HomeP0300 · Manufacturer communications

P0300 · Manufacturer communications

Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.

P0300 →

DODGE

Reported code forms P0300-00

Flash: Ignition System Control Module (ISCM) Updates PCR9A Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic…

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18-044-26

CHRYSLER, DODGE, JEEP, RAM

Reported code forms P0300-00

Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes…

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1400322REVA

DODGE, JEEP

Reported code forms P0300

6.4L Fuel Injector High Flow Misfire This bulletin involves inspecting the Julian date on the fuel rails, fuel injectorsand possibly replacing fuel injectors. Customers may experience a Malfunction Indicator Lamp (MIL)…

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1807320

CHRYSLER, DODGE

Reported code forms P0300

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination.…

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18-073-20

CHRYSLER, DODGE

Reported code forms P0300

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination.…

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18-061-17

DODGE

Reported code forms P0300

Flash: Powertrain Diagnostic and System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp…

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1809416

CHRYSLER, DODGE

Reported code forms P0300

Flash: Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. A small number of customers may experience one or more of…

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18-094-16

CHRYSLER, DODGE

Reported code forms P0300

Flash: Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. A small number of customers may experience one or more of…

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18-084-16

CHRYSLER, DODGE

Reported code forms P0300

Flash: 5.7L Diagnostic And System Improvements This bulletin involves reprogramming of the Powertrain Control Module (PCM) with the latest software. A small number of customers may experience a Malfunction Indicator…

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18-070-16

CHRYSLER, DODGE

Reported code forms P0300

Flash: Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with updated software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon…

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18-070-16

CHRYSLER, DODGE

Reported code forms P0300

"FLASH: DIAGNOSTIC AND SYSTEM IMPROVEMENTS THIS BULLETIN INVOLVES REPROGRAMMING THE POWERTRAIN CONTROL MODULE (PCM) WITH UPDATED SOFTWARE. CUSTOMERS MAY EXPERIENCE A MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATION. UPON…

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18-047-16

DODGE

Reported code forms P0300

Flash: 6.2L Powertrain Diagnostic And System Enhancements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) and Transmission Control Module (TCM) with new software. A small…

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18-047-16

DODGE

Reported code forms P0300

OVERVIEW: This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) and Transmission Control Module (TCM) with new software. SYMPTOM/CONDITION: A small number of customers may…

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18-052-15 REV A

CHRYSLER, DODGE

Reported code forms P0300

Flash: 5.7L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. A small number of customers may experience one or…

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CHRYSLER, DODGE

Reported code forms P0300

Flash: 6.4L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module with the latest available software. A small number of customers may experience one or more of…

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18-039-15 REV-A

CHRYSLER, DODGE

Reported code forms P0300

Flash: 6.4L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module with the latest available software. A small number of customers may experience one or more of…

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18-052-15

CHRYSLER, DODGE

Reported code forms P0300

Flash: 5.7L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. A small number of customers may experience one or…

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18-039-15

CHRYSLER, DODGE

Reported code forms P0300

Flash: 6.4L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module with the latest available software. A small number of customers may experience one or more of…

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CHRYSLER, DODGE

Reported code forms P0300

Flash: 3.6 Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with updated software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination.…

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0900214a

CHRYSLER, DODGE, JEEP

Reported code forms P0300

MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension) This bulletin involves checking for excessive cylinder leakage and replacing the cylinder head if necessary. Customers may experience a Malfunction…

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0900214REVB

CHRYSLER, DODGE, JEEP

Reported code forms P0300

MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension) This bulletin involves checking for excessive cylinder leakage and replacing the cylinder head if necessary. Customers may experience a Malfunction…

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CHRYSLER, DODGE, JEEP

Reported code forms P0300

MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension) This bulletin involves checking for excessive cylinder leakage and replacing the cylinder head if necessary. Customers may experience a Malfunction…

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0900214

CHRYSLER, DODGE, JEEP

Reported code forms P0300

MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension)

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CHRYSLER, DODGE, JEEP

Reported code forms P0300

MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension) This bulletin involves checking for excessive cylinder leakage and replacing the cylinder head if necessary. Customers may experience a Malfunction…

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09-002-14

CHRYSLER, DODGE, JEEP, RAM

Reported code forms P0300

MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension) This bulletin involves checking for excessive cylinder leakage and replacing the cylinder head if necessary. Customers may experience a Malfunction…

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18-015-14

CHRYSLER, DODGE

Reported code forms P0300

Flash: Malfunction Indicator Lamp (MIL) Illumination. Includes Various Driveability Improvements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. A…

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CHRYSLER, DODGE

Reported code forms P0300

MIL Illumination P0300 and/or Engine Runs Rough With Factory Fill Fuel This bulletin involves filling the fuel tank with an additional 5 gallons of fuel, driving vehicle, then completing several start/stop cycles. The…

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18-007-13

CHRYSLER, DODGE

Reported code forms P0300

MIL Illumination P0300 and/or Engine Runs Rough With Factory Fill Fuel This bulletin involves filling the fuel tank with an additional 5 gallons of fuel, driving vehicle, then completing several start/stop cycles. The…

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