HVP family
HVP_w026_HvilFault
Not Available
What does the HVP_w026_HvilFault alert mean?
Sets if an HVIL fault is detected. Contactors cannot close (car will no longer drive) if the contactors are currently open. If no repairs were performed and the alert clears on its own, there is risk of reoccurrence.
What you'll see in your Tesla
- Not Available
What triggers it
The HVIL is broken or HVIL nodes are lower than expected
When it clears
The HVIL is intact
Potential impact
Contactors will not close, it may open if vehicle not in drive
Affected models
Model 3 2017-2023
Model 3 2024+
Model S 2021+
Model X 2021+
Model Y
Model Y 2025+
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.