Battery management system alerts
Browse 226 BMS alert codes and open an entry for its description and recorded conditions.
BMS alert codes
Showing 151–200 of 226
- BMS_a170 — SW Limp Mode BMS_a170_SW_Limp_Mode The Battery Management System (BMS) has reduced power for driving.
- BMS_a171 — SW Stack Voltage Sense BMS_a171_SW_Stack_Voltage_Sense The Battery Management System (BMS) has detected an issue with brick voltage measurement.
- BMS_a172 — SW Isolation Failure In Drive Warning BMS_a172_SW_Isolation_Failure_In_Drive_Warning The BMS has detected isolation failure conditions in several drive sessions
- BMS_a173 — Full Pack Energy Degraded BMS_a173_FullPackEnergyDegraded The Battery Management System (BMS) has determined that the full pack energy estimate of HV battery is less than 70% of the begining of life energy estimate
- BMS_a174 — SW Charge Failure BMS_a174_SW_Charge_Failure The Battery Management System (BMS) has encountered an issue while charging or attempting to charge.
- BMS_a175 — Charge Failure External BMS_a175_Charge_Failure_External Battery management system (BMS) detects a condition while charging likely caused by the EVSE / external charging equipment. The BMS stops charging and prevents retries while the charging equipment is connected.
- BMS_a176 — SW Graceful Power Off BMS_a176_SW_GracefulPowerOff A graceful power off (GPO) has been activated by the Battery Management System (BMS).
- BMS_a177 — SW Energy Buffer Size BMS_a177_SW_Energy_Buffer_Size The Battery Management System (BMS) energy buffer is greater than the acceptable threshold. This results in an inaccurate range estimate.
- BMS_a178 — SW Uncontrolled Regen Pwr B BMS_a178_SW_Uncontrolled_Regen_PwrB The Battery Management System (BMS) has detected an uncontrolled regen event in track mode.
- BMS_a179 — Hvp Gpo Request Active BMS_a179_HvpGpoRequestActive The Battery Management System (BMS) receives a request from the high voltage processor (HVP) to initiate a graceful power off (GPO).
- BMS_a180 — SW ECU reset blocked BMS_a180_SW_ECU_reset_blocked Alert for indicating an attempt to reset the ECU is blocked by contactors.
- BMS_a181 — SW Shunt Over Temperature BMS_a181_SW_Shunt_Over_Temperature This alert indicates that the shunt bar temperature is above what is nominally expected, which can be indicative of issues in the penthouse like 3rd party pyros or improperly installed HV components.
- BMS_a182 — Life Model No Current Loss Change BMS_a182_LifeModel_NoCurrentLoss_Change Detects a discontinuous jump in the no current capacity loss calculation of the life model.
- BMS_a183 — Life Model Sto Dcr Growth Change BMS_a183_LifeModel_StoDcrGrowth_Change Detects a discontinuous jump in the Direct Current Resistance (DCR) growth calculation of the life model storage.
- BMS_a184 — Life Model Cycling Loss Change BMS_a184_LifeModel_CyclingLoss_Change Detects a discontinuous jump in the cycling capacity loss calculation of the life model.
- BMS_a185 — Life Model Cycling Dcr Growth Change BMS_a185_LifeModel_CyclingDcrGrowth_Change Detects a discontinuous jump in the cycling Direct Current Resistance (DCR) growth of the life model.
- BMS_a186 — Ripple Heating Charge Fault BMS_a186_RippleHeatingChargeFault The BMS has detected an issue with the DC charge current ripple session and is performing a shutdown of the ripple
- BMS_a187 — Ripple Heating Emergency Shutdown BMS_a187_RippleHeatingEmergencyShutdown A ripple fault was detected but did not shutdown in time. DC charge will be escalated to emergency shutdown
- BMS_a188 — Powershare Charge Current Violation BMS_a188_PowershareChargeCurrentViolation The Battery Management System (BMS) detects the current limit of the battery is exceeded while powersharing.
- BMS_a189 — Powershare Discharge Current Violation BMS_a189_PowershareDischargeCurrentViolation The Battery Management System (BMS) detects the current limit of the battery is exceeded while powersharing.
- BMS_a190 — Powershare Max Voltage Violation BMS_a190_PowershareMaxVoltageViolation The Battery Management System (BMS) detects the voltage limit for the high voltage (HV) battery is exceeded while powersharing.
- BMS_a191 — Powershare Min Voltage Violation BMS_a191_PowershareMinVoltageViolation The Battery Management System (BMS) detects the voltage limit for the high voltage (HV) battery is exceeded while powersharing.
- BMS_a192 — Powershare External Charge Regulation BMS_a192_PowershareExternalChargeRegulation The Battery Management System (BMS) detects a condition with the external charge regulation while powersharing.
- BMS_a193 — Powershare Max Brick Voltage Violation BMS_a193_PowershareMaxBrickVoltageViolation The Battery Management System (BMS) detects a brick voltage that exceeds the maximum threshold while powersharing.
