Alerts

Alerts

Signal Name Description Condition Impact
PCS charging input peak over-voltage
Charger peak AC input voltage exceeds overvoltage threshold
Reduced AC charge rate or inability to AC charge
PCS charging input RMS over-voltage
Charger RMS AC input voltage exceeds overvoltage threshold
Reduced AC charge rate or inability to AC charge
PCS charging input under-frequency
Charger AC input frequency is below minimum frequency threshold for more than one second
Reduced AC charge rate or inability to AC charge
PCS charging input over-frequency
Charger AC input frequency exceeds maximum frequency threshold for more than one second
Reduced AC charge rate or inability to AC charge
Charging faulted due to high measured grid impedance (impedance detection algorithmn)
TBD - not yet implemented
TBD - not yet implemented
Charging derated due to high measured grid impedance (impedance detection algorithmn)
TBD - not yet implemented
TBD - not yet implemented
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.
Charger line current sensor DC offset exceeds threshold for more than three seconds while charging is inactive
Reduced AC charge rate or inability to AC charge
The onboard charger detects a large voltage drop over time compared to initial voltage when charging commenced. AC charge rate is reduced. This alert is frequently associated with the condition of wiring or electrical power grids external to the vehicle.
The onboard charger detects greater than 12% input voltage drop compared to initial voltage when charging commenced.
Reduced AC charge rate.
AC voltage not present while being commanded to charge
Charger does not detect AC input voltage to phase while starting up
Inability to start AC charging
DCDC converter 12V support has faulted
DCDC converter 12V support has faulted
Inability to support 12V system
PCS DCDC temperature sensor is reporting irrational value
DCDC converter temperature is outside expected range for more than one second
Reduced available DCDC output power
PCS detects that at least one bootloader has mismatched CRC
Power conversion system application detects that calculated bootloader CRC is unexpected
Inability to update, inability to boot AC charger
PCS detects the HV bus impedance is higher than the expected value
DCDC converter detects high impedance on HV bus when precharging (capacitance too low)
Inability to precharge HV bus, inability to support 12V system, inability to drive
PCS detects the HV bus impedance is lower than the expected value
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
PCS DCDC is not able to regulate LV output
DCDC converter 12V support regulator detects irrational condition
Inability to support 12V system
PCS DCDC failed to precharge HV bus to the target voltage
DCDC converter was unable to precharge HV bus when commanded to
Inability to precharge HV bus, inability to support 12V system, inability to drive
PCS DCDC detects its temperature is too hot to continue operation
DCDC converter temperature exceeds overtemperature threshold for more than one second
Inability to precharge HV bus, inability to support 12V system, inability to drive
PCS DCDC detects a fault condition in its CLA co-processor
DCDC converter control law accelerator detects irrational condition
Inability to precharge HV bus, inability to support 12V system, inability to drive
PCS DCDC detects resonant tank over current event
DCDC converter detects resonant tank current exceeds overcurrent threshold
Inability to precharge HV bus, inability to support 12V system, inability to drive
PCS DCDC detects 12V bus voltage is higher than the safety threshold to continue its operation
DCDC converter detects that low voltage bus voltage exceeds overvoltage threshold
Inability to precharge HV bus, inability to support 12V system, inability to drive