{"nhtsa_id":10166590,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-10-28","date":"2019-08-23","document_id":"08-028-19 REV. A","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Flash: Battery Pack Control Module (BPCM) Updates This bulletin involves reprogramming the BPCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, a technician may find the following DTCs have been set: If DTCs, P0AA1-00 - Hybrid Battery Positive Contactor Circuit Stuck Closed and P0AC0-00 - Hybrid Battery Pack Current Sensor 1 Circuit Performance is set together, follow the published service diagnostic information for P0AA1-00 before proceeding further with this bulletin. If DTC, P0AC0-00 is set without P0AA1-00, proceed with the bulletin. P0AC0-00 - Hybrid Battery Pack Current Sensor 1 Circuit Performance. P1AEC - MCPA HV Battery Voltage Sensor Circuit Performance.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10166590-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10166590-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10166590","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":["P0AA1","P0AC0","P1AEC"],"topics":[],"vehicles":[{"make":"RAM","model":"1500","year_from":2019,"year_to":2019,"match":"exact","vehicle_ids":["2019_ram_1500"]}],"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":[]}