{"nhtsa_id":11023088,"type":"over_the_air","type_name":"Over-the-air update","date_added":"2025-09-10","date":"2025-09-05","document_id":"OTHERDOC_147","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Powertrain Contol Module Over The Air Update to V2B (Diesel Only) Software Version (FOTA) 2025 - 2026 (DJ) RAM 2500 Pickup 2025 - 2026 (D2) RAM 3500 Pickup 2025 - 2026 (DD) RAM 3500 Cab Chassis 2025 - 2026 (DF) RAM 3500 10K Lb. Cab Chassis2025 - 2026 (DP) RAM 4500/5500 Cab Chassis Customers may experience one or more of the following: - Power Inverter (110V connection) drops out when shifting from P to D - DEF (Diesel Exhaust Fluid) level gauge inaccuracy - Poor cold start performance - Instrument Panel Cluste MIL (Malfunction Indicator Light) ON; Possible P-codes: P0087/P2540/P2543 Fuel Pressure P214D/P242B SCR Temperature P24DA PM Sensor P20EE SCR Efficiency P226C/P2281 Mass Charge Flow P229F System Outlet NOx Sensor P0100 MAF Sensor P203F DEF Level P0423 DOC Efficiency","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11023088-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11023088-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11023088","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":["P0087","P0100","P0423","P203F","P20EE","P214D","P226C","P2281","P229F","P242B","P24DA","P2540","P2543"],"topics":[],"vehicles":[{"make":"RAM","model":"2500","year_from":2025,"year_to":2026,"match":"exact","vehicle_ids":["2025_ram_2500","2026_ram_2500"]},{"make":"RAM","model":"3500","year_from":2025,"year_to":2026,"match":"exact","vehicle_ids":["2025_ram_3500","2026_ram_3500"]},{"make":"RAM","model":"4500","year_from":2025,"year_to":2026,"match":"exact","vehicle_ids":["2025_ram_4500","2026_ram_4500"]},{"make":"RAM","model":"5500","year_from":2025,"year_to":2026,"match":"exact","vehicle_ids":["2025_ram_5500","2026_ram_5500"]}],"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":[]}