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BMS_a201 — SW Brick OV During Charge

Full alert identifier: BMS_a201_SW_Brick_OV_During_Charge

Message shown in the car

Unable to charge Disconnect and retry

Alert description

The Battery Management System (BMS) detects a brick overvoltage condition while charging.

Potential impact

Charging will be terminated to prevent battery damage. Vehicle may not be able to charge until the condition is resolved.

Set condition

A brick overvoltage fault is active while the BMS is in the charge state.

Clear condition

The brick overvoltage fault clears or charging is terminated.

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
Max Brick V BMS_a201_maxBrickV V
Signal Unit
Max Brick V Index BMS_a201_maxBrickVIndex —

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of BMS_a201.

Browse all BMS alert codes