EPASTS_a185 — Sbcscp QA Watchdog Reset
Full alert identifier: EPASTS_a185_sbcscpQAWatchdogReset
Alert description
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.
Potential impact
EPAS reset. If reset more than 5 times then EPAS full loss of assist.
Set condition
if external question-answer watchdog (Q&A) fails (status_0.WD_Fn_S is cleared).
Clear condition
EPAS will perform a power cycle. If persist then perform EPAS Software update. Replace HW if the alert persist.
Signals to check
These diagnostic fields are associated with EPASTS_a185. Check the alert's Payload in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
Debug Info
EPASTS_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of EPASTS_a185.