MyTeslaMate
GTW family

GTW_w304_ethloopSwitchPort3LinkDown

Not Available

What does the GTW_w304_ethloopSwitchPort3LinkDown alert mean?

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.

What you'll see in your Tesla

  • Not Available

What triggers it

The alert is set if the link goes down.

When it clears

The alert clears when the link is up.

Potential impact

Communication between the various electronic control units (ECUs) on the etherloop bus, starting with Autopilot Processor Backup (APB), may be disrupted.

Affected models

Cybertruck

Track your Tesla's alerts automatically

Alerts like this reach MyTeslaMate through your car's Tesla telemetry API. MyTeslaMate logs every alert your Tesla reports and turns it into readable history and real-time notifications — hosted TeslaMate with no server to run.