As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN CREW REPORTED THAT RT FWD LAVATORY INSIDE HAD A PLASTIC ODOR, NOTICED ON UPPER LEFT SIDE. CREW CHECKED TRASH COMPARTM ENT, NO ISSUES NOTICED. FOUND FLUSH CONTROL UNIT ON TOILET ASSY CAUSING ODOR WHENEVER TOILET WAS FLUSHED. REPLACED THE TOILET ASSY IAW AMM 38-32-01. OPS CHECKED NORMAL. NO ODOR NOTED.