HVBATT family
HVBATT_a111_HsPyroSfFetBad
Not Available
What does the HVBATT_a111_HsPyroSfFetBad alert mean?
High-side pyro high-side switch (SF FET) is non-functional.
What you'll see in your Tesla
- Not Available
What triggers it
High-side pyro-P voltage does not rise to within a margin of the energy reserve voltage when the SF FET is enabled.
When it clears
High-side pyro-P voltage rises to within a margin of the energy reserve voltage when the SF FET is enabled.
Potential impact
High-side pack High Voltage will be blocked, charge and drive may be unavailable.
Affected models
Cybertruck
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