Model Y

EPASTS_a003 — Psp Invalid Paramset

Full alert identifier: EPASTS_a003_pspInvalidParamset

Alert description

This alert is reported by the ParameterSelectorProvider_R12 (PSP) component when Powerpack (PWP), Common (COM), or ECU parameter selection is not successful.

Potential impact

EPAS full loss of assist.

Set condition

EPAS ECU PowerPack (PWP) ID is not compatible with the given software due to ECU parameter set.

Clear condition

Perform EPAS Software update.

Signals to check

These diagnostic fields are associated with EPASTS_a003. Check the alert's Payload in Service Mode Plus for available values.

Signal	Unit
Debug Info `EPASTS_a003_debugInfo`	—

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of EPASTS_a003.

EPASTS_a258 — Psp Invalid Project Paramset EPASTS_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.
EPASTS_a197 — Difp Difactor Invalid EPASTS_a197_difpDifactorInvalid This alert is reported by the DIFactorProvider_Generic (DIFP) component in case of DI factor Calibration data failure.
EPASTS_a168 — C1cs Invalid C1 App EPASTS_a168_c1csInvalidC1App 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).
EPASTS_a157 — Mcudcp Invalid Ecu Id EPASTS_a157_mcudcpInvalidEcuId This alert is reported by the reported by the MCUDynamicConfigurationProvider_TC3x component when reading EndOfLine ECU parameters fails.
EPASTS_a155 — Sdsm Data Invalid All EPASTS_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.

Browse all EPASTS alert codes