BMS_a094 — SW Drive Inverter MIA

Full alert identifier: BMS_a094_SW_Drive_Inverter_MIA

Alert description

The Battery Management System (BMS) does not receive one or more expected controller area network (CAN) messages from the drive inverter (DI) and has reported it as missing (MIA).

Potential impact

Power is reduced.

Set condition

The BMS has not received one or more expected CAN messages from the DI.

Clear condition

The BMS receives the expected messages from the DI CAN.

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of BMS_a094.

BMS_a088 — SW Vc Front MIA In Drive BMS_a088_SW_VcFront_MIA_InDrive The Battery Management System (BMS) detects that vehicle controller front (VCFRONT) is missing (MIA) while the vehicle is in driving.
BMS_a128 — SW shunt MIA BMS_a128_SW_shunt_MIA The Battery Management System (BMS) detects that the shunt is missing (MIA).
BMS_a090 — SW Gateway MIA BMS_a090_SW_Gateway_MIA The Battery Management System (BMS) detects the vehicle gateway (GTW) as unavailable (MIA). BMS functions that depend on messages from the GTW may be unavailable.
BMS_a095 — SW UI MIA BMS_a095_SW_UI_MIA The Battery Management System (BMS) detects the touchscreen user interface (UI) as unavailable (MIA) because it is not receiving messages. It is expected behavior for this alert to be present during a state transition (for example, when th…
BMS_a052 — SW PCS MIA BMS_a052_SW_PCS_MIA The Battery Management System is not receiving the expected CAN messages from the power conversion system (PCS).

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