MyTeslaMate
HVP family

HVP_w046_shuntOverTemperature

Not Available

What does the HVP_w046_shuntOverTemperature alert mean?

The High Voltage Processor (HVP) has detected the shunt temperature has exceeded the high threshold value.

What you'll see in your Tesla

  • Not Available

What triggers it

The HVP has detected the shunt temperature has exceeded the high threshold value. There may be a high impedance joint.

When it clears

The HVP detects the shunt temperature is below a low threshold value.

Potential impact

There may be a high impedance joint. After a prolonged time at a high temperature, the properties of the manganin may be impacted.

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.