Flash: Battery Pack Control Module (BPCM) Updates This bulletin involves reprogramming the BPCM with the...
Ram technical service bulletin 08-056-20 for 2019-2020 Ram 1500.
- Bulletin number
- 08-056-20
- Component
- Electrical system
- 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 thefollowing DTCs have been set:If these codes re-occur after the software update then follow published service information.P0A82-00 - Hybrid/EV Cooling Fan 1 Performance/Stuck Off. P0A97-00 - Hybrid/EV Cooling Fan 2 Performance/Stuck Off. P0AC0-00 - Hybrid Battery Pack Current Sensor 1 Circuit Performance(2019MY Only). P1AEC - MCPA HV Battery Voltage Sensor Circuit Performance(2019 MY Only). If DTCs, P0AA1-00 - Hybrid Battery Positive Contactor Circuit Stuck Closedand P0AC0-00 - Hybrid Battery Pack Current Sensor 1 Circuit Performance is set together, follow the published service diagnostic informationfor P0AA1-00 before proceeding further with this bulletin(2019 MY Only).If DTC, P0AC0-00 is set without P0AA1-00, proceed with the bulletin(2019 MY Only).
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