Alerts

Alerts

Signal Name Description Condition Impact
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.
The Drive Inverter (DIx) power stage has applied a safe state.
The DIx power stage has applied a safe state.
Some DIx features may be disabled, or may not function expected. The Drive Unit may not function as expected.
Drive Inverter Warning: HVIL not CLOSED.
HVIL is no longer CLOSED
Contactors may not close
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.
The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) resets for an unintended reason, such as a watchdog timeout.
The DI ECU resets for an unintended reason. Alert log signal data should provide more information on the specific reason.
The DI ECU is unavailable while it resets.
Drive Inverter Warning: Motor stator anomaly detected.
Stator anomaly observed during retry attempt
Drive unit may fault
The Drive Inverter (DIx) current sensor hardware comparator has detected an overcurrent event (or peak) on Phase C.
The DIx current sensor hardware comparator has detected a peak on Phase C.
DIx may be inoperable.
The Drive Inverter (DIx) current sensor hardware comparator has detected an overcurrent event (or peak) on Phase B.
The DIx current sensor hardware comparator has detected a peak on Phase B.
DIx may be inoperable.
Drive Inverter Warning: Phase A peak over current detected in hardware.
Not Available
Not Available
The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects a condition that leads to the pedal monitor (PM) disabling powertrain.
The PM detects a condition that requires it to intervene and disable powertrain.
Vehicle drive torque is immediately disabled.
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.
The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects a condition that requires it to trigger system limp mode.
The DI ECU detects abnormal operation in the powertrain system. Alert log signal data provides information on the specific condition(s) detected.
The performance (torque and power of the drive system) is severely limited.
Drive Inverter Warning: Heatsink sensor bad.
Abnormal temperature measurements from heatsink sensor
Unable to monitor heatsink sensor temperature
Drive Inverter Warning: Heatsink under temperature.
Heatsink temperature (refer to heatsinkTemp) drops below lower temperature threshold
No direct impact. Could damage drive inverter if temperature is continuously too low.
Drive Inverter Warning: Heatsink over temperature.
Heatsink temperature (refer to heatsinkTemp) exceeds upper temperature threshold
No direct impact. Could damage drive inverter if temperature is continuously too high.
Drive Inverter Warning: Ambient sensor bad.
Abnormal temperature measurements from ambient sensor
Unable to monitor ambient sensor temperature
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 drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects a Gateway configuration mismatch with the application currently running on the DI.
Set if any of the checked gateway config is not as expected.
The vehicle enters system limp mode and is unable to enter Drive.
The Drive Inverter (DIx) has detected an error communicating with the Serial Peripheral Interface (SPI), which monitors the pedal monitor.
DIx has detected an error communicating with SPI, which monitors the pedal monitor. There may be a condition affecting SPI.
DIx may not be able to receive data from the Pedal Monitor. The vehicle's drive cycle may not function as expected.
The Drive Inverter (DIx) has detected the capacitor is over temperature.
DIx has detected the capacitor is over temperature. The pack contactors may have a condition affecting functionality.
The flow of current between the capacitors and DIx may not function as expected.