# P0299 on the 2019 Ram 3500

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.

## Bulletins for this model year that name P0299

- [11029754](https://open.wenmarpro.com/bulletins/11029754), 2026-03-05: Cummins 6.7L Air Filter Replacement DTC P0299 Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code \(DTC\): ● P0299\-00 \- Turbocharger Underboost. Customers may also comment on the following: ● Low power/acceleration or lag condition. This bulletin involves performing an Air Handling Performance Test \(APT\) and possibly replacing the air filter.
- [11025040](https://open.wenmarpro.com/bulletins/11025040), 2025-11-05: 1. General Parts Update The recommended air filter for 2019 Model Year \(MY\) and newer 6.7L Cummins equipped vehicles has been updated. New Part: 68645327AA \(Non\-Oiled Air Filter\) Replaces: 53034051AA \(Oiled Air Filter\) \- This part is superseded and should no longer be installed. The air filter for all other applications remains unchanged: Continue to use 68517554AA for: All 2018 MY and older 6.7L Cummins equipped vehicles. All 2019 MY and newer vehicles with non\-6.7L engines. 2. Special Service Procedure for DTC P0299 Application: 2019\-2024 MY HD Trucks with 6.7L Diesel \(ETM/ETN\) Condition: If DTC P0299 is active and the vehicle is equipped with the previous oiled air filter \(PN\# 53034051AA\). Procedure: Replace the oiled air filter \(53034051AA\) with the new non\-oiled filter \(68645327AA\). Service Catalog reflects these updated usages.
- [10251872](https://open.wenmarpro.com/bulletins/10251872), 2024-03-18: Flash: Powertrain Control Module \(PCM\) Updates 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 \(DTCs\) have been set: P0506\-00 \- Idle Control System RPM \- Lower Than Expected. P0607\-00 \- ECU Internal Performance. P20E8\-00 \- Reductant Pressure Too Low. P0301\-00 \- Cylinder 1 Misfire. P0302\-00 \- Cylinder 2 Misfire. P0303\-00 \- Cylinder 3 Misfire. P0304\-00 \- Cylinder 4 Misfire. P0305\-00 \- Cylinder 5 Misfire. P0306\-00 \- Cylinder 6 Misfire. P0299\-00 \- Turbocharger Underboost. P1D73\-00 \- AGS Performance. P0626 \- Generator Field Control Circuit High. P218F \- Reductant No Flow Detected. P2002 \- Diesel Particulate Filter Efficiency Below Threshold. P24A5 \- EGR Cooler Bypass Bank 1 Control Stuck. P0191 \- Fuel Rail Pressure Sensor Circuit Performance. P0461 \- Fuel Level Sensor 1 Performance. P0401 \- EGR System Performance. P20EE \- SCR NOx Catalyst Efficiency Below Threshold \- Bank 1. P061A \- Level 2 Torque Performance. P061B \- Internal Control Module Torque Calculation Performance. P061E \- Internal Control Module Brake Signal Performance. P062C \- ETC Level 2 MPH Performance. P0106 \- Manifold Absolute Pressure Sensor Performance \(In extreme cold ambient temperatures\). P0116 \- Engine Coolant Temperature Sensor Performance. P0420 \- Catalyst System Efficiency Bank 1. P1507 \- Crankcase Filter Restriction. P203F \- Reductant Level Too Low. P226C \- Turbocharger Boost Control ?A? Slow Response \(In extreme cold ambient temperatures\). P2579 \- Turbocharger Speed Sensor Circuit. U0101 \- Lost Communication with TCM. U02A3 \- Lost of Communication with PM Sensor. U3017 \- Control Module Timer/Clock Performance.
