TAS family
TAS_a218_limpHomeMode40
Air suspension adjustment unavailable
What does the TAS_a218_limpHomeMode40 alert mean?
Air suspension system is operating under limp home mode 40 restrictions.
What you'll see in your Tesla
- Air suspension adjustment unavailable
- Functionality may be restored on next drive
What triggers it
The ECU has detected an issue whose severity requires operating under limp home mode 40 restrictions.
When it clears
Vehicle-power-state cycle from off to on.
Potential impact
Air suspension leveling will be disabled.
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.