Model Y

EPASTP_a168 — C1cs Invalid C1 App

Full alert identifier: EPASTP_a168_c1csInvalidC1App

Alert description

This alert is reported by the Core1CheckerAndStarter_TC3x (C1CS) component when the validation of Core 1 application is failed (CRC check, HSM validation, Entity address check or the Core 1 application was not found).

Potential impact

EPAS full loss of assist.

Set condition

EPAS MCU Core1 application validation failed (CRC check, HSM validation, Entity address check or the Core 1 application was not found) at startUp.

Clear condition

Perform EPAS Software update.

Signals to check

These diagnostic fields are associated with EPASTP_a168. Check the alert's Payload in Service Mode Plus for available values.

Signal	Unit
Debug Info `EPASTP_a168_debugInfo`	—

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of EPASTP_a168.

EPASTP_a003 — Psp Invalid Paramset EPASTP_a003_pspInvalidParamset This alert is reported by the ParameterSelectorProvider_R12 (PSP) component when Powerpack (PWP), Common (COM), or ECU parameter selection is not successful.
EPASTP_a197 — Difp Difactor Invalid EPASTP_a197_difpDifactorInvalid This alert is reported by the DIFactorProvider_Generic (DIFP) component in case of DI factor Calibration data failure.
EPASTP_a157 — Mcudcp Invalid Ecu Id EPASTP_a157_mcudcpInvalidEcuId This alert is reported by the reported by the MCUDynamicConfigurationProvider_TC3x component when reading EndOfLine ECU parameters fails.
EPASTP_a155 — Sdsm Data Invalid All EPASTP_a155_sdsmDataInvalidAll This alert is reported by the StreamingDataStorageManager_R12 (SDSM) component when the CRC is not equal to saved CRC value in all memory blocks.
EPASTP_a258 — Psp Invalid Project Paramset EPASTP_a258_pspInvalidProjectParamset This alert is reported by the ParameterSelectorProvider_T222 (PSP) component when the SYS (System) or STF (Steering Feel) related parameters selection is not successful.

Browse all EPASTP alert codes