BMS_a127_SW_shunt_SNA
Description
The battery management system (BMS) has detected that the shunt is unavailable (SNA).
Condition
The BMS does not receive consecutive current readings from the high voltage processor (HVP).
Clear Condition
The BMS receives all of the expected messages from the HVP.
Potential Impact
Inability to charge, drive, or support the low voltage (LV) system
Customer Facing Message 1
Vehicle may not restart
Customer Facing Message 2
Service is required
Audiences
customer;service-fix
Models
Model 3 2017-2023;Model 3 2024+;Model S 2021+;Model X 2021+;Model Y;Model Y 2025+