As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOLLOW-UP TO NR 2 IDG CONTINUED FREQUENT OIL SERVICING. ACFT GROUNDED. RAN NR 2 END AT IDLE FOR 10 MIN THEN CHECKED FOR OIL ACCUMULATION FROM DRAIN, NO OIL LEAKS OR ACCUMULATION NOTED. R & R THE VENT VALVE IAW AMM 24-11-00-700-804, AS REQUESTED.