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P2308 Diagnostic Trouble Code Discussion for August 2025

Ignition Coil 3 Secondary Circuit Insufficient Ionization


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Trouble Ticket Help Requests for DTC P2308
Help Request Posted
2013 Jeep Wrangler Sport 3.6L Misfire VIN: 1C4AJWAG6D
P2308: Ignition coil 3 secondary circuit insufficient ionization. This is the question I have and I'm hoping someone can help me make sense of this before I lose my mind. I am trying to test to see if the PCM is firing these two coils, 1 and 3. The misfire is constant. The customer already replaced the coils and plugs wi...
August 18, 2025