Alerts
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| Signal Name | Description | Condition | Impact |
|---|---|---|---|
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The primary motor position sensor has been deemed invalid.
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The motor position sensor experiences an issue affecting configuration and/or communication, or magnetic flags are set.
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The motor is disqualified and handwheel feedback health is degraded.
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Steering motor current continuity is irrational. The sum of the three phase currents is not equal to 0.
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Observed current into motor does not match current exiting.
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The motor is disqualified and system health is degraded.
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The primary motor position sensor has been deemed invalid.
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The motor position sensor signals have failed a safety check.
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The motor is disqualified and rack control health is degraded.
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Steering feedback actuator is experiencing an interface mismatch
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Steering feedback actuator has incompatible software
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Steering feedback actuator may not function as intended or may limit driving modes
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Motor position sensor is not calibrated
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On startup, Electronic Power Steering (EPS) detects motor position sensor calibration is incomplete
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Motor torque may not be generated
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Motor is not calibrated
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On startup, Electronic Power Steering (EPS) detects motor calibration is incomplete
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Motor torque may not be generated
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A phase current offset of a steering controller is greater than the expected variance. Steering may not operate as expected.
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A phase current offset greater than the expected variance is detected.
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Steering may not operate as expected. Controller may be damaged.
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The motor factory calibration record is missing or invalid.
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Motor factory calibration record missing or invalid
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Motor factory calibration may be missing, preventing operation
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Power steering startup sequence is unsuccessful.
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Controller calibration check is unsuccessful, corresponding controller monitor is not responding, or state timeout occurs.
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The motor is disqualified and system health is degraded.
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Power steering startup sequence is unsuccessful.
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Controller calibration check is unsuccessful, corresponding controller monitor is not responding, or state timeout occurs.
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The motor is disqualified and system health is degraded.
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Handwheel center is calibrated to center of mechanism and may be offset from visual center.
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Handwheel calibration is captured during the FIND-CENTER routine.
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Vehicle does not drive straight while holding the handwheel at visual center.
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Steering power is reduced as Transport Mode has been enabled.
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Transport Mode is enabled.
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Steering performance may be reduced until Transport Mode is disabled.
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Steering power is reduced as the vehicle has entered Drive power state while being powered by the jump post.
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The vehicle enters Drive state while being powered by the jump post.
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Steering performance may be reduced until the vehicle exits then re-enters Drive state (vehicle power cycle occurs) with the jump post power source disconnected.
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Steering system unable to follow commands due to one or more conditions affecting functionality.
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Any condition affecting steering system functionality that will prevent operation / make the steering system unable to follow commands.
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Vehicle is unable to drive or continue driving.
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Steering system performance degraded due to condition detected affecting functionality.
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Any condition detected affecting steering system functionality.
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Steering system performance is degraded, and vehicle speed is limited.
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Steering system performance degraded due to condition detected affecting functionality.
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Any condition detected affecting steering system functionality.
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Steering system performance is degraded, and vehicle speed is limited.
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The local Electronic Control Unit (ECU) has not received one or more expected Controller Area Network (CAN) messages from the internal steering bus.
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The local Electronic Control Unit (ECU) did not receive a message it was expecting from the ECUs on the specified internal steering bus within the expected timeout.
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Power Steering functionality may be degraded.
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Low Voltage (LV) bus voltage precharge timed out. LV rail cannot be brought up.
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LV bus voltage precharge times out.
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Precharge can enable at too high of a load or short on LV.
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A stage 2 instantaneous hardware trip has been detected due to a stage B tank current condition.-.
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The absolute tank current has exceeded the expected threshold.
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The condition can lead to potential hardware damage if persistently observed.
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Handwheel rotation delta comparison with other sources failed
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One or more angle sources is not within the velocity dependent allowed error bounds
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Loss of steering feedback
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