As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENGINE UNCOMMANDED RETURNED TO IDLE/AUTO-RELIGHT. R. UNCOMMANDED ROLLBACK TO IDLE CONDITION THEN AUTO RELIGHT. ENGINE RECOVERED AND (B ENGINE MAINT LTD MESSAGE REMAINED) ELECTRONIC ENGINE CONTROLLER (EEC) SUSPECT, SENT TO MFG FOR ANALYSIS. (K)