AutoCodes – Chrysler – P2328 Chrysler

P2328 Chrysler Code - Ignition Coil 'J' Primary Control Circuit High

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 'J', Ignition Coil 'J' harness is open or shorted, Ignition Coil 'J' 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
P2328 Chrysler indicates Ignition Coil 'J' Primary Control Circuit High.
Common causes
Common causes include Faulty Ignition Coil 'J', Ignition Coil 'J' harness is open or shorted, Ignition Coil 'J' 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 1,147
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 P2328 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 P2328 code sets when the PCM detects a short to voltage in the circuit.
OBDII Code P2328 Chrysler - Ignition Coil 'J' Primary Control Circuit High - AutoCodes.com
P2328 Chrysler Code - Ignition Coil 'J' Primary Control Circuit High

What are the Possible Causes of the DTC P2328 Chrysler?

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

How to Fix the DTC P2328 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 P2328 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.

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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 P2328 Chrysler Code

1. What does the OBDII code P2328 mean on a Chrysler?

P2328 indicates an issue with the Ignition Coil 'J' Primary Control Circuit, specifically that the voltage is higher than expected.

2. What are the common symptoms of the P2328 code on a Chrysler?

Symptoms may include engine misfires, rough idling, reduced power, poor fuel economy, and the Check Engine Light being illuminated.

3. What causes the P2328 code on a Chrysler?

Common causes include a faulty ignition coil, damaged wiring or connectors in the ignition coil circuit, a malfunctioning Powertrain Control Module (PCM), or excessive resistance in the circuit.

4. Can I drive my Chrysler with the P2328 code?

While the vehicle may still run, driving with this code can cause further damage to the ignition system or catalytic converter if misfires occur. It's best to address the issue promptly.

5. How do I diagnose the P2328 code on a Chrysler?

Start by inspecting the ignition coil and its wiring for damage or loose connections. Use a multimeter to check for proper voltage and continuity. If no issues are found, test or replace the ignition coil.

6. How do I fix the P2328 code on a Chrysler?

Repairs may include replacing the ignition coil, repairing or replacing damaged wiring, cleaning or reconnecting corroded connectors, or, in rare cases, reprogramming or replacing the PCM.

7. How much does it cost to repair the P2328 code on a Chrysler?

Repair costs vary but typically range from $100 to $300 for parts and labor, depending on whether the ignition coil or wiring needs replacement.

8. Can a bad PCM cause the P2328 code on a Chrysler?

Yes, though it is less common, a malfunctioning PCM can send incorrect signals to the ignition coil, triggering this code.

9. How can I prevent the P2328 code from recurring?

Regular maintenance, including inspecting the ignition system and addressing any wiring issues promptly, can help prevent this code from reappearing.

10. Does the P2328 code always mean the ignition coil is bad?

No, the problem could also stem from wiring issues, connector problems, or PCM faults. Proper diagnosis is essential before replacing any components.

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