ford F150?

- You can diagnose this issue by checking the brake pedal switch for proper operation, inspecting the wiring for any damage, and using an OBDII scanner to read the trouble codes.

4. Can I still drive my 2003 Ford F150 with OBDII code P1572?

- It is not recommended to drive the vehicle with this code as it can lead to safety hazards such as the brake lights not functioning properly or the inability to shift gears.

5. How can I repair the Brake Pedal Switch Circuit Malfunction in my 2003 Ford F150?

- The repair typically involves replacing the brake pedal switch or repairing any damaged wiring connections. It is recommended to consult a professional mechanic for proper diagnosis and repair.

6. Will resetting the OBDII code P1572 in my 2003 Ford F150 make it go away permanently?

- Resetting the code may temporarily turn off the check engine light, but if the underlying issue with the brake pedal switch or wiring is not fixed, the code is likely to return.

7. Can a faulty brake pedal switch cause other issues in my 2003 Ford F150 besides triggering OBDII code P1572?

- Yes, a faulty brake pedal switch can also cause issues such as the cruise control not working, the brake lights staying on, or the inability to shift out of park.

8. Is it possible to adjust the brake pedal switch on a 2003 Ford F150 to fix the circuit malfunction?

- In some cases, adjusting the position of the brake pedal switch may temporarily resolve the issue. However, if the switch is faulty, it is recommended to replace it for a long-term solution.

9. How much does it cost to repair the Brake Pedal Switch Circuit Malfunction in a 2003 Ford F150?

- The cost of repair can vary depending on the cause of the issue, the labor rates in your area, and whether you choose to replace the switch yourself or have a professional mechanic do the job.

10. Can a DIY enthusiast with basic automotive knowledge fix the Brake Pedal Switch Circuit Malfunction in a 2003 Ford F150?

- Yes, if you have basic automotive knowledge and the necessary tools, you may be able to replace the brake pedal switch yourself. However, it is recommended to follow a repair manual or seek guidance from a professional if needed.