As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(AUS) RT INTEGRATED DRIVE GENERATOR (IDG) FAILED. INVESTIGATION FOUND PUMP AND MOTOR ASSEMBLY CYLINDER BLOCKS WORN BEYOND LIMITS AT VARIOUS PISTON AND SLIPPER BORES. NUMEROUS OTHER COMPONENTS ALSO SEVERELY WORN. SUSPECT CAUSED BY OIL CONTAMINATION. IDG SCAVENGE FILTER CONTAMINATED. SEE ATTACHMENT FOR INVESTIGATION DETAILS. (CASA NR 510001563)