Alerts

Alerts

Signal Name Description Condition Impact
The Drive Inverter (DIx) power stage is not ready. There may be a condition affecting the DIx control board.
The DIx power stage is not ready. One of the pre-drive gate driver checks has failed. There may be a condition affecting the DIx control board.
DIx may not function as expected.
Drive Inverter Warning: Phase A peak over current detected in hardware
Not Available
Not Available
Drive Inverter Warning: Oil pump service.
Adverse oil pressure detected or DC current sensor rationality degraded, see reason payload
Drive Unit thermal estimation and limits are conservative, potential torque limiting with aggressive driving, recommend inspecting drive unit oil level and oil pump
Alert for software trigger of mechanical safe state two-phase disconnect device.
Software detects a shorted semiconductor switch. The alert log signals provide detailed trigger algorithm info.
The motor is permanently disabled.
Drive Inverter Warning: Motor stator anomaly detected
Stator anomaly observed during retry attempt
Drive unit may fault
The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects an electrically erasable programmable read-only memory (EEPROM) read/write access error. Check for other alerts that may be set as a result.
There are read/write issues to EEPROM.
The DI is not able to store any record in EEPROM where the error is located, which impacts functionality on the next boot up.
The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects a memory check error.
The bootloader cyclic redundancy check (CRC) or application CRC is not expected, or the RAM constants do not match with initialization segment in flash.
The DI processor may reset, and other functionality may be impacted due to memory corruption.
The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects that the high voltage (HV) battery management system (BMS) controller area network (CAN) node is missing (MIA).
The DI ECU is not receiving the expected CAN communication from the BMS, and considers it irrational or MIA.
The DI ECU is unable to monitor the state of the BMS.
Drive Inverter Warning: EBS CAN node MIA.
DI is not receiving required feedback CAN messages from EBS
Unable to monitor EBS state
The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects that the pedal monitor (PM) controller area network (CAN) node is missing (MIA).
The DI ECU is not receiving the expected CAN communication from the PM, and considers it irrational or MIA.
The DI ECU is unable to monitor the state of the PM.
The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects that the gateway (GTW) controller area network (CAN) node is missing (MIA).
The DI ECU is not receiving the expected CAN communication from the GTW, and considers it irrational or MIA.
The DI ECU is unable to monitor the state of the GTW.
Drive Inverter Warning: Active discharge is on but bus voltage remains high.
Bus voltage is high while active discharge is ON
Potentially exposed high voltage
The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects an analog-to-digital converter (ADC) channel reference above the upper rational bound.
Any ADC channel reference is above the maximum rational value.
The vehicle is blocked from shifting out of Park.
The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects an analog-to-digital converter (ADC) channel reference below the lower rational bound.
Any ADC channel reference is below the minimum rational value.
The vehicle is blocked from shifting out of Park.
The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects a 5V supply is under voltage.
The FPGA detects a 5V supply regulator PGOOD is not working as expected.
Readings from 5V sensors may become erratic.
The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects a low voltage (LV) battery overvoltage event.
LV supply voltage to DI exceeds the set upper voltage limit.
No immediate impact. Could damage drive inverter LV hardware if LV is continuously too high.
The motor speed measured by the Drive Unit resolver does not match the Anti-lock Braking System (ABS) wheel speed sensors.
The motor speed measured by the Drive Unit resolver does not match the ABS wheel speed sensors. There may be a condition affecting the functionality of the Drive Unit or wiring.
The Drive Unit may not function as expected, including a reduction in vehicle power. The vehicle's drive cycle may not function as expected, or at all.
The Drive Unit resolver (motor speed sensor) has detected the motor exceeding typical speed.
The Drive Unit resolver has detected the motor exceeding typical speed. The rotor or rotor shaft may have a condition affecting functionality.
The motor is exceeding typical speed. The motor and Drive Unit may not function as expected.
The phase gate drive has detected four fault related signals from the induction motor or ten from the magnet motor.
The phase gate drive has detected four fault related signals from the induction motor or ten from the magnet motor. The induction motor or magnet motor may have a condition affecting functionality.
The phase gate drive fault counter may block any power stage from enabling. The drive unit may not function as expected.
The torque production safety monitor has detected excess torque production and inhibited Drive Inverter (DIx) torque production for the remainder of the drive cycle.
The torque production safety monitor has detected excess torque production and inhibited DIx torque production for the remainder of the drive cycle.
The torque production safety monitor will inhibit torque and excess heat production for the remainder of the drive cycle.