Engine-CodesFord – P1124 Ford

P1124 Ford Code - Throttle Position Sensor Out of Self-Test Range

Quick Answer

The P1124 Ford code indicates that the throttle position sensor (TPS) is out of the self-test range. Common causes include Faulty throttle position sensor, Wiring issues or poor connections, Dirty throttle body. 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
P1124 Ford indicates Throttle Position Sensor Out of Self-Test Range.
Common causes
Common causes include Faulty throttle position sensor, Wiring issues or poor connections, Dirty throttle body.
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 Aug 30, 2024
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Code P1124 Ford Description

The P1124 Ford code indicates that the throttle position sensor (TPS) is out of the self-test range. The TPS is a crucial component that monitors the position of the throttle valve and sends this information to the engine control module (ECM). When the TPS is out of range, it can lead to incorrect fuel-air mixtures, affecting the engine's performance and efficiency. This issue may cause rough idling, stalling, hesitation, poor acceleration, or even engine misfires. If left unaddressed, it can lead to further engine damage and decreased fuel economy.

OBDII Code P1124 Ford - Throttle Position Sensor Out of Self-Test Range
P1124 Ford Code - Throttle Position Sensor Out of Self-Test Range

Common Causes of P1124 Ford

  1. Faulty throttle position sensor
  2. Wiring issues or poor connections
  3. Dirty throttle body
  4. ECM software malfunction
  5. Vacuum leaks

Symptoms of P1124 Ford

  1. Rough idling
  2. Stalling
  3. Hesitation during acceleration
  4. Poor acceleration
  5. Engine misfires

How to Fix P1124 Ford

  1. Begin by conducting a visual inspection of the throttle position sensor and its wiring to check for any visible damage or loose connections.
  2. Use a multimeter to test the TPS for proper voltage output and resistance. Replace the sensor if it is not within the manufacturer's specifications.
  3. Clean the throttle body to ensure smooth operation and accurate sensor readings.
  4. Reset the ECM and perform a throttle relearn procedure to calibrate the new sensor.
  5. Test drive the vehicle to confirm that the issue has been resolved.

Cost to Fix P1124 Ford

The cost of repairing a throttle position sensor issue can vary depending on the make and model of the vehicle, as well as the labor rates in your area. Generally, replacing a faulty TPS can cost between $100 to $300, including parts and labor. Additional costs may apply if other components need to be replaced or if further diagnosis is required. It's recommended to consult with a professional mechanic to get an accurate estimate for your specific situation.

Tech Notes for P1124 Ford

The throttle position (TP) sensor circuit is monitored by the powertrain control module (PCM) for an out of range TP rotation angle or voltage input. The test fails if the TP rotation angle or voltage reading is less than 13.27% (0.66 volt) or greater than 23.52% (1.17 volts).

When is the Code Detected?

Engine Control Module (ECM) detected a Thottle Position (TP) sensor return voltage above or below expected value at an idle condition

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Information for Specific Ford Models

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 P1124 Ford Code

1. What are the common symptoms of OBDII code P1124 in a Ford vehicle?

- Common symptoms include poor acceleration, rough idling, stalling, and potential difficulty starting the vehicle.

2. What does the OBDII code P1124 in a Ford indicate?

- The code P1124 indicates that the throttle position sensor is out of the self-test range, meaning the sensor is sending incorrect signals to the engine control module.

3. What are the possible causes of OBDII code P1124 in a Ford?

- Possible causes include a faulty throttle position sensor, damaged wiring or connectors in the sensor circuit, or issues with the engine control module.

4. How can I diagnose the cause of OBDII code P1124 in my Ford?

- Diagnosis typically involves checking the throttle position sensor for proper operation, inspecting the sensor wiring and connectors for damage, and testing the engine control module for faults.

5. Can I drive my Ford with OBDII code P1124?

- It is not recommended to drive your Ford with code P1124 as it can lead to poor engine performance and potential safety hazards. It's best to address the issue promptly.

6. How can I repair OBDII code P1124 in my Ford?

- Repairing code P1124 may involve replacing the throttle position sensor, repairing or replacing damaged wiring or connectors, or reprogramming the engine control module.

7. Are there any DIY tips for fixing OBDII code P1124 in a Ford?

- DIY tips may include carefully inspecting the sensor wiring for damage, cleaning the sensor connectors, and following a repair manual for step-by-step guidance on sensor replacement.

8. Does OBDII code P1124 affect fuel efficiency in a Ford?

- Yes, code P1124 can affect fuel efficiency due to incorrect throttle position sensor readings, which may result in the engine running inefficiently.

9. Can a mechanic reset OBDII code P1124 in my Ford without fixing the underlying issue?

- While a mechanic can clear the code, it is essential to address the root cause of P1124 to prevent the issue from recurring and potentially causing further damage.

10. How much does it cost to repair OBDII code P1124 in a Ford at a repair shop?

- The cost of repairing code P1124 can vary depending on the exact cause of the issue, but it may involve parts and labor costs ranging from $100 to $300 or more.

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