AutoCodes – Ford – P2273 2007 Ford Fusion

P2273 2007 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 2007 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 3,057

How popular is this code, among other codes? Low

Repair Importance Level

Moderate (Service soon) (2 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 12, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P2273 2007 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 2007 Ford Fusion - Oxygen Sensor Signal Stuck Rich Bank 2 Sensor 2 - AutoCodes.com — P2273 2007 Ford Fusion Code - Oxygen Sensor Signal Stuck Rich Bank 2 Sensor 2

What does this mean?

What are the Possible Causes of the DTC P2273 2007 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 2007 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 2007 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 2007 Ford Fusion code?

Need more information on how to fix the P2273 2007 Ford Fusion code? Get Access to Factory Service Manuals

Need Help with the 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 2007 Ford Fusion Code

1. What are the common symptoms of OBDII code P2273 on a 2007 Ford Fusion?

The common symptoms of code P2273 include decreased fuel efficiency, rough idling, and the illumination of the check engine light.

2. What does the OBDII code P2273 "Oxygen Sensor Signal Stuck Rich Bank 2 Sensor 2" mean for a 2007 Ford Fusion?

The code P2273 indicates that the oxygen sensor located after the catalytic converter on bank 2 is detecting a consistently rich air-fuel mixture.

3. What are the possible causes of OBDII code P2273 on a 2007 Ford Fusion?

Possible causes of code P2273 include a faulty oxygen sensor, a vacuum leak, a malfunctioning fuel injector, or a problem with the engine's air intake system.

4. How can I diagnose the OBDII code P2273 on my 2007 Ford Fusion?

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

5. Can I continue to drive my 2007 Ford Fusion with OBDII code P2273?

It is not recommended to drive your vehicle for an extended period with code P2273, as it can lead to decreased fuel efficiency and potential damage to the catalytic converter.

6. How can I repair OBDII code P2273 on my 2007 Ford Fusion?

Repairing code P2273 may involve replacing the oxygen sensor on bank 2 sensor 2, fixing any vacuum leaks, cleaning or replacing fuel injectors, or addressing issues with the air intake system.

7. Is it possible to reset the check engine light after repairing OBDII code P2273 on a 2007 Ford Fusion?

Yes, the check engine light can be reset using an OBDII scanner after the repair of code P2273. However, it is important to ensure that the underlying issue causing the code has been resolved.

8. How much does it typically cost to repair OBDII code P2273 on a 2007 Ford Fusion?

The cost of repairing code P2273 can vary depending on the specific cause of the issue and the labor rates in your area. It is recommended to consult a mechanic for a detailed cost estimate.

9. Can a DIY enthusiast fix OBDII code P2273 on a 2007 Ford Fusion?

While some aspects of diagnosing and repairing code P2273 can be done by DIY enthusiasts, it is recommended to seek professional help for an accurate diagnosis and proper repair to avoid further complications.

10. How often does OBDII code P2273 occur in a 2007 Ford Fusion?

Code P2273 can occur infrequently in a 2007 Ford Fusion, but it is essential to address the issue promptly to prevent potential damage to the vehicle's engine and emissions control system.