As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT IDG VALVE STATUS MESSAGE. PERFORMED FIM UP TO BLOCK 4 24-20 FAULT TREE 802, NO DEFECTS NOTED AT THIS TIME PER CHECK. IDG DELTA P NO DEFECTS RAN ENGINES IAW AMM 71-00-00 NO FAULTS NOTED. REMOVED AND REPLACED THE LEFT ENGINE IDG VALVE AMM 24-11-12. PERFORMED ENGINE RUN IAW AMM 71-00-00 AND OPS CHECKED NORMAL AT THIS TIME.