AutoCodes – Ford – P0356 2008 Ford Fusion

P0356 2008 Ford Fusion Code - Ignition Coil 'F' Primary/Secondary Circuit

Quick Answer

The ignition system on the vehicle uses individual ignition coils for each cylinder. Common causes include Faulty Ignition Coil 6, Ignition Coil 6 harness is open or shorted, Ignition Coil 6 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: P0356 2008 Ford Fusion indicates Ignition Coil 'F' Primary/Secondary Circuit .
Common causes: Common causes include Faulty Ignition Coil 6, Ignition Coil 6 harness is open or shorted, Ignition Coil 6 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 5,651

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 P0356 2008 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 P0356 2008 Ford Fusion - Ignition Coil 'F' Primary/Secondary Circuit - AutoCodes.com — P0356 2008 Ford Fusion Code - Ignition Coil 'F' Primary/Secondary Circuit

What does this mean?

What are the Possible Causes of the DTC P0356 2008 Ford Fusion?

Faulty Ignition Coil 6
Ignition Coil 6 harness is open or shorted
Ignition Coil 6 circuit poor electrical connection
Faulty Engine Control Module (ECM)

How to Fix the DTC P0356 2008 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 P0356 2008 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 P0356 2008 Ford Fusion code?

Need more information on how to fix the P0356 2008 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 P0356 2008 Ford Fusion Code

1. What are the common symptoms of OBDII code P0356 on a 2008 Ford Fusion?

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

2. What does the OBDII code P0356 for a 2008 Ford Fusion indicate?

- The code P0356 indicates a problem with the ignition coil 'F' primary/secondary circuit.

3. What are the possible causes of OBDII code P0356 on a 2008 Ford Fusion?

- Possible causes include a faulty ignition coil 'F', wiring issues in the ignition coil circuit, or a problem with the PCM (Powertrain Control Module).

4. How can I diagnose the cause of OBDII code P0356 on my 2008 Ford Fusion?

- You can diagnose the issue by checking the ignition coil 'F' for proper functioning, inspecting the wiring for any damage, and using a scan tool to analyze the PCM data.

5. Can a faulty spark plug cause OBDII code P0356 on a 2008 Ford Fusion?

- Yes, a faulty spark plug can potentially cause misfires that trigger the P0356 code, so it's recommended to check and replace spark plugs if necessary.

6. Is it safe to continue driving my 2008 Ford Fusion with OBDII code P0356?

- It is not recommended to drive with code P0356 as it can lead to further damage to the engine and catalytic converter. It's best to address the issue promptly.

7. How can I repair OBDII code P0356 on my 2008 Ford Fusion?

- Repairing code P0356 involves replacing the faulty ignition coil 'F', repairing any damaged wiring, and clearing the trouble codes with a scan tool.

8. Can a DIY enthusiast fix OBDII code P0356 on a 2008 Ford Fusion?

- DIY enthusiasts with the necessary tools and knowledge can attempt to fix code P0356 by replacing the ignition coil 'F' and addressing any wiring issues carefully.

9. Will resetting the Check Engine Light resolve OBDII code P0356 on a 2008 Ford Fusion?

- Simply resetting the Check Engine Light will not fix the underlying issue causing code P0356. It's essential to diagnose and repair the root cause of the problem.

10. How can I prevent OBDII code P0356 from appearing on my 2008 Ford Fusion in the future?

- To prevent code P0356, it's crucial to perform regular maintenance on your vehicle, including checking and replacing ignition components as needed, and addressing any wiring issues promptly.