{"nhtsa_id":10239975,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-07-31","date":"2023-05-24","document_id":"1806623","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); POWER TRAIN; ELECTRICAL SYSTEM","mfr_system":null,"summary":"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","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10239975-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10239975-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10239975","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"},{"id":"transmission-control-module","name":"Transmission control module","parent":"powertrain"}],"codes":["P026B","P0299","P0301","P0302","P0303","P0304","P0305","P0306","P0421","P0461","P0506","P0604","P0607","P061A","P061B","P061E","P062C","P0740","P0868","P1451","P1C54","P1D73","P203F","P20E8","P20EE","P218F","P21C4","P2201","P226C","P242F","P2463","P24A5","P2560","P2706"],"topics":[],"vehicles":[{"make":"RAM","model":"2500","year_from":2019,"year_to":2019,"match":"exact","vehicle_ids":["2019_ram_2500"]},{"make":"RAM","model":"3500","year_from":2019,"year_to":2019,"match":"exact","vehicle_ids":["2019_ram_3500"]}],"as_of":"2026-10-19","note":"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.","attribution":[]}