As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) RIGHT SUPPORT ASSY WAS REMOVED FOR ACCESS FOR ANOTHER JOB, BUT IT WAS THEN DISCOVERED THAT THE REAR FACE WHICH BUTTS AGAINST THE FORWARD FIRE WALL WAS FOUND TO BE CORRODED BEYOND LIMITS. THIS AREA IS NOT VISIBLE DURING NORMAL MAINTENANCE.