Alerts
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| Signal Name | Description | Condition | Impact |
|---|---|---|---|
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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 high voltage (HV) bus bottom voltage measurement is irrational.
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The HV bus bottom voltage is irrationally high or low
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DCDC and AC Charging may be limited or unavailable.
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The high voltage (HV) battery top voltage measurement is irrational.
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The HV battery top voltage is irrationally high or low
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DCDC and AC Charging may be limited or unavailable.
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DCAC converter A (DCACA) resonant tank calibration data is out of specification.
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A tank capacitance or inductance measurement for DCACA is not within the design margin
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DCAC operation allowed with default resonant tank parameters at reduced surge current limit
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The DC link side DCDC converter (DCDCB) resonant tank calibration data is out of specification.
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A tank capacitance or inductance measurement for DCDCB is not within the design margin
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DCDC operation allowed with default resonant tank parameters, but risk of damaging the converter due to hard switching
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The high voltage (HV) battery bottom voltage measurement is irrational.
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The HV battery bottom voltage is irrationally high or low
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DCDC and AC Charging may be limited or unavailable.
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PCS does not receive CAN messages from VCRIGHT.
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PCS does not receive all expected CAN messages from right vehicle controller
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DCDC functionality may be limited
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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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DCDC transient power capability is detected to be reduced and impacted.
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One or more conditions occur that impact DCDC transient power capability
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DCDC transient capability will be reduced
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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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The Power Conversion System (PCS) AC operating current is limited.
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The combined AC current derating factor is less than the limited current set threshold
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AC Charging may be limited or unavailable.
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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 instantaneous voltage from System Neutral to Chassis has exceeded the expected root mean squared (RMS) peak voltage threshold.
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The instantaneous voltage from System Neutral to Chassis has exceeded the expected root mean squared (RMS) peak voltage threshold
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AC Charging may be limited or unavailable.
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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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AC Charging 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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AC Charging may be limited or unavailable.
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The DC link side DCDC converter (DCDCB) lifetime energy record not ready for use.
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The lifetime energy record for DCDCB is not in an expected state
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Lifetime energy conversion data for DCDCB cannot be stored
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The pack side DCDC converter (DCDCA) lifetime energy record not ready for use.
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The lifetime energy record for DCDCA is not in an expected state
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Lifetime energy conversion data for DCDCA cannot be stored
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