PCS2 family
PCS2_a077_lvBusVoltSensorIrrational
Not Available
What does the PCS2_a077_lvBusVoltSensorIrrational alert mean?
The low voltage (LV) bus measurement is irrational
What you'll see in your Tesla
- Not Available
What triggers it
The LV bus voltage is irrationally high or low
When it clears
The LV bus measurement comes back within a rational sensor range
Potential impact
DCDC and AC Charging may be limited or unavailable.
Affected models
Model 3 2017-2023
Model 3 2024+
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.