As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING SHOP INSPECTION (3,000-HOUR) AND REPAIR AND AFTER UPGRADE TO DASH 104 ASSEMBLY DURING BENCH TESTING, FOUND BOOT STRAP PISTON RESTRAINING BOLT (PN MS24678-9) BROKEN AND RETAINER PLATE (PN 0711311-209) DEFORMED DURING DISASSEMBLY OF MODULE. THESE DAMAGED PARTS WERE REPLACED DURING UPGRADE OF MODULE ASSY FROM DASH 103 TO DASH 104 CONFIGURATION.