HVBATT family
HVBATT_a118_HsPyroPassivelyDeployed
Not Available
What does the HVBATT_a118_HsPyroPassivelyDeployed alert mean?
The high-side pyro was deployed by the high-side passive pyro circuit.
What you'll see in your Tesla
- Not Available
What triggers it
Firmware detects that the high-side passive pyro circuit is actively deploying the high-side pyro.
When it clears
Clears when pyro resistance test passes.
Potential impact
High-side pack High Voltage will be blocked, charge and drive may be unavailable.
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.