Alerts
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| Signal Name | Description | Condition | Impact |
|---|---|---|---|
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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.
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The BMS detects an issue during charging likely caused by the EVSE / external charging equipment
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The vehicle will not charge while this alert is set
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The battery management system (BMS) has encountered an issue while charging or attempting to charge.
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The BMS detects a condition that prevents it from starting charging.
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Inability to charge, drive, or support the low voltage (LV) system
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The BMS has detected isolation failure conditions in several drive sessions.
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Isolation or isolation degradation alert is set in several drive sessions
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Vehicle may be unable to restart
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A graceful power (GPO) off has been activated by the battery management system (BMS).
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The BMS detects a condition that requires it to start GPO.
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Inability to charge, drive, or support the low voltage (LV) system
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The battery management system (BMS) reports a communication issue with the high voltage processor (HVP).
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The BMS is not receiving the expected messages from the HV system.
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Inability to charge, drive, or support the low voltage (LV) system
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The battery management system (BMS) detects that one DC (pack) and one FC contactor are welded.
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The BMS detects that one DC (pack) and one FC contactor are welded.
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This alert is primarily informational.
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The High Voltage Processor (HVP) error pin is asserted on Battery Management System (BMS) input.
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Analog input pin from the HVP is raised pointing to the HVP Error line being asserted.
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There is a temporary loss of High Voltage (HV) functions.
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The battery management system (BMS) does not have enough power to provide low voltage (LV) support.
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The BMS detects that the high voltage (HV) state of charge (SOC) is too low to support the LV system.
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Inability to charge, drive, or support the low voltage (LV) system
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The battery management system (BMS) detects that both of the pack contactors are welded.
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The BMS detects that both of the pack contactors are welded.
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Inability to charge, drive, or support the low voltage (LV) system
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The battery management system (BMS) detects that one of the FC link contactors is welded.
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The BMS detects that one of the FC link contactors is welded.
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This alert is primarily informational.
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The battery management system (BMS) detects that both of the FC Link contactors are welded.
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The BMS detects that both of the FC link contactors are welded.
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Inability to charge, drive, or support the low voltage (LV) system
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BMS_d006_Neg_Ctr_Stuck_Closed
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-
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BMS_d007_HVIL_Fault
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-
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BMS_d008_HV_Discharge_Fault
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-
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BMS_d009_Over_Temperature
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-
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The battery management system (BMS) detects that the high voltage processor (HVP) configuration doesn't match.
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The BMS detects an HVP configuration that does not match the expected configuration.
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Inability to charge, drive, or support the low voltage (LV) system
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A State of Charge (SOC) based on Open Circuit Voltage (OCV), known as SocByOcv, correction of greater than 3% to high voltage (HV) battery SOC occurred during the previous resting period (time vehicle was not used). This may cause a significant change in displayed range.
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The battery management system (BMS) updated the high voltage (HV) battery State of Charge (SOC) by more than 3% based on SocByOcv (State of Charge by Open Circuit Voltage) while the vehicle rested (was not used).
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Significant change in displayed range (range variation) while the vehicle was not used.
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The battery management system (BMS) has detected that a brick is over-discharged.
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The BMS detects that a brick voltage measured below the minimal threshold.
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Inability to charge, drive, or support the low voltage (LV) system
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The battery management system (BMS) detects a battery monitoring board (BMB) application-specific integrated circuit (ASIC) configuration that is not supported.
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The BMS calibration block is configurated for a BMB ASIC type that is not supported.
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The BMS may be unable to obtain battery pack measurements.
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The battery management system (BMS) detects a missing, incorrect, or unsupported config block.
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The BMS detects that the config block is missing.
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The BMS is unable to initialize configuration parameters.
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