AutoCodes – Ford – P2273 2006 Ford Fusion

P2273 2006 Ford Fusion Code - Oxygen Sensor Signal Stuck Rich Bank 2 Sensor 2

Quick Answer

The downstream heated oxygen sensor (HO2S) is forced rich and lean and monitored by the Powertrain Control Module (PCM). Common causes include Faulty O2 Sensor Bank 2 Sensor 2, Exhaust leaks, O2 Sensor Bank 2 Sensor 2 harness is open or shorted. 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
P2273 2006 Ford Fusion indicates Oxygen Sensor Signal Stuck Rich Bank 2 Sensor 2.
Common causes
Common causes include Faulty O2 Sensor Bank 2 Sensor 2, Exhaust leaks, O2 Sensor Bank 2 Sensor 2 harness is open or shorted.
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 3,409
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 12, 2019
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Code P2273 2006 Ford Fusion Description

The downstream heated oxygen sensor (HO2S) is forced rich and lean and monitored by the Powertrain Control Module (PCM). The test fails if the PCM does not detect the output of the HO2S in a calibrated amount of time.
OBDII Code P2273 2006 Ford Fusion - Oxygen Sensor Signal Stuck Rich Bank 2 Sensor 2 - AutoCodes.com
P2273 2006 Ford Fusion Code - Oxygen Sensor Signal Stuck Rich Bank 2 Sensor 2

What are the Possible Causes of the DTC P2273 2006 Ford Fusion?

  • Faulty O2 Sensor Bank 2 Sensor 2
  • Exhaust leaks
  • O2 Sensor Bank 2 Sensor 2 harness is open or shorted
  • O2 Sensor Bank 2 Sensor 2 circuit poor electrical connection

How to Fix the DTC P2273 2006 Ford Fusion?

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 P2273 2006 Ford Fusion 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.

Need more information about the P2273 2006 Ford Fusion code?

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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 P2273 2006 Ford Fusion Code

1. What are the common symptoms of OBDII code P2273 on a 2006 Ford Fusion?

The common symptoms of code P2273 include poor fuel economy, black smoke from the exhaust, rough idling, and a noticeable decrease in engine performance.

2. What does the OBDII code P2273 indicate on a 2006 Ford Fusion?

The code P2273 on a 2006 Ford Fusion indicates that the oxygen sensor signal for Bank 2 Sensor 2 is stuck in a rich condition, meaning there is an excessive amount of fuel in the exhaust system.

3. What are the possible causes of OBDII code P2273 on a 2006 Ford Fusion?

Common causes of code P2273 include a faulty oxygen sensor, wiring issues, a vacuum leak, a malfunctioning fuel injector, or a problem with the engine's air-fuel mixture.

4. How can I diagnose the OBDII code P2273 on my 2006 Ford Fusion?

Diagnosing code P2273 involves using an OBDII scanner to retrieve the code, checking the oxygen sensor's wiring and connections, inspecting for any vacuum leaks, and testing the fuel injector operation.

5. Is it safe to continue driving my 2006 Ford Fusion with OBDII code P2273?

Continuing to drive with code P2273 can potentially damage the catalytic converter and other components of the engine. It is recommended to address the issue promptly to avoid further damage.

6. Can I repair OBDII code P2273 on my 2006 Ford Fusion myself?

Depending on your mechanical skills, you may be able to repair code P2273 yourself by replacing the faulty oxygen sensor, fixing wiring issues, or addressing any vacuum leaks. However, professional assistance may be needed for a more accurate diagnosis.

7. How much does it cost to repair OBDII code P2273 on a 2006 Ford Fusion?

The cost of repairing code P2273 can vary depending on the specific cause of the issue. Replacing an oxygen sensor can range from $100 to $300, while addressing wiring or vacuum leaks may require additional labor costs.

8. Will resetting the OBDII code P2273 on my 2006 Ford Fusion make it go away permanently?

Resetting the code may temporarily clear the check engine light, but if the underlying issue causing code P2273 is not fixed, the code is likely to reappear. It is essential to diagnose and repair the root cause of the problem.

9. How long does it take to repair OBDII code P2273 on a 2006 Ford Fusion?

The repair time for code P2273 can vary depending on the cause of the issue and the availability of parts. In general, a straightforward repair such as replacing an oxygen sensor can be completed in a few hours.

10. Can a faulty oxygen sensor cause OBDII code P2273 on a 2006 Ford Fusion?

Yes, a faulty oxygen sensor is one of the common causes of code P2273. If the oxygen sensor for Bank 2 Sensor 2 is not functioning correctly, it can send inaccurate signals to the engine control module, leading to a rich fuel condition.

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