BMS_u029 — D Soc Limiting
Full alert identifier: BMS_u029_dSoc_Limiting
Message shown in the car
Maximum battery charge level reduced OK to drive - Schedule service
Alert description
There is condition internal to the high voltage (HV) battery requiring the battery management system (BMS) to limit the maximum allowed brick voltage.
Potential impact
The target max brick voltage for charge is limited to the voltage corresponding to 50% state of charge (SOC).
Set condition
BMS_w117_SW_Delta_SOC_Weak_Short is set and MCU_dSocAlertEnable=1 and BMS_a117_silentLimiting=1.
Clear condition
BMS_w117_SW_Delta_SOC_Weak_Short is clear or MCU_dSocAlertEnable=0.
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 Target
BMS_
|
V |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of BMS_u029.