HVBATT_a745 — Bp1 Soc Imbalance

Full alert identifier: HVBATT_a745_Bp1SocImbalance

Alert description

The battery management system (BMS) detects a possible state of charge (SOC) imbalance.

Potential impact

Maximum SOC is reduced to 50%.

Set condition

The BMS detects that the difference between the most-charged brick and the least-charge brick in the high voltage (HV) pack is greater than the acceptable threshold.

Clear condition

The BMS has detected that the difference between the maximum brick voltage and the minimum brick voltage is below the acceptable threshold.

Signals to check

These diagnostic fields are associated with HVBATT_a745. Check the alert's Alert Log in Service Mode Plus for available values.

Signal	Unit
Avg Brick Soc `HVBATT_a745_avgBrickSoc`	%
Max Brick Soc `HVBATT_a745_maxBrickSoc`	%
Max Brick Soc Id `HVBATT_a745_maxBrickSocId` 255 SNA	—
Min Brick Soc `HVBATT_a745_minBrickSoc`	%
Min Brick Soc Id `HVBATT_a745_minBrickSocId` 255 SNA	—

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of HVBATT_a745.