Alerts
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| Signal Name | Description | Condition | Impact |
|---|---|---|---|
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A controller trip error has been detected due to Low Voltage (LV) current measurement and reference exceeding the expected difference threshold during steady state operation.
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LV voltage current measurement and reference difference is above the expected threshold for the given time interval.
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STITCH will halt operation due to LV current controller failure.
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One of the temperature sensors is reporting an out of range reading.
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One of the temperature sensors is reporting an out of range reading.
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STITCH will throw warning without halting operation.
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The 1V5 reference voltage reading is outside of the expected minimum and maximum thresholds.
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The 1V5 reference voltage is outside of the expected minimum and maximum range for the given time interval.
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STITCH will throw warning.
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The ambient temperature sensor reading exceeds the expected temperature threshold.
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The ambient temperature sensor reading exceeds the expected temperature threshold.
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STITCH will throw warning.
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The device junction temperature sensor reading exceeds the expected temperature threshold.
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The device junction temperature sensor reading exceeds the expected temperature threshold.
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STITCH will throw warning.
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STITCH has been locked out due to an environmental or hardware condition preventing normal operation.
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STITCH encounters a hardware or environmental condition preventing normal operation.
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STITCH will be persistently locked out.
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The STITCH Low Voltage (LV) temperature sensor has detected the internal over temperature threshold exceeds 25.0 degC.
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The STITCH LV temperature sensor has detected the internal over temperature threshold exceeds 25.0 degC.
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This alert has no functional impact on the vehicle.
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Steering Torque Overlay (STO) assist halted due to Primary motor inverter driver startup short circuit failure 1.
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Primary Internal: motor inverter driver short circuit detected on startup for 250ms
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Steering Assist reduced
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Steering Torque Overlay (STO) assist halted due to low Power Supply voltage.
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Critical Power Supply voltage <= 7.3 Volts for 1 second
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Steering Assist reduced
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Steering Torque Overlay (STO) assist halted due to high Power Supply voltage.
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Internal: Voltage between Fail Safe Relay 1 and 2 >= 18.5 Volts for 1 second
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Steering Assist reduced
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Steering Torque Overlay (STO) assist halted due to 3.3 Volt Power Supply failure.
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Internal: 3.3V Power Supply voltage >= 3.5 Volts or <= 3.09 Volts for 20ms
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Steering Assist reduced
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Steering Torque Overlay (STO) assist halted due to Primary FS relay short circuit startup failure 1.
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Primary Internal: Fail Safe (FS) Relay(s) detected a short on startup for 250ms
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Steering Assist reduced
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Steering Torque Overlay (STO) assist halted due to Primary FS relay short circuit startup failure 2.
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Primary Internal: Fail Safe (FS) Relay(s) detected a short on startup for 250ms
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Steering Assist reduced
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Steering Torque Overlay (STO) assist halted due to Primary FS relay short circuit startup failure 3.
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Primary Internal: Fail Safe (FS) Relay(s) detected a short on startup for 250ms
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Steering Assist reduced
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Steering Torque Overlay (STO) assist halted due to Primary FS relay 2 open circuit startup failure.
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Primary Internal: Fail Safe (FS) Relay 2 detected an open circuit on startup for 250ms
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Steering Assist reduced
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Steering Torque Overlay (STO) assist halted due to Primary FS relay open circuit.
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Primary Internal: Fail Safe (FS) Relay(s) detected an open circuit for 45ms
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Steering Assist reduced
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Steering Torque Overlay (STO) assist halted due to Secondary Secondary FS relay short circuit startup failure 1.
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Secondary Internal: Fail Safe (FS) Relay(s) detected a short on startup for 250ms
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Steering Assist reduced
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Steering Torque Overlay (STO) assist halted due to Secondary FS relay short circuit startup failure 2.
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Secondary Internal: Fail Safe (FS) Relay(s) detected a short on startup for 250ms
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Steering Assist reduced
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Steering Torque Overlay (STO) assist halted due to Secondary FS relay short circuit startup failure 3.
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Secondary Internal: Fail Safe (FS) Relay(s) detected a short on startup for 250ms
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Steering Assist reduced
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Steering Torque Overlay (STO) assist halted due to Secondary FS relay 2 open circuit startup failure.
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Secondary Internal: Fail Safe (FS) Relay 2 detected an open circuit on startup for 250ms
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Steering Assist reduced
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