Alerts
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| Signal Name | Description | Condition | Impact |
|---|---|---|---|
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SCCM_steeringAngleSensor message not received
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SCCM_steeringAngleSensor message is not received by EPAS
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Reduced steering assist and SASQF = UNDEFINABLE_ACCURACY
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Invalid SCCM_steeringAngleSensorCrc value received
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Unexpected SCCM_steeringAngleSensorCrc value received by EPAS
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Reduced steering assist and SASQF = UNDEFINABLE_ACCURACY
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GTW_carConfig message not received
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GTW_carConfig message is not received by EPAS
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Reduced steering assist
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Invalid ESP_wheelSpeedsChecksum value received
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Unexpected ESP_wheelSpeedsChecksum value observed
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The power steering is operational but the level of assist is decreased
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Invalid ESP_wheelSpeedsCounter value received
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ESP_wheelSpeedsCounter is not incrementing correctly
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The power steering is operational but the level of assist is decreased
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Invalid ESP_wheelRotationChecksum value received
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Unexpected ESP_wheelRotationChecksum value received
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The power steering is operational but the level of assist is decreased and External Angle Controller is inhibited
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Invalid ESP_wheelRotationCounter value received
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ESP_wheelRotationCounter is not incrementing correctly
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The power steering is operational but the level of assist is decreased and External Angle Controller is inhibited
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EPAS3S_status message not received
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EPAS3S_status message is not received by EPAS
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Incorrect EPS status on bus
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Invalid EPAS3S_statusCounter value received
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EPAS3S_statusCounter is not incrementing correctly
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Incorrect EPS status on bus
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Invalid DI_speedChecksum value received
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Unexpected DI_speedChecksum value received by EPAS
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Electronic Power Assist Steering (EPAS) will use safe speed reduced assist level if invalid DI_speed message received
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Invalid DI_speedCounter value received
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DI_speedCounter is not incrementing correctly
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Electronic Power Assist Steering (EPAS) will use safe speed reduced assist level if invalid DI_speed message received
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Invalid DIR_torqueChecksum value received
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Unexpected DIR_torqueChecksum value received
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External Angle Controller is inhibited
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Invalid DIR_torqueCounter value received
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DIR_torqueCounter is not incrementing correctly
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External Angle Controller is inhibited
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DAS_steeringControl message not received
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DAS_steeringControl message not received by EPAS
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External Angle Controller inhibited
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Invalid DAS_steeringControlChecksum value received
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Unexpected DAS_steeringControlChecksum value received by EPAS
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External Angle Controller inhibited
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Invalid DAS_steeringControlCounter value received
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DAS_steeringControlCounter is not incrementing correctly
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External Angle Controller inhibited
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APS_eacMonitor message not received
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APS_eacMonitor message not received by EPAS
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External Angle Controller inhibited
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Invalid APS_eacMonitorChecksum value received
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Unexpected APS_eacMonitorChecksum value received by EPAS
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External Angle Controller inhibited
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Invalid APS_eacMonitorCounter value received
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APS_eacMonitorCounter not incrementing correctly
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External Angle Controller inhibited
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This alert is reported when the current ECU side is not capable of assist torque calculation
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EPAS ECU side loses assist calculation capability (the operation mode on the current ECU side is 'EPAS' and the current ECU side is not capable of assist torque calculation).
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Current EPAS ECU side is not capable of calculate the assist torque.
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