What was found
TUNING RIGHT HIGH FREQ SYSTEM CAUSES ERRATIC AUTOPILOT AND FALSE RIGHT AFT EMERGENCY DOOR OPEN EICAS MESSAGE. REPLACED RIGHT HIGH FREQ TRANSCEIVER, OPERATION CHECKS NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
TUNING RIGHT HIGH FREQ SYSTEM CAUSES ERRATIC AUTOPILOT AND FALSE RIGHT AFT EMERGENCY DOOR OPEN EICAS MESSAGE. REPLACED RIGHT HIGH FREQ TRANSCEIVER, OPERATION CHECKS NORMAL.