AutoCodes – Ford – P014F Ford

P014F Ford Code - Oxygen Sensor Slow Response Lean To Rich Bank 2 sensor 1

Quick Answer

During a Deceleration Fuel Shut-Off (DFSO) event, the Powertrain Control Module (PCM) monitors the rear heated oxygen sensor (HO2S) signal to determine if the signal is stuck in range. Common causes include Faulty Heated Oxygen Bank 2 Sensor 1, Heated Oxygen Bank 2 Sensor 1 harness is open or shorted, Heated Oxygen Bank 2 Sensor 1 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
P014F Ford indicates Oxygen Sensor Slow Response Lean To Rich Bank 2 sensor 1.
Common causes
Common causes include Faulty Heated Oxygen Bank 2 Sensor 1, Heated Oxygen Bank 2 Sensor 1 harness is open or shorted, Heated Oxygen Bank 2 Sensor 1 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 1,390
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 12, 2019
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Code P014F Ford Description

During a Deceleration Fuel Shut-Off (DFSO) event, the Powertrain Control Module (PCM) monitors the rear heated oxygen sensor (HO2S) signal to determine if the signal is stuck in range. The PCM expects the signal to exceed a calibrated rich or lean value within a calibrated amount of time. If the signal voltage remains less than the rich value after a number of occurrences, the PCM intrusively controls the fuel system rich over increasing time periods in an attempt to force the signal to greater than the calibrated rich value. The test fails when, after three consecutive intrusive attempts, the signal cannot be forced greater than the calibrated rich value. Also, if the signal voltage remains greater than the lean value after a calibrated amount of time with the fuel injectors off, a counter is incremented. The test fails when after three consecutive occurrences the signal is not less than the calibrated lean value.
OBDII Code P014F Ford - Oxygen Sensor Slow Response Lean To Rich Bank 2 sensor 1 - AutoCodes.com
P014F Ford Code - Oxygen Sensor Slow Response Lean To Rich Bank 2 sensor 1

What are the Possible Causes of the DTC P014F Ford?

  • Faulty Heated Oxygen Bank 2 Sensor 1
  • Heated Oxygen Bank 2 Sensor 1 harness is open or shorted
  • Heated Oxygen Bank 2 Sensor 1 circuit poor electrical connection
  • Inappropriate fuel pressure
  • Faulty fuel injectors
  • Intake air leaks may be faulty
  • Exhaust gas leaks

How to Fix the DTC P014F Ford?

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 P014F Ford 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 P014F Ford Code

1. What are common symptoms of OBDII code P014F Ford?

- Common symptoms include poor fuel economy, rough idling, hesitation during acceleration, and the illumination of the check engine light.

2. What does the OBDII code P014F Ford indicate?

- This code indicates that the oxygen sensor in Bank 2 sensor 1 is experiencing a slow response from a lean to rich fuel condition.

3. What are the possible causes of OBDII code P014F Ford?

- Possible causes include a faulty oxygen sensor, wiring issues, exhaust leaks, fuel system problems, or an incorrect air-fuel mixture.

4. How can I diagnose the OBDII code P014F Ford?

- Diagnosing this code typically involves using an OBDII scanner to retrieve the code, inspecting the oxygen sensor and its wiring, checking for exhaust leaks, and performing fuel system tests.

5. Can I drive my vehicle with the OBDII code P014F Ford?

- It is not recommended to drive your vehicle with this code present as it can lead to reduced fuel efficiency and potential engine damage over time.

6. How can I repair OBDII code P014F Ford?

- Repairing this code usually involves replacing the oxygen sensor in Bank 2 sensor 1, fixing any wiring issues, addressing exhaust leaks, and ensuring the fuel system is functioning properly.

7. How much does it cost to repair OBDII code P014F Ford?

- The cost of repair can vary depending on the specific issue causing the code, but it typically ranges from $100 to $300 for parts and labor.

8. Can I reset the OBDII code P014F Ford without fixing the underlying issue?

- While you can clear the code with an OBDII scanner, it is not recommended as the issue causing the code may persist and lead to further problems down the line.

9. How long does it take to repair OBDII code P014F Ford?

- The repair time can vary depending on the exact cause of the code and the complexity of the repair, but it generally takes 1-3 hours to address this issue.

10. Are there any preventive measures to avoid OBDII code P014F Ford in the future?

- To prevent this code from reoccurring, it's essential to perform regular maintenance on your vehicle, including checking and replacing oxygen sensors as recommended by the manufacturer.

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