PCS family
PCS_a024_vcfrontMia
Not Available
What does the PCS_a024_vcfrontMia alert mean?
PCS does not receive CAN messages from VCFRONT
What you'll see in your Tesla
- Not Available
What triggers it
Charger does not receive all expected CAN messages from front vehicle controller
When it clears
PCS receives all expected CAN messages from front vehicle controller
Potential impact
DCDC converter does not regulate LV bus voltage to target, 12V battery may not charge correctly
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.