As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS FLIGHT 841 SNA-HNL - DURING CLIMB, THE CREW NOTED THE RIGHT ENGINE BLEED TRIPPED OFF. THE CREW WAS UNABLE TO RESET THE SYSTEM AND DIVERTED TO ONT. THE AIRCRAFT LANDED IN ONT WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED THE NR 2 ENGINE PRECOOLER CONTROL VALVE PER AMM 36-12-02-00-801 WITH ALL OPERATIONAL CHECKS SATISFACTORY. THE AIRCRAFT WAS RETURNED TO SERVICE.