CC family
CC_a002_gndMonIntrptLoadSide
Unable to charge - Insufficient grounding
What does the CC_a002_gndMonIntrptLoadSide alert mean?
Vehicle-side protective earth is disconnected from wall connector.
What you'll see in your Tesla
- Unable to charge - Insufficient grounding
- Disconnect and retry or use different equipment
What triggers it
Vehicle-side protective earth is disconnected or high impedance.
When it clears
Vehicle-side protective earth is connected.
Potential impact
Wall connector will not allow charging until vehicle-side protective earth is connected.
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.