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P202E on the 2017 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 P202E
18074172022-10-24. Service bulletin. Flash: Powertrain Diagnostic and System Improvements This bulletin involves reprogramming the Engine Control Module/Powertrain Control Module (ECM/PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Codes (DTCs) have been set:P1C55 - NOx Sensor Intermittent - Bank 1 Sensor 1. P202E - Reductant Injector Performance. P218F - Reductant No Flow Detected. In addition, the following software enhancements are also available:Fuel filter minder improvement. Calibration changes to engine-off timer. Changes to engine warm up protection. Hydrocarbon Desorption (HCD) driveability improvements. A/C pressure sensor update. Exhaust Gas Recirculation (EGR) calibration changes.
18073172022-10-24. Service bulletin. Flash: Powertrain Diagnostic and System Improvements This bulletin involves reprogramming the Engine Control Module/Powertrain Control Module (ECM/PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following DTCs have been set:P202E - Reductant Injector Performance. P218F - Reductant No Flow Detected. Customers may experience one or more of the following conditions:Unpleasant odor in the vehicle at low speeds and when regeneration is active. Intermittent no crank and no start(68RFE automatic transmission only). Unable to complete ?Fuel Pressure Override? test in the scan tool. In addition, the following software enhancements are also available:Calibration changes to engine-off timer. Changes to engine warm up protection. Hydrocarbon Desorption (HCD) driveability improvements. A/C pressure sensor update. Exhaust Gas Recirculation (EGR) calibration changes. Improved fuel filter reminder calibration. Improved regeneration at low speeds. Updated accelerator pedal calibration to reduce hesitation. Calibration changes to reduce turbo inlet temperatures.
18007222022-10-17. Service bulletin. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with thelatest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may findthat one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P064F - Unauthorized Software/Calibration Detected. P2201 - Aftertreatment NOx Sensor Circuit Performance - Bank 1 Sensor 1. P24C7 - Particulate Matter Sensor Temperature Circuit Performance. P1C55 - NOx Sensor Intermittent - Bank 1 Sensor 1. P202E - Reductant Injector Performance. P218F - Reductant No Flow Detected. In addition, the following software enhancements are also available: Fuel filter minder improvement. Calibration changes to engine-off timer. Changes to engine warm up protection. Hydrocarbon Desorption (HCD) driveability improvements. A/C pressure sensor update. Exhaust Gas Recirculation (EGR) calibration changes.
18-073-212022-08-22. Service bulletin. Diesel Injector Freezing This bulletin involves installing a insulator over the Diesel Exhaust Fluid (DEF) injector. 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 (DTCs) have been set: P218F - Reductant No Flow Detected. P202E - (Diesel Exhaust Fluid) Reductant Injector Performance. The customer will not notice any drivability issues associated with these DTCs. These DTCs may set when the vehicles is parked for a long time and the ambient temperatures are below -11 °C (12 °F).

4 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.