As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
L ENGINE STARTER EICAS ( HUNG START ). AIRCRAFT RETURNED TO BLOCKS AND GROUNDED BY MAINTENANCE. PERFORMED A MAINTNENANCE ENGINE RUN. ENGINE STARTED AND RAN NORMALLY. NO MESSAGES IAW AMM 71-00-00 AIRCRAFT REMAINS ETOPS 180. AIRCRAFT RETURNED TO SERVICE.