HVP family
HVP_w056_contactorFailedToOpen
Not Available
What does the HVP_w056_contactorFailedToOpen alert mean?
One or more fast charge (FC) or pack contactors in the high voltage battery failed to open when requested
What you'll see in your Tesla
- Not Available
What triggers it
The contactor(s) do not open when requested to open immediately
When it clears
High Voltage Processor (HVP) reset
Potential impact
Pyro fuse will blow, which will cut off all high voltage (including charging)
Affected models
Model 3 2017-2023
Model 3 2024+
Model S 2021+
Model X 2021+
Model Y
Model Y 2025+
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