What was found
PRECAUTIONARY SHUT DOWN NR 2 ENGINE, DUE TO DOUBLE SHORTED SECONDARY, NR 16 CYLINDER. REPLACED FRONT AND REAR SPARK PLUGS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PRECAUTIONARY SHUT DOWN NR 2 ENGINE, DUE TO DOUBLE SHORTED SECONDARY, NR 16 CYLINDER. REPLACED FRONT AND REAR SPARK PLUGS.