As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON DESCENT INTO SJU, AFT AIRSTAIR DOOR LIGHT ILLUMINATED. DECALRED EMERGENCY. PRIOR TO LANDING, THE LIGHT EXTINGUISHED. PERFORMED ADJUSTMENT TEST PER M/M INSTRUCTIONS. LUBRICATED CONTROL CABLE PULLEY MECHANISM OF AFT AIRSTAIRS. CLEANED AND VERIFIED UP LATCH SWITCH OPERATION. NO DEFECTS NOTED. AIRCRAFT RELEASED FOR CONTINUED SERVICE. NO PART REPLACEMENT AT THIS TIME.