PCS family
PCS_a023_cpMia
Not Available
What does the PCS_a023_cpMia alert mean?
PCS does not receive CAN messages from CP
What you'll see in your Tesla
- Not Available
What triggers it
Charger does not receive all expected CAN messages from charge port
When it clears
PCS receives all expected CAN messages from charge port
Potential impact
Inability to AC charge
Affected models
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.