BMS_a023 — SW Stack OV
Full alert identifier: BMS_a023_SW_Stack_OV
Message shown in the car
Unable to charge Service is required
Alert description
The Battery Management System (BMS) has detected that the voltage of one or more of the stacks in the high voltage (HV) battery is too high.
Potential impact
Inability to charge
Set condition
The BMS detects that the voltage of a stack is above the maximum threshold.
Clear condition
The BMS detects that the voltage of all stacks is within the 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 |
|---|---|
Ov Stack Device ID
BMS_
|
— |
Ov Stack V
BMS_
|
V |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of BMS_a023.