VCSEC family
VCSEC_a222_TPMSSystemMalfunction
Tire pressure monitoring system fault
What does the VCSEC_a222_TPMSSystemMalfunction alert mean?
One or more sensors, or the security controller may be missing or damaged
What you'll see in your Tesla
- Tire pressure monitoring system fault
- Pressure sensor fault may clear next drive
What triggers it
Vehicle has spent more than 10 minutes while driving with less than 4 sensors connected
When it clears
Confirmed connections to all 4 wheel unit sensors
Potential impact
TPMS system is not functional
Affected models
Cybertruck
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.