Alerts
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| Signal Name | Description | Condition | Impact |
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This alert is reported when there is a Inter-MCU comm failure or other side is not communicating (UV or other failure).
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The signal is unavailable because checksum error, or the signal is unavailable because Alive counter error, or Timeout (no frame arrived), or Frame size is out of range.
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EPAS A and B sides are not able to communicate. Steering assist reduced or might be unavailable.
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This alert is reported by MCUSafetyStartupChecks_TC3x (MCUSSC) component when the memory Built-In-SelfTest failed, MCU failure.
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EPAS memory BIST transient error detected.
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EPAS reset. If reset more than 6 then EPAS fallback to bootloader.
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This alert is reported by MCUSafetyStartupChecks_TC3x (MCUSSC) component when the memory Built-In-SelfTest failed, MCU failure.
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EPAS memory BIST timeout.
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EPAS reset. If reset more than 6 then EPAS fallback to bootloader.
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This alert is reported by MCUSafetyStartupChecks_TC3x (MCUSSC) component when wrong ECU_ID in FLASH.
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EPAS End Of Line ECU ID is incorrect.
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EPAS full loss of assist.
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This alert is reported by MCUSafetyStartupChecks_TC3x (MCUSSC) component when the current MCU ID is not supported.
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EPAS End Of Line MCU ID is not supported.
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EPAS full loss of assist.
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This alert is reported by the ExceptionHandler_TC3x (EXCH) component when no-reset exception occurred before the previous similar exception was reported and guarded reset was requested.
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EPAS application component ExceptionHandler detected exception ( QM partition) which causes a guarded reset.
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EPAS still can provide assist. MCU reset on the exception side.
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This alert is reported when there is a CRC failure in the periodic register CRC checking. MCU internal error OR SW systematic failure.
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EPAS MCU periodic register checking failure (CRC doesn't match the expected).
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EPAS reset. If reset more than 6 then EPAS fallback to bootloader.
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This alert is reported by the ExceptionHandler_TC3x (EXCH) component when no-reset exception occured before the previous similar exception was reported.
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EPAS application component ExceptionHandler detected additional exceptions at stop/restart of partition.
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EPAS still can provide assist. MCU reset on the exception side.
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This alert is reported by the ExceptionHandler_TC3x (EXHA) component when there is a SRI bus violation.
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EPAS application component ExceptionHandler detected exception (SRI bus violation).
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EPAS reset
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This alert is reported by the ActuatorManager_R12 (AM) component when there is a current measurement failure.
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Current measurement failure. Phase current QoS is not set to at least QOS_CS_REDUCED_PRECISON in NoPhaseCurrentQoSDebounce time during StandbyToOn state. EPAS application diagnostics of phase current measurement detected failure.
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EPAS full loss of assist.
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This alert is reported by the ExceptionHandler_TC3x (EXHA) component when there is an unexpected interrupt on either core.
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EPAS application component ExceptionHandler detected exception (unexpected interrupt).
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EPAS reset
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This alert is reported by the OsErrorHandler_R12(OSEH) component when ErrorHook was called because of an error in a partition which is configured to handle such errors with requesting a guarded reset. This error is reported after the guarded reset.
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If any OS service returns a StatusType value other value than E_OK. The error is reported after a guarded reset caused by OS error.
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EPAS reset.
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This alert is reported by the ExceptionHandler_TC3x (EXHA) component when there is a bus level MPU violation.
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EPAS application component ExceptionHandler detected exception (bus level MPU violation).
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EPAS reset
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This alert is reported by MCUSafetyStartupChecks_TC3x (MCUSSC) component when the Secondary Monitor and Standby SMU Built in Self Test failure, MCU failure.
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EPAS secondary monitor and standby SMU BIST timeout
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EPAS full loss of assist
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This alert is reported by the ExceptionHandler_TC3x (EXCH) component when exception with reaction other than reset.
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EPAS application component ExceptionHandler detected exception (QM partition) at stop/restart of partition.
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EPAS still can provide assist. MCU reset on the exception side.
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This alert is reported by the ExceptionHandler_TC3x (EXHA) component when there is NMI caused by other alarms. Memory access violation check. This diagnostic checks if a thread or other bus master (e.g. DMA) tries to access memory region that it is not authorized to access.
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EPAS application component ExceptionHandler detected exception (other alarms caused NMI).
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EPAS reset
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This alert is reported by the ExceptionHandler_TC3x (EXHA) component when there is a internal Protection exception.
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EPAS application component ExceptionHandler detected exception (internal protection).
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EPAS reset
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This alert is reported by the ExceptionHandler_TC3x (EXHA) component when there is a system Bus or Peripheral Error exception other than a floating point exception.
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EPAS application component ExceptionHandler detected exception (system bus or peripheral error)
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EPAS reset
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This alert is reported by ActuatorManager_R12 (AM) component when there is a phase relay shorted.
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EPAS detected a phase relay short failure.
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EPAS full loss of assist.
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This alert is reported by ActuatorManager_R12 (AM) component when there is a GDU failure or current sensing failure.
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GDU failure or current sensing failure. When the GDU_FLAG_LO_CURRENT_MEASUREMENT_AMPLIFIER_DISCONNECTED bit is set in GDUStatus:GduErrorCode.
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EPAS full loss of assist.
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