TAS family
TAS_a221_valveLeakDetected
Not Available
What does the TAS_a221_valveLeakDetected alert mean?
Internal air spring or air reservoir valve leak detected.
What you'll see in your Tesla
- Not Available
What triggers it
Air pressure increase while idle measured over time.
When it clears
No air pressure increase while idle measured over time.
Potential impact
Possible decrease in vehicle ride height while vehicle sleeps.
Affected models
Cybertruck
Model 3 2024+
Model S 2012-2020
Model S 2021+
Model X 2015-2020
Model X 2021+
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.