{"nhtsa_id":10181613,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-10-26","date":"2020-09-15","document_id":"18-086-20","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN","mfr_system":null,"summary":"Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Engine Control Module (ECM) / Powertrain Control Module (PCM) with the latest available software. 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 (DTCs) have been set: P1D73-00 - AGS Performance. P061B - Internal Control Module Torque Calculation Performance. P064B-00 - PTO Control Module. The customer may also notice the following:Power Take Off (PTO) intermittently turns off with no DTCs. In addition the following software enhancements are included:System Improvement for PTO operation. wiTECH Mass Air Flow (MAF) data parameter improvement. Enabling wiTECH Particulate Matter (PM) Sensor Regeneration Test in PCM ?Misc Functions?. Active Grille Shutter (AGS) quality enhancements.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10181613-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10181613-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10181613","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":["P061B","P064B","P1D73"],"topics":[],"vehicles":[{"make":"RAM","model":"3500","year_from":2020,"year_to":2020,"match":"exact","vehicle_ids":["2020_ram_3500"]},{"make":"RAM","model":"4500","year_from":2020,"year_to":2020,"match":"exact","vehicle_ids":["2020_ram_4500"]}],"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":[]}