MyTeslaMate
UI family

UI_a099_eMMCStatusError

Not Available

What does the UI_a099_eMMCStatusError alert mean?

eMMC Status Register has error bits set

What you'll see in your Tesla

  • Not Available

What triggers it

Periodic eMMC check or post-wake eMMC status has an error bit set

When it clears

Power Cycle

Potential impact

Non-functional eMMC

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.