MyTeslaMate
HVLINK family

HVLINK_a081_FcNegCtrOpenBlockedPyroDeployed

Not Available

What does the HVLINK_a081_FcNegCtrOpenBlockedPyroDeployed alert mean?

Negative contactor was blocked from opening due to high current. Pyro deployed instead.

What you'll see in your Tesla

  • Not Available

What triggers it

High voltage current is too high while attempting to open the contactor.

When it clears

Contactor state is PULLED_IN or ECONOMIZED.

Potential impact

The negative pyro fuse will be deployed.

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.