BMS_a049_SW_Thermal_Event
Description
The battery management system (BMS) detects conditions that indicate a potential propagating thermal event.
Condition
At least one brick under/over voltage alert was recently active, and at least one isolation alert was recently active, and at least one battery monitoring board (BMB) missing (MIA) alert was recently active, and the max thermistor temp exceeds the limit, and the pack temperature gradient (maxTemp - minTemp) exceeds the threshold, and that gradient is increasing at a rate greater than the slop threshold.
Clear Condition
None. This alert clears upon BMS reset.
Potential Impact
Indicates rapid temperature rise in conjunction with other critical alerts. Pack may remain inoperable and should be serviced according to proper procedures.
Customer Facing Message 1
Shutdown - Pull over and exit vehicle safely
Customer Facing Message 2
Immediate 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+