CC family
CC_a012_wallPlugOT
Unable to charge - Wall connection too hot
What does the CC_a012_wallPlugOT alert mean?
Wall connector input wiring temperature is too high.
What you'll see in your Tesla
- Unable to charge - Wall connection too hot
- Outlet or Wall Connector wiring must be checked
What triggers it
Wall connector input wiring temperature exceeds 100 degC.
When it clears
Wall connector input wiring temperature falls below 80 degC or user interaction if charging was stopped.
Potential impact
Wall connector will reduce reported current capability in 25 percent increments until condition clears, or current reaches 0 and charging is stopped.
Affected models
Cybertruck
Model 3 2017-2023
Model 3 2024+
Model S 2021+
Model X 2021+
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.