VCFRONT family
VCFRONT_a195_drveBlckdVltgeTooHgh
Electrical system power reduced
What does the VCFRONT_a195_drveBlckdVltgeTooHgh alert mean?
The vehicle cannot enter Drive state because the measured low voltage (LV) battery voltage is too high.
What you'll see in your Tesla
- Electrical system power reduced
- Vehicle may shut down unexpectedly
What triggers it
The measured LV battery voltage is greater than 16V for 3 consecutive seconds.
When it clears
The measured LV battery voltage is less than 16V.
Potential impact
Vehicle may be unable to drive, or may take longer than expected to enter Drive state. Voltage regulation performance may be reduced across the low voltage electrical system.
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.