TAS family
TAS_a222_compressorPrefillFault
Not Available
What does the TAS_a222_compressorPrefillFault alert mean?
Air compressor failed to build pressure when powered.
What you'll see in your Tesla
- Not Available
What triggers it
Air compressor failed to build pressure when powered.
When it clears
Vehicle-power-state cycle from off to on.
Potential impact
Air suspension leveling will be disabled, expect lowering to STANDARD via speed based restrictions on higher heights.
Affected models
Cybertruck
Model 3 2024+
Model S 2012-2020
Model S 2021+
Model X 2015-2020
Model X 2021+
Model Y 2025+
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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.