As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: DOOR LEFT OVERWING EXIT CYCLING OFF AND ON -ALSO THE DOOR SLIDE LIGHT IS CYCLING - MAINTENANCE ADJUSTED THE LEFT OVERWING DOOR DETECTOR PROXIMITY SENSOR 33WN1 AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 52-71-00