AutoCodes – Ford – P014B Ford

P014B Ford Code - Oxygen Sensor Delayed Response Lean to Rich Bank 2 Sensor 2

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 2, Heated Oxygen Bank 2 Sensor 2 harness is open or shorted, Heated Oxygen Bank 2 Sensor 2 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
P014B Ford indicates Oxygen Sensor Delayed Response Lean to Rich Bank 2 Sensor 2.
Common causes
Common causes include Faulty Heated Oxygen Bank 2 Sensor 2, Heated Oxygen Bank 2 Sensor 2 harness is open or shorted, Heated Oxygen Bank 2 Sensor 2 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 1,399
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 13, 2019
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Code P014B 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 P014B Ford - Oxygen Sensor Delayed Response Lean to Rich Bank 2 Sensor 2 - AutoCodes.com
P014B Ford Code - Oxygen Sensor Delayed Response Lean to Rich Bank 2 Sensor 2

What are the Possible Causes of the DTC P014B Ford?

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

How to Fix the DTC P014B 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 P014B 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 P014B Ford Code

1. What does OBDII code P014B Ford indicate?

- This code indicates an oxygen sensor delayed response lean to rich for Bank 2 Sensor 2 in the vehicle's exhaust system.

2. What are the common symptoms of P014B Ford?

- Common symptoms include poor fuel economy, rough idling, engine hesitation, and a noticeable decrease in overall performance.

3. What are the possible causes of the Oxygen Sensor Delayed Response Lean to Rich Bank 2 Sensor 2 code?

- The code may be triggered by a faulty oxygen sensor, wiring issues, exhaust leaks, or a problem with the engine's fuel system.

4. How can I diagnose the cause of P014B Ford?

- To diagnose the issue, you can use an OBDII scanner to read the code, visually inspect the oxygen sensor and its wiring, check for exhaust leaks, and test the fuel system components.

5. How do I repair P014B Ford?

- Repair options include replacing the oxygen sensor, repairing or replacing damaged wiring, fixing any exhaust leaks, and addressing any issues with the fuel system.

6. Can I continue driving my vehicle with code P014B Ford?

- It is not recommended to continue driving with this code as it can lead to further damage and decreased fuel efficiency. It is best to address the issue promptly.

7. How much does it cost to fix OBDII code P014B Ford?

- The cost of fixing this code can vary depending on the specific issue causing it. Replacement oxygen sensors typically range from $50 to $200, plus labor costs if done by a mechanic.

8. How often should the oxygen sensors be replaced in a Ford vehicle?

- Oxygen sensors generally have a lifespan of around 60,000 to 100,000 miles. However, it is recommended to follow the manufacturer's guidelines for specific replacement intervals.

9. Can a DIY enthusiast repair OBDII code P014B Ford?

- Depending on the skill level of the individual, some DIY enthusiasts may be able to replace the oxygen sensor or address wiring issues themselves. However, more complex repairs may require professional assistance.

10. Is it necessary to reset the OBDII code after fixing P014B Ford?

- Yes, it is important to reset the code using an OBDII scanner after fixing the issue. This will clear the error code from the vehicle's memory and ensure proper monitoring of the system.

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