Alerts
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| Signal Name | Description | Condition | Impact |
|---|---|---|---|
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The rear steering Linear Position Sensor (LPS) factory calibration record is missing or invalid.
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LPS factory calibration record missing or invalid.
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LPS 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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Rear Steer Actuator (RSA) is stopped at current position due to an unexpected reset, possibly due to another vehicle controller's power state transition.
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Rear steer actuator experiences an unexpected reset and latches to current position
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No rear axle steering for the current drive cycle
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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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Rear steering rack calibration is unsuccessful. Rear steering is unavailable.
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Rear steering rack calibration is unsuccessful. See alert log data for more information.
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Rear axle steering is unavailable.
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Rear Steer Actuator (RSA) failed to recover position using the Linear Position Sensor (LPS).
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RSA unable to use the LPS to recover its position - see metadata for additional information
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No rear axle steering
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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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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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The rear axle steering rack is detected to be the short travel version, and should be replaced at earliest convenience with the long travel rear axle steering rack instead.
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The short travel variant of the rear axle steering rack is detected installed on the vehicle.
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Turning radius will be reduced.
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Steering Column Control Module (SCCM) detected Controller Area Network (CAN) Bus Off.
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SCCM detects CAN Bus Off.
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Alert is primarily informational and used for logging purposes.
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Alert for detecting if measured local input power supply is above max voltage range of 18V for 15 seconds.
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Measured local input power supply is above max voltage range of 18V for 15 seconds.
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Steering functionality may not operate as expected.
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Steering Column Control Module (SCCM) is not receiving a low voltage power state from the front vehicle controller (VCFRONT).
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SCCM is not receiving a low voltage power state signal from VCFRONT.
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SCCM may be temporarily unable to receive power from VCFRONT or Low Voltage (LV) battery.
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Alert for detecting if measured local input power supply is below min voltage range of 8V for 15 seconds.
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Measured local input power supply is below min voltage range of 8V for 15 seconds
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Steering functionality may not operate as expected.
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Alert for detecting if the measured steering angle is out of +/- 492 degrees range.
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The measured steering angle is out of +/- 492 degrees range.
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Steering functionality may not operate as expected.
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Steering Column Control Module (SCCM) detected a high beam stalk open circuit. Analog-to-Digital Converter (ADC) reads 5V.
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SCCM detected a high beam stalk open circuit.
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High beam control from gear stalk may not operate as expected.
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Alert for detecting if the measured steering angle sensor speed is out of +/- 3000 degrees/second range.
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The measured steering angle sensor speed is out of +/- 3000 degrees/second range.
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Steering functionality may not operate as expected.
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Steering Column Control Module (SCCM) detected a high beam stalk short to ground.
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SCCM detected a high beam stalk short to ground.
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High beam control from gear stalk control may not operate as expected.
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