AutoCodes – Ford – P0355 2009 Ford Fusion

P0355 2009 Ford Fusion Code - Ignition Coil 'E' Primary/Secondary Circuit

Quick Answer

The ignition system on the vehicle uses individual ignition coils for each cylinder. Common causes include Faulty Ignition Coil 5, Ignition Coil 5 harness is open or shorted, Ignition Coil 5 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: P0355 2009 Ford Fusion indicates Ignition Coil 'E' Primary/Secondary Circuit .
Common causes: Common causes include Faulty Ignition Coil 5, Ignition Coil 5 harness is open or shorted, Ignition Coil 5 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 3,248

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0355 2009 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 P0355 2009 Ford Fusion - Ignition Coil 'E' Primary/Secondary Circuit - AutoCodes.com — P0355 2009 Ford Fusion Code - Ignition Coil 'E' Primary/Secondary Circuit

What does this mean?

What are the Possible Causes of the DTC P0355 2009 Ford Fusion?

Faulty Ignition Coil 5
Ignition Coil 5 harness is open or shorted
Ignition Coil 5 circuit poor electrical connection
Faulty Engine Control Module (ECM)

How to Fix the DTC P0355 2009 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 P0355 2009 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 P0355 2009 Ford Fusion code?

Need more information on how to fix the P0355 2009 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 P0355 2009 Ford Fusion Code

1. What does OBDII code P0355 on a 2009 Ford Fusion indicate?

The code P0355 for a 2009 Ford Fusion specifically points to an issue with the Ignition Coil 'E' Primary/Secondary Circuit.

2. What are common symptoms of the Ignition Coil 'E' Primary/Secondary Circuit issue (P0355) in a 2009 Ford Fusion?

Common symptoms include engine misfires, rough idling, loss of power, and illuminated Check Engine Light.

3. What are possible causes of the P0355 code in a 2009 Ford Fusion?

Potential causes include a faulty ignition coil, wiring or connection issues related to the ignition coil, or problems with the Engine Control Module (ECM).

4. How can I diagnose the Ignition Coil 'E' Primary/Secondary Circuit issue in my 2009 Ford Fusion?

Diagnosis typically involves inspecting the ignition coil, checking the wiring and connections, and using a scan tool to read the code and monitor the ignition system.

5. Can I still drive my 2009 Ford Fusion with the P0355 code present?

It is not recommended to drive the vehicle with the P0355 code active, as it can lead to further damage to the engine and catalytic converter.

6. How can I repair the Ignition Coil 'E' Primary/Secondary Circuit issue in my 2009 Ford Fusion?

Repair may involve replacing the faulty ignition coil, repairing any damaged wiring or connections, or resetting the ECM after resolving the issue.

7. Are there any DIY tips for fixing the P0355 code in a 2009 Ford Fusion?

While some basic troubleshooting like checking connections can be done by DIY enthusiasts, it's recommended to consult a professional mechanic for accurate diagnosis and repair.

8. Will resetting the Check Engine Light resolve the P0355 code in a 2009 Ford Fusion?

Simply resetting the Check Engine Light will not fix the underlying issue causing the P0355 code. The root cause must be identified and addressed for a proper repair.

9. How much does it cost to fix the Ignition Coil 'E' Primary/Secondary Circuit issue in a 2009 Ford Fusion?

The cost of repair can vary depending on the exact cause of the problem, but it typically ranges from $100 to $300 for parts and labor.

10. Can the P0355 code in a 2009 Ford Fusion reoccur after repair?

If the root cause of the issue is not properly addressed during repair, the P0355 code may reoccur. It's important to ensure thorough diagnosis and repair to prevent this from happening.