As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED. MIA-UIO FLIGHT RETURNED TO MIA ACCOUNT CABIN EMERGENCY EXIT LIGHTS CYCLING ON AND OFF INTERMITTENTLY. NO EMERGENCY DECLARED. UNEVENTFUL LANDING. REMOVED AND REPLACED NOSE LANDING GEAR EMERGENCY LIGHT TEST SWITCH AT S10035 IAW WDM 33-51-11. OPERATIONAL CHECK GOOD. REFERENCE AALA201703209041 AND AALA20170318001.