Alerts
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| Signal Name | Description | Condition | Impact |
|---|---|---|---|
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Energy reserve voltage supply is below minimum voltage threshold.
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Energy reserve voltage supply is below minimum voltage threshold
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pyro diagnostics may fail, the contactors will not close
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The High Voltage Battery (HVBATT) detects the low-side (LS) flyback output voltage is below the operational threshold.
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The output voltage of the LS flyback is less than the defined threshold for more than the defined timeout.
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This alert is primarily informational and is used for logging purposes. No expected impact on vehicle functionality.
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The High Voltage Battery (HVBATT) detects the high-side (HS) flyback output voltage is below the operational threshold.
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The output voltage of the HS flyback is less than the defined threshold for more than the defined timeout.
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This alert is primarily informational and is used for logging purposes. No expected impact on vehicle functionality.
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The battery management system (BMS) has asserted the Charge Port (CP) fault line.
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Fast-Charge contactors are welded.
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Vehicle charging is unavailable.
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The battery management system (BMS) has detected that the Charge Port (CP) fault line is set.
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The hardline from the CP to the BMS is active.
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Vehicle charging is unavailable.
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HVBATT's controller core is not receiving expected messages from the PCS on the HVS CAN bus.
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PCS_chgStatus is not received by HVBATT controller core within the designated message timeout interval.
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Vehicle may be unable to charge
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HVBATT's controller core is not receiving expected messages from the Drive Inverter on the BP CAN bus.
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DI_systemStatus is not received by HVBATT controller core within the designated message timeout interval.
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Vehicle performace may be reduced.
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HVBATT's controller core is not receiving expected messages from VCLEFT on the BP CAN bus.
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VCLEFT_LVPowerState is not received by HVBATT controller core within the designated message timeout interval.
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Vehicle may be unable to charge, drive, or support the low voltage (LV) system
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HVBATT's controller core is not receiving expected messages from the Charge Port on the HVS CAN bus.
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CP_chargeStatus is not received by HVBATT controller core within the designated message timeout interval.
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Vehicle may be unable to charge
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The battery management system (BMS) detects that the AC junction box (ACJB) config block does not match the ACJB connected to the BMS.
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The ACJB config block and the connected ACJB do not match up.
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This alert may indicate either an incorrect config block, or that the installed ACJB is incompatible with the car configuration.
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Warns if the gateway reports a ChargePort (CP) version mismatch.
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Gateway reports a CP version mismatch
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Vehicle may be unable to charge
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High-side shunt active sense current reading deviates from zero when contactors are open.
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Contactors are open and high-side shunt active sense reading is larger than acceptable margin
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This alert is primarily informational and is used for logging purposes. No expected impact on vehicle functionality.
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High-side shunt active sense and passive sense readings are not in agreement.
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High-side shunt active sense and passive sense readings have a delta outside of the acceptable margin
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Vehicle may not drive or charge.
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High-side shunt bar temperature is too low.
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High-side shunt bar temperature is too low
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This alert is primarily informational and is used for logging purposes. No expected impact on vehicle functionality.
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High-side shunt detects shunt connector as disconnected.
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High-side shunt active current reads 0A, passive current reflects open circuit conditions
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High-side sub pack may not come online
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Low-side shunt active sense current reading deviates from zero when contactors are open.
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Contactors are open and low-side shunt active sense reading is larger than acceptable margin
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This alert is primarily informational and is used for logging purposes. No expected impact on vehicle functionality.
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Low-side shunt active sense and passive sense readings are not in agreement.
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Low-side shunt active sense and passive sense readings have a delta outside of the acceptable margin
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Low-side sub pack may not come online
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Low-side shunt bar temperature is too low.
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Low-side shunt bar temperature is too low
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This alert is primarily informational and is used for logging purposes. No expected impact on vehicle functionality.
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Low-side shunt detects shunt connector as disconnected.
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Low-side shunt active current reads 0A, passive current reflects open circuit conditions
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Low-side sub pack may not come online
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HVBATT detects that any module in the battery sub pack cannot measure temperature properly.
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A battery monitoring board (BMB) detects that all of the thermistors on a module are BAD or SNA.
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Inability to charge, drive, or support the low voltage (LV) system.
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