HomeP0456 · Manufacturer communications

P0456 · Manufacturer communications

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

P0456 →

18-006-15 REV-G

CHRYSLER, DODGE

Reported code forms P0456

Flash: 2.4L Powertrain Diagnostic and System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. A small number of customers may experience a…

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18-020-15 REV-B

DODGE

Reported code forms P0456

Flash: Driveability Enhancements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. A small number of customers may experience a Malfunction Indicator…

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18-062-15

DODGE

Reported code forms P0456

Flash: 2.0L Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest software. A small number of customers may experience a Malfunction Indicator Lamp…

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18-020-15 REV-A

DODGE

Reported code forms P0456

Flash: Driveability Enhancements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. A small number of customers may experience a Malfunction Indicator…

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18-020-15

DODGE

Reported code forms P0456

Flash: MIL Illumination P1D73, P1CEA And/Or P0456 Includes Various Driveability Enhancements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. A small…

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18-021-14

DODGE

Reported code forms P0456

Flash: MIL Illumination P0456- Evap System Small Leak. Also Includes Various Driveability Enhancements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) and Transmission…

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SB-18-046-13

DODGE

Reported code forms P0456

DODGE: DIAGNOSTIC TROUBLE CODE (DTC) WAS SET, P0456-EVAP SYSTEM SMALL LEAK AND ENGINE IS DIFFICULT TO START AND/OR RESTART IN TEMPERATURE BELOW 32%F (0%C) AND MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATION. MODEL 2013…

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