As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHITE "A/T LIM" LIGHT ILLUMINATED 3 TIMES IN DESCENT. FIRST TIME AND SECOND TIME LASTED APPROX 10 SEC, THIRD TIME APPROX 2 MINUTES. REMOVED, REPLACED & TESTED NR 1 ENG EEC REF AMM 73 21 60, OPS NORMAL. ETOPS EEC HARDWARE & SOFTWARE P/N VERIFICATION C/W. REF IPC 73 21 60 01. SEAMC NOTIFIED.