What was found
DURING FLIGHT, ECAM-SMOKE LAVATORY SMOKE ON APPROXIMATELY 4 SECONDS THEN OFF TWICE. FLIGHT ATTENDANTS ALSO HAD A CABIN WARNING, NO INDICATION OF SMOKE OR FIRE. NO PASSENGERS IN LAVATORY. PERFORMED BITE TEST AND RESET SDCU1 AND SDCU2. NO FAULTS NOTED, NO HISTORY LAST 30 DAYS. OK FOR SERVICE IAW AMM 26-17-00.