SSFA_a144 — Swt Self Test Fault
Full alert identifier: SSFA_a144_swtSelfTestFault
Alert description
The self test procedure for the Software Watchdog Timer (SWT) module of the microcontroller run by the bootloader after a destructive reset failed.
Potential impact
Compromised system reliability due to potential failure to recover from unresponsive fault conditions such as system lock-up
Set condition
SWT self test procedure after destructive reset failed
Clear condition
SWT self test procedure after destructive reset successful
Signals to check
These diagnostic fields are associated with SSFA_a144. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
Failure Type
SSFA_
|
— |
Swt 0 Result
SSFA_
|
— |
Swt 0 Result Valid
SSFA_
|
— |
Swt 2 Result
SSFA_
|
— |
Swt 2 Result Valid
SSFA_
|
— |
Test Data Valid
SSFA_
|
— |
Test State Valid
SSFA_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of SSFA_a144.