EPASTS family
EPASTS_a093_sctpTsuSingleStaticFail
Not Available
What does the EPASTS_a093_sctpTsuSingleStaticFail alert mean?
This alert is reported by the SteeringColumnTorqueProvider_R12 (SCTP) component when 1 TSU sensor fails. Quality of service of the provided torque is other than NOMINAL_FAULT_TOLERANT for at least 400 ms.
What you'll see in your Tesla
- Not Available
What triggers it
EPAS application steering torque diagnostics detected failure (One TSU sensor).
When it clears
Quality of service of the provided torque is NOMINAL_FAULT_TOLERANT.
Potential impact
One torque sensor failed but EPAS still can operate normal.
Affected models
Model Y
Model Y 2025+
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