AutoCodes – Ford – P0352 2009 Ford Fusion

P0352 2009 Ford Fusion Code - Ignition Coil 'B' Primary/Secondary Circuit

Quick Answer

The ignition system on the vehicle uses individual ignition coils for each cylinder. Common causes include Faulty Ignition Coil 2, Ignition Coil 2 harness is open or shorted, Ignition Coil 2 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: P0352 2009 Ford Fusion indicates Ignition Coil 'B' Primary/Secondary Circuit .
Common causes: Common causes include Faulty Ignition Coil 2, Ignition Coil 2 harness is open or shorted, Ignition Coil 2 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 2,838

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 Mar 29, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code P0352 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 P0352 2009 Ford Fusion - Ignition Coil 'B' Primary/Secondary Circuit - AutoCodes.com — P0352 2009 Ford Fusion Code - Ignition Coil 'B' Primary/Secondary Circuit

What does this mean?

What are the Possible Causes of the DTC P0352 2009 Ford Fusion?

Faulty Ignition Coil 2
Ignition Coil 2 harness is open or shorted
Ignition Coil 2 circuit poor electrical connection
Faulty Engine Control Module (ECM)

How to Fix the DTC P0352 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 P0352 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 P0352 2009 Ford Fusion code?

Need more information on how to fix the P0352 2009 Ford Fusion code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0352 2009 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 P0352 2009 Ford Fusion Code

1. What are the common symptoms of OBDII code P0352 on a 2009 Ford Fusion?

- Common symptoms include engine misfires, rough idling, loss of power, and potentially a decrease in fuel efficiency.

2. What does the OBDII code P0352 for a 2009 Ford Fusion indicate?

- OBDII code P0352 specifically points to an issue with the ignition coil 'B' primary/secondary circuit.

3. What are the potential causes of OBDII code P0352 on a 2009 Ford Fusion?

- The common causes include a faulty ignition coil 'B', damaged wiring or connectors in the ignition coil circuit, or a problem with the Engine Control Module (ECM).

4. How can I diagnose the source of OBDII code P0352 on my 2009 Ford Fusion?

- You can use a multimeter to test the continuity of the ignition coil 'B', inspect the wiring and connectors for any damage, and perform a scan tool test to check the ECM functionality.

5. Is it safe to continue driving with OBDII code P0352 on a 2009 Ford Fusion?

- It is not recommended to drive the vehicle with a misfiring ignition coil as it can lead to further damage to the engine and other components.

6. Can I repair OBDII code P0352 on a 2009 Ford Fusion myself?

- Depending on your experience level, you may be able to replace the faulty ignition coil 'B' yourself. However, diagnosing and repairing wiring or ECM issues may require professional help.

7. How much does it cost to fix OBDII code P0352 on a 2009 Ford Fusion?

- The cost can vary depending on the exact cause of the issue. Replacing an ignition coil can range from $100 to $250, while addressing wiring or ECM problems may cost more.

8. Are there any preventive measures to avoid OBDII code P0352 on a 2009 Ford Fusion in the future?

- Regular maintenance, such as checking and replacing ignition coils as needed, inspecting wiring for damage, and keeping the ECM software updated, can help prevent this issue.

9. Will resetting the OBDII code P0352 on a 2009 Ford Fusion make it go away permanently?

- Resetting the code may temporarily turn off the Check Engine Light, but if the underlying issue is not addressed, the code is likely to reappear once the problem resurfaces.

10. How long does it take to repair OBDII code P0352 on a 2009 Ford Fusion?

- The repair time can vary based on the exact cause of the issue and the availability of parts. Replacing an ignition coil typically takes 1-2 hours, while diagnosing wiring or ECM problems may take longer.