Alerts
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| Signal Name | Description | Condition | Impact |
|---|---|---|---|
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Dual Power Pump (DPP) assist halted due to safety critical data being corrupted.
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Non-writable or safety critical data in the DPP ECU is corrupt
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Steering assist unavailable
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Dual Power Pump (DPP) assist halted due to an attempted write to non-writable memory.
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Stack overflow or write to non-writable memory in the DPP ECU attempted
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Steering assist unavailable
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Dual Power Pump (DPP) assist halted due to the ECU failing to service watch dog.
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Repetitive DPP ECU failures to service the watchdogs within 100ms (Tuned to trigger on third failure)
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Steering assist unavailable
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Dual Power Pump (DPP) assist halted due to the current sensor offset being out of range.
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The DPP current sensor offset (measured at startup) is outside of the expected range
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Steering assist unavailable
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Dual Power Pump (DPP) assist halted due to a motor position sensor failure.
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The DPP digital position sense signal demonstrates a value or a sequence that does not represent the motor turning steadily forward/backward/or being stopped
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Steering assist unavailable
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Dual Power Pump (DPP) assist halted due to both PCB and Power driver temperature sensors having failed.
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Both DPP PCB and Power FET temperature sensors have errors
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Steering assist unavailable
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Dual Power Pump (DPP) assist halted due to current sensor failure.
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DPP current sensor analog value is out of range for 15ms or more
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Steering assist unavailable
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Dual Power Pump (DPP) assist halted due to the gate drive voltage being out of range.
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DPP power supply output analog value is out of range for 125ms or more
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Steering assist unavailable
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Dual Power Pump (DPP) assist halted due to the motor speed being unexpectedly low.
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DPP motor speed is <250 RPM and current is <5A for 250ms or more
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Steering assist unavailable
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Dual Power Pump (DPP) assist halted due to the motor speed being far below requested.
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1000ms (or 500ms if temperature is more than 80 degrees Celsius) after DPP motor speed request of >500 RPM, the Motor speed is <250 RPM
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Steering assist unavailable
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Dual Power Pump (DPP) assist halted due to too much average current being detected on the ECU microcontroller.
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10x 10ms pulses within a 500 ms time period were >200% the RMS current measured on any DPP ECU microcontroller pin
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Steering assist unavailable
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Dual Power Pump (DPP) assist derated due to high driver temperature.
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DPP FET temperature sensor exceeds a preset value for more than 2 seconds
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Steering assist reduced
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Timeout error detected.
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Timeout error detected.
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System will be running with full assistant for driver brake request.
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Dual Power Pump (DPP) ECU memory recoverable corruption detected.
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One DPP ECU memory buffered data table is corrupt
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Steering assist may be affected
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Dual Power Pump (DPP) ECU driver module temperature sensor value is out of range.
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DPP ECU FET Module Temperature sensor analog value out of range
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Steering assist may be affected
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Dual Power Pump (DPP) ECU PCB temperature sensor value is out of range.
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DPP ECU PCB Temperature sensor analog value out of range
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Steering assist may be affected
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Invalid Drive Inverter Rear (DIR) drive torque signal or qualifier (QF) is received.
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The Decoupled Power Brake (DPB) receives either the DIR_torqueActual Controller Area Network (CAN) signal as Signal Not Available (SNA) or the DIR_axleTorqueQF CAN signal as INVALID or FAULTED for longer than 100 milliseconds.
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The Decoupled Power Brake (DPB) may not generate brake torque requested by DI_brakeTorqueCommandFull and instead generate brake torque requested by DI_brakeTorqueCommand. There may be an issue with the transmitting Electronic Control Unit (ECU).
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Invalid Drive Inverter Front (DIF) drive torque signal or qualifier (QF) is received.
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The Decoupled Power Brake (DPB) receives either the DIF_torqueActual Controller Area Network (CAN) signal as Signal Not Available (SNA) or the DIF_axleTorqueQF CAN signal as INVALID or FAULTED for longer than 100 milliseconds.
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The Decoupled Power Brake (DPB) may not generate brake torque requested by DI_brakeTorqueCommandFull and instead generate brake torque requested by DI_brakeTorqueCommand. There may be an issue with the transmitting Electronic Control Unit (ECU).
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A non-zero DI_brakeTorqueCommand was received while Drive Inverter (DI) DI_brakeTorqueRequestActive is 0.
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The DPB receives a non-zero DI_brakeTorqueCommand while the DI_brakeTorqueRequestActive Controller Area Network (CAN) signal value is INACTIVE.
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The DPB may not respond to brake torque requested in DI_brakeTorqueCommand.
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Timeout error detected on Pedal Monitoring message PM_locState.
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Timeout error detected on Pedal Monitoring message PM_locState.
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System will be running with full power brake assistant for driver brake request.
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