MyTeslaMate App

Signal Name	Description	Condition	Impact
EPASTS_a027_mcusscDmuHfErr	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.	EPAS uC peripheral (DMU_HF) startup checks failure at startup.	EPAS full loss of assist.
EPASTS_a158_amGduFailDuringRecovery	This alert is reported when there is a GDU failure during reversible recovery.	EPAS GDU fails during reversible recovery.	EPAS full loss of assist.
EPASTS_a025_btarcCorruptionCheck	This alert is reported by the BlackoutTimeAndResetCounter_R12 (BTARC) component when CRC check failed for its non-initialized.	EPAS uC internal memory (BTARC management storage) failure (CRC) for non-initialized data at startup.	EPAS full loss of assist.
EPASTS_a024_srhCsErrorCheckFail	This alert is reported by the SafetyRelayHAL_R12 (SRH) component if the CRC calculation of the SEC_VAR_SRH_BIST_STATUS memory section is failed or the CRC validity pattern is invalid. During the startup SafetyRelayHAL_R12_RestoreRelays function stores the state of the non-initialized data integrity (corrupted or not) in the SRH_D8037_Status variable and this is evaluated after RTE has been started.	EPAS uC internal memory (safety relay management storage) failure (CRC) at startup.	EPAS full loss of assist.
EPASTS_a023_btarcCorruptionCheck	This alert is reported by the BlackoutTimeAndResetCounter_R12 (BTARC) component when fast restart data has been corrupted.	EPAS uC internal memory (BTARC management storage) failure (corrupted information) at startup.	EPAS full loss of assist.
EPASTS_a022_swrhSwResetInfoCorruptionCheck	This alert is reported by SwResetHandler_R12 (SWRH) component when the ResetReason_Sw structure CRC check is failed.	EPAS uC internal memory (startup code management storage) failure (CRC) at startup.	EPAS full loss of assist.
EPASTS_a021_osehCsErrorCheck	This alert is reported by OsErrorHandler_R12 (OSEH) component when the ResetReason_OsError structure CRC check is failed.	EPAS uC internal memory (OS reset management storage) failure (CRC) at startup.	EPAS full loss of assist.
EPASTS_a157_mcudcpInvalidEcuId	This alert is reported by the reported by the MCUDynamicConfigurationProvider_TC3x component when reading EndOfLine ECU parameters fails.	EPAS End Of Line ECU parameters failure (unkown or corrupted).	EPAS full loss of assist.
EPASTS_a156_amIntSerialErrSafetyReset	This alert is reported when there is a GDU communication failure.	EPAS ECU GDU device monitor detected failure (wrong parity bit on serial communication). After consecutives retries and error is still present.	EPAS full loss of assist.
EPASTS_a154_sdsmCsErrorInvalidPrimary	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.	CRC is not equal to saved CRC value at any memory block, but another is correct.	EPAS fast restart was not possible.
EPASTP_a229_dirTorqueMia	The electric power assist steering (EPAS) Electronic Control Unit (ECU) is not receiving the drive inverter torque message, which may be the result of controller area network (CAN) bus issues.	The electric power assist steering (EPAS) Electronic Control Unit (ECU) does not receive the drive inverter torque message.	External Angle Controller is inhibited.
EPASTP_a198_osumC1CsaNearFull	This alert is reported by the OnlineStackUsageMonitor_R12 (OSUM) component when context switch area (CSA) stack usage on core 1 is almost full.	EPAS memory usage monitor detected high consumption warning (context switch area usage on Core1).	No impact
EPASTP_a186_wdhCommBufferOverflow	This alert is reported by the WatchdogHandler_A8140x (WDH) component in case SBC Communication buffer overflow checker. Against systematic SW failures on WatchdogHandler component.	SBC Communication buffer is overflow (RTE buffer (message queue) overflow in the WatchdogHandler_A8140x component).	EPAS reset. If reset more than 5 times then EPAS full loss of assist.
EPASTP_a189_sbchCommErrMcuToSbc	This alert is reported by the SystemBasisChipHAL_A8140x (SBCH) component in case SBC communication check (MCU -> SBC) fails. Against random HW failures of the MCU and communication line including EMC.	SBC communication check (MCU -> SBC) fails (SE flag is set in WD feeding answer messages).	EPAS reset. If reset more than 5 times then EPAS full loss of assist.
EPASTP_a188_epmCommBufferOverflow	This alert is reported by the ExternalPowerManager_A8140x (EPM) component in case SBC Communication buffer overflow checker. Against systematic SW failures on ExternalPowerManager component.	SBC Communication buffer overflows (RTE buffer (message queue) overflow in the ExternalPowerManager_A8140x component).	EPAS reset. If reset more than 5 times then EPAS full loss of assist.
EPASTP_a190_sbchCommBufferOverflow	This alert is reported in case SBC Communication buffer overflow checker. Against systematic SW failures on SystemBasisChipHAL component.	SBC Communication buffer overflows (Sending data is bigger than buffer limit (DMA_BUFFER_LENGTH) or Previously triggered message transfer is not finished: DmaChannelStatus is not DMA_TRANSFER_STATUS_SUCCESS or RTE buffer (message queue) overflow in the SystemBasisChipHAL_A8140x component).	EPAS reset. If reset more than 5 times then EPAS full loss of assist.
EPASTS_a020_mcusscEolEcuIdIntegritiyFail	This alert is reported by the MCUSafetyStartupChecks_TC3x (MCUSSC) component when the EOL_INTEGRITY in FLASH is wrong.	EPAS uC internal memory (EOL param storage) integrity failure at startup.	EPAS full loss of assist.
EPASTS_a019_rsthHwResetInfoCorruptionCheck	This alert is reported by the HwResetHandler_TC3x (RSTH) when the startup test of the protected memory areas has failed.	EPAS microcontroller internal memory (reset management storage) failure (CRC) at startup.	EPAS full loss of assist.
EPASTS_a018_exchCsErrorCheck	This alert is reported by the ExceptionHandler_TC3x (EXCH) component when the CRC mismatch is detected in the non-initialized data.	EPAS application component ExceptionHandler detected memory failure (CRC) at startup.	EPAS full loss of assist.
EPASTS_a017_stmdStmPlausibilityCheckErr	This alert is reported by the STMDriver_TC3x (STMD) component when the System timer (STM) plausibility check fails due to an intolerable time difference between the DMA and STM timestamps.	EPAS microcontroller detected out of sync timers (system timer vs DMA) at startup.	EPAS full loss of assist.

