As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(AUS) FUEL TANK PANEL LEAKING. INVESTIGATION FOUND THAT AN UNAPPROVED REPAIR HAD BEEN CARRIED OUT BY SPLICINGINTO WIRING LOOMS ON EACH SIDE OF THE PANEL WITH THE WIRING GOING THROUGH A HOLE IN THE PANEL. THE SPLICES USED WERE UNSEALED CRIMPS USED WITHIN THE FUEL TANK WET AREA. PERSONNEL/MAINTENANCE ERROR. UNAPPROVED REPAIR. UNAPPROVED PART.