As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING SERVICE CHECK FOUND NR 2 ENGINE IDG DIFFERENTIAL PRESSURE INDICATOR EXTENDED. PERFORMED FIM TASK 24 11 00 810 803. PERFORMED NR 2 IDG FILTER REPLACEMENT REF T/C 78424000. NO FAULTS FOUND DURING ACCOMPLISHMENT OF FMC/CDU T/C 78273000.