P0456 · Manufacturer communications
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
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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JEEP
Reported code forms P0456
Flash: 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 Malfunction Indicator…
Read communication ↗
JEEP
Reported code forms P0456
Flash: 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 Malfunction Indicator…
Read communication ↗
CHRYSLER, DODGE
Reported code forms P0456
Flash: Powertrain Diagnostic and System Improvements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. A small number of customers may experience a…
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RAM
Reported code forms P0456
Flash: 6.4L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. NOTE: This bulletin fixes all vehicles listed and…
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AUDI
Reported code forms P045600
Supersedes Technical Service Bulletin Group 20 number 15-53 dated October 29, 2015. The MIL is on. DTC P045600 (EVAP System Leak Detected NVLD (very small leak)) is stored in the engine control module (ECM), J623…
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CHRYSLER, DODGE
Reported code forms P0456
Flash: Diagnostic And System Improvements/Enhancements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. A small number of customers may experience a…
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DODGE
Reported code forms P0456
Flash: 2.4L, 3.6L Powertrain System Improvements/Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. The following powertrain system…
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AUDI
Reported code forms P045600
Supersedes Technical Service Bulletin Group 20 number 15-52 dated October 28, 2015. The MIL is on. DTC P045600 (EVAP System Leak Detected NVLD (very small leak)) is stored in the engine control module (ECM), J623…
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AUDI
Reported code forms P045600
Supersedes Technical Service Bulletin Group 20 number 15-51 dated October 28, 2015. The MIL is on. DTC P045600 (EVAP System Leak Detected NVLD (very small leak)) is stored in the engine control module (ECM), J623…
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AUDI
Reported code forms P045600
Supersedes Technical Service Bulletin Group 20 number 15-48 dated October 15, 2015. The MIL is on. DTC P045600 (EVAP System Leak Detected NVLD (very small leak)) is stored in the engine control module (ECM), J623…
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AUDI
Reported code forms P045600
Supersedes Technical Service Bulletin Group 20 number 15-49 dated October 15, 2015. The MIL is on. DTC P045600 (EVAP System Leak Detected NVLD (very small leak)) is stored in the engine control module (ECM), J623…
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DODGE
Reported code forms P0456
Flash: Various Driveability Improvements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. Some customers may experience the Electronic Vehicle…
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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…
Read communication ↗
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…
Read communication ↗
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…
Read communication ↗
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…
Read communication ↗
DODGE, JEEP
Reported code forms P0456
P0455/P0456 Set In The Powertrain Control Module (PCM) This bulletin involves replacing the evaporative emissions purge valve hose due to a split in the hose that will prevent the system from sealing. The customer may…
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DODGE, JEEP
Reported code forms P0456
P0455/P0456 Set In The Powertrain Control Module (PCM) This bulletin involves replacing the evaporative emissions purge valve hose due to a split in the hose that will prevent the system from sealing. The customer may…
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CHRYSLER
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…
Read communication ↗
CHRYSLER
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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AUDI
Reported code forms P045600
The MIL is on. DTC P045600 (EVAP System Leak Detected NVLD (very small leak)) is stored in the engine control module (ECM), J623 (address word 01). Drivability is not affected. Various parts have been replaced under…
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AUDI
Reported code forms P045600
Supersedes Technical Service Bulletin Group 20 number 15-46 dated May 15, 2015. The MIL is on. DTC P045600 (EVAP System Leak Detected NVLD (very small leak)) is stored in the engine control module (ECM), J623 (address…
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DODGE, JEEP
Reported code forms P0456
P0455 And/Or P0456 Set In The PCM This bulletin involves replacing the evaporative emissions purge valve hose due to a split in the hose that will prevent the system from sealing. The customer may experience a…
Read communication ↗
DODGE, JEEP
Reported code forms P0456
P0455 And/Or P0456 Set In The PCM This bulletin involves replacing the evaporative emissions purge valve hose due to a split in the hose that will prevent the system from sealing. The customer may experience a…
Read communication ↗
DODGE
Reported code forms P0456
Flash: 3.6L Or 2.4L Diagnostic and System Improvements This bulletin involves updating the Powertrain Control Module (PCM) software. The customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon…
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DODGE, JEEP
Reported code forms P0456
P0455 And/Or P0456 Set In The PCM This bulletin involves replacing the evaporative emissions purge valve hose due to a split in the hose that will prevent the system from sealing. The customer may experience a…
Read communication ↗
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…
Read communication ↗
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…
Read communication ↗
AUDI
Reported code forms P045600
Supersedes Technical Service Bulletin Group 01 number 14-68 dated March 5, 2014. The MIL is on. DTC P045600 (very small EVAP leak) stored in engine control module. No leaks found in the EVAP system. Software update…
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