AutoCodes – Ford – P1572 1999 Ford F150

P1572 1999 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 1999 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 2,043
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 30, 2019
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Code P1572 1999 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 1999 Ford F150 - Brake Pedal Switch Circuit Malfunction - AutoCodes.com
P1572 1999 Ford F150 Code - Brake Pedal Switch Circuit Malfunction

What are the Possible Causes of the DTC P1572 1999 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 1999 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 1999 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 1999 Ford F150 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 1999 Ford F150 Code

1. What are the common symptoms of OBDII code P1572 in a 1999 Ford F150?

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

2. What causes the Brake Pedal Switch Circuit Malfunction in a 1999 Ford F150?

- The most common causes are a faulty brake pedal switch, damaged wiring, or a defective brake light switch.

3. How can I diagnose the Brake Pedal Switch Circuit Malfunction in my 1999 Ford F150?

- You can use an OBDII scanner to retrieve the trouble code P1572, visually inspect the brake pedal switch and related wiring, and perform a continuity test on the switch.

4. Is it safe to drive my 1999 Ford F150 with OBDII code P1572?

- It is not recommended to drive the vehicle with this code as it can affect the proper function of the brake lights and other safety systems.

5. Can I repair the Brake Pedal Switch Circuit Malfunction in my 1999 Ford F150 myself?

- Yes, if you have basic automotive repair skills, you can replace the brake pedal switch or repair the wiring yourself.

6. How much does it typically cost to fix OBDII code P1572 in a 1999 Ford F150?

- The cost can vary depending on the root cause of the issue, but it can range from $50 to $200 for parts and labor.

7. Will resetting the OBDII code P1572 in my 1999 Ford F150 make the issue go away?

- Resetting the code may temporarily turn off the warning light, but it will not fix the underlying problem causing the Brake Pedal Switch Circuit Malfunction.

8. Can a faulty brake pedal switch affect the overall performance of my 1999 Ford F150?

- Yes, a faulty brake pedal switch can impact the vehicle's safety systems, including brake lights, cruise control, and shifting out of park.

9. Are there any preventive measures to avoid OBDII code P1572 in a 1999 Ford F150?

- Regularly inspecting and maintaining the brake pedal switch and related wiring can help prevent the occurrence of this code.

10. What should I do if I replace the brake pedal switch in my 1999 Ford F150, but the OBDII code P1572 persists?

- If the issue persists after replacing the brake pedal switch, it is recommended to check the wiring and connections for any faults or damages.

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