DTC codes / Chrysler codes / P1364
P1364 on Chrysler vehicles means the powertrain control module (PCM) commanded the ignition coil for cylinder 4 to fire, but the coil's feedback circuit never confirmed the switching event within the expected window. The PCM monitors the coil primary control line for a voltage toggle after enable, and a missing toggle sets this code because the driver circuit or coil is not responding to the command.
Guidance is general and written for Chrysler vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.
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