EPASTP_a042 — Wdh Wd Test Fail
Full alert identifier: EPASTP_a042_wdhWdTestFail
Alert description
This alert is reported by the WatchdogHandler_A8140x (WDH) component when the external watchdog of the SBC is not working properly.
Potential impact
EPAS full loss of assist.
Set condition
EPAS ECU SBC device watchdog is not able to reset the MCU at runtime.
Clear condition
EPAS HW failure. EPAS power cycle N times and if persists, the gear needs to be changed.
Signals to check
These diagnostic fields are associated with EPASTP_a042. Check the alert's Payload in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
Debug Info
EPASTP_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of EPASTP_a042.