What was found
"SMOKE TOILET" CAUTION MESSAGE APPEARED ON CLIMB-OUT, FLIGHT NR 3986. REPLACED LAV SMOKE DETECTOR WITH A SERVICEABLE UNIT IAW M 26-16-00, PN: PV90-421R3, SN OFF: 07970.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
"SMOKE TOILET" CAUTION MESSAGE APPEARED ON CLIMB-OUT, FLIGHT NR 3986. REPLACED LAV SMOKE DETECTOR WITH A SERVICEABLE UNIT IAW M 26-16-00, PN: PV90-421R3, SN OFF: 07970.