What was found
ONT - FLT 4771 - LEFT ENGINE DID NOT ACHIEVE TARGET TORQUE. MAINTENANCE REPLACED THE LEFT ENGINE. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ONT - FLT 4771 - LEFT ENGINE DID NOT ACHIEVE TARGET TORQUE. MAINTENANCE REPLACED THE LEFT ENGINE. (M)