P2459 on the 2023 Ram 2500
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.
| 08-272-26 REV. A | 2026-07-23. Service bulletin. Air Handling Performance Test (APT) Availability In wiTECH Technicians may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0234-00 - Turbocharger Overboost Condition. ● P0299-00 - Turbocharger Underboost. ● P0101-00 - Mass Air Flow Sensor "A" Circuit Performance. ● P2463-00 - Diesel Particulate Filter Restriction - Soot Accumulation Bank 1. ● P24A4-00 - Particulate Filter Restriction - Soot Accumulation Too High. ● P2262-00 - Turbocharger Boost Pressure Not Detected - Mechanical. ● P0471-00 - Exhaust Pressure Sensor 1 Performance. ● P1451-00 - Diesel Particulate Filter System Performance. ● P2457-00 - Exhaust Gas Recirculation Cooling System Performance. ● P2263-00 - Turbo Boost System Performance. ● P2459-00 - Diesel Particulate Filter Regeneration Too Frequent. ● P24A2-00 - Diesel Particulate Filter Regeneration Incomplete - Bank 1. ● P0401-00 - EGR System Performance. ● P0402-00 - EGR Flow Excessive Detected. |
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| 08-272-26 | 2026-07-18. Service bulletin. Air Handling Performance Test (APT) Availability In wiTECH Technicians may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0234-00 - Turbocharger Overboost Condition. ● P0299-00 - Turbocharger Underboost. ● P0101-00 - Mass Air Flow Sensor "A" Circuit Performance. ● P2463-00 - Diesel Particulate Filter Restriction - Soot Accumulation Bank 1. ● P24A4-00 - Particulate Filter Restriction - Soot Accumulation Too High. ● P2262-00 - Turbocharger Boost Pressure Not Detected - Mechanical. ● P0471-00 - Exhaust Pressure Sensor 1 Performance. ● P1451-00 - Diesel Particulate Filter System Performance. ● P2457-00 - Exhaust Gas Recirculation Cooling System Performance. ● P2263-00 - Turbo Boost System Performance. ● P2459-00 - Diesel Particulate Filter Regeneration Too Frequent. ● P24A2-00 - Diesel Particulate Filter Regeneration Incomplete - Bank 1. ● P0401-00 - EGR System Performance. ● P0402-00 - EGR Flow Excessive Detected. |
| S2614000002 | 2026-04-22. Service bulletin. Diagnostic Trouble Code (DTC) P2459-00 Particulate Filter Regeneration Too Frequent Setting in the Powertrain Control Module (PCM) or Under Fueling or Over Fueling Condition After Fuel Injector(s) Replacement |
| 08-350-25 | 2025-10-29. Service bulletin. Air Handling Performance Test (APT) Availability In wiTECH Technicians may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0234-00 - Turbocharger Overboost Condition. ● P0299-00 - Turbocharger Underboost. ● P0101-00 - Mass Air Flow Sensor "A" Circuit Performance. ● P2463-00 - Diesel Particulate Filter Restriction - Soot Accumulation Bank 1. ● P24A4-00 - Particulate Filter Restriction - Soot Accumulation Too High. ● P2262-00 - Turbocharger Boost Pressure Not Detected - Mechanical. ● P0471-00 - Exhaust Pressure Sensor 1 Performance. ● P1451-00 - Diesel Particulate Filter System Performance. ● P2457-00 - Exhaust Gas Recirculation Cooling System Performance. ● P2263-00 - Turbo Boost System Performance. ● P2459-00 - Diesel Particulate Filter Regeneration Too Frequent. ● P24A2-00 - Diesel Particulate Filter Regeneration Incomplete - Bank 1. ● P0401-00 - EGR System Performance. ● P0402-00 - EGR Flow Excessive Detected |
| 25-005-24 REV. B | 2024-10-30. Service bulletin. "Diesel Particulate Filter (DPF) Trying To Regen Too Frequent Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P2459 - Diesel Particulate Filter Regeneration Too Frequent. Customers may also experience the following: ● Vehicle has entered engine performance de-rate mode. NOTE: Engine performance de-rate mode will occur when DTC P2459 has been set for a long period. This bulletin involves replacing the DPF if DTC P2459 is set." |
| 25-005-24 REV. A | 2024-10-30. Service bulletin. "Diesel Particulate Filter (DPF) Trying To Regen Too Frequent Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P2459 - Diesel Particulate Filter Regeneration Too Frequent. Customers may also experience the following: ● Vehicle has entered engine performance de-rate mode. NOTE: Engine performance de-rate mode will occur when DTC P2459 has been set for a long period. This bulletin involves replacing the DPF if DTC P2459 is set." |
| 25-005-24 | 2024-10-01. Service bulletin. "Diesel Particulate Filter (DPF) Trying To Regen Too Frequent Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P2459 - Diesel Particulate Filter Regeneration Too Frequent. Customers may also experience the following: ● Vehicle has entered engine performance de-rate mode. NOTE: Engine performance de-rate mode will occur when the DTC has been set for a long period. This bulletin involves replaceing the DPF if DTC P2459 is set." |
7 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.