{"nhtsa_id":11028765,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-02-12","date":"2026-02-03","document_id":"18-014-26","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; ENGINE","mfr_system":null,"summary":"Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **P20CF - 00 Exhaust After treatment Fuel Injector \"A\" Stuck Open. ● P20DB - 00 Exhaust After treatment Fuel Supply Control Stuck Open. ● U0109 - 00 Lost Communication With Fuel Pump Control Module. ● P1451 - 00 Diesel Particulate Filter System Performance. ● P2463 - 00 Diesel Particulate Filter Restriction - Soot Accumulation Bank 1. ● P2459 - 00 Diesel Particulate Filter Regeneration Too Frequent.** ● P0087-00 - Fuel Rail Pressure Too Low. ● P2540-00 - Low Pressure Fuel System Sensor Circuit Range/performance. ● P2543-00 - Low Pressure Fuel System Sensor Circuit Intermittent. ● P214D-00 - SCR NOX Catalyst Outlet Temperature Too High During Particulate Filter Regeneration. ● P242B-00 - Exhaust Gas Temperature Sensor Circuit Performance - Bank 1 Sensor 3. ● P24DA-00 - Particulate Matter Sensor Exhaust Sample Error Bank 1. ● P20EE-00 - SCR Nox Catalyst Efficiency Below Threshold - Bank 1 Catalyst 1. ● P226C-00 - Turbocharger Boost Control \"A\" Slow Response. ● P2281-00 - Air Leak Between MAF And Throttle Body. ● P229F-00 - NOX Sensor Circuit Range/performance - Bank 1. ● P0100-00 - Mass Or Volume Air Flow Sensor \"A\" Circuit. ● P203F-00 - Reductant Level Too Low. ● P0423-00 - Heated Catalyst Efficiency Below Threshold Bank 1. ● P0263-00 - Cylinder 1 Contribution-Balance. ● P0266-00 - Cylinder 2 Contribution-Balance. ● P0269-00 - Cylinder 3 Contribution-Balance. ● P0272-00 - Cylinder 4 Contribution-Balance. ● P0275-00 - Cylinder 5 Contribution-Balance. ● P0278-00 - Cylinder 6 Contribution/Balance. ● P026B-00 - Injection Timing Performance. ● P020A-00 - Cylinder 1 Injection Timing. ● P020B-00 - Cylinder 2 Injection Timing. ● P020C-00 - Cylinder 3 Injection Timing. ● P020D-00 - Cylinder 4 Injection Timing. B18 FSAR-TSB-6872 -2- ● P020E-00 - Cylinder","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11028765-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11028765-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11028765","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null}],"codes":["P0087","P0100","P020A","P020B","P020C","P020D","P020E","P0263","P0266","P0269","P026B","P0272","P0275","P0278","P0423","P1451","P203F","P20CF","P20DB","P20EE","P214D","P226C","P2281","P229F","P242B","P2459","P2463","P24DA","P2540","P2543","U0109"],"topics":[],"vehicles":[{"make":"RAM","model":"3500","year_from":2025,"year_to":2025,"match":"exact","vehicle_ids":["2025_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":[]}