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BMS_a003 — SW Pack Birth Date Missing

Full alert identifier: BMS_a003_SW_Pack_Birth_Date_Missing

Alert description

The Battery Management System (BMS) is unable to read a pack birth date.

Potential impact

If there is no histogram start time saved, histograms will not accumulate or save data without a valid pack birth date available.

Set condition

The BMS is unable to read a pack birth date from the calibration block or derive one from the pack serial number on boot.

Clear condition

The BMS reads a pack birth date. This likely requires a reboot.

Signals to check

These diagnostic fields are associated with BMS_a003. Check the alert's Payload in Service Mode Plus for available values.

Signal Unit
Cal Block Data 0 BMS_a003_calBlockData_0 —

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of BMS_a003.

Browse all BMS alert codes