What was found
FLIGHT 5410 - DURING CLIMBOUT OF COS RECEIVED AN AFT LAVATORY SMOKE WARNING MESSAGE, FLIGHT RETURNED TO THE FIELD. REPLACED THE AFT LAVATORY SMOKE DETECTOR.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLIGHT 5410 - DURING CLIMBOUT OF COS RECEIVED AN AFT LAVATORY SMOKE WARNING MESSAGE, FLIGHT RETURNED TO THE FIELD. REPLACED THE AFT LAVATORY SMOKE DETECTOR.