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P2328 is a diagnostic trouble code (DTC) for "Ignition Coil J Primary Control Circuit High". This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Our certified mobile mechanics can come to your home or office to perform the Check Engine Light is on diagnostic inspection. Once we are able to diagnose the problem, you will be provided with an upfront quote for the recommended fix and receive $20.00 off as a credit towards the repair. All our repairs are backed by our 12-month / 12,000-mile warranty.
Ignition Coil J Primary Control Circuit High
P2328 is an OBD-II generic code for the Ignition Coil K Primary Control Circuit High to the Engine Control Module (ECM). This means the primary coil circuit has an short circuit causing the high voltage signal to the ECM.
The Check Engine Light will be illuminated and the code set in ECM memory as a fault.
The engine fault may be P2328, and also a misfire code to the cylinder.
The engine will run rough and hesitate.
The short may cause internal damage to the ECM.
Scans and documents the code in the ECM
Diagnoses as per the manufacturer's pinpoint test to check the primary circuit of the coil
Clears the ECM code P2328 and verifies whether the code comes back
Tests the coil primary internal circuit for continuity; within specification or shorted.
Test and check the primary coil connector and wiring for shorts in the wiring.
Code P2328 is an indication that the coil primary circuit has failed and the coil is not firing anymore. This will cause the engine to misfire on the cylinder with the defective coil.
Code P2328 is common with vehicles that have a 12 cylinder motor and with coils on each cylinder. The primary circuit is what powers and fires the coil. Shorted primary circuits may blow a fuse on some vehicles.
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