{"nhtsa_id":10228049,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-12-19","date":"2022-04-28","document_id":"1808922","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; BACK OVER PREVENTION; POWER TRAIN","mfr_system":null,"summary":"Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the correct software. This vehiclemay have been programmed with incorrect software. The customer may experience Active Noise Control (ANC) system not working. Upon further investigation the technician may find the followingDTCs have been set: P1404 - EGR Position Sensor Rationality Closed. B154F-64 - Lost Crankshaft Pulse Signal-Signal Plausibility Failure B154F-24 - Lost Crankshaft Pulse Signal-Signal Stuck High. P1404 - EGR Position Sensor Rationality Closed DTC can be erroneously set when other DTCs are set.In addition, customers may experience one or more of the following concerns: In Power Take-Off (PTO) mode, transmission gear engagement is abruptand idle speed is high when transitioning From Park To Drive/Reverse Gear.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10228049-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10228049-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10228049","components":[{"id":"driver-assistance","name":"Driver assistance","parent":null},{"id":"electrical","name":"Electrical system","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"backup-camera","name":"Backup camera","parent":"driver-assistance"}],"codes":["B154F","P1404"],"topics":[],"vehicles":[{"make":"RAM","model":"3500","year_from":2020,"year_to":2020,"match":"exact","vehicle_ids":["2020_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":[]}