MyTeslaMate
HVLINK family

HVLINK_a054_PyroBp3Deployed

High voltage battery subpack 3 disconnected

What does the HVLINK_a054_PyroBp3Deployed alert mean?

Battery subpack 3 pyro fuse deployment was triggered by firmware.

What you'll see in your Tesla

  • High voltage battery subpack 3 disconnected
  • Vehicle may not restart - Service is required

What triggers it

Pyro fuse deployment was triggered by firmware

When it clears

This alert clears automatically.

Potential impact

Battery subpack 3 is offline / unavailable.

Affected models

Semitruck

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.