Alerts
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| Signal Name | Description | Condition | Impact | Important |
|---|---|---|---|---|
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This alert is reported when there is a GDU communication failure
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EPAS ECU GDU device monitor detected failure (wrong parity bit on serial communication). After consecutives retries and error is still present.
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EPAS full loss of assist.
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No
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This alert is reported by the StreamingDataStorageManager_R12 (SDSM) component when the CRC is not equal to saved CRC value at any memory block, but another is correct
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CRC is not equal to saved CRC value at any memory block, but another is correct.
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EPAS fast restart was not possible.
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No
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This alert is reported when the wake-up (WKP) or overrun (OVRUN) bits is set in the PMSWSTAT2 register
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The wake-up (WKP) or overrun (OVRUN) bits is set in the PMSWSTAT2 register. PMSWSTAT2.ESR0WKP is set after reset.
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EPAS reset. If reset more than 3 times then EPAS full loss of assist.
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No
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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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No
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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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No
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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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No
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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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No
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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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No
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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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No
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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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No
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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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No
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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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No
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This alert is reported by MCUSafetyStartupChecks_TC3x (MCUSSC) component when the memory Built-In-SelfTest failed, errors in the critical memory units. MCU failure
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EPAS memory BIST found any errors in critical memory units (CPU0, CPU1, DMA).
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EPAS reset. If reset more than 6 then EPAS fallback to bootloader.
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No
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This alert is reported by MCUSafetyStartupChecks_TC3x (MCUSSC) component when there is a Flash Operation Error OR Command Sequence Error OR Protection Error OR Program Verify Error OR Erase Verify Error OR SRI Bus Address ECC Error OR UCB Original Error
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EPAS uC peripheral (DMU_HF) startup checks failure at startup.
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EPAS full loss of assist.
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No
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This alert is reported when the Start-up register check failed: MCU internal error OR SW systematic failure
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EPAS microcontroller's different registers does not contain the right values before starting the safety functions (CRC doesn't match for the second test fail).
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EPAS reset. If reset more than 6 then EPAS fallback to bootloader.
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No
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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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No
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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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No
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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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No
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This alert is reported by the ExceptionHandler_TC3x (EXHA) component when there is a SPB bus violation
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EPAS application component ExceptionHandler detected exception (SPB bus violation).
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EPAS reset
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No
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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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No
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