- [10239975](https://open.wenmarpro.com/bulletins/10239975), 2023-07-31: Flash: Powertrain Control Module \(PCM\) Updates Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes \(DTC\)s have been set: ? \*\*P061B\-00 \- Internal Control Module Torque Calculation Performance. ? P0299\-00 \- Turbocharger Underboost.\*\* ? P0461\-00 \- Fuel Level Sensor 1 Performance. ? P0506 \- Idle Control System RPM \- Lower Than Expected. ? P20EE \- NOx Catalyst Efficiency Below Threshold. ? P1451\-00 \- Diesel Particulate Filter System Performance. ? P242F\-00 \- Diesel Particulate Filter Restriction \- Ash Accumulation. ? P2463\-00 \- Diesel Particulate Filter Restriction \- Soot Accumulation Bank 1. ? P026B \- Injection Timing Performance. ? P0607\-00 \- ECU Internal Performance. ? P20E8\-00 \- Reductant Pressure Too Low. ? P0301\-00 \- Cylinder 1 Misfire. ? P0302\-00 \- Cylinder 2 Misfire. ? P0303\-00 \- Cylinder 3 Misfire. ? P0304\-00 \- Cylinder 4 Misfire. ? P0305\-00 \- Cylinder 5 Misfire. ? P0306\-00 \- Cylinder 6 Misfire. ? P1C54\-00 \- SCR NOx Catalyst Missing. ? P2706\-00 \- MS Solenoid Circuit \(68RFE Only\). ? P1D73\-00 \- AGS Performance. ? P0421\-00 \- Catalyst 1 Efficiency Below Threshold Bank 1. ? P24A5\-00 \- EGR Cooler Bypass Bank 1 Control Stuck. ? P21C4\-00 \- Reductant Line Heater Relay Control Circuit High. ? P2560\-00 \- Engine Coolant Level Low. ? P2201\-00 \- Aftertreatment NOX Sensor Circuit Performance \- Bank 1 Sensor 1. ? P0604\-00 \- Internal Control Module Ram. ? P0607\-00 \- ECU Internal Performance. ? P0868\-00 \- Line Pressure Low \(Module, Powertrain Control \(PCM\), \(68RFE Only\). ? P0740\-00 \- TCC Out Of Range. ? P218F\-00 \- Reductant No Flow Detected. ? P226C \- Turbocharger Boost Control ?A? Slow Response \(In extreme cold ambient temperatures\). ? P061A \- Level 2 Torque Performance. ? P061E \- Internal Control Module Brake Signal Performance. ? P062C \- Etc Level 2 Mph Performance. ? P203F
- [10230230](https://open.wenmarpro.com/bulletins/10230230), 2023-01-17: Diagnostic Trouble Code \(DTC\) P0299 ? Turbocharger Underboost Additional Diagnostics
- [10230043](https://open.wenmarpro.com/bulletins/10230043), 2023-01-17: Diagnostic Trouble Code \(DTC\) P0299 ? Turbocharger Underboost Additional Diagnostics
- [10229550](https://open.wenmarpro.com/bulletins/10229550), 2023-01-09: Flash: Powertrain Control Module \(PCM\) Updates This bulletin involves reprogramming the Engine Control Module \(ECM\) / PowertrainControl Module \(PCM\) with the latest available software. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find that one or moreof the following DTCs have been set: P0506 \- Idle Control System RPM \- Lower Than Expected. P0299\-00 \- Turbocharger Underboost. P20EE \- NOx Catalyst Efficiency Below Threshold. P1451\-00 \- Diesel Particulate Filter System Performance. P242F\-00 \- Diesel Particulate Filter Restriction \- Ash Accumulation. P2463\-00 \- Diesel Particulate Filter Restriction \- Soot Accumulation Bank 1. P026B \- Injection Timing Performance. P0607\-00 \- ECU Internal Performance. P20E8\-00 \- Reductant Pressure Too Low. P0301\-00 \- Cylinder 1 Misfire. P0302\-00 \- Cylinder 2 Misfire. P0303\-00 \- Cylinder 3 Misfire. P0304\-00 \- Cylinder 4 Misfire. P0305\-00 \- Cylinder 5 Misfire. P0306\-00 \- Cylinder 6 Misfire. P1C54\-00 \- SCR NOx Catalyst Missing. P2706\-00 \- MS Solenoid Circuit \(68RFE Only\). P1D73\-00 \- AGS Performance. P0421\-00 \- Catalyst 1 Efficiency Below Threshold Bank 1. P24A5\-00 \- EGR Cooler Bypass Bank 1 Control Stuck. P21C4\-00 \- Reductant Line Heater Relay Control Circuit High. P2560\-00 \- Engine Coolant Level Low. P2201\-00 \- Aftertreatment NOX Sensor Circuit Performance \- Bank 1 Sensor 1. P0604\-00 \- Internal Control Module Ram. P0607\-00 \- ECU Internal Performance. P0868\-00 \- Line Pressure Low \(Module, Powertrain Control \(PCM\),\(68RFE Only\). P0740\-00 \- TCC Out Of Range. P218F\-00 \- Reductant No Flow Detected. P226C \- Turbocharger Boost Control ?A? Slow Response \(In extreme cold ambienttemperatures\). P061A \- Level 2 Torque Performance. P061B \- Internal Control Module Torque Calculation Performance. P061E \- Internal Control Module Brake Signal Performance. P062C \- Etc Level 2 Mph Performance. P203F \- \(Diesel Exhaust Fluid\) Reductant Level Too Low. P0420 \- Catalyst System Efficien