EPASTS_a027_mcusscDmuHfErr

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.

EPAS uC peripheral (DMU_HF) startup checks failure at startup.

EPAS full loss of assist.

EPASTS_a158_amGduFailDuringRecovery

This alert is reported when there is a GDU failure during reversible recovery.

EPAS GDU fails during reversible recovery.

EPAS full loss of assist.

EPASTS_a025_btarcCorruptionCheck

This alert is reported by the BlackoutTimeAndResetCounter_R12 (BTARC) component when CRC check failed for its non-initialized.

EPAS uC internal memory (BTARC management storage) failure (CRC) for non-initialized data at startup.

EPAS full loss of assist.

EPASTS_a024_srhCsErrorCheckFail

This alert is reported by the SafetyRelayHAL_R12 (SRH) component if the CRC calculation of the SEC_VAR_SRH_BIST_STATUS memory section is failed or the CRC validity pattern is invalid. During the startup SafetyRelayHAL_R12_RestoreRelays function stores the state of the non-initialized data integrity (corrupted or not) in the SRH_D8037_Status variable and this is evaluated after RTE has been started.

EPAS uC internal memory (safety relay management storage) failure (CRC) at startup.

EPAS full loss of assist.

EPASTS_a023_btarcCorruptionCheck

This alert is reported by the BlackoutTimeAndResetCounter_R12 (BTARC) component when fast restart data has been corrupted.

EPAS uC internal memory (BTARC management storage) failure (corrupted information) at startup.

EPAS full loss of assist.

EPASTS_a022_swrhSwResetInfoCorruptionCheck

This alert is reported by SwResetHandler_R12 (SWRH) component when the ResetReason_Sw structure CRC check is failed.

EPAS uC internal memory (startup code management storage) failure (CRC) at startup.

EPAS full loss of assist.

EPASTS_a021_osehCsErrorCheck

This alert is reported by OsErrorHandler_R12 (OSEH) component when the ResetReason_OsError structure CRC check is failed.

EPAS uC internal memory (OS reset management storage) failure (CRC) at startup.

EPAS full loss of assist.

