Tesla Model 3 alerts codes

BMS_a051 / BMS_a051_SW_HVC_Vref_Bad

Alert Description
The Battery Management System (BMS) detects that one or more High Voltage Controller (HVC) voltage references is out of bounds.

Potential Impact
The vehicle may report inaccurate voltage measurements leading to alerts from the HV system.

Set condition
There is a significant difference between the BMS and High Voltage Processor (HVP) voltage reference readings.

Clear condition
The difference between the BMS and HVP voltage readings are below the maximum threshold.

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