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Service bulletins for the 2017 Ram 1500

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

472 on file from NHTSA, as of 2026-10-19.

About P208B on the 2017 Ram 1500: what the code means, and the bulletins and recalls about the same components.

By type

By component

By trouble code

Only bulletins with trouble code: P208B are shown. Show all

Bulletins, newest first
S19250000082023-01-17. Service bulletin. EXTERIOR LIGHTING; FUEL SYSTEM, GASOLINE; SERVICE BRAKES, HYDRAULIC. Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P208B ? Reductant Pump 1 Control Performance, and/or P20E8 ? Reductant Pressure Too Low, Set.
S19250000082022-10-17. Service bulletin. SERVICE BRAKES; FUEL SYSTEM, GASOLINE; EXTERIOR LIGHTING. (Rev. B) Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P20E8 ? Reductant Pressure Too Low and/or P208B ? Reductant Pump 1 Control Performance Set.
18068202022-09-26. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Some 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:P1D30-00 - Oil Viscosity Too Low. Attempting to clear the DTC will be unsuccessful. P2453-00 - Diesel Particulate Filter Differential Pressure Sensor Circuit Performance. P0401-00 - EGR Flow Insufficient Detected. P0133-00 - O2 Sensor 1/1 Slow Response. P20EE-00 - SCR NOX Catalyst Efficiency Below Threshold Bank 1. P050E-00 - Cold Start Engine Exhaust Temperature Too Low. P0299-00 - Turbocharger Underboost Condition. P0402-00 - EGR Flow Excessive Detected. P245B - EGR Cooler Bypass Control Circuit Performance. P20C6 - Reductant Heater 4 Control Circuit Performance. P208B - Reductant Pump 1 Control Performance. P249C - Excessive Time To Enter Closed Loop Reductant Injection Control. P20E8-00 - Reductant Pressure Too Low. P20E9-00 - Reductant Pressure Too High. In addition, the following software enhancement is available:Ability to enable the ?Fuel System Cleaning? routine in wiTECH.
S1925000008RevA2022-09-26. Service bulletin. SERVICE BRAKES, HYDRAULIC; FUEL SYSTEM, GASOLINE; EXTERIOR LIGHTING; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). (Revision A) Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P20E8 ? Reductant Pressure Too Low and/or P208B ? Reductant Pump 1 Control Performance Set.
S19250000082022-09-26. Service bulletin. EXTERIOR LIGHTING; FUEL SYSTEM, GASOLINE; SERVICE BRAKES, HYDRAULIC. Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P208B ? Reductant Pump 1 Control Performance, and/or P20E8 ? Reductant Pressure Too Low, Set.
S19250000082022-06-27. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM. Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P208B ? Reductant Pump 1 Control Performance, and/or P20E8 ? Reductant Pressure Too Low, Set.
S1925000008 Rev.2020-12-28. Service bulletin. ELECTRICAL SYSTEM; SERVICE BRAKES; FUEL SYSTEM, GASOLINE. (Rev. B) Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P20E8 ? Reductant Pressure Too Low and/or P208B ? Reductant Pump 1 Control Performance Set.
S1925000008 Rev.2020-12-21. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE; FUEL SYSTEM, DIESEL. (Rev. B) Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P20E8 ? Reductant Pressure Too Low and/or P208B ? Reductant Pump 1 Control Performance Set.
18-068-20 REV. B2020-10-26. Service bulletin. POWER TRAIN. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. 