FC family
FC_w266_GB_negPin_OT
Charging adapter temperature high
What does the FC_w266_GB_negPin_OT alert mean?
The vehicle is unable to GB (China) DC fast charge because the fast charge (FC) electronic control unit (ECU) detects that the negative pin is over the expected temperature.
What you'll see in your Tesla
- Charging adapter temperature high
- DC Fast Charging / Supercharging unavailable
What triggers it
The FC ECU detects that the negative pin temperature is above the alert threshold.
When it clears
The FC ECU detects that the negative pin temperature is within expected bounds.
Potential impact
DC fast charging is unavailable.
Affected models
Model S 2012-2020
Model X 2015-2020
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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.