Alerts
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| Signal Name | Description | Condition | Impact | Important |
|---|---|---|---|---|
|
AC voltage not present while being commanded to charge
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Charger does not detect AC input voltage to phase while starting up
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Inability to start AC charging
|
No
|
|
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DCDC converter 12V support has faulted
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DCDC converter 12V support has faulted
|
Inability to support 12V system
|
No
|
|
|
PCS DCDC temperature sensor is reporting irrational value
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DCDC converter temperature is outside expected range for more than one second
|
Reduced available DCDC output power
|
No
|
|
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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.
|
No
|
|
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PCS detects that at least one bootloader has mismatched CRC
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Power conversion system application detects that calculated bootloader CRC is unexpected
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Inability to update, inability to boot AC charger
|
No
|
|
|
High DC offset present on charger input current sensor when charge functionality is not enabled. Indicates issue with vehicle if seen multiple times over multiple days.
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Charger line current sensor DC offset exceeds threshold for more than three seconds while charging is inactive
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Reduced AC charge rate or inability to AC charge
|
No
|
|
|
PCS detects the HV bus impedance is higher than the expected value
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DCDC converter detects high impedance on HV bus when precharging (capacitance too low)
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Inability to precharge HV bus, inability to support 12V system, inability to drive
|
No
|
|
|
PCS detects the HV bus impedance is lower than the expected value
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DCDC converter detects low impedance on HV bus when precharging (short circuit or capacitance too high)
|
Inability to precharge HV bus, inability to support 12V system, inability to drive
|
No
|
|
|
PCS DCDC is not able to regulate LV output
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DCDC converter 12V support regulator detects irrational condition
|
Inability to support 12V system
|
No
|
|
|
PCS DCDC failed to precharge HV bus to the target voltage
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DCDC converter was unable to precharge HV bus when commanded to
|
Inability to precharge HV bus, inability to support 12V system, inability to drive
|
No
|
|
|
PCS DCDC detects its temperature is too hot to continue operation
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DCDC converter temperature exceeds overtemperature threshold for more than one second
|
Inability to precharge HV bus, inability to support 12V system, inability to drive
|
No
|
|
|
CPU2 CLA is not running
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Charger detects that control law accelerator is not running
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Inability to AC charge
|
No
|
|
|
High DC offset present on charger output current sensor when charging is not enabled
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Charger output current sensor offset exceeds threshold for more than three seconds while charging is inactive
|
Inability to AC charge
|
No
|
|
|
PCS DCDC HV bus voltage reading differs from HVP HV bus voltage reading by an excessive amount
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DCDC converter high voltage bus voltage sensor mismatches high voltage processor's sensed value on CAN for more than three seconds
|
Inability to precharge HV bus, inability to support 12V system, inability to drive
|
No
|
|
|
PCS DCDC LV bus voltage reading differs from VCFRONT LV bus voltage reading by an excessive amount
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DCDC converter low voltage bus voltage sensor mismatches front vehicle controller's sensed value on CAN for more than three seconds
|
Inability to precharge HV bus, inability to support 12V system, inability to drive
|
No
|
|
|
PCS DCDC tank voltage sensor's DC offset exceeds threshold while DCDC converter is inactive
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DCDC converter tank voltage sensor's DC offset exceeds threshold while DCDC converter is inactive
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Inability to precharge HV bus, inability to support 12V system, inability to drive
|
No
|
|
|
AC voltage is present when not expected (indicates a bad charge cable / EVSE)
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Charger detects AC input voltage when not requested for more than five seconds
|
Inability to AC charge
|
No
|
|
|
PCS DCDC failed to discharge HV bus
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DCDC converter was unable to discharge HV bus when commanded to
|
Inability to perform vehicle precharge, CHAdeMO and GB DC compatibility may be impacted
|
No
|
|
|
PCS DCDC timed out when attempting to discharge HV bus
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DCDC converter timed out when attempting to discharge HV bus
|
Inability to perform vehicle precharge, CHAdeMO and GB DC compatibility may be impacted
|
No
|
|
|
DCDC PWM enable hardline de-asserted while DCDC was commanded to be active
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DCDC converter detected that enable line was de-asserted unexpectedly
|
Inability to precharge HV bus, inability to support 12V system, inability to drive
|
No
|