APSB_w283 — Psfa Mia
Full alert identifier: APSB_w283_psfaMia
Alert description
One or more of the messages the Autopilot Processor Secondary (APS) receives periodically from the Primary Steering Feedback Actuator (PSFA) Electronic Control Unit (ECU) is not received, indicating the PSFA ECU may be unavailable (MIA).
Potential impact
Autopilot features will be unavailable.
Set condition
APS does not receive PSFA messages for more than 10 messages.
Clear condition
APS starts receiving messages from PSFA.
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of APSB_w283.