CP family
CP_a102_wcOvertempFault
Unable to charge - Wall connection too hot
What does the CP_a102_wcOvertempFault alert mean?
The Gen 2 Wall Connector reports a high temperature at which charging should stop.
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
The Gen 2 Wall Connector reports a temperature greater than 90 degrees C.
When it clears
The CP ECU detects that the charge cable was unplugged.
Potential impact
AC charging is unavailable.
Affected models
Cybertruck
Model 3 2017-2023
Model 3 2024+
Model S 2021+
Model X 2021+
Model Y
Model Y 2025+
Semitruck
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