AutoCodes – Chrysler – P2320 Chrysler

P2320 Chrysler 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 Chrysler 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 2,281
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 Chrysler 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 Chrysler - Ignition Coil 'G' Secondary Circuit - AutoCodes.com
P2320 Chrysler Code - Ignition Coil 'G' Secondary Circuit

What are the Possible Causes of the DTC P2320 Chrysler?

  • 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 Chrysler?

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 Chrysler 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 Chrysler code?

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

Need Help with the Code?

Get the P2320 Chrysler 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 Chrysler Code

1. What are the common symptoms of OBDII code P2320 related to the ignition coil 'G' secondary circuit in a Chrysler vehicle?

The common symptoms include engine misfires, rough idling, loss of power, and potentially a check engine light illuminated on the dashboard.

2. What can cause OBDII code P2320 to be triggered in a Chrysler vehicle's ignition coil 'G' secondary circuit?

Possible causes include a faulty ignition coil, damaged wiring or connectors in the ignition coil circuit, or a problem with the Engine Control Module (ECM).

3. How can I diagnose the source of OBDII code P2320 in my Chrysler vehicle related to the ignition coil 'G' secondary circuit?

You can use a multimeter to test the ignition coil's resistance, check the wiring for any visible damage, and perform a thorough inspection of the connectors involved in the circuit.

4. Is it safe to drive my Chrysler vehicle with OBDII code P2320 present in the ignition coil 'G' secondary circuit?

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

5. Can I reset OBDII code P2320 in my Chrysler vehicle related to the ignition coil 'G' secondary circuit by disconnecting the battery?

While disconnecting the battery may temporarily clear the code, it is essential to address the underlying issue causing the code to prevent it from reoccurring.

6. How much does it typically cost to repair OBDII code P2320 in a Chrysler vehicle's ignition coil 'G' secondary circuit?

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

7. Are there any preventive maintenance tips to avoid encountering OBDII code P2320 in the ignition coil 'G' secondary circuit of a Chrysler vehicle?

Regularly inspecting and replacing the ignition coils as part of your vehicle's maintenance schedule can help prevent issues that may trigger this code.

8. Can a DIY enthusiast with basic automotive knowledge fix OBDII code P2320 related to the ignition coil 'G' secondary circuit in a Chrysler vehicle?

While some may be able to diagnose and replace a faulty ignition coil themselves, it is recommended to have a professional mechanic handle the repair to ensure proper installation and troubleshooting.

9. Will OBDII code P2320 in a Chrysler vehicle's ignition coil 'G' secondary circuit affect fuel efficiency?

Yes, the presence of this code can impact fuel efficiency due to engine misfires and improper combustion, leading to increased fuel consumption.

10. How long does it typically take for a mechanic to repair OBDII code P2320 in the ignition coil 'G' secondary circuit of a Chrysler vehicle?

The repair time can vary depending on the extent of the issue, but it generally takes around 1 to 2 hours for a mechanic to diagnose and replace a faulty ignition coil associated with this code.

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