As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN GEAR STEERING EICAS ADVISORY EITHER MAIN GEAR AFT AXLE IS INDICATING- NOT LOCKED WHEN IT SHOU LD BE LOCKED. FOUND MX MSG ON INBOUND FLIGHT DECK EFFECT MX MSG# 32-63010 MG ON MEL VERIFIED BOTH PCA''S ARE LOCKED AND DISABALED PULLED AND COLLARED MAIN GEAR STEERING ON MEL STEERING PCA LEFT IS UNSERVICEABLE NEED PLACE MAIN GEAR STEERING C/B N27 ON P110 FOR DEACTIVIATON OF MAIN GEAR STEERING. PLACED TOMC APPROVES THE USE OF MEL 3253A