VCREAR family
VCREAR_a204_undervoltageLoadshedTriggered
Not Available
What does the VCREAR_a204_undervoltageLoadshedTriggered alert mean?
Undervoltage loadshed protection has tripped on the Rear Vehicle Controller (VCREAR). Low Voltage (LV) bridge is expected to be open until the protection is cleared.
What you'll see in your Tesla
- Not Available
What triggers it
48V bus is reported undervoltage on VCREAR while the vehicle is in Drive.
When it clears
Undervoltage loadshed protection resets when the vehicle is parked and the 48V bus voltage exceeds 28V.
Potential impact
LV bridge is open. Impacted load(s) unavailable in Drive.
Affected models
Cybertruck
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.