EPASTS_a094 — Sctp Tsu Multiple Static Fail
Full alert identifier: EPASTS_a094_sctpTsuMultipleStaticFail
Alert 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.
Potential impact
EPAS full loss of assist.
Set condition
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.
Signals to check
These diagnostic fields are associated with EPASTS_a094. Check the alert's Payload in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
Debug Info
EPASTS_
|
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Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of EPASTS_a094.