AutoCodesFord – P0351 2011 Ford Fusion

P0351 2011 Ford Fusion Code - Ignition Coil 'A' Primary/Secondary Circuit

Quick Answer

The ignition system on the vehicle uses individual ignition coils for each cylinder. Common causes include Faulty Ignition Coil 1, Ignition Coil 1 harness is open or shorted, Ignition Coil 1 circuit poor electrical connection. 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 2011 Ford Fusion indicates Ignition Coil 'A' Primary/Secondary Circuit .
Common causes
Common causes include Faulty Ignition Coil 1, Ignition Coil 1 harness is open or shorted, Ignition Coil 1 circuit poor electrical connection.
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 3,385
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 29, 2024
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Code P0351 2011 Ford Fusion Description

The ignition system on the vehicle uses individual ignition coils for each cylinder. The Engine Control Module (ECM) controls each ignition coil operation. The ECM sends a ON/OFF signal to energize the ignition coil to create a spark at the spark plug when a spark is required at the cylinder.
OBDII Code P0351 2011 Ford Fusion - Ignition Coil 'A' Primary/Secondary Circuit  - AutoCodes.com
P0351 2011 Ford Fusion Code - Ignition Coil 'A' Primary/Secondary Circuit

What are the Possible Causes of the DTC P0351 2011 Ford Fusion?

  • Faulty Ignition Coil 1
  • Ignition Coil 1 harness is open or shorted
  • Ignition Coil 1 circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P0351 2011 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 P0351 2011 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 P0351 2011 Ford Fusion code?

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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 P0351 2011 Ford Fusion Code

1. What does the OBDII code P0351 mean for a 2011 Ford Fusion?

P0351 indicates a malfunction in the ignition coil "A" primary or secondary circuit, meaning there’s an issue with the coil or its wiring.

2. What are the symptoms of code P0351 in a 2011 Ford Fusion?

Common symptoms include engine misfires, rough idling, reduced power, poor fuel economy, and the Check Engine Light turning on.

3. What causes the P0351 code to appear in a 2011 Ford Fusion?

Possible causes include a faulty ignition coil, damaged wiring or connectors, a defective spark plug, or a malfunctioning powertrain control module (PCM).

4. How do I diagnose the P0351 code on a 2011 Ford Fusion?

Start by checking the ignition coil "A," inspecting its wiring and connectors for damage or corrosion. Then test the coil for proper resistance and ensure the PCM is sending the correct signals.

5. Can I drive my 2011 Ford Fusion with a P0351 code?

Driving with a P0351 code is not recommended as it can lead to engine misfires, reduced performance, and potential damage to the catalytic converter.

6. How do I fix the P0351 code on a 2011 Ford Fusion?

Repairs may include replacing the faulty ignition coil, repairing or replacing damaged wiring, checking and replacing spark plugs, or reprogramming or replacing the PCM if necessary.

7. How much does it cost to repair the P0351 code on a 2011 Ford Fusion?

Repair costs vary, but replacing an ignition coil typically costs $100–$200 for parts and labor, while more extensive PCM repairs can cost $500 or more.

8. Can a bad spark plug cause the P0351 code on a 2011 Ford Fusion?

Yes, a worn or damaged spark plug can affect the ignition coil’s performance and trigger the P0351 code.

9. Is the P0351 code specific to ignition coil "A"?

Yes, P0351 specifically refers to a problem with the circuit related to ignition coil "A," which is tied to a specific cylinder.

10. Will clearing the P0351 code fix the problem on a 2011 Ford Fusion?

Clearing the code will turn off the Check Engine Light temporarily, but the underlying issue must be addressed to prevent the code from returning.

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