Alerts
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| Signal Name | Description | Condition | Impact |
|---|---|---|---|
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The Power Conversion System (PCS) has been placed into functional test mode
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A request is issued to the PCS to place itself into functional test mode
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The PCS may become damaged if operated in an uncontrolled environment
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The Power Conversion System (PCS) detects the initial high voltage (HV) bus voltage is too high to measure capacitance, so it must rely on the maximum possible capacitance value instead for HV bus impedance estimation.
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The initial HV bus voltage is too high to measure capacitance, so PCS must use maximum possible capacitance value to estimate HV bus impedance.
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PCS may underestimate the HV bus impedance.
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The Power Conversion System (PCS) cannot precharge the high voltage (HV) bus.
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The PCS detects one or more conditions preventing it from precharging the HV bus to its commanded voltage target
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The DCDC converter may not precharge the HV bus to its commanded voltage target, preventing HV battery pack contactors from closing.
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The onboard charger has consumed all of its available retries and blocked further AC charging attempts.
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The onboard charger detects a condition requiring it to stop AC charging multiple times within one charge session.
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Inability to AC charge.
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The onboard charger detects power is removed while charging, making AC charging unavailable.
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Charger detects wall power was unexpectedly removed while charging.
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Inability to AC charge.
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The Power Conversion System (PCS) detects the estimated high voltage (HV) bus impedance is lower than the expected threshold.
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The estimated HV bus impedance is lower than the expected threshold.
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The DCDC converter may not precharge the HV bus to its commanded voltage target, preventing HV battery pack contactors from closing.
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The root mean squared (RMS) voltage from Line to Line has decreased below the expected RMS voltage threshold
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The root mean squared (RMS) voltage from Line to Line has decreased below the expected RMS voltage threshold
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DCAC may be limited or unavailable.
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The root mean squared (RMS) voltage from AC Line to Chassis has decreased below the expected RMS voltage threshold
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The root mean squared (RMS) voltage from AC Line to Chassis has decreased below the expected RMS voltage threshold
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DCAC may be limited or unavailable.
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An isolated temperature sensor measurement becomes irrational
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An isolated temperature sensor measurement timing is beyond rational limits
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DCDC and DCAC may be limited or unavailable.
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The instantaneous voltage from Line to Line has exceeded the expected root mean squared (RMS) peak voltage threshold
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The instantaneous voltage from Line to Line has exceeded the expected root mean squared (RMS) peak voltage threshold
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DCAC may be limited or unavailable.
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The instantaneous voltage from AC Line to Chassis has exceeded the expected root mean squared (RMS) peak voltage threshold
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The instantaneous voltage from AC Line to Chassis has exceeded the expected root mean squared (RMS) peak voltage threshold
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DCAC may be limited or unavailable.
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The root mean squared (RMS) voltage from AC Line to Line has exceeded the expected RMS voltage threshold
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The RMS voltage from AC Line to Line has exceeded the expected RMS voltage threshold
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DCAC may be limited or unavailable.
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The root mean squared (RMS) voltage from AC Line to Chassis has exceeded the expected RMS voltage threshold
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The RMS voltage from AC Line to Chassis has exceeded the expected RMS voltage threshold
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DCAC may be limited or unavailable.
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The Power Conversion System (PCS) detects a condition causing Powershare to be unavailable.
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PCS detects a condition causing Powershare to be unavailable. See alert log signal data for more information.
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DCAC may be limited or unavailable.
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The Power Conversion System (PCS) detects a condition causing AC charging to be unavailable.
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PCS detects a condition causing AC charging to be unavailable. See alert log signal data for more information.
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The vehicle will be unable to AC charge as expected.
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The low voltage (LV) side of the DC link DCDC converter (DCDCB) temperature is too high
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DCDCB LV temperature exceeds the allowed temperature threshold
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DCDC functionality may be limited or paused
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During the ac charging, the measured rms voltage across the lines has decreased below the high impedance detection RMS voltage threshold when compared to the RMS voltage at the start of AC charging
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The root mean squared (RMS) voltage across the lines has decreased below the high impedance detection RMS voltage threshold
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AC charging functionality may be limited or paused
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AC voltage is not present while the The Power Conversion System (PCS) is expecting AC voltage to be provided by the external charging equipment
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The PCS does not detect AC input voltage while being commanded to charge
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AC charging functionality may be unavailable
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DCAC converter A (DCACA) resonant tank has not been fully calibrated
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A tank capacitance or inductance measurement for DCACA is not recorded in Non-Volatile Memory (NVM)
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DCAC operation allowed with default resonant tank parameters at reduced surge current limit
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The Power Conversion System (PCS) does not receive one or more DCDC interface Controller Area Network (CAN) messages from the Vehicle Controller (VC)
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The PCS does not receive all expected DCDC interface CAN messages from the VC
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DCDC converter will not regulate LV bus voltage to target, LV battery may not charge correctly
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