PCS2REXA family
PCS2REXA_a147_powerRailOverVoltage
Not Available
What does the PCS2REXA_a147_powerRailOverVoltage alert mean?
The generated power rail (4.5V, 10V, or 18V) has gone above than the allowed upper threshold
What you'll see in your Tesla
- Not Available
What triggers it
The power rail (4.5V, 10V or 18V) has gone above than the allowed upper threshold
When it clears
The power rail (4.5V, 10V or 18V) returns below the allowed upper threshold
Potential impact
DCDC and DCAC may be limited or unavailable.
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.