MyTeslaMate
UI family

UI_a100_eMMCFTLError

Not Available

What does the UI_a100_eMMCFTLError alert mean?

eMMC FTL Register has been set

What you'll see in your Tesla

  • Not Available

What triggers it

Periodic eMMC check or post-wake eMMC status has the FTL error 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.