EPASTS_a157_mcudcpInvalidEcuId

This alert is reported by the reported by the MCUDynamicConfigurationProvider_TC3x component when reading EndOfLine ECU parameters fails.

EPAS End Of Line ECU parameters failure (unkown or corrupted).

EPAS full loss of assist.

EPASTS_a156_amIntSerialErrSafetyReset

This alert is reported when there is a GDU communication failure.

EPAS ECU GDU device monitor detected failure (wrong parity bit on serial communication). After consecutives retries and error is still present.

EPAS full loss of assist.

EPASTS_a154_sdsmCsErrorInvalidPrimary

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.

CRC is not equal to saved CRC value at any memory block, but another is correct.

EPAS fast restart was not possible.

EPASTP_a229_dirTorqueMia

The electric power assist steering (EPAS) Electronic Control Unit (ECU) is not receiving the drive inverter torque message, which may be the result of controller area network (CAN) bus issues.

The electric power assist steering (EPAS) Electronic Control Unit (ECU) does not receive the drive inverter torque message.

External Angle Controller is inhibited.

EPASTP_a198_osumC1CsaNearFull

This alert is reported by the OnlineStackUsageMonitor_R12 (OSUM) component when context switch area (CSA) stack usage on core 1 is almost full.

EPAS memory usage monitor detected high consumption warning (context switch area usage on Core1).

No impact

EPASTP_a186_wdhCommBufferOverflow

This alert is reported by the WatchdogHandler_A8140x (WDH) component in case SBC Communication buffer overflow checker. Against systematic SW failures on WatchdogHandler component.

SBC Communication buffer is overflow (RTE buffer (message queue) overflow in the WatchdogHandler_A8140x component).

EPAS reset. If reset more than 5 times then EPAS full loss of assist.

EPASTP_a189_sbchCommErrMcuToSbc

This alert is reported by the SystemBasisChipHAL_A8140x (SBCH) component in case SBC communication check (MCU -> SBC) fails. Against random HW failures of the MCU and communication line including EMC.

SBC communication check (MCU -> SBC) fails (SE flag is set in WD feeding answer messages).

EPAS reset. If reset more than 5 times then EPAS full loss of assist.

EPASTP_a188_epmCommBufferOverflow

This alert is reported by the ExternalPowerManager_A8140x (EPM) component in case SBC Communication buffer overflow checker. Against systematic SW failures on ExternalPowerManager component.

SBC Communication buffer overflows (RTE buffer (message queue) overflow in the ExternalPowerManager_A8140x component).

EPAS reset. If reset more than 5 times then EPAS full loss of assist.

EPASTP_a190_sbchCommBufferOverflow

This alert is reported in case SBC Communication buffer overflow checker. Against systematic SW failures on SystemBasisChipHAL component.

SBC Communication buffer overflows (Sending data is bigger than buffer limit (DMA_BUFFER_LENGTH) or Previously triggered message transfer is not finished: DmaChannelStatus is not DMA_TRANSFER_STATUS_SUCCESS or RTE buffer (message queue) overflow in the SystemBasisChipHAL_A8140x component).

EPAS reset. If reset more than 5 times then EPAS full loss of assist.

EPASTS_a020_mcusscEolEcuIdIntegritiyFail

This alert is reported by the MCUSafetyStartupChecks_TC3x (MCUSSC) component when the EOL_INTEGRITY in FLASH is wrong.

EPAS uC internal memory (EOL param storage) integrity failure at startup.

EPAS full loss of assist.

EPASTS_a019_rsthHwResetInfoCorruptionCheck

This alert is reported by the HwResetHandler_TC3x (RSTH) when the startup test of the protected memory areas has failed.

EPAS microcontroller internal memory (reset management storage) failure (CRC) at startup.

EPAS full loss of assist.

EPASTS_a018_exchCsErrorCheck

This alert is reported by the ExceptionHandler_TC3x (EXCH) component when the CRC mismatch is detected in the non-initialized data.

EPAS application component ExceptionHandler detected memory failure (CRC) at startup.

EPAS full loss of assist.

EPASTS_a017_stmdStmPlausibilityCheckErr

This alert is reported by the STMDriver_TC3x (STMD) component when the System timer (STM) plausibility check fails due to an intolerable time difference between the DMA and STM timestamps.

EPAS microcontroller detected out of sync timers (system timer vs DMA) at startup.

EPAS full loss of assist.

Alerts

Alerts