Alerts
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| Signal Name | Description | Condition | Impact |
|---|---|---|---|
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This alert is reported by the ExceptionHandler_TC3x (EXCH) component when there is a floating point exception
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EPAS application component ExceptionHandler detected floating point exception caused by uC peripheral FPU.
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EPAS reset
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This alert is reported by the DeadlineMonitor_R12 (DM) component when at least one of the monitored tasks didn't finish or finished multiple times during it's configured time frame
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EPAS application operating system monitor detected task timeout or task finished multiple times during it's configured time frame on Core0.
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EPAS reset
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This alert is reported by the ActuatorManager_R12 (AM) component when there is a GDU failure. Bootstrap capacitor short detection or GDU internal rail undervoltage check
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EPAS ECU GDU device monitor detected failure (capacitor short detection or internal rail undervoltage).
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EPAS full loss of assist.
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This alert is reported by the ActuatorManager_R12 (AM) component when the start up tests in ActuatorTest fails
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EPAS ECU actuator management tests failure at startup.
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EPAS full loss of assist.
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This alert is reported when there is a SW systematic failure, faulty error reporting in one of the components (report and error with not supported errorId)
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EPAS application component ErrorReactionManager detected invalid error message (wrong errorId or messageKind).
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EPAS full loss of assist.
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This alert is reported by the ExternalPowerManager_A8140x (EPM) component in case indicates if the Boost drive
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Boost drive is indicated, LG pin does not match the commanded value.
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EPAS full loss of assist.
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Invalid SCCM_steeringAngleSensorCounter value received
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SCCM_steeringAngleSensorCounter is not incrementing correctly
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Reduced steering assist and SASQF = UNDEFINABLE_ACCURACY
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This alert is reported by the ExceptionHandler_TC3x (EXCH) component when the CRC mismatch is detected in the non-initialized data
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EPAS application component ExceptionHandler detected memory failure (CRC) at startup.
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EPAS full loss of assist.
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This alert is reported by the AssistCapabilityProvider_R12 (ACP) component when Internal faults/errors are preventing EPAS to produce any torque capability
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EPAS MCU both sides EPAS states are in passive faulted state.
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EPAS assist torque is disabled. EPAS is not possible to provide torque.
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This alert is reported when the power ratio (actual power divided by nominal power) is less than 70% [Calibratable] due to overheat protection
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EPAS power ratio (actual power divided by nominal power) is less than 60% and the cause is temperature related.
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EPAS assist torque is limited due temperature cause.
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This alert is reported by the WheelSpeedsCalculation_T222 (WSC) component when the Wheel Speeds QF signal is detected faulted
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ESP_wheelSpeedsQF message received with ONE_OR_MORE_WSS_INVALID for longer than tolerated time.
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Straight ahead detection inhibited.
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This alert is reported by the YawRateSignalAdapter_T222 (YRSA) component when the yaw rate signal QF signal is detected faulted
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RCM_yawRateQF message received with FAULTED for longer than tolerated time..
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Straight ahead detection inhibited.
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This alert is reported when the steeting angle sensor status QF signal is detected faulted
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SCCM_steeringAngleSensorStatus message received with ERROR_INIT or ERROR for longer than tolerated time.
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If since from startUp, impact on Steering Angle Sensor Synchronization. Impact on the internalSASQF.
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This alert is reported by the SystemConditionObserver_T222 (SCO) component when the a bus-off state is detected
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EPAS has detected bus failure (Bus-off).
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EPAS does not receive/transmit CAN messages.
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This alert is reported when the PM_STATE2 message is absent
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PM_state2 message not received by EPAS.
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No impact - PM_state2 message is not used by EPAS.
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VCFRONT_LVPowerState message not received
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VCFRONT_LVPowerState message is not received by EPAS
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Leads to Loss of EPS at init
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Invalid VCFRONT_LVPowerStateChecksum value received
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Unexpected VCFRONT_LVPowerStateChecksum received
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Leads to Loss of EPS at init
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Invalid VCFRONT_LVPowerStateCounter value received
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VCFRONT_LVPowerStateCounter is not incrementing correctly
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Leads to Loss of EPS at init
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Invalid UI_chassisControlChecksum value received
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Unexpected UI_chassisControlChecksum value received
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Reduced steering assist
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Invalid UI_chassisControlCounter value received
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UI_chassisControlCounter is not incrementing correctly
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Reduced steering assist
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