As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYSTEM, ON ENGINE START NR 2 EGT WAS ERRATIC. TEMP CLIMBED TO ABOUT 200 THEN WENT DOWN TO 14 TO 16 ON THE GAGE. EGT NEEDLE JUMPED AROUND EXCESSIVELY. FOUND NR 2 EGT IND ERRATIC WHEN SHAKING WIRES W354451 W-18 & W354451G-18 NEAR CONNECTOR D4208P. RESCORED CONNECTOR D4208P AND IND CHECKED OK WHEN SHAKING WIRES CHECKED OK ON IDLE RUN. TAXI CK GOOD.