Skip to content

BMS_f097 — HW BMB Under Voltage

Full alert identifier: BMS_f097_HW_BMB_Under_Voltage

Message shown in the car

Service is required PULL OVER SAFELY

Alert description

A battery monitoring board (BMB) reports a brick under voltage event, indicating that the BMB has detected a brick voltage lower than the minimum allowed brick voltage threshold.

Potential impact

Inability to charge, drive, or support the low voltage (LV) system

Set condition

A brick voltage drops below the minimum allowed brick voltage threshold.

Clear condition

All brick voltages are above the minimum allowed brick voltage threshold.

Signals to check

Open this alert in Service Mode Plus and review the Payload tab. Use the field names below to identify the values shown by your vehicle.

Signal Unit
Min Brick V BMS_a097_minBrickV V
Pack Current BMS_a097_packCurrent A
Signal Unit
UV Status BMS_a097_UVStatus —
UV Status Ok BMS_a097_UVStatusOk —
Bmb ID BMS_a097_bmbID
31
SNA
—

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of BMS_f097.

Browse all BMS alert codes