I checked the code with one of those AutoZone $50.00 code readers, and it showed as the coil F and D weren’t working.Each cylinder is equipped with 1 dual-output coil.
P2311 Dodge Description The ignition system is controlled by the Powertrain Control Module (PCM) on all engines.Our certified mobile mechanics can come to your home or office to perform the Check Engine Light diagnostic. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. P2311 is a diagnostic trouble code (DTC) for "Ignition Coil D Secondary Circuit".