Battery management system alerts
Browse 407 BMS alert codes and open an entry for its description and recorded conditions.
BMS alert codes
Showing 51–100 of 407
- BMS_f036 — SW HVIL BMS_f036_SW_HVIL The battery management system (BMS) detects an issue with the high voltage interlock loop (HVIL). The voltage at the HVIL output pin of the BMS is too low (in respect to the number of HVIL nodes the vehicle has) or too close to the HVIL op…
- BMS_f037 — SW Pos Contactor BMS_f037_SW_Pos_Contactor The battery management system (BMS) detects that the positive contactor remains open during the first 2 seconds of pack contactors attempting to close.
- BMS_f038 — SW Neg Contactor BMS_f038_SW_Neg_Contactor The battery management system (BMS) detects that the negative contactor remains open during the first 2 seconds of pack contactors attempting to close.
- BMS_f039 — SW DC Link Over Voltage BMS_f039_SW_DC_Link_Over_Voltage The battery management system (BMS) has detected that there is an over voltage event external to the high voltage (HV) battery.
- BMS_f040 — SW BMS PCB OT BMS_f040_SW_BMS_PCB_OT
- BMS_f041 — SW Liquid Detected BMS_f041_SW_Liquid_Detected Inactive alert.
- BMS_f042 — SW Humidity BMS_f042_SW_Humidity Deprecated alert
- BMS_f043 — SW Watch Dog Reset BMS_f043_SW_Watch_Dog_Reset
- BMS_f044 — SW Assertion BMS_f044_SW_Assertion This is an engineering diagnostic alert. It indicates that the software noticed something unexpected but still ended up in an expected state condition. If this alert persists, it may indicate an issue in the production code.
- BMS_f045 — SW Internal CANB error BMS_f045_SW_Internal_CANB_error
- BMS_f046 — SW External CANA error BMS_f046_SW_External_CANA_error
- BMS_f047 — SW Memory Error BMS_f047_SW_Memory_Error This alert indicates potential corruption in the battery management system (BMS) board flash memory or RAM.
- BMS_f048 — SW S CC BMS_f048_SW_SCC Inactive alert.
- BMS_f049 — SW Thermal Event BMS_f049_SW_Thermal_Event
- BMS_f050 — SW BMB MIA BMS_f050_SW_BMB_MIA The battery management system (BMS) is not receiving communication from a battery monitoring board (BMB), indicating that the BMB may be unavailable (MIA).
- BMS_f051 — SW Current Sensor MIA BMS_f051_SW_Current_Sensor_MIA The battery management system (BMS) cannot communicate with the high voltage (HV) battery internal current sensor and has reported it as missing (MIA).
- BMS_f052 — SW Charger MIA BMS_f052_SW_Charger_MIA The battery management system (BMS) cannot communicate with the master charger and has reported it as missing (MIA).
- BMS_f053 — SW EVCM MIA BMS_f053_SW_EVCM_MIA Inactive alert.
- BMS_f054 — SW Current Sensor BMS_f054_SW_Current_Sensor The battery management system (BMS) detects an issue with the high voltage (HV) internal current sensor.
- BMS_f055 — SW Pump BMS_f055_SW_Pump Inactive alert.
- BMS_f056 — SW Module Temp Outlier BMS_f056_SW_Module_Temp_Outlier The battery management system (BMS) detects one or more thermistors report that a specific module has an outlier temperature when compared to the other modules. This alert is for logging purposes only.
- BMS_f057 — SW Chiller BMS_f057_SW_Chiller Inactive alert.
- BMS_f058 — SW Heater Performance BMS_f058_SW_Heater_Performance Inactive alert.
- BMS_f059 — SW Pack Voltage Sensing BMS_f059_SW_Pack_Voltage_Sensing The battery management system (BMS) detects that the pack voltage does not match the sum of the brick voltages.
- BMS_f060 — SW BMB Power Supply BMS_f060_SW_BMB_Power_Supply Inactive alert.
- BMS_f061 — SW BMS Power Supply BMS_f061_SW_BMS_Power_Supply There is an issue with the power supply to the battery management system (BMS), and the BMS system is operating at an out-of-bounds supply voltage.
