BMS_f009_SW_Pos_Contactor_Drive
Description
There is an issue with the positive contactor drive circuit. This alert may indicate an open contactor drive circuit, a falsely closed contactor loop, an increase in the contactor coil current during economized operation, or that a contactor has popped open during operation.
Condition
The battery management system (BMS) detects unexpected current through the positive contactor drive circuit.
Clear Condition
The BMS detects nominal current through the positive contactor drive circuit.
Potential Impact
Inability to charge, drive, or support the low voltage (LV) system
Customer Facing Message 1
Service is required
Customer Facing Message 2
Schedule service now
Audiences
customer;service-fix
Models
Model S 2012-2020;Model X 2015-2020