As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYSTEM: APU INLET DOOR ACTUATOR FAILED IN OPEN POSITION. TROUBLESHOT PER B737-800 FIM 49-10 TASK 806 FOUND CONNECTOR AL0675B IMPROPERLY INSTALLED IN LT MLG WHEEL WELL PROPERLY INSTALLED CONNECTOR APU INLET OPS CHECKED GOOD PER B737-800 FIM 49-10 TASK 806 PLACARD REMOVED.