- BMS_a194 — Powershare Limit Violation BMS_a194_PowershareLimitViolation The Battery Management System (BMS) detects abnormal behavior while powersharing and has terminated the session.
- BMS_a195 — SW Delta Temp Over Threshold BMS_a195_SW_DeltaTempOverThreshold BMS detects excessive temperature difference between hottest and coldest pack temperature sensors
- BMS_a196 — SW Pack Voltage Under Threshold BMS_a196_SW_PackVoltageUnderThreshold The Battery Management System (BMS) detects that the bus voltage of the battery dropped below the minimum safe operating voltage threshold.
- BMS_a197 — SW High SOC OV BMS_a197_SW_High_SOC_OV The Battery Management System (BMS) detects an overvoltage condition while the state of charge (SOC) is greater than 99%.
- BMS_a198 — SW SOC Abrupt Change BMS_a198_SW_SOC_Abrupt_Change A State of Charge (SOC) based on Open Circuit Voltage (OCV), known as SocByOcv, correction of greater than or equal to 10% to high voltage (HV) battery SOC occurred during the previous resting period (time vehicle was not used). This indic…
- BMS_a199 — Grid Follow Aborted BMS_a199_GridFollowAborted The active grid follow session has aborted and consumed a retry.
- BMS_a200 — Grid Follow Faulted BMS_a200_GridFollowFaulted The active grid follow session has faulted.
- BMS_a201 — SW Brick OV During Charge BMS_a201_SW_Brick_OV_During_Charge The Battery Management System (BMS) detects a brick overvoltage condition while charging.
- BMS_a202 — Ac Charge Faulted BMS_a202_AcChargeFaulted The active AC charging session has faulted.
- BMS_a204 — Ac Cp Emergency Shutdown Requested BMS_a204_AcCpEmergencyShutdownRequested The Charge Port has requested an emergency shut down of the active AC charge or powershare session.
- BMS_a214 — Ac Charge Aborted BMS_a214_AcChargeAborted The active AC charging session has aborted and consumed a retry.
- BMS_a221 — Pcs Emergency Shutdown Requested BMS_a221_PcsEmergencyShutdownRequested The PCS has requested an emergency shut down of the current charge session
- BMS_a227 — Excess Charge Current In Charge BMS_a227_ExcessChargeCurrentInCharge The Battery Management System (BMS) has detected charge current exceeding acceptable thresholds during a DC charge session.
- BMS_a254 — Ldcs Cac Imbalance BMS_a254_LdcsCacImbalance The BMS has detected a LDCS CAC imbalance.
- BMS_a255 — Estimated Range Reduced BMS_a255_EstimatedRangeReduced The BMS estimated energy of the HV battery is reduced.
- BMS_a256 — SW Low Power Warning BMS_a256_SW_Low_Power_Warning The Battery Management System (BMS) detects that the discharge power of the High Voltage (HV) battery is approaching the threshold that is too low to support driving.
- BMS_a291 — SOC Imbalance By Delta Voltage Over Delta SOC BMS_a291_SOC_Imbalance_By_Delta_Voltage_Over_Delta_SOC The Battery Management System (BMS) detects a possible State of Charge (SOC) imbalance, derived from voltage characteristics during charging.
- BMS_a299 — Powershare Failure BMS_a299_PowershareFailure The Battery Management System (BMS) has encountered an issue that prevents powershare through the Charge Port (CP).
- BMS_d257 — Internal Isolation Fault BMS_d257_internalIsolationFault The Battery Management System (BMS) has detected multiple times that the HV isolation is lower than the threshold while the pack contactors are open.
- BMS_d258 — External Isolation Fault BMS_d258_externalIsolationFault The Battery Management System (BMS) has detected multiple times that the HV isolation is lower than the threshold while the pack contactors are closed.
- BMS_d259 — High Voltage Interlock Failure BMS_d259_highVoltageInterlockFailure The Battery Management System (BMS) has detected an internal condition with the High Voltage Interlock Loop (HVIL).
- BMS_d260 — Charge Port Interlock Failure BMS_d260_chargePortInterlockFailure The Battery Management System (BMS) has detected a non-serviceable internal condition with the Charge Port Interlock Loop (CPIL).
- BMS_d261 — Battery Pack Cell Voltage High BMS_d261_batteryPackCellVoltageHigh The Battery Management System (BMS) has detected the voltage of a group of battery pack cells is over the threshold.
- BMS_d262 — Battery Pack Low State Of Charge BMS_d262_batteryPackLowStateOfCharge The Battery Management System (BMS) has detected the battery pack has reached a low State of Charge (SoC).
- BMS_d263 — Battery System Current High BMS_d263_batterySystemCurrentHigh The Battery Management System (BMS) has detected an overcurrent condition.
- BMS_d264 — Invalid Firmware Config BMS_d264_invalidFirmwareConfig The Battery Management System (BMS) has detected it has missing or invalid firmware configuration data.