BCCEN family
BCCEN_w011_ECUSupplyVoltError
Not Available
What does the BCCEN_w011_ECUSupplyVoltError alert mean?
This message contains separate signals for Overvoltage and Undervoltage for each rail.
What you'll see in your Tesla
- Not Available
What triggers it
ECU 5V rail detected < 4.5V or > 5.5V, or 3.3V rail < 3.0V or > 3.6V for 100ms.
When it clears
ECU 5V rail detected > 4.5V and < 5.5V, and 3.3V rail > 3.0V and < 3.6V for 1s.
Potential impact
These are the repercussions of the alert being set
Affected models
Model S 2012-2020
Model X 2015-2020
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.