HVLINK family
HVLINK_a044_PyroBp1Deployed
High voltage battery subpack 1 disconnected
What does the HVLINK_a044_PyroBp1Deployed alert mean?
Battery subpack 1 pyro fuse deployment was triggered by firmware.
What you'll see in your Tesla
- High voltage battery subpack 1 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
Fast Charge (FC) link is offline and DC link is split.
Affected models
Semitruck
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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.