- BMS_f062 — SW Ctr Pwr Supply BMS_f062_SW_Ctr_Pwr_Supply The battery management system (BMS) has detected that a pack contactor is not getting enough power.
- BMS_f063 — SW Precharge Failure BMS_f063_SW_Precharge_Failure The battery management system (BMS) has detected an issue during the precharge process, and the pack contactors were unable to close.
- BMS_f064 — SW Brick V Imbalance BMS_f064_SW_BrickV_Imbalance The battery management system (BMS) has detected there is a brick voltage imbalance.
- BMS_f065 — SW Brick Low Capacity BMS_f065_SW_Brick_Low_Capacity The battery management system (BMS) has detected that one brick has lower calculated amp-hour capacity (CAC) than the rest of the bricks.
- BMS_f066 — SW High Brick Imp BMS_f066_SW_High_Brick_Imp Inactive alert.
- BMS_f067 — SW Low Coolnt Flow Rate BMS_f067_SW_Low_Coolnt_Flow_Rate The battery management system (BMS) has restricted the power outlet to the high voltage (HV) battery to thermally protect the battery cells due to lack of coolant flow.
- BMS_f068 — SW Low SOC BMS_f068_SW_Low_SOC The battery management system (BMS) does not have enough power to provide low voltage (LV) support.
- BMS_f069 — SW Low Power BMS_f069_SW_Low_Power The BMS detects that the state of charge (SOC) of the high voltage (HV) battery is too low to support driving.
- BMS_f070 — SW Iso Fast Flood BMS_f070_SW_Iso_Fast_Flood The battery management system (BMS) detects a sudden loss of isolation while the vehicle is driving.
- BMS_f071 — SW SM Trans Con Not Met BMS_f071_SW_SM_TransCon_Not_Met The battery management system (BMS) cannot transition into the requested state because of a blocking condition.
- BMS_f072 — SW Unexpctd Ctr Bhvr BMS_f072_SW_Unexpctd_Ctr_Bhvr The Battery Management System (BMS) detects the contactors took longer to pull in than expected, based on service disconnect voltage. There may be an issue with one of the battery contactors.
- BMS_f073 — SW Unexpctd HV Sys Bhvr BMS_f073_SW_Unexpctd_HV_Sys_Bhvr The battery management system (BMS) detected abnormal HV bus behavior during precharge.
- BMS_f074 — SW Charging BMS_f074_SW_Charging The battery management system (BMS) has detected an issue with the charger.
- BMS_f075 — SW Heater Temp Sensor BMS_f075_SW_Heater_Temp_Sensor Inactive alert.
- BMS_f076 — SW Manifold Temp Sensor BMS_f076_SW_Manifold_Temp_Sensor Inactive alert.
- BMS_f077 — SW Charger Regulation BMS_f077_SW_Charger_Regulation The Battery Management System (BMS) stopped AC charging because the maximum brick voltage within the High Voltage (HV) battery or charge current exceeded the target value for too long.
- BMS_f078 — SW Heater Over Temp BMS_f078_SW_Heater_Over_Temp
- BMS_f079 — SW Ctr Pwr Interrupted BMS_f079_SW_Ctr_Pwr_Interrupted The battery management system (BMS) has detected that the power supply to the contactors was interrupted.
- BMS_f080 — SW Int HV Disconnect BMS_f080_SW_Int_HV_Disconnect The battery management system (BMS) has detected that the high voltage (HV) battery pack voltage differs from the sum of the brick voltages, making the HV battery unavailable for charging, driving, or supporting the low voltage (LV) batter…
- BMS_f081 — SW Liquid Sensor MIA BMS_f081_SW_Liquid_Sensor_MIA Inactive alert.
- BMS_f082 — SW BMS MIA BMS_f082_SW_BMS_MIA Inactive alert.
- BMS_f083 — SW Pac Man BMS_f083_SW_PacMan Inactive alert.
- BMS_f084 — SW Pack Imbalance BMS_f084_SW_Pack_Imbalance Inactive alert.
- BMS_f085 — SW Prechg Too Slow BMS_f085_SW_Prechg_Too_Slow Inactive alert.