HVP family
HVP_w033_fcContHwFault
Not Available
What does the HVP_w033_fcContHwFault alert mean?
Warns if the HVP detects unintended loss of contactor control (V or I)
What you'll see in your Tesla
- Not Available
What triggers it
The HVP detects loss of contactor power or coil current
When it clears
Contactor power or coil current is dropped below threshold
Potential impact
The contactors opens unintentionally
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.