As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYS - LEFT ENGINE HESITATED AT 50 PERCENT N2 DURING ENGINE START AFTER START VALVE CLOSED AND STARTER CUTOUT WITH SELECTOR BACK IN AUTO. OTHER PARAMETERS NORMAL. GROUND RAN LT ENGINE, FOUND WITHIN LIMITS OF AMM 71-00-00. OK FOR SERVICE.