Alerts
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| Signal Name | Description | Condition | Impact | Important |
|---|---|---|---|---|
|
Steering Torque Overlay (STO) assist halted due to Power Supply IC failure.
|
Power Supply Integrated Circuit (IC) failure flag set for 5ms
|
Steering Assist reduced
|
No
|
|
|
A fast firmware trip has been detected due to High Voltage (HV) readings being below the expected bus bottom half voltage threshold.
|
Single HV bottom half bus voltage drops below the expected threshold.
|
STITCH will halt operation, low voltage will not be supported.
|
No
|
|
|
A fast firmware trip has been detected due to High Voltage (HV) readings being below the expected bus top half voltage threshold.
|
Single HV top half bus voltage drops below the expected threshold.
|
STITCH will halt operation, low voltage will not be supported.
|
No
|
|
|
A slow software trip has been detected due to Low Voltage (LV) readings being below the expected threshold during operation.
|
LV output voltage drops below the expected undervoltage threshold for the given time interval.
|
Continuous operation at a low LV output could cause hardware damage.
|
No
|
|
|
An instantaneous hardware Low Voltage (LV) trip has been detected due to an undervoltage condition.
|
LV output voltage drops below the expected undervoltage threshold.
|
STITCH will halt operation, low voltage will not be supported.
|
No
|
|
|
An operation on the Electrically Erasable Programmable Read-Only Memory (EEPROM) has failed. This alert provides record ID, error type, and number of errors since the last task loop.
|
An operation on the EEPROM failed.
|
The payload signals for this alert will indicate the nature of the error.
|
No
|
|
|
STITCH command Controller Area Network (CAN) messages are not received .
|
STITCH command CAN messages are Missing In Action (MIA).
|
STITCH will halt operation, low voltage will not be supported.
|
No
|
|
|
A software trip has been detected due to High Voltage (HV) bus bottom half voltage readings exceeding the expected limit during operation.
|
Single HV bottom half bus voltage exceeds the expected threshold.
|
STITCH will halt operation, high voltage will not be supported.
|
No
|
|
|
A software trip has been detected due to High Voltage (HV) bus top half voltage readings exceeding the expected limit during operation.
|
Single HV top half bus voltage exceeds the expected threshold.
|
STITCH will halt operation, high voltage will not be supported.
|
No
|
|
|
A slow software trip has been detected due to Low Voltage (LV) readings exceeding the expected limit during operation.
|
LV voltage exceeds the expected threshold for the given time interval.
|
High rated low voltage causes thermal issues for loads rated at lower voltages.
|
No
|
|
|
The hardware comparator for measurement tank zero-current crossing has experienced a potential failure.
|
Tank zero-current cross is invalid for 1 second.
|
STITCH will halt operation, low voltage will not be supported.
|
No
|
|
|
The Sigma Delta Filter Module (SDFM) peripheral is not powered, potentially due to not enough DC voltage being provided to the SDFM.
|
One of the SDFM modules indicates either a clock failure or an irrational reading.
|
STITCH will halt operation, low voltage will not be supported.
|
No
|
|
|
A software trip has been detected due to the stage 2 high voltage side board temperature sensor exceeding the expected temperature limit.
|
Stage 2 HV temperature sensor reads above the expected threshold.
|
STITCH will halt operation, low voltage will not be supported.
|
No
|
|
|
A software trip has been detected due to the stage 1 high voltage side board temperature sensor exceeding the expected temperature limit.
|
Stage 1 HV temperature sensor reads above the expected threshold.
|
STITCH will halt operation, low voltage will not be supported.
|
No
|
|
|
A software trip has been detected due to the stage 2 low voltage side board temperature sensor exceeding the expected temperature limit.
|
Stage 2 LV temperature sensor reads above the expected threshold.
|
STITCH will halt operation, low voltage will not be supported.
|
No
|
|
|
A software trip has been detected due to the stage 1 Low Voltage (LV) side board temperature sensor exceeding the expected temperature limit.
|
Stage 1 LV temperature sensor reads above the expected threshold.
|
STITCH will halt operation, low voltage will not be supported.
|
No
|
|
|
A stage 2 controller trip error has been detected due to prolonged High Voltage (HV) to Zone Controller (ZC) saturation.
|
HV to ZC controller output exceeds the expected saturation time interval.
|
STITCH will halt operation due to HV to ZC controller saturation.
|
No
|
|
|
The ambient temperature sensor reading exceeds the expected temperature threshold.
|
The ambient temperature sensor reading exceeds the expected temperature threshold.
|
STITCH will throw warning.
|
No
|
|
|
A stage 2 controller trip error has been detected due to prolonged Zone Controller (ZC) to Low Voltage (LV) controller saturation.
|
ZC to LV controller output exceeds the expected saturation time interval.
|
STITCH will halt operation due to ZC to LV controller saturation.
|
No
|
|
|
The device junction temperature sensor reading exceeds the expected temperature threshold.
|
The device junction temperature sensor reading exceeds the expected temperature threshold.
|
STITCH will throw warning.
|
No
|