EPASTS_a094_sctpTsuMultipleStaticFail

This alert is reported by the SteeringColumnTorqueProvider_R12 (SCTP) component when 2+ TSU sensor failure. QualityofService of the provided torque is other than NOMINAL_FAULT_TOLERANT and QOS_TRQ_NOMINAL for at least 400 ms.

 Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

EPAS full loss of assist.

Description

This alert is reported by the SteeringColumnTorqueProvider_R12 (SCTP) component when 2+ TSU sensor failure. QualityofService of the provided torque is other than NOMINAL_FAULT_TOLERANT and QOS_TRQ_NOMINAL for at least 400 ms.

Cause

EPAS application steering torque diagnostics detected failure (two or more TSU sensor failure).

Clear condition

QualityofService of the provided torque is NOMINAL_FAULT_TOLERANT or QOS_TRQ_NOMINAL.

Models

Model Y, Model Y 2025+

Visibility

service-fix

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