BMS-W094
BMS_w094_SW_Drive_Inverter_MIA
Also written as BMS_W094 / BMS W094 / BMS_w094_SW_Drive_Inverter_MIA / bms_w094_sw_drive_inverter_mia
Why does the exact Tesla alert ID matter?
Record the exact alert ID, including underscores, suffixes, and companion alerts. Tesla alerts that look similar can point to different modules, timestamps, and service procedures.
What does BMS-W094 mean?
Tesla warning code in the Battery Management System (BMS) module. The Battery Management System (BMS) has not received a response from the Drive Inverter Controller Area Network (CAN) bus and has reported the Drive Inverter as missing (MIA).
Original Description
The Battery Management System (BMS) has not received a response from the Drive Inverter Controller Area Network (CAN) bus and has reported the Drive Inverter as missing (MIA).
Affected Tesla Models
What You May Notice
- Battery management warning: The Battery Management System (BMS) has not received a response from the Drive Inverter Controller Area Network (CAN) bu
- Charging speed may be limited or sessions interrupted early
- Reduced estimated range may appear on the touchscreen
How to Diagnose and Resolve
- 1 Perform a soft reboot: hold both scroll wheels until the screen restarts
- 2 Try a full charge cycle to recalibrate the BMS
- 3 If "The Battery Management System (BMS) has not receiv" persists after reboot, schedule a Tesla Service appointment
- 4 Avoid DC fast charging until the issue is resolved
Severity Notes
BMS-W094 is a Warning in the Battery Management System system. Schedule service soon. Monitor your vehicle for additional warnings.