AutoCodes – Ford – P1550 1997 Ford F150

P1550 1997 Ford F150 Code - Power Steering Pressure Sensor Malfunction

Quick Answer

The Power Steering Pressure (PSP) sensor input signal to the Powertrain Control Module (PCM) is continuously monitored. Common causes include Faulty Power Steering Pressure (PSP), PSP harness is open or shorted, PSP circuit poor electrical connection. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

What it means
P1550 1997 Ford F150 indicates Power Steering Pressure Sensor Malfunction.
Common causes
Common causes include Faulty Power Steering Pressure (PSP), PSP harness is open or shorted, PSP circuit poor electrical connection.
Severity
Moderate - service should be scheduled soon.
Can I drive?
The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
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Code Popularity 2,251
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 29, 2019
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Code P1550 1997 Ford F150 Description

The Power Steering Pressure (PSP) sensor input signal to the Powertrain Control Module (PCM) is continuously monitored. The test fails when the signal falls out of a maximum or minimum calibrated range.
OBDII Code P1550 1997 Ford F150 - Power Steering Pressure Sensor Malfunction - AutoCodes.com
P1550 1997 Ford F150 Code - Power Steering Pressure Sensor Malfunction

What are the Possible Causes of the DTC P1550 1997 Ford F150?

  • Faulty Power Steering Pressure (PSP)
  • PSP harness is open or shorted
  • PSP circuit poor electrical connection
  • Faulty Powertrain Control Module (PCM)

How to Fix the DTC P1550 1997 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 P1550 1997 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.

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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 P1550 1997 Ford F150 Code

1. What are the common symptoms of OBDII code P1550 in a 1997 Ford F150 related to Power Steering Pressure Sensor Malfunction?

The common symptoms may include stiff or overly responsive steering, loss of power steering assistance, illuminated power steering warning light on the dashboard, and difficulty maneuvering the vehicle.

2. What are the possible causes of OBDII code P1550 in a 1997 Ford F150 indicating a Power Steering Pressure Sensor Malfunction?

Some possible causes of this code include a faulty power steering pressure sensor, damaged wiring or connectors in the power steering system, low power steering fluid levels, or a malfunctioning power steering pump.

3. How can I diagnose the Power Steering Pressure Sensor to pinpoint the cause of OBDII code P1550 in my 1997 Ford F150?

To diagnose the power steering pressure sensor, you can use a scan tool to read the trouble codes, visually inspect the sensor and its wiring for any visible damage, test the sensor's voltage with a multimeter, and check the power steering fluid level to ensure it is within the recommended range.

4. Are there any quick fixes or temporary solutions for OBDII code P1550 in a 1997 Ford F150 due to Power Steering Pressure Sensor Malfunction?

While there may be temporary solutions such as checking and topping up the power steering fluid level, it is recommended to address the root cause of the issue by inspecting and potentially replacing the power steering pressure sensor or related components.

5. Can I continue driving my 1997 Ford F150 with OBDII code P1550 related to Power Steering Pressure Sensor Malfunction?

It is not recommended to continue driving the vehicle with this code as it can lead to unsafe driving conditions, loss of power steering assistance, and potential damage to other power steering components. It is best to address the issue promptly.

6. How much does it typically cost to repair OBDII code P1550 in a 1997 Ford F150 caused by a Power Steering Pressure Sensor Malfunction?

The cost of repairing this issue can vary depending on the exact cause of the malfunction, but it may range from $150 to $400, including parts and labor. Costs may also vary based on the mechanic's hourly rate and the region.

7. Is it possible to reset the OBDII code P1550 in a 1997 Ford F150 related to Power Steering Pressure Sensor Malfunction without fixing the underlying issue?

Resetting the code without addressing the root cause may temporarily turn off the check engine light, but the issue will likely reoccur. It is important to diagnose and repair the problem to prevent further complications.

8. Can a DIY enthusiast with basic automotive knowledge fix OBDII code P1550 in a 1997 Ford F150 caused by a Power Steering Pressure Sensor Malfunction?

While some DIY enthusiasts may be able to diagnose and replace the power steering pressure sensor themselves, it is recommended to have the necessary tools and expertise to ensure the repair is done correctly and safely.

9. How long does it typically take to repair OBDII code P1550 in a 1997 Ford F150 due to Power Steering Pressure Sensor Malfunction?

The repair time can vary depending on the exact cause of the issue and the mechanic's experience, but it may take anywhere from 1 to 3 hours to diagnose, replace the sensor, and clear the trouble code.

10. Will fixing OBDII code P1550 in a 1997 Ford F150 related to Power Steering Pressure Sensor Malfunction improve the vehicle's overall performance?

Yes, addressing this code and repairing the power steering pressure sensor malfunction can help restore proper power steering function, improve steering responsiveness, and overall driving experience in the 1997 Ford F150.

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