PCS family
PCS_a015_chg12vUv
Not Available
What does the PCS_a015_chg12vUv alert mean?
Charging is inhibited due to low 12V
What you'll see in your Tesla
- Not Available
What triggers it
Charger detects 12V bus voltage is below 7V for more than 500ms
When it clears
Charger detects 12V bus voltage is above 7V
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+
Track your Tesla's alerts automatically
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.