As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DOOR L FWD OVERWING EXIT CAME ON DURING CLIMB AT ABOUT 16,000 FT. FOUND L FWD OVERWING EXIT DOOR SLIDE PROXIMITY SENSOR TO BE FAULTY.REMOVED & REPLACED SENSOR IAW AMM 52-22-71-000/400-805-A. OPS CHECK GOOD AT THIS TIME. A/C OK FOR SERVICE. PERFORMED CABIN PRESSURE CHECK ON LP499323. PRESSURE CHECK GOOD.