EPASTP_a029_smuhSmuCoreCntErrorTestFail

This alert is reported by SMUHandler_TC3X (SMUH) component when SMU Core alive test is failed.

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

EPAS full loss of assist.

Description

This alert is reported by SMUHandler_TC3X (SMUH) component when SMU Core alive test is failed.

Cause

EPAS uC peripheral (SMU core) alive test failure at startup, before start of OS.

Clear condition

Perform EPAS Software update at first, replace HW if the alert appears again.

Models

Model Y, Model Y 2025+

Visibility

service-fix

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