FC family
FC_a168_CA_proxTimeout
Not Available
What does the FC_a168_CA_proxTimeout alert mean?
The Fast Charge (FC) Electronic Control Unit (ECU) has detected proximity state transition timeout.
What you'll see in your Tesla
- Not Available
What triggers it
FC ECU detects proximity state transition timeout.
When it clears
Unplug the adapter.
Potential impact
Charging session may not start or may become interrupted.
Affected models
Cybertruck
Model 3 2017-2023
Model 3 2024+
Model S 2021+
Model X 2021+
Model Y
Model Y 2025+
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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.