P0300 on the 2016 Chrysler Town and Country
The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.
Nobody has written a description of this code yet.
| 18-069-16 | 2022-08-08. Service bulletin. PCM Replacement, MIL Illumination / DTCs P0300, P030X or P23XX This bulletin involves replacing the Powertrain Control Module (PCM) and re-flashing with the latest available software. The customer may describe an engine misfire, and runs rough. In addition customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation a technician may find one or more of the following Diagnostic Trouble Codes (DTCs) set in the PCM memory: · P0300 - Multiple Cylinder Misfire. · P0301 - Cylinder 1 Misfire. · P0302 - Cylinder 2 Misfire. · P0303 - Cylinder 3 Misfire. · P0304 - Cylinder 4 Misfire. · P0305 - Cylinder 5 Misfire. · P0306 - Cylinder 6 Misfire. · P2302 - Ignition Coil 1 Secondary Circuit - Insufficient Ionization. · P2305 - Ignition Coil 2 Secondary Circuit - Insufficient Ionization. · P2308 - Ignition Coil 3 Secondary Circuit - Insufficient Ionization. · P2311 - Ignition Coil 4 Secondary Circuit - Insufficient Ionization. · P2314 - Ignition Coil 5 Secondary Circuit - Insufficient Ionization. · P2317 - Ignition Coil 6 Secondary Circuit - Insufficient Ionization. |
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| 18-069-16 | 2018-06-11. Service bulletin. PCM Replacement, MIL Illumination / DTCs P0300, P030X or P23XX This bulletin involves replacing the Powertrain Control Module (PCM) and re-flashing with the latest available software. The customer may describe an engine misfire, and runs rough. In addition customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation a technician may find one or more of the following Diagnostic Trouble Codes (DTCs) set in the PCM memory: · P0300 - Multiple Cylinder Misfire. · P0301 - Cylinder 1 Misfire. · P0302 - Cylinder 2 Misfire. · P0303 - Cylinder 3 Misfire. · P0304 - Cylinder 4 Misfire. · P0305 - Cylinder 5 Misfire. · P0306 - Cylinder 6 Misfire. · P2302 - Ignition Coil 1 Secondary Circuit - Insufficient Ionization. · P2305 - Ignition Coil 2 Secondary Circuit - Insufficient Ionization. · P2308 - Ignition Coil 3 Secondary Circuit - Insufficient Ionization. · P2311 - Ignition Coil 4 Secondary Circuit - Insufficient Ionization. · P2314 - Ignition Coil 5 Secondary Circuit - Insufficient Ionization. · P2317 - Ignition Coil 6 Secondary Circuit - Insufficient Ionization. |
| 18-085-16 | 2017-11-03. Service bulletin. Flash: 3.6L Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with updated software. The customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTC): · **P0335 - Crankshaft Position Sensor Circuit. · P0116 - Engine Coolant Temperature Sensor 1 Performance.** · P2097 - Down Stream Fuel Trim System 1 Rich (15 MY only). · U0140 - Lost Communication With Body Control Module (15 MY only). · P0300 - Multiple Cylinder Misfire, sets at idle on a cold engine (15 MY only). · P000A - Bank 1 Camshaft 1 Position Slow Response (15 MY only). · P000B - Bank 1 Camshaft 2 Position Slow Response (15 MY only). · P000C - Bank 2 Camshaft 1 Position Slow Response (15 MY only). · P000D - Bank 2 Camshaft 2 Position Slow Response (15 MY only). Enhancements: · Improved idle stability (15 MY only). · Improved first transmission shift after start up (15 MY only). |
3 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.