What was found
DEN - ON FLIGHT 4277, RECEIVED A PROX SYSTEM 2 FAULT STATUS MESSAGE. RETURNED TO GATE. MAINTENANCE PLACED ON MEL NR 52-70-4A. AIRCRAFT RETURNED TO SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DEN - ON FLIGHT 4277, RECEIVED A PROX SYSTEM 2 FAULT STATUS MESSAGE. RETURNED TO GATE. MAINTENANCE PLACED ON MEL NR 52-70-4A. AIRCRAFT RETURNED TO SERVICE.