As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NON-ETOPS FLIGHT 90 HNL-KOA - ON TAKEOFF, THE NR 1 ENGINE DID NOT DEVELOP FULL POWER. THE CREW ELECTED TO TAKEOFF AND THEN RETURNED TO HNL WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED THE NR 1 ENGINE ASSEMBLY IN ACCORDANCE WITH MAINTENANCE FORMS M-211, M-212, M-213 AND M-215. ALL LEAK AND OPERATIONAL CHECKS SATISFACTORY.