What was found
FLT#688, LAX-BOS. (ETOPS) 'ENG 1 OIL SENSOR FAULT; REMOVED AND REPLACED #1 ENG PHMU. REF AMM 77-31-01. OPS CHECK NORMAL.'
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLT#688, LAX-BOS. (ETOPS) 'ENG 1 OIL SENSOR FAULT; REMOVED AND REPLACED #1 ENG PHMU. REF AMM 77-31-01. OPS CHECK NORMAL.'