EPASTP_a009_mcusscLbistPermanentFail
Description
This alert is reported by the MCUSafetyStartupChecks_TC3x (MCUSSC) component when there is a MCU failure. Logic built-in self-test failed.
Condition
EPAS Microcontroller built-in self tests (BIST) that the SW runs after reset failed for 3 consecutive times.
Clear Condition
Perform EPAS ECU power cycle.
Potential Impact
EPAS full loss of assist.
Customer Facing Message 1
Not Available
Customer Facing Message 2
Not Available
Audiences
service-fix
Models
Model Y;Model Y 2025+