This alert is reported when there is a Inter-MCU comm failure or other side is not communicating (UV or other failure).
<0.01% (Extremely rare)
None displayed
EPAS A and B sides are not able to communicate. Steering assist reduced or might be unavailable.
This alert is reported when there is a Inter-MCU comm failure or other side is not communicating (UV or other failure).
The signal is unavailable because checksum error, or the signal is unavailable because Alive counter error, or Timeout (no frame arrived), or Frame size is out of range.
Perform EPAS Software update.
Model Y, Model Y 2025+
service-fix
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