AutoCodes – Ford – P2320 Ford

P2320 Ford Code - Ignition Coil 'G' Secondary Circuit

Quick Answer

The current flow, or dwell, through the primary ignition coil is controlled by the Powertrain Control Module (PCM) by providing a switched ground path through the ignition coil driver to ground. Common causes include Faulty Ignition Coil 'G', Ignition Coil 'G' harness is open or shorted, Ignition Coil 'G' 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
P2320 Ford indicates Ignition Coil 'G' Secondary Circuit.
Common causes
Common causes include Faulty Ignition Coil 'G', Ignition Coil 'G' harness is open or shorted, Ignition Coil 'G' 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 1,370
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P2320 Ford Description

The current flow, or dwell, through the primary ignition coil is controlled by the Powertrain Control Module (PCM) by providing a switched ground path through the ignition coil driver to ground. When the ignition coil driver is switched on, current rapidly builds up to a maximum value, determined by the coil inductance and resistance. When the current is switched off, the magnetic field collapses which induces a secondary high voltage surge and the spark plug is fired. This high voltage surge creates a flyback voltage which the PCM uses as a feedback during the ignition diagnostics. The PCM continuously monitors the ignition system for concerns. The P2320 code sets when the PCM detects a short to voltage in the circuit.
OBDII Code P2320 Ford - Ignition Coil 'G' Secondary Circuit - AutoCodes.com
P2320 Ford Code - Ignition Coil 'G' Secondary Circuit

What are the Possible Causes of the DTC P2320 Ford?

  • Faulty Ignition Coil 'G'
  • Ignition Coil 'G' harness is open or shorted
  • Ignition Coil 'G' circuit poor electrical connection

How to Fix the DTC P2320 Ford?

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 P2320 Ford 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 P2320 Ford code?

Need more information on how to fix the P2320 Ford code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P2320 Ford 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 P2320 Ford Code

1. What are the common symptoms of OBDII code P2320 in a Ford related to the Ignition Coil 'G' Secondary Circuit?

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

2. What are the typical causes of the OBDII code P2320 related to the Ignition Coil 'G' Secondary Circuit in a Ford?

- The most common causes are a faulty ignition coil 'G,' wiring issues in the ignition coil circuit, or a problem with the Engine Control Module (ECM).

3. How can I diagnose the OBDII code P2320 in my Ford related to the Ignition Coil 'G' Secondary Circuit?

- To diagnose this issue, you can use an OBDII scanner to read the code, perform a visual inspection of the ignition coil and its wiring, and conduct further testing using a multimeter.

4. Can I continue driving my Ford with the OBDII code P2320 related to the Ignition Coil 'G' Secondary Circuit active?

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

5. What are some repair tips for fixing the OBDII code P2320 in a Ford related to the Ignition Coil 'G' Secondary Circuit?

- Replace the faulty ignition coil 'G,' inspect and repair any damaged wiring, and clear the code with an OBDII scanner after completing the repairs.

6. How much does it typically cost to repair the OBDII code P2320 in a Ford related to the Ignition Coil 'G' Secondary Circuit?

- The cost of repair can vary depending on the labor rates in your area, but it generally ranges from $100 to $300 for parts and labor.

7. Are there any preventive measures to avoid encountering the OBDII code P2320 related to the Ignition Coil 'G' Secondary Circuit in my Ford?

- Regular maintenance, such as timely spark plug replacements and keeping the ignition system in good condition, can help prevent issues that may trigger this code.

8. Can a DIY enthusiast with basic automotive knowledge fix the OBDII code P2320 related to the Ignition Coil 'G' Secondary Circuit in a Ford?

- Yes, replacing the ignition coil 'G' and addressing wiring issues can be done by someone with basic automotive knowledge and the right tools.

9. How long does it take to repair the OBDII code P2320 in a Ford related to the Ignition Coil 'G' Secondary Circuit?

- The repair process typically takes around 1-2 hours to complete, but the exact time may vary based on the skill level of the person performing the repair.

10. Will resetting the OBDII code P2320 related to the Ignition Coil 'G' Secondary Circuit in my Ford make it go away permanently?

- Resetting the code may temporarily clear it, but if the underlying issue is not fixed, the code is likely to reappear. It's crucial to address the root cause of the problem for a permanent solution.

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