AutoCodes – Ford – P0356 2012 Ford Fusion

P0356 2012 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 2012 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 3,133

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 2012 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 2012 Ford Fusion - Ignition Coil 'F' Primary/Secondary Circuit - AutoCodes.com — P0356 2012 Ford Fusion Code - Ignition Coil 'F' Primary/Secondary Circuit

What does this mean?

What are the Possible Causes of the DTC P0356 2012 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 2012 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 2012 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 2012 Ford Fusion code?

Need more information on how to fix the P0356 2012 Ford Fusion code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0356 2012 Ford Fusion code diagnosed by a professional: Find a repair shop in your area

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 2012 Ford Fusion Code

1. What are common symptoms of OBDII code P0356 in a 2012 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 2012 Ford Fusion indicate?

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

3. What are possible causes of the OBDII code P0356 in a 2012 Ford Fusion?

- Possible causes include a faulty ignition coil, damaged wiring or connectors, a failed PCM, or an open or short circuit.

4. How can I diagnose the issue causing the OBDII code P0356 in my 2012 Ford Fusion?

- You can diagnose the issue by checking the ignition coil 'F' for proper operation, inspecting the wiring and connectors for damage, and testing the circuit for continuity.

5. Can I still drive my 2012 Ford Fusion with the OBDII code P0356 present?

- It is not recommended to drive your vehicle with code P0356 present as it can lead to further damage and potential safety hazards.

6. How can I repair the ignition coil 'F' primary/secondary circuit issue in my 2012 Ford Fusion?

- Repair options include replacing the faulty ignition coil, repairing or replacing damaged wiring or connectors, and resetting the fault codes with a diagnostic tool.

7. Are there any preventive measures to avoid OBDII code P0356 in my 2012 Ford Fusion?

- Regular maintenance, such as inspecting and replacing ignition coils as needed, can help prevent issues that trigger code P0356.

8. Can a DIY enthusiast fix the OBDII code P0356 issue in a 2012 Ford Fusion?

- Depending on your skill level and access to tools, a knowledgeable DIY enthusiast may be able to diagnose and repair the issue causing code P0356.

9. Will resetting the Check Engine Light resolve the OBDII code P0356 in my 2012 Ford Fusion?

- Resetting the Check Engine Light may temporarily turn it off, but it will not fix the underlying issue causing code P0356.

10. How much can I expect to pay for professional repairs of the OBDII code P0356 in a 2012 Ford Fusion?

- The cost of professional repairs can vary depending on the exact cause of the issue, but it may range from $100 to $300 or more, including parts and labor.