This alert is reported by the SBCStartupCauseProvider_A8140x (SBCSCP) component if external question-answer watchdog (Q&A) fails. MCU SM requires it, against systematic SW faults, and random HW faults of the time base.
<0.01% (Extremely rare)
None displayed
EPAS reset. If reset more than 5 times then EPAS full loss of assist.
This alert is reported by the SBCStartupCauseProvider_A8140x (SBCSCP) component if external question-answer watchdog (Q&A) fails. MCU SM requires it, against systematic SW faults, and random HW faults of the time base.
if external question-answer watchdog (Q&A) fails (status_0.WD_Fn_S is cleared).
EPAS will perform a power cycle. If persist then perform EPAS Software update. Replace HW if the alert persist.
Model Y, Model Y 2025+
service-fix
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