AutoCodes – Ford – P0273 2007 Ford Fusion

P0273 2007 Ford Fusion Code - Cylinder 5 Injector Circuit Low

Quick Answer

Code P0273 is triggered when the Engine Control Module (ECM) detects a low voltage in the Fuel Injector 5 Circuit. Common causes include Dirty Fuel Injector 5, Faulty Fuel Injector 5, Plugged Fuel Injector 5. 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: P0273 2007 Ford Fusion indicates Cylinder 5 Injector Circuit Low.
Common causes: Common causes include Dirty Fuel Injector 5, Faulty Fuel Injector 5, Plugged Fuel Injector 5.
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.

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Code Popularity 1,675

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 02, 2022

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P0273 2007 Ford Fusion Description

Code P0273 is triggered when the Engine Control Module (ECM) detects a low voltage in the Fuel Injector 5 Circuit. During normal conditions, the ECM turns the Fuel Injectors ON and OFF in the Fuel Injection System.

OBDII Code P0273 2007 Ford Fusion - Cylinder 5 Injector Circuit Low - AutoCodes.com — P0273 2007 Ford Fusion Code - Cylinder 5 Injector Circuit Low

What does this mean?

What are the Possible Causes of the DTC P0273 2007 Ford Fusion?

Dirty Fuel Injector 5
Faulty Fuel Injector 5
Plugged Fuel Injector 5
Fuel injector 5 harness is open or shorted
Fuel injector 5 circuit poor electrical connection

How to Fix the DTC P0273 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 does this mean?

Code Tech Notes

Clogged or partially clogged fuel injector can cause this code. Start by performing an injector flush before replacing the injector.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0273 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 P0273 2007 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 P0273 2007 Ford Fusion Code

1. What are the common symptoms of OBDII code P0273 on a 2007 Ford Fusion?

- Common symptoms include rough idling, misfires, loss of power, decreased fuel efficiency, and the illumination of the Check Engine Light.

2. What does the OBDII code P0273 for a 2007 Ford Fusion specifically indicate?

- The code P0273 indicates an issue with the Cylinder 5 Injector Circuit Low, pointing towards a potential problem with the fuel injector in the fifth cylinder.

3. What are the possible causes of OBDII code P0273 on a 2007 Ford Fusion?

- Possible causes include a faulty fuel injector in cylinder 5, poor electrical connection to the injector, wiring issues, or a problem with the Engine Control Module (ECM).

4. How can I diagnose the Cylinder 5 Injector Circuit Low issue on my 2007 Ford Fusion?

- Diagnosing the problem may involve checking the wiring harness and connections related to the fuel injector in cylinder 5, conducting a resistance test on the injector, and using a scan tool to monitor injector performance.

5. Can I still drive my 2007 Ford Fusion with OBDII code P0273?

- It is not recommended to drive the vehicle with this code present, as it can lead to further engine damage and potentially unsafe driving conditions. Immediate attention and repair are advised.

6. How can I repair the Cylinder 5 Injector Circuit Low issue on my 2007 Ford Fusion?

- Repair may involve replacing the fuel injector in cylinder 5, repairing or replacing damaged wiring, ensuring proper electrical connections, and clearing the trouble code with a scan tool.

7. Are there any DIY tips for fixing OBDII code P0273 on a 2007 Ford Fusion?

- DIY tips include checking for loose or damaged wiring, inspecting the fuel injector for any visible issues, and ensuring all connections are secure before considering a professional repair.

8. Will resetting the Check Engine Light resolve OBDII code P0273 on a 2007 Ford Fusion?

- Resetting the Check Engine Light without addressing the underlying issue will not fix the problem. It is essential to diagnose and repair the cause of the code to prevent further issues.

9. How much does it typically cost to repair OBDII code P0273 on a 2007 Ford Fusion?

- The cost of repair can vary depending on the exact cause of the issue, but it may range from $150 to $500 or more, including parts and labor.

10. Can OBDII code P0273 on a 2007 Ford Fusion cause any long-term damage if left unresolved?

- Ignoring the Cylinder 5 Injector Circuit Low issue can lead to poor engine performance, increased fuel consumption, potential catalytic converter damage, and other long-term issues. Prompt repair is recommended.