Skip to content
Model Y

EPASTS_a251 — Ui Tune Req Mia

Full alert identifier: EPASTS_a251_uiTuneReqMia

Alert description

The Electric Power Assist Steering (EPAS) electronic control unit (ECU) is not receiving the expected controller area network (CAN) messages from the Gateway (GTW) on the CAN bus.

Potential impact

This information is not available in the alert reference.

Set condition

This information is not available in the alert reference.

Clear condition

This information is not available in the alert reference.

Signals to check

These diagnostic fields are associated with EPASTS_a251. Check the alert's Payload in Service Mode Plus for available values.

Signal Unit
Debug Info EPASTS_a251_debugInfo —

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of EPASTS_a251.

Browse all EPASTS alert codes