MyTeslaMate
EGGLEFTVC family

EGGLEFTVC_a458_vbus48VFusedRailOrLoadStuckOn

Seat heat and powered frunk functions limited

What does the EGGLEFTVC_a458_vbus48VFusedRailOrLoadStuckOn alert mean?

Fused rail driver or downstream load driver cannot be turned off independently.

What you'll see in your Tesla

  • Seat heat and powered frunk functions limited
  • Electrical issue - Schedule service soon

What triggers it

Stuck-on condition (unexpected load or output) is detected on rail driver or any downstream load.

When it clears

Stuck-on condition (unexpected load or output) no longer detected on rail driver or any downstream load.

Potential impact

Front left seat heater and left frunk strut may be disabled.

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.