MyTeslaMate
FC family

FC_w165_CA_evseConnUnlocked

Unable to DC Fast Charge

What does the FC_w165_CA_evseConnUnlocked alert mean?

The vehicle is unable to CHAdeMO DC fast charge because the electric vehicle supply equipment (EVSE) is unlocked when it is expected to be locked.

What you'll see in your Tesla

  • Unable to DC Fast Charge
  • Contact charging station operator

What triggers it

The FC ECU detects that the EVSE is in an unlocked state when it is expected to be locked.

When it clears

The fast charge (FC) electronic control unit (ECU) detects that the EVSE is locked, or the charge cable has been disconnected.

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.