IBST family
IBST_a091_SMMOneRequestsInit
Not Available
What does the IBST_a091_SMMOneRequestsInit alert mean?
iBooster (IBST) detected an SMM information failure.
What you'll see in your Tesla
- Not Available
What triggers it
IBST detects an SMM information failure.
When it clears
iBooster can not recover from this condition. iBooster replacement may be required.
Potential impact
IBST may not operate as expected.
Affected models
Cybertruck
Model 3 2017-2023
Model 3 2024+
Model S 2021+
Model X 2021+
Model Y
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.