Engine-CodesFord – P0720 2002 Ford F150

P0720 2002 Ford F150 Code - Output Shaft Speed Sensor Circuit Malfunction

Quick Answer

The P0720 diagnostic trouble code (DTC) for a 2002 Ford F150 indicates a malfunction in the output shaft speed sensor circuit. Common causes include Faulty output shaft speed sensor, Damaged wiring or connectors in the sensor circuit, Issues with the transmission control module (TCM). 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
P0720 2002 Ford F150 indicates Output Shaft Speed Sensor Circuit Malfunction.
Common causes
Common causes include Faulty output shaft speed sensor, Damaged wiring or connectors in the sensor circuit, Issues with the transmission control module (TCM).
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.
Table of contents Created and updated by William Orellana on Sep 17, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P0720 2002 Ford F150 Description

The P0720 diagnostic trouble code (DTC) for a 2002 Ford F150 indicates a malfunction in the output shaft speed sensor circuit. The output shaft speed sensor is a crucial component of the vehicle's transmission system. It is responsible for monitoring the speed of the output shaft of the transmission, which is essential for proper shifting and overall transmission operation. When this sensor malfunctions or fails, it can lead to a variety of issues that can affect the vehicle's performance and drivability.

OBDII Code P0720 2002 Ford F150 - Output Shaft Speed Sensor Circuit Malfunction
P0720 2002 Ford F150 Code - Output Shaft Speed Sensor Circuit Malfunction

Common Causes of P0720 2002 Ford F150

  1. Faulty output shaft speed sensor
  2. Damaged wiring or connectors in the sensor circuit
  3. Issues with the transmission control module (TCM)
  4. Transmission fluid contamination
  5. Electrical issues such as a blown fuse or relay

Symptoms of P0720 2002 Ford F150

  1. Check engine light illuminated on the dashboard
  2. Erratic or harsh shifting
  3. Delayed shifting
  4. Poor acceleration
  5. Reduced fuel efficiency

How to Fix P0720 2002 Ford F150

  1. Diagnose the issue using a scan tool to confirm the P0720 code and identify the specific cause of the malfunction.
  2. Inspect the output shaft speed sensor, wiring, and connectors for any visible damage or wear.
  3. Replace the faulty output shaft speed sensor if necessary.
  4. Repair or replace any damaged wiring or connectors in the sensor circuit.
  5. Clear the DTC and test drive the vehicle to ensure proper operation of the transmission.

Cost to Fix P0720 2002 Ford F150

The typical repair costs for addressing a P0720 code on a 2002 Ford F150 can vary depending on the exact cause of the issue and the specific parts and labor required for repair. In general, the cost of replacing an output shaft speed sensor can range from $100 to $300, including parts and labor. Additional costs may apply if there are other underlying issues that need to be addressed.

Need more information about the P0720 2002 Ford F150 code?

Need more information on how to fix the P0720 2002 Ford F150 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0720 2002 Ford F150 code diagnosed by a professional: Find a repair shop in your area

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 P0720 2002 Ford F150 Code

1. What are the common symptoms of OBDII code P0720 on a 2002 Ford F150?

The common symptoms of OBDII code P0720 on a 2002 Ford F150 include erratic speedometer readings, harsh shifting, stalling when coming to a stop, and an illuminated Check Engine Light.

2. What can cause the Output Shaft Speed Sensor Circuit Malfunction in a 2002 Ford F150?

The Output Shaft Speed Sensor Circuit Malfunction (P0720) in a 2002 Ford F150 can be caused by a faulty speed sensor, damaged wiring or connectors, or a malfunctioning powertrain control module (PCM).

3. How does the Output Shaft Speed Sensor work in a 2002 Ford F150?

The Output Shaft Speed Sensor in a 2002 Ford F150 is responsible for detecting the rotational speed of the transmission output shaft. This information is used by the vehicle's computer to control shifting and engine performance.

4. Can I continue to drive my 2002 Ford F150 with OBDII code P0720?

It is not recommended to drive your 2002 Ford F150 with OBDII code P0720 (Output Shaft Speed Sensor Circuit Malfunction) as it can lead to transmission issues and potential safety hazards.

5. How can I diagnose OBDII code P0720 on my 2002 Ford F150?

Diagnosing OBDII code P0720 on a 2002 Ford F150 involves using a scan tool to read the code, inspecting the speed sensor and its wiring for damage, and testing the sensor's resistance and output signal.

6. What are some repair tips for fixing OBDII code P0720 on a 2002 Ford F150?

Repair tips for fixing OBDII code P0720 on a 2002 Ford F150 include checking and replacing the speed sensor if faulty, repairing any damaged wiring or connectors, and resetting the code with a scan tool after repairs are completed.

7. Is it possible to reset OBDII code P0720 on a 2002 Ford F150 without fixing the issue?

While you can clear the code temporarily by resetting it with a scan tool, the underlying issue causing OBDII code P0720 in a 2002 Ford F150 should be diagnosed and repaired to prevent further problems.

8. How much does it typically cost to repair OBDII code P0720 on a 2002 Ford F150?

The cost to repair OBDII code P0720 on a 2002 Ford F150 can vary depending on the cause of the issue, but it may range from $100 to $300 for parts and labor.

9. Can a DIY enthusiast fix OBDII code P0720 on a 2002 Ford F150?

Yes, a DIY enthusiast with automotive knowledge and the right tools can potentially fix OBDII code P0720 on a 2002 Ford F150 by following repair guides and procedures specific to the issue.

10. How can I prevent OBDII code P0720 from occurring on my 2002 Ford F150?

To prevent OBDII code P0720 from occurring on your 2002 Ford F150, it is essential to perform regular maintenance checks on the speed sensor, wiring, and transmission system, and address any issues promptly to avoid sensor malfunctions.

Discuss the causes and fixes for P0720 2002 Ford F150 OBDII Code

Code P0720 2002 Ford F150 comments

No comments found for this page.