As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AC ABRUPTLY PITCHED DOWN ON APPROACH TO DIA ON AP2, 1500 FT ALT AC PITCHED NOSE DOWN APPROX 5 DEG, 2300 FT PER MIN DESCENT RATE. DISCONNECTED AP AND LANDED NORMALLY. ITEM HAS HISTORY WHICH SHOWS PHC 1 REPLACED. PFR SHOWED THE INTERMITTANT ECAM WITH FAILURE MSG "CHECK TAT PHC1 SUPPLY". NEEDS MORE T/S. REPLACED CAPT'S TAT PROBE. CYC FMGC CB. ACP AUTO LAND TEST. OPS CHECKS OKAY.