AutoCodes – Ford – P0273 2010 Ford Fusion

P0273 2010 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 2010 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 1,869
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 02, 2022
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Code P0273 2010 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 2010 Ford Fusion - Cylinder 5 Injector Circuit Low - AutoCodes.com
P0273 2010 Ford Fusion Code - Cylinder 5 Injector Circuit Low

What are the Possible Causes of the DTC P0273 2010 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 2010 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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0273 2010 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 2010 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 2010 Ford Fusion Code

1. What are the common symptoms of OBDII code P0273 in a 2010 Ford Fusion?

The common symptoms of code P0273 "Cylinder 5 Injector Circuit Low" in a 2010 Ford Fusion may include rough idle, engine misfires, decreased fuel efficiency, and potential stalling.

2. What could cause the OBDII code P0273 to trigger in a 2010 Ford Fusion?

The code P0273 in a 2010 Ford Fusion is typically triggered by issues such as a faulty fuel injector, wiring problems in the injector circuit, or a problem with the Engine Control Module (ECM).

3. How can I diagnose the cause of OBDII code P0273 in my 2010 Ford Fusion?

To diagnose the cause of code P0273, you can perform a visual inspection of the injector and its wiring, test the injector's resistance, check for continuity in the wiring harness, and scan the ECM for any related trouble codes.

4. Can I still drive my 2010 Ford Fusion with OBDII code P0273 active?

It is not recommended to drive your 2010 Ford Fusion with an active code P0273, as it can lead to further engine damage, poor performance, and potentially unsafe driving conditions.

5. How can I repair OBDII code P0273 in my 2010 Ford Fusion?

Repairing code P0273 may involve replacing the faulty fuel injector, repairing or replacing damaged wiring, or addressing any issues with the ECM. It is advisable to consult a professional mechanic for an accurate diagnosis and repair.

6. Are there any DIY tips for troubleshooting code P0273 in a 2010 Ford Fusion?

DIY tips for troubleshooting code P0273 include checking the injector connector for loose or damaged pins, testing the injector resistance with a multimeter, and inspecting the injector wiring for any visible damage.

7. Is it safe to reset the OBDII code P0273 in a 2010 Ford Fusion using a diagnostic scanner?

Resetting the OBDII code P0273 using a diagnostic scanner may temporarily clear the code, but it will not fix the underlying issue causing the code. It is essential to diagnose and repair the root cause of the problem.

8. How much does it typically cost to repair OBDII code P0273 in a 2010 Ford Fusion?

The cost of repairing code P0273 in a 2010 Ford Fusion can vary depending on the exact cause of the issue, the parts needed for repair, and labor costs. It is best to obtain quotes from local repair shops for an accurate estimate.

9. Can a clogged fuel injector cause OBDII code P0273 in a 2010 Ford Fusion?

Yes, a clogged fuel injector can restrict fuel flow to the cylinder, leading to a low injector circuit error and triggering code P0273 in a 2010 Ford Fusion.

10. How long does it typically take to repair OBDII code P0273 in a 2010 Ford Fusion?

The time it takes to repair code P0273 in a 2010 Ford Fusion can vary based on the complexity of the issue and the availability of parts. A skilled mechanic can usually diagnose and repair the problem within a few hours to a day.

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