Engine-CodesFord – P0351 2010 Ford Fusion

P0351 2010 Ford Fusion Code - Ignition Coil 'A' Primary/Secondary Circuit

Quick Answer

The P0351 diagnostic trouble code (DTC) for a 2010 Ford Fusion indicates a problem with the ignition coil 'A' primary/secondary circuit. Common causes include Faulty ignition coil 'A', Damaged wiring or connectors in the ignition coil circuit, ECM malfunction. 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
P0351 2010 Ford Fusion indicates Ignition Coil 'A' Primary/Secondary Circuit .
Common causes
Common causes include Faulty ignition coil 'A', Damaged wiring or connectors in the ignition coil circuit, ECM malfunction.
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.
Table of contents Created and updated by William Orellana on Sep 13, 2024
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Code P0351 2010 Ford Fusion Description

The P0351 diagnostic trouble code (DTC) for a 2010 Ford Fusion indicates a problem with the ignition coil 'A' primary/secondary circuit. The ignition coil is a crucial component of the vehicle's ignition system, responsible for converting the low voltage from the battery into the high voltage needed to ignite the air-fuel mixture in the engine cylinders. The primary circuit controls the power supply to the ignition coil, while the secondary circuit delivers the high voltage spark to the spark plugs.

OBDII Code P0351 2010 Ford Fusion - Ignition Coil 'A' Primary/Secondary Circuit
P0351 2010 Ford Fusion Code - Ignition Coil 'A' Primary/Secondary Circuit

Common Causes of P0351 2010 Ford Fusion

  1. Faulty ignition coil 'A'
  2. Damaged wiring or connectors in the ignition coil circuit
  3. ECM malfunction
  4. Spark plug issues
  5. Ignition system failures

Symptoms of P0351 2010 Ford Fusion

  1. Engine misfires
  2. Rough idling or stalling
  3. Decreased fuel efficiency
  4. Illuminated check engine light
  5. Lack of power or acceleration

How to Fix P0351 2010 Ford Fusion

  1. Diagnose the issue using a scan tool to confirm the P0351 code and pinpoint the exact cause.
  2. Inspect the ignition coil 'A', wiring, and connectors for any signs of damage or wear.
  3. Replace the faulty ignition coil 'A' if necessary.
  4. Clear the DTC and test drive the vehicle to ensure the issue has been resolved.
  5. If the problem persists, further diagnostics may be required to identify any underlying issues with the ECM or other components.

Cost to Fix P0351 2010 Ford Fusion

The typical repair costs for addressing the P0351 code on a 2010 Ford Fusion can range from $100 to $300, depending on the specific cause of the issue and the cost of parts. This estimate includes the price of a new ignition coil, potential wiring repairs, and labor costs. It's important to note that prices can vary based on location, the auto repair shop's labor rates, and the quality of replacement parts used. It's recommended to obtain quotes from multiple shops to ensure a competitive price.

When is the Code Detected?

Each ignition circuit is continuously monitored by the Engine Control Module (ECM). The test fails when the ECM does not receive a valid pulse signal from the ignition coil.

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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 P0351 2010 Ford Fusion Code

1. What does OBDII code P0351 for a 2010 Ford Fusion indicate?

The code P0351 in a 2010 Ford Fusion specifically refers to an issue with the Ignition Coil 'A' Primary/Secondary Circuit.

2. What are the common symptoms of a P0351 code in a 2010 Ford Fusion?

Common symptoms of a P0351 code in a 2010 Ford Fusion may include engine misfires, rough idling, loss of power, and illuminated Check Engine Light.

3. What are the possible causes of a P0351 code in a 2010 Ford Fusion?

Possible causes of a P0351 code in a 2010 Ford Fusion include a faulty ignition coil, damaged wiring or connectors in the ignition system, or a problem with the Engine Control Module (ECM).

4. How can I diagnose a P0351 code in my 2010 Ford Fusion?

Diagnosing a P0351 code in a 2010 Ford Fusion involves checking the ignition coil for proper operation, inspecting the wiring and connectors for any damage, and using a scan tool to analyze the ECM data.

5. Can I still drive my 2010 Ford Fusion with a P0351 code?

It is not recommended to drive a 2010 Ford Fusion with a P0351 code, as it can lead to further engine damage and potential safety hazards. It is best to address the issue promptly.

6. How do I repair a P0351 code in my 2010 Ford Fusion?

Repairing a P0351 code in a 2010 Ford Fusion typically involves replacing the faulty ignition coil, repairing any damaged wiring or connectors, and clearing the code with a scan tool.

7. Are there any maintenance tips to prevent a P0351 code in my 2010 Ford Fusion?

To prevent a P0351 code in a 2010 Ford Fusion, it is recommended to perform regular maintenance on the ignition system, such as replacing spark plugs and ignition coils at the manufacturer's recommended intervals.

8. Can a DIY enthusiast fix a P0351 code in a 2010 Ford Fusion?

Depending on your skill level and access to tools, a DIY enthusiast may be able to fix a P0351 code in a 2010 Ford Fusion by following repair guides and using the necessary equipment.

9. How much does it cost to repair a P0351 code in a 2010 Ford Fusion?

The cost to repair a P0351 code in a 2010 Ford Fusion can vary depending on the underlying issue, but it may range from $100 to $300 for parts and labor at a repair shop.

10. Will resetting the Check Engine Light resolve a P0351 code in a 2010 Ford Fusion?

Simply resetting the Check Engine Light without addressing the root cause of the P0351 code in a 2010 Ford Fusion will not fix the issue. It is essential to diagnose and repair the underlying problem to prevent the code from recurring.

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