EPASTP_a019_rsthHwResetInfoCorruptionCheck

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

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

EPAS full loss of assist.

Description

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

Cause

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

Clear condition

Perform EPAS Software update. If error persists, replace HW.

Models

Model Y, Model Y 2025+

Visibility

service-fix

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