Alerts

Alerts

Signal Name Description Condition Impact Important
Steering Torque Overlay (STO) assist halted due to Primary pre-driver clock set failure.
Primary Internal: pre-driver clock set line failure detected for 50ms
Steering Assist reduced
No
Steering Torque Overlay (STO) assist halted due to Primary pre-driver SPI communication startup error.
Primary Internal: pre-driver SPI communication three or more times on startup
Steering Assist reduced
No
Steering Torque Overlay (STO) assist halted due to thermal sensors differing too much in value.
Internal: PCB temperature sensors 1 and 2 differ by more than 12 degrees celsius for 1 second
Steering Assist reduced
No
Steering Torque Overlay (STO) assist halted due to thermal sensor being out of range.
Internal: PCB temperature sensor(s) value out of range for 1 second
Steering Assist reduced
No
Steering Torque Overlay (STO) assist halted due to Secondary pre-charge circuit voltage startup failure.
Secondary Internal: pre-charge circuit voltage failure dectected on startup for 300ms
Steering Assist reduced
No
Steering Torque Overlay (STO) assist halted due to Primary pre-charge circuit voltage startup failure.
Primary Internal: pre-charge circuit voltage failure dectected on startup for 300ms
Steering Assist reduced
No
Steering Torque Overlay (STO) assist halted due to Secondary FS relay open circuit.
Secondary Internal: Fail Safe (FS) Relay(s) detected an open circuit for 45ms
Steering Assist reduced
No
Steering Torque Overlay (STO) assist halted due to Secondary FS relay 2 open circuit startup failure.
Secondary Internal: Fail Safe (FS) Relay 2 detected an open circuit on startup for 250ms
Steering Assist reduced
No
Steering Torque Overlay (STO) assist halted due to Secondary FS relay short circuit startup failure 3.
Secondary Internal: Fail Safe (FS) Relay(s) detected a short on startup for 250ms
Steering Assist reduced
No
Steering Torque Overlay (STO) assist halted due to Secondary FS relay short circuit startup failure 2.
Secondary Internal: Fail Safe (FS) Relay(s) detected a short on startup for 250ms
Steering Assist reduced
No
Steering Torque Overlay (STO) assist halted due to Secondary Secondary FS relay short circuit startup failure 1.
Secondary Internal: Fail Safe (FS) Relay(s) detected a short on startup for 250ms
Steering Assist reduced
No
Steering Torque Overlay (STO) assist halted due to Primary FS relay open circuit.
Primary Internal: Fail Safe (FS) Relay(s) detected an open circuit for 45ms
Steering Assist reduced
No
STITCH has been locked out due to an environmental or hardware condition preventing normal operation.
STITCH encounters a hardware or environmental condition preventing normal operation.
STITCH will be persistently locked out.
No
Steering Torque Overlay (STO) assist halted due to Primary FS relay 2 open circuit startup failure.
Primary Internal: Fail Safe (FS) Relay 2 detected an open circuit on startup for 250ms
Steering Assist reduced
No
Steering Torque Overlay (STO) assist halted due to Primary FS relay short circuit startup failure 3.
Primary Internal: Fail Safe (FS) Relay(s) detected a short on startup for 250ms
Steering Assist reduced
No
Steering Torque Overlay (STO) assist halted due to Primary FS relay short circuit startup failure 2.
Primary Internal: Fail Safe (FS) Relay(s) detected a short on startup for 250ms
Steering Assist reduced
No
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.
LV voltage current measurement and reference difference is above the expected threshold for the given time interval.
STITCH will halt operation due to LV current controller failure.
No
Steering Torque Overlay (STO) assist halted due to Primary FS relay short circuit startup failure 1.
Primary Internal: Fail Safe (FS) Relay(s) detected a short on startup for 250ms
Steering Assist reduced
No
Steering Torque Overlay (STO) assist halted due to 3.3 Volt Power Supply failure.
Internal: 3.3V Power Supply voltage >= 3.5 Volts or <= 3.09 Volts for 20ms
Steering Assist reduced
No
Steering Torque Overlay (STO) assist halted due to high Power Supply voltage.
Internal: Voltage between Fail Safe Relay 1 and 2 >= 18.5 Volts for 1 second
Steering Assist reduced
No