STO family
STO_a014_fsRlySecOpen2
Not Available
What does the STO_a014_fsRlySecOpen2 alert mean?
Steering Torque Overlay (STO) assist halted due to Secondary FS relay 2 open circuit startup failure.
What you'll see in your Tesla
- Not Available
What triggers it
Secondary Internal: Fail Safe (FS) Relay 2 detected an open circuit on startup for 250ms
When it clears
System Reset
Potential impact
Steering Assist reduced
Affected models
Semitruck
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