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:P1D30-00 - Oil Viscosity Too Low. Attempting to clear the DTC P1D30-00 will be unsuccessful. P2453-00 - Diesel Particulate Filter Differential Pressure Sensor Circuit Performance. P0401-00 - EGR Flow Insufficient Detected. P0133-00 - O2 Sensor 1/1 Slow Response. P20EE-00 - SCR NOX Catalyst Efficiency Below Threshold Bank 1. P050E-00 - Cold Start Engine Exhaust Temperature Too Low. P0299-00 - Turbocharger Underboost condition. P0402-00 - EGR Flow Excessive Detected. P245B - EGR Cooler Bypass Control Circuit Performance. P20C6 - Reductant Heater 4 Control Circuit Performance. P208B - Reductant Pump 1 Control Performance. P249C - Excessive Time To Enter Closed Loop Reductant Injection Control. P20E8-00 - Reductant Pressure Too Low. P20E9-00 - Reductant Pressure Too High. The following software enhancement is available:Some vehicles may have experienced a slight engine hesitation or lag in acceleration from engine start-up until the engine and exhaust warmed up. This update is intended to reduce the hesitation or lag in acceleration from engine start-up. In addition, the following software enhancement is also available:Ability to enable the ?Fuel System Cleaning? routine in wiTECH.
18-068-20 REV. A2020-10-26. Service bulletin. POWER TRAIN. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. 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:P1D30-00 - Oil Viscosity Too Low.Attempting to clear the DTC P1D30-00 will be unsuccessful. P2453-00 - Diesel Particulate Filter Differential Pressure Sensor Circuit Performance. P0401-00 - EGR Flow Insufficient Detected. P0133-00 - O2 Sensor 1/1 Slow Response. P20EE-00 - SCR NOX Catalyst Efficiency Below Threshold Bank 1. P050E-00 - Cold Start Engine Exhaust Temperature Too Low. P0299-00 - Turbocharger Underboost Condition. P0402-00 - EGR Flow Excessive Detected. P245B - EGR Cooler Bypass Control Circuit Performance. P20C6 - Reductant Heater 4 Control Circuit Performance. P208B - Reductant Pump 1 Control Performance. P249C - Excessive Time To Enter Closed Loop Reductant Injection Control. P20E8-00 - Reductant Pressure Too Low. P20E9-00 - Reductant Pressure Too High. The following software enhancement is available:Some vehicles may have experienced a slight engine hesitation or lag in acceleration from engine start-up until the engine and exhaust warmed up. This update is intended to reduce the hesitation or lag in acceleration from engine start-up. In addition, the following software enhancement is also available:Ability to enable the ?Fuel System Cleaning? routine in wiTECH.
18-068-202020-09-28. Service bulletin. EQUIPMENT; POWER TRAIN; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE); ELECTRICAL SYSTEM. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Some 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:P1D30-00 - Oil Viscosity Too Low. Attempting to clear the DTC will be unsuccessful. P2453-00 - Diesel Particulate Filter Differential Pressure Sensor Circuit Performance. P0401-00 - EGR Flow Insufficient Detected. P0133-00 - O2 Sensor 1/1 Slow Response. P20EE-00 - SCR NOX Catalyst Efficiency Below Threshold Bank 1. P050E-00 - Cold Start Engine Exhaust Temperature Too Low. P0299-00 - Turbocharger Underboost Condition. P0402-00 - EGR Flow Excessive Detected. P245B - EGR Cooler Bypass Control Circuit Performance. P20C6 - Reductant Heater 4 Control Circuit Performance. P208B - Reductant Pump 1 Control Performance. P249C - Excessive Time To Enter Closed Loop Reductant Injection Control. P20E8-00 - Reductant Pressure Too Low. P20E9-00 - Reductant Pressure Too High. In addition, the following software enhancement is available:Ability to enable the ?Fuel System Cleaning? routine in wiTECH.
S1925000008 Rev.2020-09-28. Service bulletin. EXTERIOR LIGHTING; FUEL SYSTEM, DIESEL:DELIVERY:FUEL PUMP; ENGINE AND ENGINE COOLING:ENGINE:DIESEL. (Revision A) Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P20E8 ? Reductant Pressure Too Low and/or P208B ? Reductant Pump 1 Control Performance Set.
S19250000082020-06-22. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING:ENGINE:DIESEL; EQUIPMENT. Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P20E8 ? Reductant Pressure Too Low and/or P208B ? Reductant Pump 1 Control Performance Set.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.