- [10225402](https://open.wenmarpro.com/bulletins/10225402), 2022-10-31: Flash: Powertrain Control Module \(PCM\) Updates This bulletin involves reprogramming the Engine Control Module \(ECM\) / PowertrainControl Module \(PCM\) with the latest available software. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find that one or moreof the following DTCs have been set: P0506 \- Idle Control System RPM \- Lower Than Expected. P0299\-00 \- Turbocharger Underboost. P20EE \- NOx Catalyst Efficiency Below Threshold. P1451\-00 \- Diesel Particulate Filter System Performance. P242F\-00 \- Diesel Particulate Filter Restriction \- Ash Accumulation. P2463\-00 \- Diesel Particulate Filter Restriction \- Soot Accumulation Bank 1. P026B \- Injection Timing Performance. P0607\-00 \- ECU Internal Performance. P20E8\-00 \- Reductant Pressure Too Low. P0301\-00 \- Cylinder 1 Misfire. P0302\-00 \- Cylinder 2 Misfire. P0303\-00 \- Cylinder 3 Misfire. P0304\-00 \- Cylinder 4 Misfire. P0305\-00 \- Cylinder 5 Misfire. P0306\-00 \- Cylinder 6 Misfire. P1C54\-00 \- SCR NOx Catalyst Missing. P2706\-00 \- MS Solenoid Circuit \(68RFE Only\). P1D73\-00 \- AGS Performance. P0421\-00 \- Catalyst 1 Efficiency Below Threshold Bank 1. P24A5\-00 \- EGR Cooler Bypass Bank 1 Control Stuck. P21C4\-00 \- Reductant Line Heater Relay Control Circuit High. P2560\-00 \- Engine Coolant Level Low. P2201\-00 \- Aftertreatment NOX Sensor Circuit Performance \- Bank 1 Sensor 1. P0604\-00 \- Internal Control Module Ram. P0607\-00 \- ECU Internal Performance. P0868\-00 \- Line Pressure Low \(Module, Powertrain Control \(PCM\),\(68RFE Only\). P0740\-00 \- TCC Out Of Range. P218F\-00 \- Reductant No Flow Detected. P226C \- Turbocharger Boost Control ?A? Slow Response \(In extreme cold ambienttemperatures\). P061A \- Level 2 Torque Performance. P061B \- Internal Control Module Torque Calculation Performance. P061E \- Internal Control Module Brake Signal Performance. P062C \- Etc Level 2 Mph Performance. P203F \- \(Diesel Exhaust Fluid\) Reductant Level Too Low. P0420 \- Catalyst System Efficien
- [10225265](https://open.wenmarpro.com/bulletins/10225265), 2022-10-31: Flash: Powertrain Control Module \(PCM\) Updates This bulletin involves reprogramming the Engine Control Module \(ECM\) / PowertrainControl Module \(PCM\) with the latest available software. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find that one or moreof the following DTCs have been set: P0506 \- Idle Control System RPM \- Lower Than Expected. P0299\-00 \- Turbocharger Underboost. P20EE \- NOx Catalyst Efficiency Below Threshold. P1451\-00 \- Diesel Particulate Filter System Performance. P242F\-00 \- Diesel Particulate Filter Restriction \- Ash Accumulation. P2463\-00 \- Diesel Particulate Filter Restriction \- Soot Accumulation Bank 1. P026B \- Injection Timing Performance. P0607\-00 \- ECU Internal Performance. P20E8\-00 \- Reductant Pressure Too Low. P0301\-00 \- Cylinder 1 Misfire. P0302\-00 \- Cylinder 2 Misfire. P0303\-00 \- Cylinder 3 Misfire. P0304\-00 \- Cylinder 4 Misfire. P0305\-00 \- Cylinder 5 Misfire. P0306\-00 \- Cylinder 6 Misfire. P1C54\-00 \- SCR NOx Catalyst Missing. P2706\-00 \- MS Solenoid Circuit \(68RFE Only\). P1D73\-00 \- AGS Performance. P0421\-00 \- Catalyst 1 Efficiency Below Threshold Bank 1. P24A5\-00 \- EGR Cooler Bypass Bank 1 Control Stuck. P21C4\-00 \- Reductant Line Heater Relay Control Circuit High. P2560\-00 \- Engine Coolant Level Low. P2201\-00 \- Aftertreatment NOX Sensor Circuit Performance \- Bank 1 Sensor 1. P0604\-00 \- Internal Control Module Ram. P0607\-00 \- ECU Internal Performance. P0868\-00 \- Line Pressure Low \(Module, Powertrain Control \(PCM\),\(68RFE Only\). P0740\-00 \- TCC Out Of Range. P218F\-00 \- Reductant No Flow Detected. P226C \- Turbocharger Boost Control ?A? Slow Response \(In extreme cold ambienttemperatures\). P061A \- Level 2 Torque Performance. P061B \- Internal Control Module Torque Calculation Performance. P061E \- Internal Control Module Brake Signal Performance. P062C \- Etc Level 2 Mph Performance. P203F \- \(Diesel Exhaust Fluid\) Reductant Level Too Low. P0420 \- Catalyst System Efficien
- [10223551](https://open.wenmarpro.com/bulletins/10223551), 2022-10-17: Engine Surge Feel and/or Diagnostic Trouble Code P0299 ? Turbo Underboost Condition After Updating The Powertrain Control Module \(PCM\) Software. \(ETL, ETM, ETN Engines\)