As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AV BAY DOOR CAUTION MSG AFTER TAKEOFF. AV BAY DOOR MSG EXTINGUISHED ON LANDING. NO PRESSURIZATION ISSUES. PLACARD AND PLACED ON MEL. REMOVED AND REPLACED SLIDING SLEEVE ON PROX SENSOR PS16MB IAW AMM 52-70-08. OPS CHECK OF AV BAY DOOR WARNING GOOD AT THIS TIME. REMOVED PLACARD.