BMS family
BMS_a029_dSoc_Limiting
Not Available
What does the BMS_a029_dSoc_Limiting alert mean?
The battery management system (BMS) detects a condition internal to the high voltage (HV) battery that requires the max allowed brick voltage to be limited.
What you'll see in your Tesla
- Not Available
What triggers it
BMS_w117_SW_Delta_SOC_Weak_Short is set and (UI_dSocAlertEnable==1 or dSocAlertEnabledByDefault==1).
When it clears
BMS_w117_SW_Delta_SOC_Weak_Short is clear or (UI_dSocAlertEnable==0 and dSocAlertEnabledByDefault!=1).
Potential impact
The target max brick voltage for charge is limited to the voltage corresponding to 50% SOC.
Affected models
Model 3 2017-2023
Model 3 2024+
Model S 2021+
Model X 2021+
Model Y
Model Y 2025+
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