GTW_w304 — Ethloop Switch Port3 Link Down
Full alert identifier: GTW_w304_ethloopSwitchPort3LinkDown
Alert description
The vehicle Gateway (GTW) detects port 3 of the etherloop switch has a link down, indicating a condition affecting the cabling or the Autopilot Processor Backup (APB) connected to port 3.
Potential impact
Communication between the various electronic control units (ECUs) on the etherloop bus, starting with Autopilot Processor Backup (APB), may be disrupted.
Set condition
The alert is set if the link goes down.
Clear condition
The alert clears when the link is up.
Signals to check
These diagnostic fields are associated with GTW_w304. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
Ethloop Switch Port 3 Link Status
GTW_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of GTW_w304.