As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RECEIVED AN INTERMITTENT SMOKE TOILET CAUTION MESSAGE, SIX TIMES . THE LAVATORY SMOKE ALARM ALSO WENT OFF, BUT NOT AT THE SAME TIMES AS THE SMOKE TOILET CAUTION MESSAGE. REMOVED & RESEATED SMOKE DETECTOR , OPS CHECKED GOOD IAW AMM 26-16-00.