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