STO family
STO_a107_mcuMemuFail
Not Available
What does the STO_a107_mcuMemuFail alert mean?
Steering Torque Overlay (STO) assist halted due to microcontroller MEMU startup failure.
What you'll see in your Tesla
- Not Available
What triggers it
Internal: microcontroller Memory Error Management Unit (MEMU) failure twice on startup
When it clears
System Reset
Potential impact
Steering Assist reduced
Affected models
Semitruck
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