APSB_w281 — Rsa Mia
Full alert identifier: APSB_w281_rsaMia
Alert description
One or more of the messages the Autopilot Processor Secondary (APS) receives periodically from the Rear Steering Actuator (RSA) Electronic Control Unit (ECU) is not received, indicating the RSA ECU may be unavailable (MIA).
Potential impact
Autopilot features will be unavailable.
Set condition
APS does not receive RSA messages for more than 10 messages.
Clear condition
APS starts receiving messages from RSA.
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of APSB_w281.