PCS family
PCS_a006_chgPrechargeFailedScr
Not Available
What does the PCS_a006_chgPrechargeFailedScr alert mean?
Charger failed to precharge the intermediate bus during SCR precharge
What you'll see in your Tesla
- Not Available
What triggers it
SCR precharge portion of charger phase startup sequence failed
When it clears
Charger phase state machine clears faults for phase
Potential impact
Reduced AC charge rate or 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.